3Com S7906E Configuration Manual page 969

1 Multicast Routing and Forwarding Configuration··················································································1-1
Multicast Routing and Forwarding Overview ··························································································1-1
Introduction to Multicast Routing and Forwarding···········································································1-1
RPF Check Mechanism···················································································································1-1
Multicast Static Routes ····················································································································1-4
Application of GRE Tunnel in Multicast Forwarding········································································1-5
Multicast Traceroute ························································································································1-6
Configuration Task List ···························································································································1-7
Enabling IP Multicast Routing ·················································································································1-7
Configuring Multicast Routing and Forwarding·······················································································1-8
Configuration Prerequisites ·············································································································1-8
Configuring Multicast Static Routes ································································································1-8
Configuring a Multicast Routing Policy····························································································1-9
Configuring a Multicast Forwarding Range ···················································································1-10
Configuring the Multicast Forwarding Table Size··········································································1-10
Configuring Static Multicast MAC Address Entries ·······································································1-11
Tracing a Multicast Path ················································································································1-12
Displaying and Maintaining Multicast Routing and Forwarding ····························································1-12
Configuration Examples ························································································································1-14
Changing an RPF Route ···············································································································1-14
Creating an RPF Route ·················································································································1-16
Multicast Forwarding over GRE Tunnels·······················································································1-18
Troubleshooting Multicast Routing and Forwarding ·············································································1-21
Multicast Static Route Failure········································································································1-21
Multicast Data Fails to Reach Receivers·······················································································1-22
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