Keysight N432A Programming Manual page 448

15 SYSTem Subsystem
SYSTem:COMMunicate:TCPip:CONTrol?
This query returns the socket number of control from the SCPI/socket connection.
This query should be sent only when the SCPI/socket connection is used.
Syntax
SYST
Example
SYST:COMM:TCP:CONT?
Error message
If the connection type is incorrect, error –310,"System error" occurs.
448
:COMM :TCP
Queries the socket number.
:CONT ?
Keysight N432A Programming Guide