Specifies a TCP/IP port number as follows:
For a regular Extract or regular data pump: the port on which the Collector process listens for connection requests from Extract.
For an Extract or data pump running in PASSIVE mode: the port on which Extract or the data pump listens for connection requests from Collector. Must be used with the -h host parameter in this case. For more information about PASSIVE mode and Oracle GoldenGate security, see Administering Oracle GoldenGate.