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SmartSwitch Router User Reference Manual 149
Chapter 8: Multicast Routing Configuration Guide
DVMRP tunnels need to be created before being enabled. Tunnels are recognized by the
tunnel name. Once a DVMRP tunnel is created, you can enable DVMRP on the interface.
The SSR supports a maximum of eight tunnels.
To configure a DVMRP tunnel, enter the following command in Configure mode:
You can also control the rate of DVMRP traffic in a DVMRP tunnel. The default rate is 500
Kbps.
To control the rate of DVMRP traffic, enter the following command in Configure mode:
Monitor IGMP & DVMRP
You can monitor IGMP and DVMRP information on the SSR.
To display IGMP and DVMRP information, enter the following commands in the Enable
mode.
Configure a DVMRP tunnel to MBONE.
dvmrp create tunnel
<string>
local
<ip-addr> remote <ip-addr>
Configure the rate in a DVMRP tunnel.
dvmrp set interface
<ip-addr> rate
<number>
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