2012-02-25 19:39, Bender, Chris skrev: > There aren't any firewalls between the devices but they are far apart. I can telnet from x to a and I can ssh from a to x. Have you tried the correct IP from A to X? Try dig -x <X-IP> and dig <X-hostname>. Can you ping X from A? Try telnet to X from A with the hostname of X. Have X changed IP-address?