nmap 192.168.0.*

Starting Nmap 4.20 ( http://insecure.org ) at 2008-01-31 23:14 CET
All 1697 scanned ports on 192.168.0.1 are filtered

All 1697 scanned ports on 192.168.0.3 are filtered

Interesting ports on 192.168.0.27:
Not shown: 1693 closed ports
PORT    STATE SERVICE
80/tcp  open  http
139/tcp open  netbios-ssn
445/tcp open  microsoft-ds
902/tcp open  iss-realsecure-sensor

All 1697 scanned ports on 192.168.0.254 are filtered

Nmap finished: 256 IP addresses (4 hosts up) scanned in 27.205 seconds