F3726, F3211, F3174, R5135, R3816-HP Firewalls and UTM Devices Appendix Protocol Reference-6PW100
iii
Supported features ························································································································································· 51
Protocols and standards ················································································································································ 51
IPv6 IS-IS ····································································································································································· 52
Overview ········································································································································································· 52
IPv6 BGP ····································································································································································· 53
Multicast overview ····················································································································································· 54
Overview ········································································································································································· 54
Multicast overview ················································································································································· 54
Multicast features ··················································································································································· 56
Common notations in multicast ···························································································································· 57
Multicast advantages and applications ·············································································································· 57
Multicast models ····························································································································································· 58
Multicast architecture ····················································································································································· 58
Multicast addresses ··············································································································································· 59
Multicast protocols ················································································································································ 62
Multicast packet forwarding mechanism ····················································································································· 63
Multicast routing and forwarding ····························································································································· 64
Overview ········································································································································································· 64
RPF check mechanism ···················································································································································· 64
RPF check process ················································································································································· 64
RPF check implementation in multicast ················································································································ 65
Static multicast routes ····················································································································································· 66
Changing an RPF route ········································································································································· 66
Creating an RPF route ··········································································································································· 67
Multicast forwarding across unicast subnets ··············································································································· 68
Multicast traceroute ························································································································································ 68
Concepts in multicast traceroute ·························································································································· 68
Introduction to multicast traceroute packets ········································································································ 69
Process of multicast traceroute ····························································································································· 69
IGMP ··········································································································································································· 70
Overview ········································································································································································· 70
IGMP versions ································································································································································ 70
IGMPv1 overview ··························································································································································· 70
IGMPv2 overview ··························································································································································· 72
Querier election mechanism ································································································································ 72
"Leave group" mechanism ··································································································································· 72
IGMPv3 overview ··························································································································································· 72
Enhancements in control capability of hosts ······································································································· 73
Enhancements in query and report capabilities ································································································· 73
IGMP SSM mapping ······················································································································································ 74
IGMP proxying ······························································································································································· 75
Protocols and standards ················································································································································ 76
PIM ·············································································································································································· 77
Overview ········································································································································································· 77
PIM-DM overview ··························································································································································· 77
Neighbor discovery ·············································································································································· 78
SPT building ··························································································································································· 78
Graft········································································································································································ 79
Assert ······································································································································································ 79
PIM-SM overview ··························································································································································· 80
Neighbor discovery ·············································································································································· 81