Concept Guide

mtu value
13 Set the advertised reachability time.
POLICY LIST CONFIGURATION mode
reachable—time value
The reachability time range is from 0 to 3,600,000 milliseconds.
14 Set the advertised retransmission time.
POLICY LIST CONFIGURATION mode
retrans—timer value
The retransmission time range is from 100 to 4,294,967,295 milliseconds.
15 Display the congurations 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)#
Conguring IPv6 RA Guard on an Interface
To congure the IPv6 Router Advertisement (RA) guard on an interface, perform the following steps:
1 Congure the terminal to enter the Interface mode.
CONFIGURATION mode
interface interface-type slot/port[/subport]
2 Apply the IPv6 RA guard to a specic interface.
INTERFACE mode
ipv6 nd ra-guard attach policy policy-name [vlan [vlan 1, vland 2, vlan 3.....]]
3 Display the congurations applied on all the RA guard policies or a specic RA guard policy.
EXEC Privilege mode
show ipv6 nd ra-guard policy policy-name
The policy name string can be up to 140 characters.
IPv6 Routing
463