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Multicast snooping debug commands, Draft: brocade confidential – Brocade 6910 Ethernet Access Switch Diagnostic Guide (Supporting R2.2.0.0) User Manual

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Brocade 6910 Ethernet Access Switch Diagnostic Guide

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DRAFT: BROCADE CONFIDENTIAL

IGMP snooping and MVR

This command displays information on statically configured and dynamically learned multicast
router ports. The following example shows a port discovered by the system which is attached to a
multicast router.

Console#show ip igmp snooping mrouter dynamic

VLAN M'cast Router Ports Type Expire

---- ------------------- ------- --------

1 Eth 1/1 Dynamic 00:05:09

The following example shows a port statically configured as attached to a multicast router.

Console#show ip igmp snooping mrouter static

VLAN M'cast Router Ports Type

---- ------------------- -------

1 Eth 1/1 Static

The following shows the ports in VLAN 1 which are attached to multicast routers.

Console#show ip igmp snooping mrouter vlan 1

VLAN M'cast Router Port Type

---- ------------------ -------

1 Eth 1/10 Static

Multicast Snooping debug commands

This section describes the debug commands used to debug IGMP snooping and MVR.

debug msl show-mrt-info

Syntax: debug msl show-mrt-info

This command shows the status of all Multicast Routing (MRT) interfaces.

Console#debug msl show-mrt-info

Group: 225.1.1.1, Source: 0.0.0.0, Upstream VLAN: 0, rp: 0

Flags: , SNP, , , , Hit Bit: 0

Snooping interface:

L2 interface: 1(Flags : CHIP,,,) port:1,

L2 interface: 5(Flags : CHIP,,,) port:5,

Multicast downstream interface:

MVR downstream interface:

Group: 225.1.1.3, Source: 0.0.0.0, Upstream VLAN: 0, rp: 0

Flags: , SNP, , , , Hit Bit: 0

Snooping interface:

L2 interface: 1(Flags : CHIP,,,) port:1,

Multicast downstream interface:

MVR downstream interface:

Group: 225.128.1.2, Source: 0.0.0.0, Upstream VLAN: 0, rp: 0

Flags: , SNP, , , , Hit Bit: 0

Snooping interface:

L2 interface: 1(Flags : CHIP,,,) port:1,