Configuring RIP route control ········································································································································ 27
Disabling host route reception ····························································································································· 28
Advertising a default route ··································································································································· 29
Configuring a priority for RIP ······························································································································· 30
Configuring RIP timers ··········································································································································· 31
Specifying a RIP neighbor ···································································································································· 33
Configuring RIP-to-MIB binding ···························································································································· 34
Configuring RIP FRR ······················································································································································· 34
Configuring BFD for RIP ················································································································································· 35
Single-hop echo detection mode ························································································································· 36
Displaying and maintaining RIP ··································································································································· 36
RIP configuration examples ··········································································································································· 37
Configuring RIP version ········································································································································ 37
RIP FRR configuration example ···························································································································· 45
Troubleshooting RIP ························································································································································ 53
No RIP updates received ······································································································································ 53
Route oscillation occurred ···································································································································· 53
Configuring OSPF ······················································································································································ 54
Hardware compatibility ················································································································································· 54
Overview ········································································································································································· 54
Basic concepts ······················································································································································· 54
Router types ···························································································································································· 59
OSPF network classification ································································································································· 60
DR and BDR ··························································································································································· 61
OSPF packet formats ············································································································································· 62
Supported features ················································································································································ 70
Protocols and standards ······································································································································· 71
OSPF configuration task list ·········································································································································· 71
Enabling OSPF ······························································································································································· 72
Configuration prerequisites ·································································································································· 72
Configuration procedure ······································································································································ 73
Configuring OSPF areas ··············································································································································· 74
Configuration prerequisites ·································································································································· 74
Configuring a stub area ······································································································································· 74
Configuring an NSSA area ·································································································································· 75
ii