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Contents
IP routing basics ··························································································································································· 1
Overview············································································································································································1
Routing table······································································································································································1
Dynamic routing protocols ···············································································································································2
Routing preference ····························································································································································2
Load sharing ······································································································································································3
Route backup ·····································································································································································3
Route recursion ··································································································································································3
Route redistribution ···························································································································································4
Displaying and maintaining a routing table ··················································································································4
Configuring static routing ············································································································································ 6
Introduction ········································································································································································6
Static route ································································································································································6
Default route······························································································································································6
Static route configuration items·······························································································································6
Configuring a static route·················································································································································7
Configuring BFD for static routes·····································································································································8
BFD control mode ·····················································································································································8
BFD echo mode ························································································································································9
Displaying and maintaining static routes ·······················································································································9
Static route configuration examples ····························································································································· 10
Basic static route configuration example ············································································································ 10
BFD for static routes configuration example (direct next hop) ·········································································· 12
BFD for static routes configuration example (indirect next hop)······································································· 14
Configuring RIP ·························································································································································· 17
Overview········································································································································································· 17
RIP route entries ····················································································································································· 17
RIP timers ································································································································································ 17
Routing loop prevention········································································································································ 17
RIP operation·························································································································································· 18
RIP versions ···························································································································································· 18
RIP message format ··············································································································································· 18
Supported RIP features ·········································································································································· 20
Protocols and standards ······································································································································· 20
RIP configuration task list
··············································································································································· 20
Configuring RIP basic functions ···································································································································· 21
Configuration prerequisites ·································································································································· 21
Enabling RIP and a RIP interface ························································································································· 21
Configuring the interface behavior ····················································································································· 22
Configuring a RIP version ····································································································································· 22
Setting the DSCP value for RIP packets ··············································································································· 23
Configuring RIP route control ········································································································································ 24
Configuring an additional routing metric ··········································································································· 24
Configuring RIPv2 route summarization·············································································································· 24
Disabling host route reception ····························································································································· 25
Advertising a default route ··································································································································· 25
Configuring inbound or outbound route filtering ······························································································· 26
Configuring a priority for RIP ······························································································································· 27