C
HAPTER
37
| Multicast Filtering Commands
IGMP Snooping
– 850 –
ip igmp snooping This command enables IGMP snooping globally on the switch or on a
selected VLAN interface. Use the no form to disable it.
SYNTAX
[no] ip igmp snooping [vlan vlan-id]
vlan-id - VLAN ID (Range: 1-4093)
ip igmp snooping
unregistered-data-flood
Floods unregistered multicast traffic into the attached
VLAN
GC
ip igmp snooping
unsolicited-report-
interval
Specifies how often the upstream interface should
transmit unsolicited IGMP reports (when proxy
reporting is enabled)
GC
ip igmp snooping version Configures the IGMP version for snooping GC
ip igmp snooping version-
exclusive
Discards received IGMP messages which use a version
different to that currently configured
GC
ip igmp snooping vlan
general-query-
suppression
Suppresses general queries except for ports attached
to downstream multicast hosts
GC
ip igmp snooping vlan
immediate-leave
Immediately deletes a member port of a multicast
service if a leave packet is received at that port and
immediate-leave is enabled for the parent VLAN
GC
ip igmp snooping vlan
last-memb-query-count
Configures the number of IGMP proxy query messages
that are sent out before the system assumes there are
no local members
GC
ip igmp snooping vlan
last-memb-query-intvl
Configures the last-member-query interval GC
ip igmp snooping vlan
mrd
Sends multicast router solicitation messages GC
ip igmp snooping vlan
proxy-address
Configures a static address for proxy IGMP query and
reporting
GC
ip igmp snooping vlan
proxy-query-interval
Configures the interval between sending IGMP proxy
general queries
GC
ip igmp snooping vlan
proxy-query-resp-intvl
Configures the maximum time the system waits for a
response to proxy general queries
GC
ip igmp snooping vlan
proxy-reporting
Enables IGMP Snooping with Proxy Reporting GC
ip igmp snooping vlan
static
Adds an interface as a member of a multicast group GC
ip igmp snooping
vlan version
Configures the IGMP version for snooping GC
ip igmp snooping
vlan version-exclusive
Discards received IGMP messages which use a version
different to that currently configured
GC
show ip igmp snooping Shows the IGMP snooping, proxy, and query
configuration
PE
show ip igmp snooping
group
Shows known multicast group, source, and host port
mapping
PE
Table 122: IGMP Snooping Commands (Continued)
Command Function Mode
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