February 2002
Intermediate to advanced
416 pages
10h 52m
English
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IS-IS Packet Fields (Alphabetical Order)
ATT— Attachment Bits (Flags attachment to other areas)
Checksum— Checksum of contents of LSP from source ID field to the end
Circuit Type— Defines whether link is Level-1 and Level-2
End LSP— LSP ID of last LSP in CSNP
Holding Time— Defines how long to wait for a hello from this system before clearing the adjacency
ID Length— Length of the System ID field in an NSAP(NET)
Intradomain Routing Protocol Discriminator— Network layer protocol identifier
IS Type— Defines type of router, Level-1 or Level-2
LAN ID— LAN Identifier, Consists of the System ID of the designated intermediate system plus a unique number
Length Indicator— Length of the fixed header of the packet in bytes
Local Circuit ID— Unique identifier for ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.