Field Description
alloc The allocated number of units.
in-use The number of units which are currently being used.
avail The number of available units.
get-fail This displays the number of resource failures.
NOTE
It is important to pay attention to this field.
limit The upper limit of this expandable field. The limit of multicast group is configured by the
system-max igmp-snoop-group-addr command. The limit of snoop mcache entry is
configured by the system-max igmp-snoop-mcache command.
get-mem The number of memory allocation. This number must continue to increase.
size The size of a unit (in bytes).
init The initial allocated amount of memory. More memory may be allocated if resources run out.
Available vidx The output interface (OIF) port mask used by mcache. The entire device has a maximum of 4096
vidx. Different mcaches with the same OIF share the same vidx. If vidx is not available, the stream
cannot be hardware-switched.
Displaying the status of IGMP snooping traffic

To display status information for IGMP snooping traffic, enter the show ip multicast traffic command.

device#show ip multicast traffic
IGMP snooping: Total Recv: 22, Xmit: 26
Q: query, Qry: general Q, G-Qry: group Q, GSQry: group-source Q, Mbr: member
Recv QryV2 QryV3 G-Qry GSQry MbrV2 MbrV3 Leave
VL1 0 0 0 0 4 0 0
VL70 18 0 0 0 0 0 0
Recv IsIN IsEX ToIN ToEX ALLOW BLOCK Pkt-Err
VL1 0 4 0 0 0 0 0
VL70 0 0 0 0 0 0 0
Send QryV2 QryV3 G-Qry GSQry MbrV2 MbrV3
VL1 0 0 8 0 0 0
VL70 0 0 0 0 0 18
VL70 pimsm-snooping, Hello: 12, Join/Prune: 9

Syntax: show ip multicast traffic

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

Field Description
Q Query

Displaying the status of IGMP snooping traffic

30 FastIron Ethernet Switch IP Multicast Configuration Guide
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