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3Com Switch 8800 Configuration Guide Table of Contents
TOC-7
20.1.1 Terms of IS-IS Routing Protocol ......................................................................... 20-1
20.1.2 Two-level Structure of IS-IS Routing Protocol .................................................... 20-2
20.1.3 NSAP Structure of IS-IS Routing Protocol.......................................................... 20-4
20.1.4 IS-IS Routing Protocol Packets........................................................................... 20-5
20.2 Configuring Integrated IS-IS .......................................................................................... 20-6
20.2.1 Enabling IS-IS and Entering the IS-IS View........................................................ 20-7
20.2.2 Setting Network Entity Title................................................................................. 20-7
20.2.3 Enabling IS-IS on the Specified Interface ........................................................... 20-7
20.2.4 Setting Priority for DIS Election........................................................................... 20-8
20.2.5 Setting Router Type ............................................................................................ 20-8
20.2.6 Setting Interface Circuit Level............................................................................. 20-9
20.2.7 Configuring IS-IS to Import Routes of Other Protocols....................................... 20-9
20.2.8 Configuring IS-IS Route Filtering ...................................................................... 20-10
20.2.9 Configuring IS-IS Routing Leak......................................................................... 20-11
20.2.10 Setting IS-IS Route Summary......................................................................... 20-11
20.2.11 Setting to Generate Default Route.................................................................. 20-12
20.2.12 Setting the Preference of IS-IS Protocol......................................................... 20-12
20.2.13 Configuring IS-IS Route Metric Type .............................................................. 20-13
20.2.14 Setting IS-IS Link State Routing Cost............................................................. 20-13
20.2.15 Configuring IS-IS Timers.................................................................................20-13
20.2.16 Setting IS-IS Authentication ............................................................................20-16
20.2.17 Setting the Mesh Group of the Interface......................................................... 20-17
20.2.18 Setting Overload Flag Bit ................................................................................20-18
20.2.19 Setting to Discard the LSPs with Checksum Errors........................................ 20-18
20.2.20 Setting to Log the Peer Changes.................................................................... 20-19
20.2.21 Setting LSP Refreshment Interval................................................................... 20-19
20.2.22 Setting Lifetime of LSP.................................................................................... 20-19
20.2.23 Setting Parameters Related to SPF................................................................ 20-20
20.2.24 Enabling/Disabling the Interface to Send Packets.......................................... 20-21
20.2.25 Resetting All the IS-IS Data Structure............................................................. 20-22
20.2.26 Resetting the Specified IS-IS Peer ................................................................. 20-22
20.3 Displaying and Debugging Integrated IS-IS ................................................................20-22
20.4 Typical Integrated IS-IS Configuration Example.......................................................... 20-23
Chapter 21 BGP Configuration .................................................................................................. 21-1
21.1 BGP/MBGP Overview.................................................................................................... 21-1
21.1.1 Introduction to BGP............................................................................................. 21-1
21.1.2 BGP Message Types .......................................................................................... 21-2
21.1.3 BGP Routing Mechanism.................................................................................... 21-2
21.1.4 MBGP.................................................................................................................. 21-3
21.1.5 BGP Peer and Peer Group ................................................................................. 21-4
21.2 Configuring BGP............................................................................................................ 21-4
21.2.1 Enabling BGP...................................................................................................... 21-5