Starting nmap V. 2.54BETA31 ( www.insecure.org/nmap/ ) Interesting ports on debian-mirror.cs.umn.edu (128.101.80.131): (The 1519 ports scanned but not shown below are in state: closed) Port State Service 7/tcp filtered echo 9/tcp filtered discard 13/tcp filtered daytime 19/tcp filtered chargen 21/tcp open ftp 22/tcp open ssh 25/tcp open smtp 37/tcp filtered time 53/tcp open domain 80/tcp open http 98/tcp filtered linuxconf 111/tcp filtered sunrpc 135/tcp filtered loc-srv 137/tcp filtered netbios-ns 138/tcp filtered netbios-dgm 139/tcp filtered netbios-ssn 161/tcp filtered snmp 445/tcp filtered microsoft-ds 515/tcp filtered printer 524/tcp filtered ncp 548/tcp filtered afpovertcp 763/tcp filtered cycleserv 873/tcp open rsync 1024/tcp filtered kdm 1433/tcp filtered ms-sql-s 1434/tcp filtered ms-sql-m 1521/tcp filtered oracle 2049/tcp filtered nfs 4045/tcp filtered lockd 5000/tcp filtered fics 6000/tcp filtered X11 12345/tcp filtered NetBus 27374/tcp filtered subseven 32771/tcp filtered sometimes-rpc5 32772/tcp filtered sometimes-rpc7 Nmap run completed -- 1 IP address (1 host up) scanned in 162 seconds