there's more ports open than that.
here are teh results of my portscan. Your prolly not actually running the microsoft thing or Upnp but thats what normally uses that port so nmap thinks that is what it is.
Tell me if you rather not have my results posted on the net.
Interesting ports on ip68-5-141-130.oc.oc.cox.net (68.5.141.130):
(The 1583 ports scanned but not shown below are in state: closed)
Port State Service
25/tcp filtered smtp
69/tcp open tftp
80/tcp filtered http
111/tcp filtered sunrpc
119/tcp filtered nntp
135/tcp filtered loc-srv
136/tcp filtered profile
137/tcp filtered netbios-ns
138/tcp filtered netbios-dgm
139/tcp filtered netbios-ssn
445/tcp open microsoft-ds
901/tcp filtered samba-swat
1025/tcp open NFS-or-IIS
1400/tcp filtered cadkey-tablet
3389/tcp open ms-term-serv
5000/tcp open UPnP
10000/tcp filtered snet-sensor-mgmt
27374/tcp filtered subseven
No exact OS matches for host (If you know what OS is running on it, see
http://www.insecure.org/cgi-bin/nmap-submit.cgi).Uptime 5.331 days (since Sat Nov 16 00:27:52 2002)
TCP Sequence Prediction: Class=truly random
Difficulty=9999999 (Good luck!)
TCP ISN Seq. Numbers: 9872DCB1 20A341C4 CA0FDB4B 7CE5303 736091B4 F89F273B
IPID Sequence Generation: Incremental
[ November 21, 2002: Message edited by: bob ]
[ November 21, 2002: Message edited by: bob ]