File: rfc1595.mib

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SONET-MIB DEFINITIONS ::= BEGIN

          IMPORTS
              MODULE-IDENTITY, OBJECT-TYPE, Counter32, Gauge32,
              Integer32,
                    FROM SNMPv2-SMI
              TEXTUAL-CONVENTION, DisplayString
                    FROM SNMPv2-TC
              MODULE-COMPLIANCE, OBJECT-GROUP
                    FROM SNMPv2-CONF
              ifIndex, transmission
                    FROM RFC-1213;

          --  This is the MIB module for the SMDS Interface objects.

          sonetMIB MODULE-IDENTITY
              LAST-UPDATED "9401030000Z"
              ORGANIZATION "IETF AToM MIB Working Group"
              CONTACT-INFO
                "        Tracy Brown

                 Postal: Bell Communications Research
                         331 Newman Springs Road
                         P.O. Box 7020
                         Red Bank, NJ  07701-7020
                         US

                    Tel: +1 908 758 2107
                    Fax: +1 908 758 4177

                 E-mail: tacox@mail.bellcore.com

                         Kaj Tesink

                 Postal: Bell Communications Research
                         331 Newman Springs Road
                         P.O. Box 7020
                         Red Bank, NJ  07701-7020
                         US

                    Tel: +1 908 758 5254
                    Fax: +1 908 758 4196


                 E-mail: kaj@cc.bellcore.com"
              DESCRIPTION
                   "The MIB module to describe
                   SONET/SDH interfaces objects."
              ::= { transmission 39 }

          --  This is the MIB module for the SONET/SDH objects

          sonetObjects      OBJECT IDENTIFIER ::= { sonetMIB 1 }

          sonetObjectsPath  OBJECT IDENTIFIER ::= { sonetMIB 2 }

          sonetObjectsVT    OBJECT IDENTIFIER ::= { sonetMIB 3 }

          -- groups in the SONET/SDH MIB module

          sonetMedium       OBJECT IDENTIFIER ::= { sonetObjects 1 }

          sonetSection      OBJECT IDENTIFIER ::= { sonetObjects 2 }

          sonetLine         OBJECT IDENTIFIER ::= { sonetObjects 3 }

          sonetFarEndLine   OBJECT IDENTIFIER ::= { sonetObjects 4 }

          sonetPath         OBJECT IDENTIFIER ::= { sonetObjectsPath 1 }

          sonetFarEndPath   OBJECT IDENTIFIER ::= { sonetObjectsPath 2 }

          sonetVT           OBJECT IDENTIFIER ::= { sonetObjectsVT 1 }

          sonetFarEndVT     OBJECT IDENTIFIER ::= { sonetObjectsVT 2 }

          -- the SONET/SDH Medium group

          -- SONET/SDH interfaces for some applications may be
          -- electrical interfaces and not optical interfaces.
          -- This group handles the configuration information for
          -- both optical SONET/SDH interfaces and electrical
          -- SONET/SDH interfaces.

          sonetMediumTable OBJECT-TYPE
              SYNTAX  SEQUENCE OF SonetMediumEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION


                 "The SONET/SDH Medium table."
               ::= { sonetMedium 1 }

          sonetMediumEntry OBJECT-TYPE
              SYNTAX  SonetMediumEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                 "An entry in the SONET/SDH Medium table."
              INDEX   { ifIndex }
               ::= { sonetMediumTable 1 }

          SonetMediumEntry ::=
              SEQUENCE {
                   sonetMediumType               INTEGER,
                   sonetMediumTimeElapsed        Integer32,
                   sonetMediumValidIntervals     Integer32,
                   sonetMediumLineCoding         INTEGER,
                   sonetMediumLineType           INTEGER,
                   sonetMediumCircuitIdentifier  DisplayString
              }

          sonetMediumType OBJECT-TYPE
              SYNTAX  INTEGER  {
                         sonet(1),
                         sdh(2)
                      }
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                 "This variable identifies whether a SONET
                 or a SDH signal is used across this interface."
              ::= { sonetMediumEntry 1 }

          sonetMediumTimeElapsed OBJECT-TYPE
              SYNTAX  Integer32 (1..900)
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                 "The number of seconds, including partial
                 seconds, that have elapsed since the beginning of
                 the current error-measurement period."
              ::= { sonetMediumEntry 2 }

          sonetMediumValidIntervals OBJECT-TYPE
              SYNTAX  Integer32 (0..96)
              MAX-ACCESS  read-only


              STATUS  current
              DESCRIPTION
                 "The number of previous intervals for which valid
                 data has been stored.  A SONET device must support
                 at least n intervals.
                 The minimum value of n is 4.
                 The default of n is 32.
                 The maximum value of n is 96.
                 The value of this object will be n unless
                 the device was brought online within the last
                 (nx15) minutes, in which case the value will be the
                 number of complete 15 minute intervals the device has
                 been online."
              ::= { sonetMediumEntry 3 }

          sonetMediumLineCoding OBJECT-TYPE
              SYNTAX  INTEGER {
                          sonetMediumOther(1),
                          sonetMediumB3ZS(2),
                          sonetMediumCMI(3),
                          sonetMediumNRZ(4),
                          sonetMediumRZ(5)
                      }
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                 "This variable describes the line coding for
                 this interface. The B3ZS and CMI are used for
                 electrical SONET/SDH signals (STS-1 and STS-3).
                 The Non-Return to Zero (NRZ) and the Return
                 to Zero are used for optical SONET/SDH signals."
              ::= { sonetMediumEntry 4 }

          sonetMediumLineType OBJECT-TYPE
              SYNTAX  INTEGER {
                          sonetOther(1),
                          sonetShortSingleMode(2),
                          sonetLongSingleMode(3),
                          sonetMultiMode(4),
                          sonetCoax(5),
                          sonetUTP(6)
                      }
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                 "This variable describes the line type for
                 this interface. The line types are
                 Short and Long Range


                 Single Mode fiber or Multi-Mode fiber interfaces,
                 and coax and UTP for electrical interfaces.  The
                 value sonetOther should be used when the Line Type is
                 not one of the listed values."
              ::= { sonetMediumEntry 5 }

          sonetMediumCircuitIdentifier OBJECT-TYPE
              SYNTAX  DisplayString (SIZE (0..255))
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                 "This variable contains the transmission
                 vendor's circuit identifier, for the
                 purpose of facilitating troubleshooting."
              ::= { sonetMediumEntry 6 }

          -- the SONET/SDH Section group

          -- this group consists of 2 tables:
          -- - the SONET/SDH Section Current Table
          -- - the SONET/SDH Section Interval Table

          -- the SONET/SDH Section Current Table

          -- The SONET/SDH Section
          -- current table contains various statistics
          -- being collected for the current 15 minute interval.

          sonetSectionCurrentTable OBJECT-TYPE
              SYNTAX  SEQUENCE OF SonetSectionCurrentEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                 "The SONET/SDH Section Current table."
               ::= { sonetSection 1 }

          sonetSectionCurrentEntry OBJECT-TYPE
              SYNTAX  SonetSectionCurrentEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                 "An entry in the SONET/SDH Section Current table."
              INDEX   { ifIndex }
               ::= { sonetSectionCurrentTable 1 }


          SonetSectionCurrentEntry ::=
              SEQUENCE {
                  sonetSectionCurrentStatus   Integer32,
                  sonetSectionCurrentESs      Gauge32,
                  sonetSectionCurrentSESs     Gauge32,
                  sonetSectionCurrentSEFSs    Gauge32,
                  sonetSectionCurrentCVs      Gauge32
              }

          sonetSectionCurrentStatus OBJECT-TYPE
              SYNTAX  Integer32 (1..6)
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                 "This variable indicates the
                 status of the interface.
                 The sonetSectionCurrentStatus
                 is a bit map represented
                 as a sum, therefore,
                 it can represent multiple defects
                 simultaneously.
                 The sonetSectionNoDefect should be
                 set if and only if
                 no other flag is set.

                 The various bit positions are:
                       1   sonetSectionNoDefect
                       2   sonetSectionLOS
                       4   sonetSectionLOF"
               ::= { sonetSectionCurrentEntry 1 }

          sonetSectionCurrentESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                 "The counter associated with the number of Errored
                 Seconds encountered by a SONET/SDH
                 Section in the current 15 minute interval."
               ::= { sonetSectionCurrentEntry 2 }

          sonetSectionCurrentSESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                 "The counter associated with the number of


                 Severely Errored Seconds
                 encountered by a SONET/SDH Section in the current 15
                 minute interval."
               ::= { sonetSectionCurrentEntry 3 }

          sonetSectionCurrentSEFSs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                 "The counter associated with the number of
                 Severely Errored Framing Seconds
                 encountered by a SONET/SDH Section in the current
                 15 minute interval."
              ::= { sonetSectionCurrentEntry 4 }

          sonetSectionCurrentCVs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                 "The counter associated with the number of Coding
                 Violations encountered by a
                 SONET/SDH Section in the current 15 minute interval."
               ::= { sonetSectionCurrentEntry 5 }

          -- the SONET/SDH Section Interval Table

          -- The SONET/SDH Section Interval Table
          -- contains various statistics
          -- collected by each system over a maximum
          -- of the previous 24 hours of
          -- operation.  The past 24 hours may be broken into 96
          -- completed 15 minute intervals.
          -- A system is required to store at
          -- least 4 completed 15 minute interval.
          -- The default value is 32 intervals.

          sonetSectionIntervalTable OBJECT-TYPE
              SYNTAX  SEQUENCE OF SonetSectionIntervalEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                 "The SONET/SDH Section Interval table."
               ::= { sonetSection 2 }

          sonetSectionIntervalEntry OBJECT-TYPE


              SYNTAX  SonetSectionIntervalEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                 "An entry in the SONET/SDH Section Interval table."
              INDEX   { ifIndex,
                        sonetSectionIntervalNumber }
               ::= { sonetSectionIntervalTable 1 }

          SonetSectionIntervalEntry ::=
              SEQUENCE {
                   sonetSectionIntervalNumber  Integer32,
                   sonetSectionIntervalESs     Gauge32,
                   sonetSectionIntervalSESs    Gauge32,
                   sonetSectionIntervalSEFSs   Gauge32,
                   sonetSectionIntervalCVs     Gauge32
              }

          sonetSectionIntervalNumber OBJECT-TYPE
              SYNTAX  Integer32 (1..96)
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                "A number between 1 and 96, which identifies the
                interval for which the set of statistics is available.
                The interval identified by 1 is the most recently
                completed 15 minute interval,
                and the interval identified
                by N is the interval immediately preceding the
                one identified
                by N-1."
               ::= { sonetSectionIntervalEntry 1 }

          sonetSectionIntervalESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                 "The counter associated with the number of
                 Errored Seconds encountered
                 by a SONET/SDH Section in a
                 particular 15-minute interval
                 in the past 24 hours."
               ::= { sonetSectionIntervalEntry 2 }

          sonetSectionIntervalSESs OBJECT-TYPE
              SYNTAX  Gauge32


              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                 "The counter associated with the number of
                 Severely Errored Seconds
                 encountered by a SONET/SDH Section in a
                 particular 15-minute interval
                 in the past 24 hours."
              ::= { sonetSectionIntervalEntry 3 }

          sonetSectionIntervalSEFSs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                 "The counter associated with the number of
                 Severely Errored Framing Seconds
                 encountered by a SONET/SDH Section in a
                 particular 15-minute interval
                 in the past 24 hours."
              ::= { sonetSectionIntervalEntry 4 }

          sonetSectionIntervalCVs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                 "The counter associated with the number of Coding
                 Violations encountered by a
                 SONET/SDH Section in a particular 15-minute interval
                 in the past 24 hours."
              ::= { sonetSectionIntervalEntry 5 }

          -- the SONET/SDH Line group

          -- this group consists of 2 tables:
          -- - the SONET/SDH Line Current Table
          -- - the SONET/SDH Line Interval Table

          -- the SONET/SDH Line Current Table

          -- The SONET/SDH Line
          -- current table contains various statistics
          -- being collected for the current 15 minute interval.

          sonetLineCurrentTable OBJECT-TYPE


              SYNTAX  SEQUENCE OF SonetLineCurrentEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                "The SONET/SDH Line Current table."
              ::= { sonetLine 1 }

          sonetLineCurrentEntry OBJECT-TYPE
              SYNTAX  SonetLineCurrentEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                "An entry in the SONET/SDH Line Current table."
              INDEX   { ifIndex }
              ::= { sonetLineCurrentTable 1 }

          SonetLineCurrentEntry ::=
              SEQUENCE {
                   sonetLineCurrentStatus    Integer32,
                   sonetLineCurrentESs       Gauge32,
                   sonetLineCurrentSESs      Gauge32,
                   sonetLineCurrentCVs       Gauge32,
                   sonetLineCurrentUASs      Gauge32
               }

          sonetLineCurrentStatus OBJECT-TYPE
              SYNTAX  Integer32 (1..6)
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                 "This variable indicates the
                 status of the interface.
                 The sonetLineCurrentStatus
                 is a bit map represented
                 as a sum, therefore,
                 it can represent multiple defects
                 simultaneously.
                 The sonetLineNoDefect should be
                 set if and only if
                 no other flag is set.

                 The various bit positions are:
                  1   sonetLineNoDefect
                  2   sonetLineAIS
                  4   sonetLineRDI"
               ::= { sonetLineCurrentEntry 1 }


          sonetLineCurrentESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of Errored
               Seconds encountered by a SONET/SDH
               Line in the current 15 minute interval."
              ::= { sonetLineCurrentEntry 2 }

          sonetLineCurrentSESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of
               Severely Errored Seconds
               encountered by a SONET/SDH Line in the current 15
               minute
               interval."
              ::= { sonetLineCurrentEntry 3 }

          sonetLineCurrentCVs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of Coding
               Violations encountered by a
               SONET/SDH Line in the current 15 minute interval."
              ::= { sonetLineCurrentEntry 4 }

          sonetLineCurrentUASs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of
               Unavailable Seconds
               encountered by a SONET/SDH Line in the current 15
               minute
               interval."
              ::= { sonetLineCurrentEntry 5 }

          -- the SONET/SDH Line Interval Table

          -- The SONET/SDH Line Interval Table


          -- contains various statistics
          -- collected by each system over a maximum
          -- of the previous 24 hours of
          -- operation.  The past 24 hours may be broken into 96
          -- completed 15 minute intervals.
          -- A system is required to store at
          -- least 4 completed 15 minute interval.
          -- The default value is 32 intervals.

          sonetLineIntervalTable OBJECT-TYPE
              SYNTAX  SEQUENCE OF SonetLineIntervalEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                 "The SONET/SDH Line Interval table."
               ::= { sonetLine 2 }

          sonetLineIntervalEntry OBJECT-TYPE
              SYNTAX  SonetLineIntervalEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                 "An entry in the SONET/SDH Line Interval table."
             INDEX   { ifIndex,
                       sonetLineIntervalNumber }
             ::= { sonetLineIntervalTable 1 }

          SonetLineIntervalEntry ::=
              SEQUENCE {
                  sonetLineIntervalNumber    Integer32,
                  sonetLineIntervalESs       Gauge32,
                  sonetLineIntervalSESs      Gauge32,
                  sonetLineIntervalCVs       Gauge32,
                  sonetLineIntervalUASs      Gauge32
              }

          sonetLineIntervalNumber OBJECT-TYPE
              SYNTAX  Integer32 (1..96)
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                  "A number between 1 and 96, which identifies the
                  interval for which the set of statistics is available.
                  The interval identified by 1 is the most recently
                  completed 15 minute interval,
                  and the interval identified
                  by N is the interval immediately preceding the


                  one identified
                  by N-1."
               ::= { sonetLineIntervalEntry 1 }

          sonetLineIntervalESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                 "The counter associated with the number of
                 Errored Seconds encountered
                 by a SONET/SDH Line in a
                 particular 15-minute interval
                 in the past 24 hours."
               ::= { sonetLineIntervalEntry 2 }

          sonetLineIntervalSESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                 "The counter associated with the number of
                 Severely Errored Seconds
                 encountered by a SONET/SDH Line in a
                 particular 15-minute interval
                 in the past 24 hours."
                ::= { sonetLineIntervalEntry 3 }

          sonetLineIntervalCVs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                "The counter associated with the number of Coding
                Violations encountered by a
                SONET/SDH Line in a
                particular 15-minute interval
                in the past 24 hours."
              ::= { sonetLineIntervalEntry 4 }

          sonetLineIntervalUASs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                "The counter associated with the
                number of Unavailable Seconds
                encountered by a SONET/SDH Line in


                a particular 15-minute interval
                in the past 24 hours."
              ::= { sonetLineIntervalEntry 5 }

          -- The SONET/SDH Far End Line group.
          -- This group may only be implemented by SONET/SDH (LTEs)
          -- systems that provide for a far end block error (FEBE)
          -- information at the SONET/SDH Line Layer.

          -- This group consists of two tables:
          --    SONET/SDH Far End Line Current Table
          --    SONET/SDH Far End Line Interval Table

          -- The SONET/SDH Far End Line Current Table

          -- The SONET/SDH Far End Line Current table contains
          -- various statistics being
          -- collected for the current 15 minute interval.
          -- The statistics are collected from the far end
          -- block error code (FEBE)
          -- within the third Z2 byte of the Line Overhead
          -- in Broadband ISDN applications.
          -- The definitions are the same as described for
          -- the near-end information.

          sonetFarEndLineCurrentTable OBJECT-TYPE
              SYNTAX  SEQUENCE OF SonetFarEndLineCurrentEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                "The SONET/SDH Far End Line Current table."
              ::= { sonetFarEndLine 1 }

          sonetFarEndLineCurrentEntry OBJECT-TYPE
              SYNTAX  SonetFarEndLineCurrentEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                "An entry in the SONET/SDH Far End Line Current table."
              INDEX   { ifIndex }
              ::= { sonetFarEndLineCurrentTable 1 }

          SonetFarEndLineCurrentEntry ::=
              SEQUENCE {
                  sonetFarEndLineCurrentESs       Gauge32,


                  sonetFarEndLineCurrentSESs      Gauge32,
                  sonetFarEndLineCurrentCVs       Gauge32,
                  sonetFarEndLineCurrentUASs      Gauge32
                 }

          sonetFarEndLineCurrentESs OBJECT-TYPE
             SYNTAX  Gauge32
             MAX-ACCESS  read-only
             STATUS  current
             DESCRIPTION
                 "The counter associated with the number of Far
                 Far End Errored Seconds encountered by a SONET/SDH
                 interface in the current 15 minute interval."
             ::= { sonetFarEndLineCurrentEntry 1 }

          sonetFarEndLineCurrentSESs OBJECT-TYPE
             SYNTAX  Gauge32
             MAX-ACCESS  read-only
             STATUS  current
             DESCRIPTION
                 "The counter associated with the number of
                 Far End Severely Errored Seconds
                 encountered by a SONET/SDH Medium/Section/Line
                 interface in the current 15 minute
                 interval."
             ::= { sonetFarEndLineCurrentEntry 2 }

          sonetFarEndLineCurrentCVs OBJECT-TYPE
             SYNTAX  Gauge32
             MAX-ACCESS  read-only
             STATUS  current
             DESCRIPTION
                 "The counter associated with the number of
                 Far End Coding Violations reported via
                 the far end block error count
                 encountered by a
                 SONET/SDH Medium/Section/Line
                 interface in the current 15 minute interval."
             ::= { sonetFarEndLineCurrentEntry 3 }

          sonetFarEndLineCurrentUASs OBJECT-TYPE
             SYNTAX  Gauge32
             MAX-ACCESS  read-only
             STATUS  current
             DESCRIPTION
                 "The counter associated with the number of
                 Far End Unavailable Seconds


                 encountered by a
                 SONET/SDH Medium/Section/Line
                 interface in the current 15 minute interval."
             ::= { sonetFarEndLineCurrentEntry 4 }

          -- The SONET/SDH Far End Line Interval Table

          -- The SONET/SDH Far End Line Interval Table
          -- contains various statistics
          -- collected by each system over a maximum
          -- of the previous 24 hours of
          -- operation.  The past 24 hours may be broken into 96
          -- completed 15 minute intervals.
          -- A system is required to store at
          -- least 4 completed 15 minute interval.
          -- The default value is 32 intervals.

          sonetFarEndLineIntervalTable OBJECT-TYPE
             SYNTAX  SEQUENCE OF SonetFarEndLineIntervalEntry
             MAX-ACCESS  not-accessible
             STATUS  current
             DESCRIPTION
                "The SONET/SDH Far End Line Interval table."
             ::= { sonetFarEndLine 2 }

          sonetFarEndLineIntervalEntry OBJECT-TYPE
             SYNTAX  SonetFarEndLineIntervalEntry
             MAX-ACCESS  not-accessible
             STATUS  current
             DESCRIPTION
               "An entry in the SONET/SDH Far
               End Line Interval table."
             INDEX   { ifIndex,
                       sonetFarEndLineIntervalNumber }
             ::= { sonetFarEndLineIntervalTable 1 }

          SonetFarEndLineIntervalEntry ::=
              SEQUENCE {
                   sonetFarEndLineIntervalNumber    Integer32,
                   sonetFarEndLineIntervalESs       Gauge32,
                   sonetFarEndLineIntervalSESs      Gauge32,
                   sonetFarEndLineIntervalCVs       Gauge32,
                   sonetFarEndLineIntervalUASs      Gauge32
              }

          sonetFarEndLineIntervalNumber OBJECT-TYPE


             SYNTAX  Integer32 (1..96)
             MAX-ACCESS  not-accessible
             STATUS  current
             DESCRIPTION
                   "A number between 1 and 96, which identifies the
                   interval for which the set of statistics is available.
                   The interval identified by 1 is the most recently
                   completed 15 minute interval,
                   and the interval identified
                   by N is the interval immediately preceding the
                   one identified
                   by N-1."
             ::= { sonetFarEndLineIntervalEntry 1 }

          sonetFarEndLineIntervalESs OBJECT-TYPE
             SYNTAX  Gauge32
             MAX-ACCESS  read-only
             STATUS  current
             DESCRIPTION
                  "The counter associated with the number of
                  Far End Errored Seconds encountered
                  by a SONET/SDH Line
                  interface in a particular 15-minute interval
                  in the past 24 hours."
            ::= { sonetFarEndLineIntervalEntry 2 }

          sonetFarEndLineIntervalSESs OBJECT-TYPE
             SYNTAX  Gauge32
             MAX-ACCESS  read-only
             STATUS  current
             DESCRIPTION
                  "The counter associated with the number of
                  Far End Severely Errored Seconds
                  encountered by a SONET/SDH Line
                  interface in a particular 15-minute interval
                  in the past 24 hours."
            ::= { sonetFarEndLineIntervalEntry 3 }

          sonetFarEndLineIntervalCVs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                   "The counter associated with the number of
                   Far End Coding Violations reported via
                   the far end block error count
                   encountered by a
                   SONET/SDH Line


                   interface in a particular 15-minute interval
                   in the past 24 hours."
              ::= { sonetFarEndLineIntervalEntry 4 }

          sonetFarEndLineIntervalUASs OBJECT-TYPE
             SYNTAX  Gauge32
             MAX-ACCESS  read-only
             STATUS  current
             DESCRIPTION
                 "The counter associated with the number of
                 Far End Unavailable Seconds
                 encountered by a
                 SONET/SDH Line
                 interface in a particular 15-minute interval
                 in the past 24 hours."
             ::= { sonetFarEndLineIntervalEntry 5 }

          -- the SONET/SDH Path group

          -- this group consists of 2 tables:
          -- - the SONET/SDH Path Current Table
          -- - the SONET/SDH Path Interval Table

          -- the SONET/SDH Path Current Table

          -- The SONET/SDH Path
          -- current table contains various statistics
          -- being collected for the current 15 minute interval.

          sonetPathCurrentTable OBJECT-TYPE
              SYNTAX  SEQUENCE OF SonetPathCurrentEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
               "The SONET/SDH Path Current table."
          ::= { sonetPath 1 }

          sonetPathCurrentEntry OBJECT-TYPE
              SYNTAX  SonetPathCurrentEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
               "An entry in the SONET/SDH Path Current table."
              INDEX   { ifIndex }
          ::= { sonetPathCurrentTable 1 }


          SonetPathCurrentEntry ::=
              SEQUENCE {
                  sonetPathCurrentWidth      INTEGER,
                  sonetPathCurrentStatus     Integer32,
                  sonetPathCurrentESs        Gauge32,
                  sonetPathCurrentSESs       Gauge32,
                  sonetPathCurrentCVs        Gauge32,
                  sonetPathCurrentUASs       Gauge32
              }

          sonetPathCurrentWidth OBJECT-TYPE
              SYNTAX  INTEGER  {
                      sts1(1),
                      sts3cSTM1(2),
                      sts12cSTM4(3),
                      sts24c(4),
                      sts48cSTM16(5)
               }
              MAX-ACCESS  read-write
              STATUS  current
              DESCRIPTION
               "A value that indicates the type of the SONET/SDH
               Path.  For SONET, the assigned types are
               the STS-Nc SPEs, where N = 1, 3, 12, 24, and 48.
               STS-1 is equal to 51.84 Mbps.  For SDH, the assigned
               types are the STM-Nc VCs, where N = 1, 4, and 16."
          ::= { sonetPathCurrentEntry 1 }

          sonetPathCurrentStatus OBJECT-TYPE
              SYNTAX  Integer32 (1..14)
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                "This variable indicates the
                status of the interface.
                The sonetPathCurrentStatus
                is a bit map represented
                as a sum, therefore,
                it can represent multiple defects
                simultaneously.
                The sonetPathNoDefect should be
                set if and only if
                no other flag is set.

                The various bit positions are:
                   1   sonetPathNoDefect
                   2   sonetPathSTSLOP


                   4   sonetPathSTSAIS
                   8   sonetPathSTSRDI
                  16   sonetPathUnequipped
                  32   sonetPathSignalLabelMismatch"
          ::= { sonetPathCurrentEntry 2 }

          sonetPathCurrentESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of Errored
               Seconds encountered by a SONET/SDH
               Path in the current 15 minute interval."
          ::= { sonetPathCurrentEntry 3 }

          sonetPathCurrentSESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of
               Severely Errored Seconds
               encountered by a SONET/SDH Path in the current 15
               minute
               interval."
          ::= { sonetPathCurrentEntry 4 }

          sonetPathCurrentCVs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of Coding
               Violations encountered by a
               SONET/SDH Path in the current 15 minute interval."
          ::= { sonetPathCurrentEntry 5 }

          sonetPathCurrentUASs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of
               Unavailable Seconds
               encountered by a Path in the current
               15 minute, interval."
          ::= { sonetPathCurrentEntry 6 }


          -- the SONET/SDH Path Interval Table

          -- The SONET/SDH Path Interval Table
          -- contains various statistics
          -- collected by each system over a maximum
          -- of the previous 24 hours of
          -- operation.  The past 24 hours may be broken into 96
          -- completed 15 minute intervals.
          -- A system is required to store at
          -- least 4 completed 15 minute interval.
          -- The default value is 32 intervals.

          sonetPathIntervalTable OBJECT-TYPE
              SYNTAX  SEQUENCE OF SonetPathIntervalEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
               "The SONET/SDH Path Interval table."
          ::= { sonetPath 2 }

          sonetPathIntervalEntry OBJECT-TYPE
              SYNTAX  SonetPathIntervalEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
               "An entry in the SONET/SDH Path Interval table."
              INDEX   { ifIndex,
                        sonetPathIntervalNumber }
          ::= { sonetPathIntervalTable 1 }

          SonetPathIntervalEntry ::=
              SEQUENCE {
                   sonetPathIntervalNumber     Integer32,
                   sonetPathIntervalESs        Gauge32,
                   sonetPathIntervalSESs       Gauge32,
                   sonetPathIntervalCVs        Gauge32,
                   sonetPathIntervalUASs       Gauge32
              }

          sonetPathIntervalNumber OBJECT-TYPE
              SYNTAX  Integer32 (1..96)
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                 "A number between 1 and 96, which identifies the
                 interval for which the set of statistics is available.


                 The interval identified by 1 is the most recently
                 completed 15 minute interval,
                 and the interval identified
                 by N is the interval immediately preceding the
                 one identified
                 by N-1."
          ::= { sonetPathIntervalEntry 1 }

          sonetPathIntervalESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of
               Errored Seconds encountered
               by a SONET/SDH Path in a
               particular 15-minute interval
               in the past 24 hours."
          ::= { sonetPathIntervalEntry 2 }

          sonetPathIntervalSESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of
               Severely Errored Seconds
               encountered by a SONET/SDH Path in
               a particular 15-minute interval
               in the past 24 hours."
          ::= { sonetPathIntervalEntry 3 }

          sonetPathIntervalCVs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of Coding
               Violations encountered by a
               SONET/SDH Path in a particular 15-minute interval
               in the past 24 hours."
          ::= { sonetPathIntervalEntry 4 }

          sonetPathIntervalUASs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION


               "The counter associated with the number of
               Unavailable Seconds
               encountered by a Path in a
               particular 15-minute interval
               in the past 24 hours."
          ::= { sonetPathIntervalEntry 5 }

          -- The SONET/SDH Far End Path group

          -- This group consists of two tables:
          --  - SONET/SDH Far End Path Current Table
          --  - SONET/SDH Far End Path Interval Table

          -- The SONET/SDH Far End Path Current Table

          -- The SONET/SDH Far End Path Current table
          -- contains various statistics
          -- being collected for the current 15 minute interval.
          -- The statistics are collected from
          -- the far end block error code
          -- (FEBE) within the G1 byte of the Path Overhead.
          -- The definitions are the same as described for
          -- the near-end information.

          sonetFarEndPathCurrentTable OBJECT-TYPE
              SYNTAX  SEQUENCE OF SonetFarEndPathCurrentEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                   "The SONET/SDH Far End Path Current table."
              ::= { sonetFarEndPath 1 }

          sonetFarEndPathCurrentEntry OBJECT-TYPE
              SYNTAX  SonetFarEndPathCurrentEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                   "An entry in the SONET/SDH Far End Path Current table."
              INDEX   { ifIndex }
              ::= { sonetFarEndPathCurrentTable 1 }

          SonetFarEndPathCurrentEntry ::=
              SEQUENCE {
                  sonetFarEndPathCurrentESs       Gauge32,
                  sonetFarEndPathCurrentSESs      Gauge32,
                  sonetFarEndPathCurrentCVs       Gauge32,
                  sonetFarEndPathCurrentUASs      Gauge32


              }

          sonetFarEndPathCurrentESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                   "The counter associated with the number of Far
                   Far End Errored Seconds encountered by a SONET/SDH
                   interface in the current 15 minute interval."
              ::= { sonetFarEndPathCurrentEntry 1 }

          sonetFarEndPathCurrentSESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                   "The counter associated with the number of
                   Far End Severely Errored Seconds
                   encountered by a SONET/SDH Path
                   interface in the current 15 minute
                   interval."
              ::= { sonetFarEndPathCurrentEntry 2 }

          sonetFarEndPathCurrentCVs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                   "The counter associated with the number of
                   Far End Coding Violations reported via
                   the far end block error count
                   encountered by a
                   SONET/SDH Path interface in
                   the current 15 minute interval."
              ::= { sonetFarEndPathCurrentEntry 3 }

          sonetFarEndPathCurrentUASs OBJECT-TYPE
             SYNTAX  Gauge32
             MAX-ACCESS  read-only
             STATUS  current
             DESCRIPTION
                 "The counter associated with the number of
                 Far End Unavailable Seconds
                 encountered by a
                 SONET/SDH Path interface in
                 the current 15 minute interval."


             ::= { sonetFarEndPathCurrentEntry 4 }

          -- The SONET/SDH Far End Path Interval Table

          -- The SONET/SDH Far End Path Interval Table
          -- contains various statistics
          -- collected by each system over a maximum
          -- of the previous 24 hours of
          -- operation.  The past 24 hours may be broken into 96
          -- completed 15 minute intervals.
          -- A system is required to store at
          -- least 4 completed 15 minute interval.
          -- The default value is 32 intervals.

          sonetFarEndPathIntervalTable OBJECT-TYPE
              SYNTAX  SEQUENCE OF SonetFarEndPathIntervalEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                  "The SONET/SDH Far End Path Interval table."
              ::= { sonetFarEndPath 2 }

          sonetFarEndPathIntervalEntry OBJECT-TYPE
              SYNTAX  SonetFarEndPathIntervalEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                 "An entry in the SONET/SDH Far
                 End Path Interval table."
              INDEX   { ifIndex,
                        sonetFarEndPathIntervalNumber }
              ::= { sonetFarEndPathIntervalTable 1 }

          SonetFarEndPathIntervalEntry ::=
              SEQUENCE {
                   sonetFarEndPathIntervalNumber     Integer32,
                   sonetFarEndPathIntervalESs        Gauge32,
                   sonetFarEndPathIntervalSESs       Gauge32,
                   sonetFarEndPathIntervalCVs        Gauge32,
                   sonetFarEndPathIntervalUASs       Gauge32
              }

          sonetFarEndPathIntervalNumber OBJECT-TYPE
             SYNTAX  Integer32 (1..96)
             MAX-ACCESS  not-accessible
             STATUS  current


             DESCRIPTION
                  "A number between 1 and 96, which identifies the
                  interval for which the set of statistics is available.
                  The interval identified by 1 is the most recently
                  completed 15 minute interval,
                  and the interval identified
                  by N is the interval immediately preceding the
                  one identified
                  by N-1."
             ::= { sonetFarEndPathIntervalEntry 1 }

          sonetFarEndPathIntervalESs OBJECT-TYPE
             SYNTAX  Gauge32
             MAX-ACCESS  read-only
             STATUS  current
             DESCRIPTION
                  "The counter associated with the number of
                  Far End Errored Seconds encountered
                  by a SONET/SDH Path interface in a
                  particular 15-minute interval
                  in the past 24 hours."
             ::= { sonetFarEndPathIntervalEntry 2 }

          sonetFarEndPathIntervalSESs OBJECT-TYPE
             SYNTAX  Gauge32
             MAX-ACCESS  read-only
             STATUS  current
             DESCRIPTION
                  "The counter associated with the number of
                  Far End Severely Errored Seconds
                  encountered by a SONET/SDH Path interface
                  in a particular 15-minute interval
                  in the past 24 hours."
             ::= { sonetFarEndPathIntervalEntry 3 }

          sonetFarEndPathIntervalCVs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                   "The counter associated with the number of
                   Far End Coding Violations reported via
                   the far end block error count
                   encountered by a
                   SONET/SDH Path interface
                   in a particular 15-minute interval
                   in the past 24 hours."
              ::= { sonetFarEndPathIntervalEntry 4 }


          sonetFarEndPathIntervalUASs OBJECT-TYPE
             SYNTAX  Gauge32
             MAX-ACCESS  read-only
             STATUS  current
             DESCRIPTION
                 "The counter associated with the number of
                 Far End Unavailable Seconds
                 encountered by a
                 SONET/SDH Path interface in
                 a particular 15-minute interval
                 in the past 24 hours."
             ::= { sonetFarEndPathIntervalEntry 5 }

          -- the SONET/SDH Virtual Tributary group

          -- this group consists of 2 tables:
          -- - the SONET/SDH VT Current Table
          -- - the SONET/SDH VT Interval Table

          -- For SDH signals, virtual tributaries are
          -- called VCs instead of VTs

          -- A VT1.5 = VC11
          -- A VT2 = VC12
          -- A VT3 = none
          -- A VT6 = VC3

          -- the SONET/SDH VT Current Table

          -- The SONET/SDH VT current table
          -- contains various statistics
          -- being collected for the
          -- current 15 minute interval.

          sonetVTCurrentTable OBJECT-TYPE
              SYNTAX  SEQUENCE OF SonetVTCurrentEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
               "The SONET/SDH VT Current table."
          ::= { sonetVT 1 }

          sonetVTCurrentEntry OBJECT-TYPE
              SYNTAX  SonetVTCurrentEntry
              MAX-ACCESS  not-accessible
              STATUS  current


              DESCRIPTION
               "An entry in the SONET/SDH VT Current table."
              INDEX   { ifIndex }
          ::= { sonetVTCurrentTable 1 }

          SonetVTCurrentEntry ::=
              SEQUENCE {
                  sonetVTCurrentWidth      INTEGER,
                  sonetVTCurrentStatus     Integer32,
                  sonetVTCurrentESs        Gauge32,
                  sonetVTCurrentSESs       Gauge32,
                  sonetVTCurrentCVs        Gauge32,
                  sonetVTCurrentUASs       Gauge32
              }

          sonetVTCurrentWidth OBJECT-TYPE
              SYNTAX  INTEGER {
                      vtWidth15VC11(1),
                      vtWidth2VC12(2),
                      vtWidth3(3),
                      vtWidth6VC2(4),
                      vtWidth6c(5)
                   }
              MAX-ACCESS  read-write
              STATUS  current
              DESCRIPTION
              "A value that indicates the type of the SONET
               VT and SDH VC.  Assigned widths are
               VT1.5/VC11, VT2/VC12, VT3, VT6/VC2, and VT6c."
          ::= { sonetVTCurrentEntry 1 }

          sonetVTCurrentStatus OBJECT-TYPE
              SYNTAX  Integer32 (1..30)
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                "This variable indicates the
                status of the interface.
                The sonetVTCurrentStatus
                is a bit map represented
                as a sum, therefore,
                it can represent multiple defects
                and failures
                simultaneously.
                The sonetVTNoDefect should be
                set if and only if
                no other flag is set.


                The various bit positions are:
                   1   sonetVTNoDefect
                   2   sonetVTLOP
                   4   sonetVTPathAIS
                   8   sonetVTPathRDI
                  16   sonetVTPathRFI
                  32   sonetVTUnequipped
                  64   sonetVTSignalLabelMismatch"
          ::= { sonetVTCurrentEntry 2 }

          sonetVTCurrentESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of Errored
               Seconds encountered by a SONET/SDH
               VT in the current 15 minute interval."
          ::= { sonetVTCurrentEntry 3 }

          sonetVTCurrentSESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of
               Severely Errored Seconds
               encountered by a SONET/SDH VT in the current 15 minute
               interval."
          ::= { sonetVTCurrentEntry 4 }

          sonetVTCurrentCVs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of Coding
               Violations encountered by a
               SONET/SDH VT in the current 15 minute interval."
          ::= { sonetVTCurrentEntry 5 }

          sonetVTCurrentUASs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of
               Unavailable Seconds


               encountered by a VT in the current
               15 minute, interval."
          ::= { sonetVTCurrentEntry 6 }

          -- the SONET/SDH VT Interval Table

          -- The SONET/SDH VT Interval Table
          -- contains various statistics
          -- collected by each system over a maximum
          -- of the previous 24 hours of
          -- operation.  The past 24 hours may be broken into 96
          -- completed 15 minute intervals.
          -- A system is required to store at
          -- least 4 completed 15 minute interval.
          -- The default value is 32 intervals.

          sonetVTIntervalTable OBJECT-TYPE
              SYNTAX  SEQUENCE OF SonetVTIntervalEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
               "The SONET/SDH VT Interval table."
          ::= { sonetVT 2 }

          sonetVTIntervalEntry OBJECT-TYPE
              SYNTAX  SonetVTIntervalEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
               "An entry in the SONET/SDH VT Interval table."
              INDEX   { ifIndex,
                        sonetVTIntervalNumber }
          ::= { sonetVTIntervalTable 1 }

          SonetVTIntervalEntry ::=
              SEQUENCE {
                  sonetVTIntervalNumber     Integer32,
                  sonetVTIntervalESs        Gauge32,
                  sonetVTIntervalSESs       Gauge32,
                  sonetVTIntervalCVs        Gauge32,
                  sonetVTIntervalUASs       Gauge32
              }

          sonetVTIntervalNumber OBJECT-TYPE
              SYNTAX  Integer32 (1..96)
              MAX-ACCESS  not-accessible


              STATUS  current
              DESCRIPTION
                "A number between 1 and 96, which identifies the
                interval for which the set of statistics is available.
                The interval identified by 1 is the most recently
                completed 15 minute interval,
                and the interval identified
                by N is the interval immediately preceding the
                one identified
                by N-1."
          ::= { sonetVTIntervalEntry 1 }

          sonetVTIntervalESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of
               Errored Seconds encountered
               by a SONET/SDH VT in a particular 15-minute interval
               in the past 24 hours."
          ::= { sonetVTIntervalEntry 2 }

          sonetVTIntervalSESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of
               Severely Errored Seconds
               encountered by a SONET/SDH VT
               in a particular 15-minute interval
               in the past 24 hours."
          ::= { sonetVTIntervalEntry 3 }

          sonetVTIntervalCVs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of Coding
               Violations encountered by a
               SONET/SDH VT in a particular 15-minute interval
               in the past 24 hours."
          ::= { sonetVTIntervalEntry 4 }

          sonetVTIntervalUASs OBJECT-TYPE
              SYNTAX  Gauge32


              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
               "The counter associated with the number of
               Unavailable Seconds
               encountered by a VT in a particular 15-minute interval
               in the past 24 hours."
          ::= { sonetVTIntervalEntry 5 }

          -- The SONET/SDH Far End VT group

          -- This group consists of two tables:
          --    SONET/SDH Far End VT Current Table
          --    SONET/SDH Far End VT Interval Table

          -- The SONET/SDH Far End VT Current

          -- The SONET/SDH Far End VT Current table
          -- contains various statistics
          -- being collected for the current 15 minute interval.
          -- The statistics are collected from
          -- the far end block error code
          -- (FEBE) within the G1 byte of the VT Overhead.
          -- The definitions are the same as described for
          -- the near-end information.

          sonetFarEndVTCurrentTable OBJECT-TYPE
              SYNTAX  SEQUENCE OF SonetFarEndVTCurrentEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                  "The SONET/SDH Far End VT Current table."
              ::= { sonetFarEndVT 1 }

          sonetFarEndVTCurrentEntry OBJECT-TYPE
              SYNTAX  SonetFarEndVTCurrentEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                  "An entry in the SONET/SDH Far End VT Current table."
              INDEX   { ifIndex }
              ::= { sonetFarEndVTCurrentTable 1 }

          SonetFarEndVTCurrentEntry ::=
              SEQUENCE {
                  sonetFarEndVTCurrentESs       Gauge32,


                  sonetFarEndVTCurrentSESs      Gauge32,
                  sonetFarEndVTCurrentCVs       Gauge32,
                  sonetFarEndVTCurrentUASs      Gauge32
              }

          sonetFarEndVTCurrentESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                  "The counter associated with the number of Far
                  Far End Errored Seconds encountered by a SONET/SDH
                  interface in the current 15 minute interval."
          ::= { sonetFarEndVTCurrentEntry 1 }

          sonetFarEndVTCurrentSESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                  "The counter associated with the number of
                  Far End Severely Errored Seconds
                  encountered by a SONET/SDH VT interface
                  in the current 15 minute
                  interval."
              ::= { sonetFarEndVTCurrentEntry 2 }

          sonetFarEndVTCurrentCVs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                  "The counter associated with the number of
                  Far End Coding Violations reported via
                  the far end block error count
                  encountered by a
                  SONET/SDH VT interface
                  in the current 15 minute interval."
              ::= { sonetFarEndVTCurrentEntry 3 }

          sonetFarEndVTCurrentUASs OBJECT-TYPE
             SYNTAX  Gauge32
             MAX-ACCESS  read-only
             STATUS  current
             DESCRIPTION
                "The counter associated with the number of
                Far End Unavailable Seconds


                encountered by a
                SONET/SDH VT interface
                in the current 15 minute interval."
             ::= { sonetFarEndVTCurrentEntry 4 }

          -- The SONET/SDH Far End VT Interval Table

          -- The SONET/SDH Far End VT Interval Table
          -- contains various statistics
          -- collected by each system over a maximum
          -- of the previous 24 hours of
          -- operation.  The past 24 hours may be broken into 96
          -- completed 15 minute intervals.
          -- A system is required to store at
          -- least 4 completed 15 minute interval.
          -- The default value is 32 intervals.

          sonetFarEndVTIntervalTable OBJECT-TYPE
              SYNTAX  SEQUENCE OF SonetFarEndVTIntervalEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                 "The SONET/SDH Far End VT Interval table."
              ::= { sonetFarEndVT 2 }

          sonetFarEndVTIntervalEntry OBJECT-TYPE
              SYNTAX  SonetFarEndVTIntervalEntry
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                "An entry in the SONET/SDH Far
                End VT Interval table."
              INDEX   { ifIndex,
                        sonetFarEndVTIntervalNumber }
              ::= { sonetFarEndVTIntervalTable 1 }

          SonetFarEndVTIntervalEntry ::=
             SEQUENCE {
                   sonetFarEndVTIntervalNumber     Integer32,
                   sonetFarEndVTIntervalESs        Gauge32,
                   sonetFarEndVTIntervalSESs       Gauge32,
                   sonetFarEndVTIntervalCVs        Gauge32,
                   sonetFarEndVTIntervalUASs       Gauge32
              }

          sonetFarEndVTIntervalNumber OBJECT-TYPE


              SYNTAX  Integer32 (1..96)
              MAX-ACCESS  not-accessible
              STATUS  current
              DESCRIPTION
                 "A number between 1 and 96, which identifies the
                 interval for which the set of statistics is available.
                 The interval identified by 1 is the most recently
                 completed 15 minute interval,
                 and the interval identified
                 by N is the interval immediately preceding the
                 one identified
                 by N-1."
              ::= { sonetFarEndVTIntervalEntry 1 }

          sonetFarEndVTIntervalESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                    "The counter associated with the number of
                    Far End Errored Seconds encountered
                    by a SONET/SDH VT interface
                    in a particular 15-minute interval
                    in the past 24 hours."
             ::= { sonetFarEndVTIntervalEntry 2 }

          sonetFarEndVTIntervalSESs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                    "The counter associated with the number of
                    Far End Severely Errored Seconds
                    encountered by a SONET/SDH VT interface
                    in a particular 15-minute interval
                    in the past 24 hours."
              ::= { sonetFarEndVTIntervalEntry 3 }

          sonetFarEndVTIntervalCVs OBJECT-TYPE
              SYNTAX  Gauge32
              MAX-ACCESS  read-only
              STATUS  current
              DESCRIPTION
                   "The counter associated with the number of
                   Far End Coding Violations reported via
                   the far end block error count
                   encountered by a
                   SONET/SDH VT interface in a


                   particular 15-minute interval
                   in the past 24 hours."
              ::= { sonetFarEndVTIntervalEntry 4 }

          sonetFarEndVTIntervalUASs OBJECT-TYPE
             SYNTAX  Gauge32
             MAX-ACCESS  read-only
             STATUS  current
             DESCRIPTION
                 "The counter associated with the number of
                 Far End Unavailable Seconds
                 encountered by a
                 SONET/SDH VT interface in a
                 particular 15-minute interval
                 in the past 24 hours."
             ::= { sonetFarEndVTIntervalEntry 5 }

          -- conformance information

          sonetConformance OBJECT IDENTIFIER ::= { sonetMIB 4 }

          sonetGroups      OBJECT IDENTIFIER ::= { sonetConformance 1 }
          sonetCompliances OBJECT IDENTIFIER ::= { sonetConformance 2 }

          -- compliance statements

          sonetCompliance MODULE-COMPLIANCE
              STATUS  current
              DESCRIPTION
                      "The compliance statement for SONET/SDH
                       interfaces."

              MODULE  -- this module
                  MANDATORY-GROUPS { sonetMediumStuff, sonetSectionStuff }

                  GROUP       sonetLineStuff
                  DESCRIPTION
                      "Implementation of this group is mandatory for all
                       SONET/SDH systems that terminate SONET/SDH Lines,
                       Paths or Virtual Tributaries."

                  GROUP       sonetFarEndLineStuff
                  DESCRIPTION
                      "Implementation of this group is optional for all
                       SONET/SDH systems that terminate SONET/SDH Lines,
                       Paths or Virtual Tributaries, and that


                       provide for a far end block error (FEBE)
                       information at the SONET/SDH Line Layer."

                  GROUP       sonetPathStuff
                  DESCRIPTION
                      "Implementation of this group is mandatory for all
                       SONET/SDH systems that terminate SONET/SDH
                       Paths or Virtual
                       Tributaries."

                  OBJECT      sonetPathWidth
                  MIN-ACCESS  read-only
                  DESCRIPTION
                      "Write access is not required."

                  GROUP       sonetFarEndPathStuff
                  DESCRIPTION
                      "Implementation of this group is optional for all
                       SONET/SDH systems that terminate SONET/SDH
                       Paths or Virtual
                       Tributaries, and that process
                       Far End information."

                  GROUP       sonetVTStuff
                  DESCRIPTION
                      "Implementation of this group is mandatory for all
                       SONET/SDH systems that terminate SONET/SDH
                       Virtual Tributaries."

                  OBJECT      sonetVTWidth
                  MIN-ACCESS  read-only
                  DESCRIPTION
                      "Write access is not required."

                  GROUP       sonetFarEndVTStuff
                  DESCRIPTION
                      "Implementation of this group is optional for
                       all SONET/SDH systems that terminate the
                       SONET/SDH floating Virtual Tributaries, and
                       that process Far End information."

              ::= { sonetCompliances 1 }

          -- units of conformance

          sonetMediumStuff    OBJECT-GROUP
              OBJECTS { sonetMediumType,
                        sonetMediumTimeElapsed,


                        sonetMediumValidIntervals,
                        sonetMediumLineCoding,
                        sonetMediumLineType,
                        sonetMediumCircuitIdentifier }
              STATUS  current
              DESCRIPTION
                      "A collection of objects providing configuration
                      information applicable to all SONET/SDH
                      interfaces."
              ::= { sonetGroups 1 }

          sonetSectionStuff    OBJECT-GROUP
              OBJECTS { sonetSectionCurrentStatus,
                        sonetSectionCurrentESs,
                        sonetSectionCurrentSESs,
                        sonetSectionCurrentSEFSs,
                        sonetSectionCurrentCVs,
                        sonetSectionIntervalESs,
                        sonetSectionIntervalSESs,
                        sonetSectionIntervalSEFSs,
                        sonetSectionIntervalCVs
           }
              STATUS  current
              DESCRIPTION
                      "A collection of objects providing information
                      specific to SONET/SDH Section interfaces."
              ::= { sonetGroups 2 }

          sonetLineStuff    OBJECT-GROUP
              OBJECTS { sonetLineCurrentStatus,
                        sonetLineCurrentESs,
                        sonetLineCurrentSESs,
                        sonetLineCurrentCVs,
                        sonetLineCurrentUASs,
                        sonetLineIntervalESs,
                        sonetLineIntervalSESs,
                        sonetLineIntervalCVs,
                        sonetLineIntervalUASs }
              STATUS  current
              DESCRIPTION
                      "A collection of objects providing information
                      specific to SONET/SDH Line interfaces."
              ::= { sonetGroups 3 }

          sonetFarEndLineStuff    OBJECT-GROUP
              OBJECTS { sonetFarEndLineCurrentESs,
                        sonetFarEndLineCurrentSESs,
                        sonetFarEndLineCurrentCVs,


                        sonetFarEndLineCurrentUASs,
                        sonetFarEndLineIntervalESs,
                        sonetFarEndLineIntervalSESs,
                        sonetFarEndLineIntervalCVs,
                        sonetFarEndLineIntervalUASs }
              STATUS  current
              DESCRIPTION
                      "A collection of objects providing information
                      specific to SONET/SDH Line interfaces,
                      and maintaining Line Far End information."
              ::= { sonetGroups 4 }

          sonetPathStuff    OBJECT-GROUP
              OBJECTS { sonetPathCurrentWidth,
                        sonetPathCurrentStatus,
                        sonetPathCurrentESs,
                        sonetPathCurrentSESs,
                        sonetPathCurrentCVs,
                        sonetPathCurrentUASs,
                        sonetPathIntervalESs,
                        sonetPathIntervalSESs,
                        sonetPathIntervalCVs,
                        sonetPathIntervalUASs }
              STATUS  current
              DESCRIPTION
                      "A collection of objects providing information
                      specific to SONET/SDH Path interfaces."
              ::= { sonetGroups 5 }

          sonetFarEndPathStuff    OBJECT-GROUP
              OBJECTS { sonetFarEndPathCurrentESs,
                        sonetFarEndPathCurrentSESs,
                        sonetFarEndPathCurrentCVs,
                        sonetFarEndPathCurrentUASs,
                        sonetFarEndPathIntervalESs,
                        sonetFarEndPathIntervalSESs,
                        sonetFarEndPathIntervalCVs,
                        sonetFarEndPathIntervalUASs }
              STATUS  current
              DESCRIPTION
                      "A collection of objects providing information
                      specific to SONET/SDH Path interfaces,
                      and maintaining Path Far End information."
              ::= { sonetGroups 6 }

          sonetVTStuff    OBJECT-GROUP
              OBJECTS { sonetVTCurrentWidth,
                        sonetVTCurrentStatus,


                        sonetVTCurrentESs,
                        sonetVTCurrentSESs,
                        sonetVTCurrentCVs,
                        sonetVTCurrentUASs,
                        sonetVTIntervalESs,
                        sonetVTIntervalSESs,
                        sonetVTIntervalCVs,
                        sonetVTIntervalUASs }
              STATUS  current
              DESCRIPTION
                      "A collection of objects providing information
                      specific to SONET/SDH VT interfaces."
              ::= { sonetGroups 7 }

          sonetFarEndVTStuff    OBJECT-GROUP
              OBJECTS { sonetFarEndVTCurrentESs,
                        sonetFarEndVTCurrentSESs,
                        sonetFarEndVTCurrentCVs,
                        sonetFarEndVTCurrentUASs,
                        sonetFarEndVTIntervalESs,
                        sonetFarEndVTIntervalSESs,
                        sonetFarEndVTIntervalCVs,
                        sonetFarEndVTIntervalUASs }
              STATUS  current
              DESCRIPTION
                      "A collection of objects providing information
                      specific to SONET/SDH VT interfaces,
                      and maintaining VT Far End information."
              ::= { sonetGroups 8 }

END