Recommended Port Numbers

Oracle Corporations recommends the following port numbers for TCP/IP and TCP/IP with SSL protocol addresses:

Port
Protocol
Description
1521
TCP/IP
Default listening port for client connections to the listener. In future releases, this port number may change to the officially registered port number of 2483.
2481
TCP/IP
Recommended and officially registered listening port for client connections to the Oracle8i JServer option.
2484
TCP/IP with SSL
Recommended and officially registered listening port for client connections to the listener
2482
TCP/IP with SSL
Recommended and officially registered listening port for client connections to the Oracle8i JServer option
1575
TCP/IP or TCP/IP with SSL
Default and officially registered listening port for a client connection to an Oracle Names server
1630
TCP/IP
Default and officially registered listening port for client connections to Oracle Connection Manager
1830
TCP/IP
Default and officially registered listening port for administrative commands to Oracle Connection Manager