(TCP) NeWS/OpenWin (Sun's older technology like X Windows)
(TCP) The commercial remote-control program "RemotelyAnywhere" installs a webserver at this port.
Simultaneous Reset of SmartSwitch 9000 Modules-If the modules encounter a UDP datagram addressed with a non-unicast Destination Address and a Destination socket number (or port) of 2000, the board will reset.
http://www.remotelyanywhere.com/-Installs a webserver for remote control on this port, although it can be reconfigured to use any port. It will also open up port 23 for Telnet.