DELL 9.7(0.0) User Manual

Page of 1039
Viewing IGMP Enabled Interfaces
Interfaces that are enabled with PIM-SM are automatically enabled with IGMP.
To view IGMP-enabled interfaces, use the following command.
• View IGMP-enabled interfaces.
EXEC Privilege mode
show ip igmp interface
Example of the show ip igmp interface Command
Dell#show ip igmp interface tengig 1/16
TenGigabitEthernet 1/16 is up, line protocol is up
  Internet address is 10.87.3.2/24
  IGMP is enabled on interface
  IGMP query interval is 60 seconds
  IGMP querier timeout is 300 seconds
  IGMP max query response time is 10 seconds
  Last member query response interval is 199 ms
  IGMP activity: 0 joins, 0 leaves
  IGMP querying router is 10.87.3.2 (this system)
  IGMP version is 2
Dell#
Selecting an IGMP Version
The Dell Networking OS enables IGMP version 2 by default, which supports version 1 and 2 hosts, but is 
not compatible with version 3 on the same subnet.
If hosts require IGMP version 3, you can switch to IGMP version 3.
To switch to version 3, use the following command.
• Switch to a different IGMP version.
INTERFACE mode
ip igmp version
Example of the ip igmp version Command
Dell(conf-if-te-1/13)#ip igmp version 3
Dell(conf-if-te-1/13)#do show ip igmp interface
TenGigabitEthernet 1/13 is up, line protocol is down
  Inbound IGMP access group is not set
  Interface IGMP group join rate limit is not set
  Internet address is 1.1.1.1/24
  IGMP is enabled on interface
  IGMP query interval is 60 seconds
  IGMP querier timeout is 125 seconds
  IGMP max query response time is 10 seconds
  IGMP last member query response interval is 1000 ms
  IGMP immediate-leave is disabled
  IGMP activity: 0 joins, 0 leaves, 0 channel joins, 0 channel leaves
  IGMP querying router is 1.1.1.1 (this system)
390
Internet Group Management Protocol (IGMP)