IS-IS Specifications Configuring IS-IS
page 3-2 OmniSwitch 6800/6850/9000 Advanced Routing Configuration Guide December 2007
IS-IS Specifications
RFCs Supported 1142-OSI IS-IS Intra-domain Routing Protocol
1195-OSI IS-IS for Routing in TCP/IP and Dual
Environments
3373-Three-Way Handshake for Intermediate
System to Intermediate System (IS-IS) Point-
to-Point Adjacencies
3567-Intermediate System to Intermediate
System (IS-IS) Cryptographic Authentication
2966-Prefix Distribution with two-level IS-IS
(Route Leaking) support
2763-Dynamic Host name exchange support
3719-Recommendations for Interoperable
Networks using IS-IS
3787-Recommendations for Interoperable IP
Networks using IS-IS
draft-ietf-isis-igp-p2p-over-lan-05.txt-Point-to-
point operation over LAN in link-state rout
ing protocols
Maximum number of areas (per router) 3
Maximum number of L1 adjacencies per
interface (per router)
70
Maximum number of L2 adjacencies per
interface (per router)
70
Maximum number of IS-IS interfaces (per
router)
70
Maximum number of Link State Packet
entries (per adjacency)
255
Maximum number of IS-IS routes 24000
Maximum number of IS-IS L1 routes 12000
Maximum number of IS-IS L2 routes 12000