Rich Shepard wrote: > While out of the state last week I was not able to use ssh to access my > office server. The hotel replaced their wifi with ethernet (yay, team!) so > there was no problem obtaining an IP address from their provider's server. > However, packets would go no further than a Frontier Communications server > in Beaverton. > > I would like to understand why I could ping the server (mail dot > appl-ecosys dot com) by name or IP address (which I obtained using 'host' > since Frontier changes it several times each evening and night), but > traceroute and ssh failed to reach the same destination. > > Here are typical results running traceroute to both the host.domainname > and IP address: > > traceroute mail dot appl-ecosys dot com # obfuscated in this message > traceroute to mail dot appl-ecosys dot com (50.38.88.85), 30 hops max, 60 > byte packets > 1 192.168.0.1 (192.168.0.1) 42.949 ms 44.991 ms 45.164 ms > 2 64-42-65-21.atgi.net (64.42.65.21) 46.603 ms 47.737 ms 48.830 ms > 3 70.97.0.1 (70.97.0.1) 49.822 ms 50.419 ms 51.363 ms > 4 pao.paix.frontiernet.net (198.32.176.27) 58.242 ms 58.974 ms 59.762 > ms > 5 ae2--0.cor01.plal.ca.frontiernet.net (74.40.3.149) 72.998 ms 74.469 ms > 84.398 ms > 6 74.40.1.226 (74.40.1.226) 144.296 ms 65.962 ms 66.228 ms > 7 ae0---0.car01.tgrd.or.frontiernet.net (74.40.1.182) 70.655 ms 70.999 > ms 73.825 ms > 8 ae1---0.adr01.bvtn.or.frontiernet.net (74.42.151.138) 110.589 ms > 111.971 ms 111.393 ms > 9 * * * > 10 * * * > 11 * * * > 12 * * * > 13 * * * > > traceroute 216.99.193.149 > traceroute to 216.99.193.149 (216.99.193.149), 30 hops max, 60 byte packets > 1 192.168.0.1 (192.168.0.1) 4.874 ms 6.524 ms 9.222 ms > 2 64-42-65-21.atgi.net (64.42.65.21) 10.446 ms 27.930 ms 28.943 ms > 3 70.97.0.1 (70.97.0.1) 52.117 ms 55.425 ms 56.254 ms > 4 * tg9-1.ar10.ptldorfj.integra.net (209.63.114.154) 81.273 ms 82.310 ms > 5 67.136.135.70 (67.136.135.70) 92.406 ms 96.759 ms 100.120 ms > 6 * * * > 7 * * * > 8 * * * > 9 * * * > > It is curious that traceroute fails at hop 8 for the name but at hop 5 for > the IP address. N.B. The two IP addresses are the result of my saving the > output on two different days and Frontier had changed it between attempts. > > My interpretation is that this is a telco issue. Is that correct? If so, > is there anything I can do should this problem re-appear the next time I'm > away from the office? > > Rich > Rich,
This problem reminds me of what Centurylink is doing to my mail. They block port 25 so I must use another port that Spiritone provides for email. I wonder if you would setup your ssh to use another port, that it would get through? Ken _______________________________________________ PLUG mailing list [email protected] http://lists.pdxlinux.org/mailman/listinfo/plug
