This worked for me: ssh -v admin@172.16.3.253 -o KexAlgorithms=diffie-hellman-group14-sha1
source: http://stackoverflow.com/questions/25341773/cisco-ssh-key-exchange- fails-from-ubuntu-14-04-client-dh-key-range-mismatch -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/708493 Title: Can't login anymore: Read from socket failed: Connection reset by peer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/openssh/+bug/708493/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
