keepalive
To enable keepalive for a tunnel interface, use the keepalive command. To remove keepalive, use the no form
of this command.
keepalive [time_in_seconds [ retry_num ]]
no keepalive
Syntax Description
Specifies the frequency (in seconds) at which keepalive check is performed. The
default is 10 seconds. The minimum value is 1 second.
time_in_seconds
Specifies the number of keepalive retries before declaring that a tunnel destination
is unreachable. The default is 3 retries. The minimum value is 1 retry.
retry_num
Command Default
None
Command Modes
interface configuration
Command History
ModificationRelease
This command was introduced.Release 4.2.0
Usage Guidelines
To use this command, you must be in a user group associated with a task group that includes appropriate task
IDs. If the user group assignment is preventing you from using a command, contact your AAA administrator
for assistance.
Use the keepalive command to enable keepalive for a tunnel interface.
Task ID
OperationsTask ID
read, writeinterface
Examples
The following example shows how to configure interface tunnel:
RP/0/RSP0/CPU0:router# configure
RP/0/RSP0/CPU0:router(config)# interface tunnel-ip 400
RP/0/RSP0/CPU0:router(config-if)# keepalive 30
Cisco ASR 9000 Series Aggregation Services Router VPN and Ethernet Services Command Reference, Release
6.1.x
40
Generic Routing Encapsulation Commands
keepalive
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