HP 6125XLG Configuration Manual page 6

IS-IS configuration task list ··········································································································································· 115
Configuring basic IS-IS ················································································································································ 116
Configuration prerequisites ································································································································ 116
Enabling IS-IS ······················································································································································· 116
Configuring the IS level and circuit level ·········································································································· 116
Configuring P2P network type for an interface ································································································ 117
Configuring IS-IS route control ···································································································································· 117
Configuration prerequisites ································································································································ 117
Configuring IS-IS link cost ··································································································································· 118
Specifying a preference for IS-IS ······················································································································· 119
Configuring the maximum number of ECMP routes ························································································ 119
Configuring IS-IS route summarization ·············································································································· 120
Advertising a default route ································································································································· 120
Configuring IS-IS route redistribution ················································································································ 121
Configuring IS-IS route filtering ·························································································································· 121
Configuring IS-IS route leaking ·························································································································· 122
Tuning and optimizing IS-IS networks ························································································································ 122
Configuration prerequisites ································································································································ 122
Specifying intervals for sending IS-IS hello and CSNP packets ····································································· 123
Specifying the IS-IS hello multiplier ···················································································································· 123
Configuring a DIS priority for an interface ······································································································· 123
Disabling an interface from sending/receiving IS-IS packets ········································································· 124
Enabling an interface to send small hello packets ··························································································· 124
Configuring LSP parameters ······························································································································· 124
Controlling SPF calculation interval ··················································································································· 127
Configuring convergence priorities for specific routes ···················································································· 127
Setting the LSDB overload bit ····························································································································· 128
Configuring system ID to host name mappings ································································································ 128
Enabling the logging of neighbor state changes ····························································································· 129
Enabling IS-IS ISPF ··············································································································································· 130
Enhancing IS-IS network security ································································································································ 130
Configuration prerequisites ································································································································ 130
Configuring neighbor relationship authentication ··························································································· 130
Configuring area authentication ························································································································ 131
Configuring routing domain authentication ······································································································ 131
Configuring IS-IS GR ···················································································································································· 132
Configuring BFD for IS-IS············································································································································· 133
Configuring IS-IS FRR ··················································································································································· 133
Configuration prerequisites ································································································································ 134
Configuration guidelines ···································································································································· 134
Configuring IS-IS FRR to automatically calculate a backup next hop ···························································· 134
Configuring IS-IS FRR using a routing policy ···································································································· 134
Displaying and maintaining IS-IS ······························································································································· 135
IS-IS configuration examples ······································································································································· 135
Basic IS-IS configuration example ····················································································································· 135
DIS election configuration example ··················································································································· 140
IS-IS route redistribution configuration example ······························································································ 144
IS-IS authentication configuration example······································································································· 147
IS-IS GR configuration example ························································································································· 150
BFD for IS-IS configuration example ·················································································································· 151
IS-IS FRR configuration example ························································································································ 154
Configuring BGP ····················································································································································· 158
Overview ······································································································································································· 158
BGP speaker and BGP peer ······························································································································· 158
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