Hi Andre
42340 TCP CiscoWorks2000 Daemon Manager, the tool that manages server processes
42342 UDP Osagent
42343 TCP JRun
42344 TCP ANI HTTP server
7500 UDP Electronic Switching System [ESS] Service port
7500 TCP ESS Listening port
7580 TCP ESS HTTP port
7588 TCP ESS Routing port
1741 TCP Port used for the CiscoWorks2000 HTTP server
161 UDP/TCP Standard port for SNMP Polling
162 UDP/TCP Standard port for SNMP Traps
514 UDP Standard port for Syslog
69 TCP/UDP Standard port for TFTP
23 TCP/UDP Standard port for Telnet
http://www.cisco.com/warp/public/477/ports_oncd1.pdf
http://www.cisco.com/univercd/cc/td/doc/product/rtrmgmt/cw2000/cw2000e/e_3_x/3_4/u_guide/ug_nat.htm