Enables the DHCP relay agent option (option 82) checking in the server-originated packets.
This command has no arguments or variables.
When the option 82 is present in the packet, the MAC address specified in the remote-ID sub-option is the switch system MAC address. If the check fails, the packet is dropped.
When option 82 is not present in the packet, the DHCP packet is forwarded with no modification.
To disable this check, use the following command:unconfigure ip-security dhcp-snooping information check
The following command enables DHCP relay agent option checking:
configure ip-security dhcp-snooping information check
This command was first available in ExtremeXOS 12.1.
This command is available on ExtremeSwitching 5320, 5420, 5520, and 5720 series switches.