Brocade Communications Systems IPMC5000PEF Manual De Usuario

Syntax: multicast fast-convergence

IGMP snooping show commands

This section describes the show commands for IGMP snooping.

Displaying the IGMP snooping configuration

To display the global IGMP snooping configuration, enter the show ip multicast command at any
level of the CLI.

device#show ip multicast

Summary of all vlans. Please use "sh ip mu vlan vlan-id" for details

Version=2, Intervals: Query=125, Group Age=260, Max Resp=10, Other Qr=260

VL10: cfg V3, vlan cfg passive, , pimsm (vlan cfg), 1 grp, 0 (SG) cache, no rtr port

To display the IGMP snooping information for a specific VLAN, enter the following command.

device#show ip multicast vlan 10

Version=3, Intervals: Query=10, Group Age=260, Max Resp=10, Other Qr=30

VL10: cfg V3, vlan cfg passive, , pimsm (vlan cfg), 3 grp, 1 (SG) cache, no rtr port,

  e2      has    3 groups, non-QR (passive), default V3

  **** Warning! has V2 client (life=240), 

    group: 239.0.0.3, life = 240

    group: 224.1.1.2, life = 240

    group: 224.1.1.1, life = 240

  e4      has    0 groups, non-QR (passive), default V3

Syntax: show ip multicast vlan vlan-id

If you do not specify a vlan-id , information for all VLANs is displayed.

The following table describes the information displayed by the show ip multicast vlan command.

Version

The global IGMP version. In this example, the device is configured for IGMP version 2.

Query

How often a querier sends a general query on the interface. In this example, the general queries are
sent every 125 seconds.

Group Age The number of seconds membership groups can be members of this group before aging out.

Max Resp The maximum number of seconds a client waits before replying to a query.

Other Qr

How long it took a switch with a lower IP address to become a new querier. This value is 2 x Query +
Max Resp.

cfg

The IGMP version for the specified VLAN. In this example, VL10: cfg V3 indicates that VLAN 10 is
configured for IGMP V3.

vlan cfg

The IGMP configuration mode, which is either passive or active.

pimsm

Indicates that PIM SM is enabled on the VLAN.

IGMP snooping show commands