HP VPN Firewall Appliances Network Management Command Reference

591
Default command level
2: System level
Examples
# Enable the multicast forwarding capability on GigabitEthernet 0/1, a non-querier downstream
interface on the IGMP proxy device.
<Sysname> system-view
[Sysname] interface gigabitethernet 0/1
[Sysname-GigabitEthernet0/1] igmp proxying forwarding
igmp require-router-alert
Use igmp require-router-alert to configure the interface to discard IGMP messages that do not carry the
Router-Alert option.
Use undo igmp require-router-alert to restore the default.
Syntax
igmp require-router-alert
undo igmp require-router-alert
Default
The device does not check the Router-Alert option but passes all the IGMP messages that it receives to the
upper layer protocol for processing.
Views
Interface view
Default command level
2: System level
Examples
# Configure GigabitEthernet 0/1 to discard IGMP messages that do not carry the Router-Alert option.
<Sysname> system-view
[Sysname] interface gigabitethernet 0/1
[Sysname-GigabitEthernet0/1] igmp require-router-alert
Related commands
• igmp send-router-alert
• require-router-alert
igmp robust-count
Use igmp robust-count to configure the IGMP querier's robustness variable on the current interface.
Use undo igmp robust-count to restore the default.
Syntax
igmp robust-count robust-value
undo igmp robust-count