10 Set the router lifetime.POLICY LIST CONFIGURATION moderouter—lifetime valueThe router lifetime range is from 0 to 9,000 seconds.11 Apply the policy to trusted ports.POLICY LIST CONFIGURATION modetrusted-port12 Set the maximum transmission unit (MTU) value.POLICY LIST CONFIGURATION modemtu value13 Set the advertised reachability time.POLICY LIST CONFIGURATION modereachable—time valueThe reachability time range is from 0 to 3,600,000 milliseconds.14 Set the advertised retransmission time.POLICY LIST CONFIGURATION moderetrans—timer valueThe retransmission time range is from 100 to 4,294,967,295 milliseconds.15 Display the configurations applied on the RA guard policy mode.POLICY LIST CONFIGURATION modeshow configExample of the show config CommandDell(conf-ra_guard_policy_list)#show config!ipv6 nd ra-guard policy testdevice-role routerhop-limit maximum 251mtu 1350other-config-flag onreachable-time 540retrans-timer 101router-preference maximum mediumtrusted-portDell(conf-ra_guard_policy_list)#Configuring IPv6 RA Guard on an InterfaceTo configure the IPv6 Router Advertisement (RA) guard on an interface, perform the following steps:1 Configure the terminal to enter the Interface mode.CONFIGURATION modeinterface interface-type slot/port2 Apply the IPv6 RA guard to a specific interface.IPv6 Routing 469
