Administrator Guide

Layer 3 Routing Commands 1620
Command Mode
Interface Configuration (VLAN, Tunnel, Loopback) mode
User Guidelines
This command has no user guidelines.
Example
The following example sets at 1000 seconds the value that is placed in the
Router Lifetime field of the router advertisements.
console(config)#interface vlan 15
console(config-if-vlan15)#ipv6 nd ra-lifetime 1000
ipv6 nd reachable-time
Use the ipv6 nd reachable-time command in Interface Configuration mode
to set the router advertisement time to consider a neighbor reachable after
neighbor discovery confirmation.
Syntax
ipv6 nd reachable-time milliseconds
no ipv6 nd reachable-time
• milliseconds — Reachable-time duration. A value of zero means the time
is unspecified by the router. (Range: 0-3600000 milliseconds)
Default Configuration
The default value for neighbor discovery reachable times is 0 milliseconds.
Command Mode
Interface Configuration (VLAN, Tunnel, Loopback) mode
User Guidelines
This command has no user guidelines.
2CSNXXX_SWUM204.book Page 1620 Monday, January 25, 2016 1:25 PM