In Excelerator 2.3, you can disable and re-enable Telnet access to a cache device.
The action is immediately effective and any active Telnet connections are immediately terminated.
To disable Telnet access to a cache device, enter the following commands at the System prompt:
set listener telnet enable=no
apply
To re-enable Telnet access, enter the following commands:
set listener telnet enable=yes
apply