Chapter 12: Multicast Routing Configuration Guide
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DIGITAL GIGAswitch/Router User Reference Manual
Monitoring IGMP & DVMRP
You can monitor IGMP and DVMRP information on the GSR.
To display IGMP and DVMRP information, enter the following commands in the Enable
mode.
Show all interfaces running
DVMRP. Also shows the neighbors
on each interface.
dvmrp show interface
Display DVMRP routing table.
dvmrp show routes
Shows all the interfaces and
membership details running IGMP.
igmp show interface
Shows all IGMP group
memberships on a port basis.
igmp show memberships
Show all IGMP timers.
igmp show timers
Show information about multicasts
registered by IGMP.
l2-tables show igmp-mcast-registration
Show IGMP status on a VLAN.
l2-tables show vlan-igmp-status
Show all multicast Source, Group
entries.
mulitcast show cache
Show all interfaces running
multicast protocols (IGMP,
DVMRP).
multicast show interfaces
Show all multicast routes.
multicast show mroutes
