Configuring DVMRP
19-18 Configuring Multicast
System(su)->router(Config-if(Vlan 1))#exit
System(su)->router(Config)#interface vlan 2
System(su)->router(Config-if(Vlan 2))#ip igmp enable
System(su)->router(Config-if(Vlan 2))#exit
IGMP Display Commands
Table 19-5 lists Layer 2 IGMP show commands for Enterasys stackable and standalone devices.
Table 19-6 lists Layer 3 IGMP show commands for fixed switches that support basic routing.
Configuring DVMRP
DVMRP is an advanced routing feature that must be enabled with a license key.
DVMRP Configuration Commands
Table 19-7 lists the DVMRP configuration commands for fixed switch devices that support and
have enabled advanced routing features.
Table 19-5 Layer 2 IGMP Show Commands
Task Command
Display IGMP snooping information. show igmpsnooping
Display static IGMP ports for one or more VLANs or
IGMP groups.
show igmpsnooping static vlan-list [group group]
Display multicast forwarding database (MFDB)
information.
show igmpsnooping mfdb
Table 19-6 Layer 3 IGMP Show Commands
Task Command
Display IGMP information regarding multicast group
membership.
show ip igmp groups
Display multicast-related information about a
specific interface or all interfaces.
show ip igmp interface [vlan vlan-id]
Table 19-7 DVMRP Configuration Commands
Task Command
Enable the DVMRP process. Use the no command
to disable the DVMRP process.
ip dvmrp
no ip dvmrp
Enable DVMRP on an interface. Use the no
command to disable DVMRP on an interface.
ip dvmrp enable
no ip dvmrp enable
Configure the metric associated with a set of
destinations for DVMRP reports.
ip dvmrp metric metric
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