H3C S7500E Series Ethernet Switches Operation Manual

Operation Manual – IPv6 Routing
H3C S7500E Series Ethernet Switches Table of Contents
iii
4.5 IPv6 IS-IS Configuration Example ..................................................................................... 4-5
Chapter 5 IPv6 BGP Configuration.............................................................................................. 5-1
5.1 IPv6 BGP Overview ........................................................................................................... 5-1
5.2 Configuration Task List ...................................................................................................... 5-2
5.3 Configuring IPv6 BGP Basic Functions ............................................................................. 5-3
5.3.1 Prerequisites ........................................................................................................... 5-3
5.3.2 Configuring an IPv6 Peer ........................................................................................ 5-3
5.3.3 Advertising a Local IPv6 Route............................................................................... 5-4
5.3.4 Configuring a Preferred Value for Routes from a Peer/Peer Group ....................... 5-4
5.3.5 Specifying the Source Interface for Establishing TCP Connections ....................... 5-5
5.3.6 Allowing the establishment of a Non-Direct EBGP connection............................... 5-5
5.3.7 Configuring a Description for a Peer/Peer Group ................................................... 5-6
5.3.8 Disabling Session Establishment to a Peer/Peer Group ........................................ 5-6
5.3.9 Logging Peer State Changes.................................................................................. 5-7
5.4 Controlling Route Distribution and Reception.................................................................... 5-7
5.4.1 Prerequisites ........................................................................................................... 5-7
5.4.2 Configuring IPv6 BGP Route Redistribution ........................................................... 5-8
5.4.3 Advertising a Default Route to a Peer/Peer Group ................................................. 5-8
5.4.4 Configuring Route Distribution Policy...................................................................... 5-9
5.4.5 Configuring Route Reception Policy ..................................................................... 5-10
5.4.6 Configuring IPv6 BGP and IGP Route Synchronization ....................................... 5-10
5.4.7 Configuring Route Dampening.............................................................................. 5-11
5.5 Configuring IPv6 BGP Route Attributes........................................................................... 5-11
5.5.1 Prerequisites ......................................................................................................... 5-11
5.5.2 Configuring IPv6 BGP Preference and Default LOCAL_PREF and NEXT_HOP
Attributes ........................................................................................................................
5-12
5.5.3 Configuring the MED Attribute .............................................................................. 5-12
5.5.4 Configuring the AS_PATH Attribute...................................................................... 5-13
5.6 Tuning and Optimizing IPv6 BGP Networks.................................................................... 5-14
5.6.1 Prerequisites ......................................................................................................... 5-14
5.6.2 Configuring IPv6 BGP Timers............................................................................... 5-14
5.6.3 Configuring IPv6 BGP Soft Reset ......................................................................... 5-15
5.6.4 Configuring the Maximum Number of Load-Balanced Routes ............................. 5-16
5.7 Configuring a Large Scale IPv6 BGP Network ................................................................ 5-17
5.7.1 Prerequisites ......................................................................................................... 5-17
5.7.2 Configuring IPv6 BGP Peer Group ....................................................................... 5-17
5.7.3 Configuring IPv6 BGP Community........................................................................ 5-19
5.7.4 Configuring an IPv6 BGP Route Reflector............................................................ 5-20
5.8 Displaying and Maintaining IPv6 BGP Configuration ...................................................... 5-21
5.8.1 Displaying BGP ..................................................................................................... 5-21
5.8.2 Resetting IPv6 BGP Connections ......................................................................... 5-22
5.8.3 Clearing IPv6 BGP Information ............................................................................. 5-22