
38 IGMP Enhancements Release Note
Software Version 2.7.5
C613-10454-00 REV A
Example To apply IGMP filter 1 to port 12, use the command:
set swi po=12 igmpfi=1
To limit the number of multicast groups that ports 12–23 can join to 50, use the
command:
set swi po=12-23 igmpma=50
show igmp filter
Syntax SHow IGMP FILter[=filter-id]
where:
■ filter-id is a decimal number in the range 1 to 99.
Description This command displays information about an IGMP filter or all IGMP filters
(Figure 9, Table 12). If a filter is specified, only information about that filter is
displayed.
Figure 9: Example output from the show igmpfilter command
Examples To display information about IGMP filter 3, use the command:
sh igmp fil=3
IGMP Filters
------------------------------------------------------------------
No. Entry Group Address Action Matches
------------------------------------------------------------------
1 - - - -
Received: 230 Passed: 200 Dropped: 30
------------------------------------------------------------------
99 224 224.1.2.3 224.1.2.3 Exclude 10
229 229.1.1.1 229.2.2.2 Include 8
Received: 80 Passed: 70 Dropped: 10
------------------------------------------------------------------
Table 12: Parameters in the output of the show igmp filter command
Parameter Meaning
No. The filter number.
Entry The entry number of an entry in this filter.
Group Address The multicast group address range for this entry.
Action The action to take when the group address of an IGMP
Membership Report matches this entry’s group address.
Matches The number of IGMP Membership Reports matched by this entry.
Received The number of IGMP Membership Reports received on the switch
port that this filter is attached to.
Passed The number of IGMP Membership Reports included and
forwarded to IGMP for processing by this filter.
Dropped The number of IGMP Membership Reports excluded and
discarded by this filter.
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