F3215-HP Load Balancing Module Appendix Protocol Reference-6PW101
i
Contents
IP routing basics ··························································································································································· 1
Routing table ······································································································································································ 1
Dynamic routing protocols ··············································································································································· 2
Route preference ······························································································································································· 2
Load sharing ······································································································································································ 3
Route backup ····································································································································································· 3
Route recursion ·································································································································································· 3
Route redistribution ··························································································································································· 3
Static routing································································································································································· 4
Default route ································································································································································· 5
RIP ·················································································································································································· 6
Overview ············································································································································································ 6
RIP route entries ································································································································································· 6
RIP timers ············································································································································································ 6
Routing loop prevention ··················································································································································· 7
RIP operation ····································································································································································· 7
RIP versions ········································································································································································ 7
RIP message format ··························································································································································· 8
RIPv1 message format ·············································································································································· 8
RIPv2 message format ·············································································································································· 8
RIPv2 authentication message format ····················································································································· 9
Supported RIP features ······················································································································································ 9
Protocols and standards ··················································································································································· 9
OSPF ··········································································································································································· 10
Overview ········································································································································································· 10
OSPF packets·································································································································································· 10
LSA types ········································································································································································· 11
OSPF area ······································································································································································ 11
Backbone area and virtual links ·························································································································· 12
Stub area and totally stub area ··························································································································· 13
NSSA area and totally NSSA area ····················································································································· 13
Router types ···································································································································································· 14
Route types ······································································································································································ 14
Route calculation ···························································································································································· 15
OSPF network types ······················································································································································· 15
DR and BDR ···································································································································································· 16
DR and BDR election ············································································································································· 16
Protocols and standards ················································································································································ 17
BGP ············································································································································································· 18
Overview ········································································································································································· 18
BGP speaker and BGP peer ········································································································································· 18
BGP message types ······················································································································································· 18
BGP path attributes ························································································································································ 19
BGP route selection ························································································································································ 23
BGP route advertisement rules ······································································································································ 23
BGP load balancing ······················································································································································ 23