Command WriteSocket :

Sends a command to the Socket. It works for NOECHO mode,
if ECHO is active, send the command `NOECHO` to the device
for deactivating it.

WriteSocket Definition
Input Argument	Tango::DEV_STRING	Command
Output Argument	Tango::DEV_VOID
DisplayLevel	OPERATOR	..
Inherited	false	..
Abstract	false	..
Polling Period	Not polled	..
Command allowed for	All states	..