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SECURITY PARAMETERS INDEX
The Security Parameters Index is a 32-bit number used to identify the
security association of a datagram in certain security procedures
[RFC1826, RFC1827]. The first 256 SPI values are assigned by the IANA
and listed here.
Number Description
-------------- -------------------------------------------------------------
0 Reserved - Used to indicate that no security
association has been established [RFC1827]
1 SKIP - [Markson]
1 - 255 Reserved by the IANA
DOCUMENTS
[RFC1826] Atkinson, R., "IP Authentication Header", RFC 1826, Naval
Research Laboratory, August 1995.
[RFC1827] Atkinson, R., "IP Encapsulating Security Payload (ESP)",
RFC 1827, Naval Research Laboratory, August 1995.
PEOPLE
[Markson] Tom Markson, <markson@osmosys.incog.com>, August 1995.
(last updated May 10 2001)
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