54
7.7.1 Port Number
(1) Overlapping of the port number with the printer server function
It is possible to change the port number of the Port 1024/Port 1025/Port 9100 in the range of “00001 – 65535” from the
LCD, however, the following will happen when the port number is overlapped with the port number used for printer
server function (HTTP/LPD).
Can not be used as the print port
Can not be used as the print port
Over 1024 is recommended for the port number.
(2) Socket error occurring
The port for Socket connection will be selected from the port numbers specified at Port 1024/Port 1025/Port
9100depending on the communication protocol (see “6.12 Socket communication”). If an error occurs during the socket
creation process, the socket communication cannot be used.
<Status 3>
[○: Success, ×: Error]
* Port 1025 is not used. Even if port 1025 has an error, it doesn’t affect other valid port.
<Status 4>
Port 1024, Port 1025, Port 9100
[○: Success, ×: Error]
* Port 1024 and port 1025 are used in pair. If either of port has an error, you cannot use both
ports.