EXFO FTB-500 - Manual (Page 434)

Communicating Through TCP/IP over Telnet
426 FTB-500
Releasing Modules
Releasing Modules
A module is blocked as soon as a connection is established from any user
session executing the internal command CONNECT LINS, or a valid
instrument (SCPI) command.
For example, when the SCPI command
LINS10:SOURce:DATA:TELecom:CLEar command is executed for the first
time by client session 10.192.2.155:1364, the module is blocked for any
other client/session until you release it.
A module is released by one of the following actions:

Executing the CLOSE LINS command to disconnect the link with the
module. For more information, see CLOSE LINS on page 430.

Executing the CLOSE command to end the current session once the
execution of all the desired commands has been completed. For more
information, see CLOSE on page 429.

Closing the current session by clicking the Close button on the Telnet
editor windows’ title bar.

Shutting down and restarting the client computer.

A network interruption.
A module can also be released when you terminate the communication by
using the KILL LINS command. For more information, see KILL LINS on
page 432.