[root@blackbird /usr/home/diego]# nmap -sF -P0 -A 189.46.123.33 Starting Nmap 4.20 ( http://insecure.org ) at 2008-03-03 12:47 BRT sendto in send_ip_packet: sendto(4, packet, 40, 0, 189.46.123.33, 16) => Operation not permitted Offending packet: TCP 189.46.123.33:62305 > 189.46.123.33:21 F ttl=53 id=15847 iplen=10240 seq=1882354821 win=2048 sendto in send_ip_packet: sendto(4, packet, 40, 0, 189.46.123.33, 16) => Operation not permitted Offending packet: TCP 189.46.123.33:62305 > 189.46.123.33:22 F ttl=38 id=34401 iplen=10240 seq=1882354821 win=3072 sendto in send_ip_packet: sendto(4, packet, 40, 0, 189.46.123.33, 16) => Operation not permitted Offending packet: TCP 189.46.123.33:62305 > 189.46.123.33:256 F ttl=44 id=42152 iplen=10240 seq=1882354821 win=1024 sendto in send_ip_packet: sendto(4, packet, 40, 0, 189.46.123.33, 16) => Operation not permitted Offending packet: TCP 189.46.123.33:62305 > 189.46.123.33:1723 F ttl=47 id=52567 iplen=10240 seq=1882354821 win=4096 sendto in send_ip_packet: sendto(4, packet, 40, 0, 189.46.123.33, 16) => Operation not permitted Offending packet: TCP 189.46.123.33:62305 > 189.46.123.33:554 F ttl=48 id=56261 iplen=10240 seq=1882354821 win=1024 sendto in send_ip_packet: sendto(4, packet, 40, 0, 189.46.123.33, 16) => Operation not permitted Offending packet: TCP 189.46.123.33:62305 > 189.46.123.33:3389 F ttl=59 id=34606 iplen=10240 seq=1882354821 win=4096 sendto in send_ip_packet: sendto(4, packet, 40, 0, 189.46.123.33, 16) => Operation not permitted Offending packet: TCP 189.46.123.33:62305 > 189.46.123.33:113 F ttl=56 id=34657 iplen=10240 seq=1882354821 win=1024 sendto in send_ip_packet: sendto(4, packet, 40, 0, 189.46.123.33, 16) => Operation not permitted Offending packet: TCP 189.46.123.33:62305 > 189.46.123.33:389 F ttl=39 id=45781 iplen=10240 seq=1882354821 win=4096 sendto in send_ip_packet: sendto(4, packet, 40, 0, 189.46.123.33, 16) => Operation not permitted Offending packet: TCP 189.46.123.33:62305 > 189.46.123.33:23 F ttl=38 id=10382 iplen=10240 seq=1882354821 win=3072 sendto in send_ip_packet: sendto(4, packet, 40, 0, 189.46.123.33, 16) => Operation not permitted Offending packet: TCP 189.46.123.33:62305 > 189.46.123.33:80 F ttl=58 id=27448 iplen=10240 seq=1882354821 win=3072 Omitting future Sendto error messages now that 10 have been shown. Use -d2 if you really want to see them. Warning: OS detection for 189.46.123.33 will be MUCH less reliable because we did not find at least 1 open and 1 closed TCP port Warning: OS detection will be MUCH less reliable because we did not find at least 1 open and 1 closed TCP port Insufficient responses for TCP sequencing (0), OS detection may be less accurate Insufficient responses for TCP sequencing (0), OS detection may be less accurate Insufficient responses for TCP sequencing (0), OS detection may be less accurate Interesting ports on 189-46-123-33.dsl.telesp.net.br (189.46.123.33): Not shown: 1694 open|filtered ports PORT STATE SERVICE VERSION 80/tcp open tcpwrapped 5432/tcp open postgresql PostgreSQL DB 8080/tcp open tcpwrapped Too many fingerprints match this host to give specific OS details Network Distance: 0 hops OS and Service detection performed. Please report any incorrect results at http://insecure.org/nmap/submit/ . Nmap finished: 1 IP address (1 host up) scanned in 455.588 seconds