3Com Switch 8800 Family IPsec Module Configuration and Command reference Guide

PKI Displaying and Debugging Commands 469
[SecBlade_VPN-dvpn-policy-abc] session algorithm-suite 0
session idle-time Syntax
session idle-time time
undo session idle-time
View
DVPN policy views
Parameter
time: Idle timeout time ranging from 60 to 86,400 seconds.
Description
Use the session idle-time command to set the idle timeout time for sessions.
Use the undo session idle-time command to revert to the default idle timeout
time.
If no packets pass through a session during a specific period, the session is
removed automatically.
By default, the idle timeout time is 300 seconds.
Example
# Set the idle time out time to 180 seconds.
[SecBlade_VPN-dvpn-policy-abc] session idle-time 180
session
keepalive-interval
Syntax
session keepalive-interval time-interval
undo session keepalive-interval
View
DVPN policy view
Parameter
time-interval: Keepalive interval ranging from 5 to 300 in seconds.
Description
Use the session keepalive-interval command to set the keepalive interval of
sessions.
Use the undo session keepalive-interval command to revert to the default
keepalive interval.
Keepalive packets are used to check the connection state of sessions. After a
session is established, the active side sends keepalive packets regularly if no packet
passes through the session, and the passive side responds with keepalive-ack
packets.