.\"
.\" netstat.8 
.\"
.\" Original: (mdw@tc.cornell.edu & dc6iq@insu1.etec.uni-karlsruhe.de)
.\"
.\" Modified: Bernd.Eckenfels@inka.de
.\" Modified: Andi Kleen ak@muc.de 
.\" Modified: Tuan Hoang tqhoang@bigfoot.com 
.\"
.\"
.\"
.\" Japanese Version Copyright (c) 1997 NAKANO Takeo all rights reserved.
.\" Translated Thu Jan 22 1998 by NAKANO Takeo <nakano@@apm.seikei.ac.jp>
.\" Updated Sat Dec 25 1999 by Kentaro Shirakata <argrath@yo.rim.or.jp>
.\" Updated Sun Jan 14 20:46:00 JST 2001
.\"	by Yuichi SATO <sato@complex.eng.hokudai.ac.jp>
.\" Updated & Modified Tue Dec 25 17:18:23 JST 2001
.\"     by Yuichi SATO <ysato@h4.dion.ne.jp>
.\"
.TH NETSTAT 8 "19 December 2000" "net-tools" "Linux Programmer's Manual"

.SH ̾
netstat \- ͥåȥ³ϩơ֥롢󥿡եξ֡ޥ졼³ netlink åޥ㥹ȤΥСåפɽ

.SH 

.B netstat 
.RI [ address_family_options ]
.RB [ \-\-tcp | \-t ]
.RB [ \-\-udp | \-u ]
.RB [ \-\-raw | \-w ]
.RB [ \-\-listening | \-l ]
.RB [ \-\-all | \-a ]
.RB [ \-\-numeric | \-n ]
.RB [ \-\-numeric-hosts ] [ \-\-numeric-ports ] [ \-\-numeric-ports ]
.RB [ \-\-symbolic | \-N ]
.RB [ \-\-extend | \-e  [ \-\-extend | \-e] ]
.RB [ \-\-timers | \-o ]
.RB [ \-\-program | \-p ]
.RB [ \-\-verbose | \-v ]
.RB [ \-\-continuous | \-c]
.P
.B netstat 
.RB { \-\-route | \-r }
.RI [ address_family_options ]
.RB [ \-\-extend | \-e  [ \-\-extend | \-e] ]
.RB [ \-\-verbose | \-v ]
.RB [ \-\-numeric | \-n ]
.RB [ \-\-numeric-hosts ] [ \-\-numeric-ports ] [ \-\-numeric-ports ]
.RB [ \-\-continuous | \-c]
.P
.B netstat
.RB { \-\-interfaces | \-i }
.RI [ iface ]
.RB [ \-\-all | \-a ]
.RB [ \-\-extend | \-e  [ \-\-extend | \-e] ]
.RB [ \-\-verbose | \-v ]
.RB [ \-\-program | \-p ]
.RB [ \-\-numeric | \-n ]
.RB [ \-\-numeric-hosts ] [ \-\-numeric-ports ] [ \-\-numeric-ports ]
.RB [ \-\-continuous | \-c]
.P
.B netstat
.RB { \-\-groups | \-g }
.RB [ \-\-numeric | \-n ]
.RB [ \-\-numeric-hosts ] [ \-\-numeric-ports ] [ \-\-numeric-ports ]
.RB [ \-\-continuous | \-c]
.P
.B netstat
.RB { \-\-masquerade | \-M }
.RB [ \-\-extend | \-e ]
.RB [ \-\-numeric | \-n ]
.RB [ \-\-numeric-hosts ] [ \-\-numeric-ports ] [ \-\-numeric-ports ]
.RB [ \-\-continuous | \-c]
.P
.B netstat
.RB { \-\-statistics | -s }
.RB [ \-\-tcp | \-t ]
.RB [ \-\-udp | \-u ]
.RB [ \-\-raw | \-w ]
.P
.B netstat 
.RB { \-\-version | \-V }
.P
.B netstat 
.RB { \-\-help | \-h }
.P
.IR address_family_options :
.PP
.RB [ \-\-protocol= { inet , unix , ipx , ax25 , netrom , ddp }[, ...] ]
.RB [ \-\-unix | \-x ] 
.RB [ \-\-inet | \-\-ip ]
.RB [ \-\-ax25 ]
.RB [ \-\-ipx ] 
.RB [ \-\-netrom ]
.RB [ \-\-ddp ]

.SH 
.B netstat
 Linux Υͥåȥƥ˴ؤɽ롣
ɽΥפϡǽΰǰʲΤ褦椵롣
.SS (ʤ)
ǥեȤǤϡ
.B netstat
ϥץ󤵤Ƥ륽åȤΰɽ롣
ɥ쥹եߥ꡼ꤵƤʤС
ꤵƤƤΥɥ쥹եߥ꡼˴ؤơ
ƥ֤ʥåȤɽ롣
.SS "\-\-route , \-r"
ͥηϩơ֥ɽ롣
.SS "\-\-groups , \-g"
IPv4  IPv6 Υޥ㥹ȥ롼ץСå׾ɽ롣
.SS "\-\-interface=\fIiface \fR, \fB\-i"
Ƥ (뤤
.I iface
ǻꤷ) ͥåȥ󥿡եξ֥ơ֥ɽ롣
.SS "\-\-masquerade , \-M"
ޥ졼ɤ줿³ɽ롣
.SS "\-\-statistics , \-s"
ƥץȥ׾ΰɽ롣
.SH ץ
.SS "\-\-verbose , \-v"
ܺɽ⡼ɤˤʤꡢäƤ뤳Ȥ桼Τ餻롣
äˡꤵƤʤɥ쥹եߥ꡼ؤͭѤʾ򤤤Ĥɽ롣
.SS "\-\-numeric , \-n"
ۥȡݡȡ桼ʤɤ̾褻ˡΥɥ쥹ɽ롣
.SS "\-\-numeric-hosts"
ۥȥɥ쥹ͤɽ롣
ݡ̾ȥ桼̾βϹԤ
.SS "\-\-numeric-ports"
ݡֹͤɽ롣
ۥ̾ȥ桼̾βϹԤ
.SS "\-\-numeric-users"
桼 ID ͤɽ롣
ۥ̾ȥݡ̾βϹԤ

.SS "\-\-protocol=\fIfamily \fR, \fB\-A"
³֤ɽ륢ɥ쥹եߥ꡼ꤹ
(٥ΥץȥꤹС
ɥ쥹եߥ꡼򤦤ޤҤǤ)
.I family
ϥ (',') Ƕڤ줿ꥹȤǡ
ɥ쥹եߥ꡼Υɤꤹ롣
ɤȤ
.BR inet , 
.BR unix , 
.BR ipx , 
.BR ax25 , 
.BR netrom ,
.BR ddp
Ǥ롣
ϡ
.BR \-\-inet ,
.BR \-\-unix " (" \-x ),
.BR \-\-ipx ,
.BR \-\-ax25 ,
.BR \-\-netrom ,
.B \-\-ddp
ץȤäƱ̤롣
.P
ɥ쥹եߥ꡼
.B inet
ˤ
raw, udp, tcp ץȥ륽åȤޤޤ롣
.SS "\-c, \-\-continuous"
ꤵ줿 1 äȤɽ³롣
.SS "\-e, \-\-extend"
˾ܤɽ롣
Υץ 2 ĻꤹкǤܤɽ롣
.SS "\-o, \-\-timers"
ͥåȥ󥰥ޡ˴ؤɲä롣
.SS "\-p, \-\-program"
ƥåȤ°Ƥץ PID ̾ɽ롣
.SS "\-l, \-\-listening"
³Ԥ (listen) ֤ˤ륽åȤΤߤɽ
(ΥץϥǥեȤǤϾά)
.SS "\-a, \-\-all"
³Ԥ֤ˤ륽åȤ⡢³Ԥ֤ˤʤåȤɽ롣
.B --interfaces
ץ󤬻ꤵ줿硢
ޡƤʤ󥿡եɽ롣
.SS "\-F"
FIB ηϩɽ (ϥǥեȤǤ)
.SS "\-C"
ϩå夫ηϩɽ롣
.P
.SH 
.P
.SS ƥ֤ʥ󥿡ͥå³ \fR(TCP, UDP, raw)\fR
.SS "Proto" 
åȤѤƤץȥ (tcp, udp, raw Τ줫)
.SS "Recv-Q"
ΥåȤ³줿桼ץϤʤäǡΥХȿ
.SS "Send-Q"
⡼ȥۥȤ˼ʤäǡΥХȿ
.SS "Local Address" 
¦åȤΥɥ쥹ȥݡֹ档
.BR \-\-numeric " (" \-n )
ץ󤬻ꤵʤ¤ꡢ
åȥɥ쥹ʥۥ̾ (FQDN) ˤʤꡢ
ݡֹб륵ӥ̾Ѵ롣
.SS "Foreign Address"
⡼¦åȤΥɥ쥹ȥݡֹ档
¾ "Local Address" ƱͤǤ롣 
.SS "State"
åȤξ (state) 
raw ⡼ɤˤϾ֤ʤޤ UDP ֤̾Ѥʤᡢ
ιܤ϶ˤʤäƤ롣
̤ϰʲͤΤɤ줫:
.TP
.I
ESTABLISHED
åȤϳΩ³֤ˤ롣
.TP
.I
SYN_SENT
åȤ³Ω褦ȻߤƤ롣
.TP
.I
SYN_RECV
³׵ͥåȥƤ롣
.TP
.I
FIN_WAIT1
åȤϥƤꡢ³Ǥ롣
.TP
.I
FIN_WAIT2
³ϥ졢åȤϥ⡼¦ǤԤäƤ롣
.TP
.I
TIME_WAIT
åȤϡ˥⡼ȤǤΤԤäƤ롣
.TP
.I
CLOSED
åȤϻѤƤʤ
.TP
.I
CLOSE_WAIT
⡼¦ϴǤ졢åȤΤԤäƤ롣
.TP
.I
LAST_ACK
⡼¦ϴǤ졢åȤ⥯Ƥ롣
ǧ (acknowledgement) ԤäƤ롣
.TP
.I
LISTEN
åȤ³Ԥ (listen) Ǥ롣
Τ褦ʥåȤϡ
.BR \-\-listening " (" \-l )
ޤ
.BR \-\-all " (" \-a )
ץꤷʤ¤ꡢϤˤϴޤޤʤ
.TP
.I
CLOSING
ξΥåȤǤƤ뤬ޤƤΥǡƤʤ
.TP
.I
UNKNOWN
åȤξ֤Ǥ롣
.SS "User"
åȤΥʡΡ̾ޤϥ桼 ID (UID)
.SS "PID/Program name"
ΥåȤͭƤץ
ץ ID (PID) ȥץ̾ (åǶڤ)
.B --program
ץˤäƤιܤ롣
ʬͭƤʤåȤξ򸫤뤿ˤϡ
.I ѡ桼
øɬפǤ롣
μ̾ IPX åȤФƤϤޤѤǤʤ
.SS "Timer"
(ޤ񤤤Ƥʤ)
.P
.SS ƥ֤ UNIX ɥᥤ󥽥å
.SS "Proto" 
åȤѤƤץȥ (̾ unix)
.SS "RefCnt"
ȥ (ΥåȤ³Ƥץ)
.SS "Flags"
ɽե饰 SO_ACCEPTON (\fBACC\fP ɽ)
SO_WAITDATA (\fBW\fP) SO_NOSPACE (\fBN\fP) Ǥ롣
SO_ACCEPTON ϡåȤ³Ƥ餺
ĤѤƤץब³׵ԤäƤѤ롣
¾Υե饰̾ϽפǤϤʤ
.SS "Type"
åȥΥסफ:
.TP
.I
SOCK_DGRAM
ǡ (connectionless) ⡼ɤΥåȤǤ롣
.TP
.I
SOCK_STREAM
ȥ꡼ (connection) åȤǤ롣
.TP
.I
SOCK_RAW
raw åȤǤ롣
.TP
.I
SOCK_RDM
ι⤤åϤ륽åȤǤ롣
.TP
.I
SOCK_SEQPACKET
󥷥ѥåȤΥåȤǤ롣
.TP
.I
SOCK_PACKET
raw 󥿡եΥåȤǤ롣
.TP
.I
UNKNOWN
ʤˤ뤫ïΤ - ˽񤤤Ʋ :-)
.PP
.SS "State"
ΥեɤˤϡʲΥɤΤ줫:
.TP
.I FREE
åȤϳƤƤʤ
.TP
.I LISTENING 
åȤ³׵Ԥ֤Ǥ롣
ΥåȤϡ
.BR \-\-listening " (" \-l )
ޤ
.BR \-\-all " (" \-a )
ץ󤬻ꤵʤ¤ꡢϤʤ
.TP
.I CONNECTING
åȤ³Ǥ롣
.TP
.I CONNECTED
åȤ³Ƥ롣
.TP
.I DISCONNECTING
åȤǤ롣
.TP
.I ()
åȤ¾ΥåȤ³Ƥʤ
.TP
.I UNKNOWN
ΥơȤϸʤϤǤ롣
.SS "PID/Program name"
ΥåȤ򥪡ץ󤷤ƤץΥץ ID (PID) ȥץ̾
ܤϾ嵭
.B ƥ֤ʥ󥿡ͥå³
ι򻲾ȤΤȡ
.SS "Path"
åȤ˷դƤץΥѥ̾
.P
.SS ƥ֤ IPX å
(μäƤͤҤƤۤ)
.P
.SS ƥ֤ NET/ROM å
(μäƤͤҤƤۤ)
.P
.SS ƥ֤ AX.25 å
(μäƤͤҤƤۤ)
.PP
.SH 
ͥ꡼ 2.2 顢
.B netstat -i
Ǥ̾󥿡ե
󥿡եפɽʤʤä
̾󥿡եפ뤿ˤϡ
.BR ipchains(8)
ޥɤѤŪ˥롼ꤹɬפ롣

.SH ե
.ta
.I /etc/services
-- ӥֹ̾Ѵɽäե

.I /proc
-- proc ե륷ƥΥޥȥݥȡ
Υե륷ƥˤꡢ
ʲΥեȤäƥͥ׾˥Ǥ롣

.I /proc/net/dev
-- ǥХξ

.I /proc/net/raw
raw åȤξ

.I /proc/net/tcp
-- TCP åȤξ

.I /proc/net/udp
-- UDP åȤξ

.I /proc/net/igmp
-- IGMP ޥ㥹Ȥξ

.I /proc/net/unix
-- Unix ɥᥤ󥽥åȤξ

.I /proc/net/ipx
-- IPX åȤξ

.I /proc/net/ax25
-- AX25 åȤξ

.I /proc/net/appletalk
-- DDP (appletalk) åȤξ

.I /proc/net/nr
-- NET/ROM åȤξ

.I /proc/net/route
-- IP ϩ

.I /proc/net/ax25_route
-- AX25 ϩ

.I /proc/net/ipx_route
-- IPX ϩ

.I /proc/net/nr_nodes
-- NET/ROM Ρɥꥹ

.I /proc/net/nr_neigh
-- NET/ROM ͥС (neighbour)

.I /proc/net/ip_masquerade
-- ޥ졼³

.I /proc/net/snmp
-- ׾
.fi
.P
.SH Ϣ
.BR route (8), 
.BR ifconfig (8), 
.BR ipchains (8),
.BR iptables (8),
.BR proc (5)
.P
.SH Х
åȤɽѹȡޤ̯ʾɽ뤳Ȥ롣
ޤ굯ʤȤϻפ
.P
.SH 
netstat Υ桼󥿡ե
Fred Baumgarten <dc6iq@insu1.etec.uni-karlsruhe.de> 񤤤
ޥ˥奢ڡϼ Matt Welsh <mdw@tc.cornell.edu> 
Alan Cox <Alan.Cox@linux.org> 
ȤϤޤ¿ʤä
Ƥ Tuan Hoang <tqhoang@bigfoot.com> 
.br
net-tools ѥåäƤޥ˥奢ڡȥޥɤϡ
Bernd Eckenfels <ecki@linux.de> Ū˽ľ