Enables preemption of secondary tunnel, in case the primary tunnel goes down. This command also configures the delay time in preemption of the secondary tunnel.

Use this command to configure the time to wait before preempting the secondary tunnel.

Supported in the following platforms:

  • Access Points — AP505i, AP510i/e, AP560i/h
  • Service Platforms — NX5500, NX7500, NX9500, NX9600, VX9000


preemption delay <60-600>


preemption delay <60-600>
preemption delay <60-600> When the primary L2TPv3 tunnel goes down, the system waits and watches for the tunnel to come back, for a specified time, before preempting the secondary tunnel. Use this command to configure that time period.
  • delay <60-600> – Specify a value from 60 - 600 seconds. The default is 60 seconds.


nx9500-6C8809(config-profile test-l2tpv3-tunnel-tunnel1)#preemption delay 100
nx9500-6C8809(config-profile test-l2tpv3-tunnel-tunnel1)#show context
 l2tpv3 tunnel tunnel1
  preempt enable
  preemption delay 100
nx9500-6C8809(config-profile test-l2tpv3-tunnel-tunnel1)#

Related Commands

no (l2tpv3-tunnel-config-mode-command) Disables preemption of secondary tunnel when primary tunnel comes back