Setting the aging time for dynamic path MTUs

After the device dynamically finds the path MTU to a destination host (see "IPv6 path MTU discovery"), it performs the following operations:

When the aging timer expires, the device removes the dynamic path MTU and finds the path MTU again.

To set the aging time for dynamic path MTUs:

Step

Command

Remarks

1. Enter system view.

system-view

N/A

2. Set the aging time for dynamic path MTUs.

ipv6 pathmtu age age-time

The default setting is 10 minutes.

The aging time is invalid for a static path MTU.