Display And Debug Common Multicast Configuration - 3Com 7700 Configuration Manual

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HAPTER ULTICAST
Common Multicast
Configuration
Display and Debug
Common Multicast
Configuration
P
ROTOCOL
Common multicast configuration includes:
Enabling multicast
■
Enabling Multicast
Enable multicast first before enabling the multicast routing protocol. Enabling
multicast will automatically enable IGMP operation on all interfaces.
Perform the following configuration in system view.
Table 11 Enabling Multicast
Operation
Enable multicast
Disable multicast
By default, multicast routing is disabled.
CAUTION: Only when multicast is enabled can another multicast configuration be
used.
After the above configuration, execute the display command to view the
multicast configuration, and verify the configuration.
Execute debugging command in user view for the debugging of multicast.
Table 12 Display and Debug Common Multicast Configuration
Operation
Display the multicast routing
table
Display the multicast
forwarding table
Display the RPF routing
information
Display the multicast virtual
interface information
Enable multicast packet
forwarding debugging
Disable multicast packet
forwarding debugging
Enable multicast forwarding
status debugging
Disable multicast forwarding
status debugging
Enable multicast kernel
routing debugging
Disable multicast kernel
routing debugging
Command
multicast routing-enable
undo multicast routing-enable
Command
display multicast routing-table [ group-address [ mask {
mask | mask-length } ] | source-address [ mask { mask |
mask-length } ] | incoming-interface { interface-type
interface-number | register } ]*
display multicast forwarding-table [ group-address [ mask
{ mask | mask-length } ] | source-address [ mask { mask |
mask-length } ] | incoming-interface { interface-type
interface-number | register } ]*
display multicast rpf-info source-address
display multicast vif
debugging multicast forwarding
undo debugging multicast forwarding
debugging multicast-status forwarding
undo debugging multicast-status forwarding
debugging multicast kernel-routing
undo debugging multicast kernel-routing