ephemeral port


ephemeral port

(networking)A TCP or UDP port number that isautomatically allocated from a predefined range by the TCP/IP stack software, typically to provide the port for the clientend of a client-server communication.

BSD used ports 1024 through 4999 as ephemeral ports, thoughit is often desirable to increase this allocation.

http://ncftpd.com/ncftpd/doc/misc/ephemeral_ports.html.