Command WriteReadSocket :

Writes a command to the socket and gets the answer. It works for NOECHO mode,
if ECHO is active, send the command `NOECHO` to the device for deactivating it.

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