Igmp Version - H3C S3600 Series Command Manual

Command Manual – Multicast
H3C S3600 Series Ethernet Switches-Release 1510
Description
Use the igmp timer query command to configure the interval at which a router
interface sends IGMP query messages.
Use the undo igmp timer query command to restore the default value.
By default, a router interface transmits IGMP query messages at the interval of 60
seconds.
A multicast router periodically sends out IGMP query messages to attached segments
to find hosts that belong to different multicast groups. The query interval can be
modified according to the practical conditions of the network.
Related command: igmp timer other-querier-present.
Example
# Configure to transmit host-query messages every 150 seconds through
VLAN-interface2.
<H3C> system-view
System View: return to User View with Ctrl+Z.
[H3C] interface Vlan-interface 2
[H3C-Vlan-interface2] igmp timer query 150

5.1.15 igmp version

Syntax
igmp version { 1 | 2 }
undo igmp version
View
VLAN interface view
Parameter
1: Specifies IGMP Version 1.
2: Specifies IGMP Version 2.
Description
Use the igmp version command to specify the version of IGMP that a router uses.
Use the undo igmp version command to restore the default value.
The default IGMP version is IGMP version 2.
All routers on a subnet must support the same version of IGMP. After detecting the
presence of IGMP Version 1 system, a router cannot automatically switch to Version 1.
Chapter 5 IGMP Configuration Commands
5-15