Help us improve your experience.

Let us know what you think.

Do you have time for a two-minute survey?


robust-count (Protocols IGMP AMT)


Hierarchy Level


Configure the expected IGMP packet loss on an Automatic Multicast Tunneling (AMT) tunnel. If a tunnel is expected to have packet loss, increase the robust count.


number—Number of packets that can be lost before the AMT protocol deletes the multicast state.

  • Range: 2 through 10

  • Default: 2

Required Privilege Level

routing—To view this statement in the configuration.

routing-control—To add this statement to the configuration.

Release Information

Statement introduced in Junos OS Release 10.2.