Troubleshooting Guide

Field Description
SOURCE ADDRESS Indicates the source of the multicast traffic.
IN VLAN Indicates the incoming VLAN ID.
IN PORT Indicates the incoming port number.
OUT VLAN Indicates the outgoing VLAN ID.
OUT PORT Indicates the outgoing port number.
TYPE Indicates where the stream is learned. ACCESS indicates the stream is
learned locally.
Viewing IGMP group information
View information about IGMP groups to see the current group operation on the switch.
Procedure
1. Enter Privileged EXEC mode:
enable
2. View IGMP group information:
show ip igmp group group <A.B.C.D> detail [port {slot/port[/sub-
port][-slot/port[/sub-port]][,...]}][vlan <1-4059>] [vrf WORD <1–
16>][vrfids WORD <0–512>]
show ip igmp group group <A.B.C.D> tracked-members [member-subnet
<A.B.C.D./X>][port {slot/port[/sub-port][-slot/port[/sub-port]]
[,...]}] [source-subnet <A.B.C.D/X>] [vlan <1-4059>][vrf WORD <1–
16>][vrfids WORD <0–512>]
Example
View IGMP group information:
Switch:1>enable
Switch:1#show ip igmp group group 232.0.0.0
================================================================================
Igmp Group - GlobalRouter
================================================================================
GRPADDR INPORT MEMBER EXPIRATION TYPE
--------------------------------------------------------------------------------
232.0.0.0 V1015-1/2 200.0.15.53 258 Dynamic
1 out of 271 group Receivers displayed
Total number of unique groups 271
Multicast routing troubleshooting using ACLI
January 2017 Troubleshooting 272
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