Keysight N9320B Programmer's Manual page 18

Getting Started
Remotely Operating Your N9320B
12
Special telnet character
N9320B provides some combination keys as special telnet
cahracter. Please refer to the lis as below:
Ctrl+c
Enter this character to clear the device registers. The
device registers would be cleared and <Device Clear> will be
returned.
Ctrl+d
Enter this character to close the telnet connection. The
telnet connection will be closed and Connection lost will be
returned.
Ctrl+]
When you are ready to close the telnet connection, enter
this character and get the telnet prompt. At the telnet prompt, type
quit or close. The telnet connection will be and Connection
closed will be displayed.