Configure the IGMP Robustness Value

1. Enter Interface Configuration mode for VLAN 2.

   SEFOS# configure terminal
   SEFOS(config)# interface vlan 2

2. Configure the robustness value as 3.

   SEFOS(config-if)# ip igmp robustness 3
   SEFOS(config-if)# end

3. Ensure that the robustness value has changed.

   SEFOS# show ip igmp interface
   ...
    Robustness value is 3
   ...