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PowerConnect B-Series FCX Configuration Guide 667
53-1002266-01
Displaying IGMP snooping information
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Displaying IGMP snooping information by VLAN
You can display IGMP snooping information for all VLANs or for a specific VLAN. For example, to
display IGMP snooping information for VLAN 70, enter the following command.
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.
GSQry Number of group source-specific queries received or sent.
Mbr The membership report.
MbrV2 The IGMPv2 membership report.
MbrV3 The IGMPv3 membership report.
IsIN Number of source addresses that were included in the traffic.
IsEX Number of source addresses that were excluded in the traffic.
ToIN Number of times the interface mode changed from EXCLUDE to INCLUDE.
ToEX Number of times the interface mode changed from INCLUDE to EXCLUDE.
ALLO Number of times that additional source addresses were allowed on the interface.
BLK Number of times that sources were removed from an interface.
Pkt-Err Number of packets having errors, such as checksum.
Pimsm-snooping hello, join,
prune
Number of PIM sparse hello, join, and prune packets
Field Description
version The IGMP version number
query-t How often a querier sends a general query on the interface.
group-aging-t The number of seconds membership groups can be members of this group before aging out.
rtr-port The router ports which are the ports receiving queries. The display router ports:
0/1/13(140) 1.1.70.3 means port 0/1/13 has a querier with 1.1.70.3 address, and a
remaining life of 140 seconds.
max-resp-t The maximum number of seconds a client waits before it replies to the query.
non-QR Indicates that the port is a non-querier.
Field Description
PowerConnect# show ip multicast vlan 70
version=2, query-t=30, group-aging-t=140, max-resp-t=3, other-qr-present-t=63
VL70: dft V2, vlan cfg passive, , pimsm (vlan cfg), track, 0 grp, 1 (*G) cache,
rtr ports,
router ports: 0/1/13(140) 1.1.70.3, 0/1/20(180) 1.1.70.2, 0/1/14(180)
0/1/13 has 0 groups, non-QR (passive), default V2
0/1/14 has 0 groups, non-QR (passive), default V2
0/1/20 has 0 groups, non-QR (passive), default V2