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Table Of Contents
12. Set the maximum transmission unit (MTU) value.
POLICY LIST CONFIGURATION mode
mtu value
13. Set the advertised reachability time.
POLICY LIST CONFIGURATION mode
reachabletime value
The reachability time range is from 0 to 3,600,000 milliseconds.
14. Set the advertised retransmission time.
POLICY LIST CONFIGURATION mode
retranstimer value
The 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 mode
show config
Example of the show config Command
DellEMC(conf-ra_guard_policy_list)#show config
!
ipv6 nd ra-guard policy test
device-role router
hop-limit maximum 251
mtu 1350
other-config-flag on
reachable-time 540
retrans-timer 101
router-preference maximum medium
trusted-port
DellEMC(conf-ra_guard_policy_list)#
Configuring IPv6 RA Guard on an Interface
To configure the IPv6 Router Advertisement (RA) guard on an interface, perform the following steps:
1. Configure the terminal to enter the Interface mode.
CONFIGURATION mode
interface interface-type slot/port
2. Apply the IPv6 RA guard to a specific interface.
INTERFACE mode
ipv6 nd ra-guard attach policy policy-name [vlan [vlan 1, vland 2, vlan 3.....]]
3. Display the configurations applied on all the RA guard policies or a specific RA guard policy.
EXEC Privilege mode
show ipv6 nd ra-guard policy policy-name
The policy name string can be up to 140 characters.
Example of the show ipv6 nd ra-guard policy Command
Monitoring IPv6 RA Guard
To debug IPv6 RA guard, use the following command.
EXEC Privilege mode
debug ipv6 nd ra-guard [interface slot/port | count value]
The count range is from 1 to 65534. The default is infinity.
IPv6 Routing
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