Ip Igmp Snooping Querier - Cisco Catalyst 2960 Command Reference Manual
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- Configuration manual (2288 pages) ,
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Chapter 2
Catalyst 2960 Switch Cisco IOS Commands
ip igmp snooping querier
Use the ip igmp snooping querier global configuration command to globally enable the Internet Group
Management Protocol (IGMP) querier function in Layer 2 networks. Use the command with keywords
to enable and configure the IGMP querier feature on a VLAN interface. Use the no form of this
command to return to the default settings.
Syntax Description
vlan vlan-id
address ip-address
max-response-time
response-time
query-interval
interval-count
tcn query[count count
| interval interval]
timer expiry
version version
Defaults
The IGMP snooping querier feature is globally disabled on the switch.
When enabled, the IGMP snooping querier disables itself if it detects IGMP traffic from a
multicast-enabled device.
Command Modes
Global configuration
Command History
Release
12.2(25)FX
78-16882-01
ip igmp snooping querier [vlan vlan-id] [address ip-address | max-response-time response-time
| query-interval interval-count | tcn query [count count | interval interval] | timer expiry |
version version]
no ip igmp snooping querier [vlan vlan-id] [address | max-response-time | query-interval | tcn
query { count count | interval interval} | timer expiry | version]
(Optional) Enable IGMP snooping and the IGMP querier function on the
specified VLAN. The range is 1 to 1001 and 1006 to 4094.
(Optional) Specify a source IP address. If you do not specify an IP address,
the querier tries to use the global IP address configured for the IGMP querier.
(Optional) Set the maximum time to wait for an IGMP querier report. The range
is 1 to 25 seconds.
(Optional) Set the interval between IGMP queriers. The range is 1 to 18000
seconds.
(Optional) Set parameters related to Topology Change Notifications (TCNs).
The keywords have these meanings:
•
•
(Optional) Set the length of time until the IGMP querier expires. The range
is 60 to 300 seconds.
(Optional) Select the IGMP version number that the querier feature uses.
Select 1 or 2.
Modification
This command was introduced.
count count—Set the number of TCN queries to be executed during the
TCN interval time. The range is 1 to 10.
interval interval—Set the TCN query interval time. The range is 1 to
255.
ip igmp snooping querier
Catalyst 2960 Switch Command Reference
2-117
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