The TCP time out settings in the Vigor2820 are configured using the command line command “portmaptime” as shown below:
The default TCP timeout is 86400 seconds.
To change this setting use the command “portmaptime -t ”
PortmapTimeSetting [- | … ]
-t : set TCP protocol session timeout.
-u : set UDP protocol session timeout.
-i : set IGMP protocol session timeout.
-w : set TCP WWW protocol session timeout.
-s : set TCP SYN protocol session timeout.
-f : flush all portmaps (useful for diagnostics)
-l : List your all setting
Default Settings
2820> portmaptime -l
—— Current setting ——
TCP Timeout : 86400 sec.
UDP Timeout : 180 sec.
IGMP Timeout : 10 sec.
TCP WWW Timeout: 60 sec.
TCP SYN Timeout: 60 sec.
Example to set TCP protocol session timeout to 100000 seconds,
first telnet to the router and use the command:
portmaptime – t 100000