Traceroute w/TCP to get through firewalls.<http://www.commandlinefu.com/commands/view/1377/traceroute-wtcp-to-get-through-firewalls.> $ tcptraceroute www.google.com Ex: thasu@GNU-Schleich ~ $ tcptraceroute www.google.com The program 'tcptraceroute' can be found in the following packages: * tcptraceroute * traceroute Try: sudo apt-get install <selected package> thasu@GNU-Schleich ~ $ sudo apt-get install tcptraceroute [sudo] password for thasu: Reading package lists... Done thasu@GNU-Schleich ~ $ tcptraceroute www.google.com Selected device eth0, address 192.168.0.2, port 40579 for outgoing packets Tracing the path to www.google.com (209.85.231.104) on TCP port 80 (www), 30 hops max 1 192.168.0.1 0.445 ms 0.350 ms 0.287 ms 2 59.92.0.1 25.684 ms 25.040 ms 13.304 ms -- Regards, Tha.Suresh http://thasulinux.wordpress.com