Just experienced this with a 8.04 ssh client talking to a CentOS ssh server. Turning off GSSAPIAuthentication avoids the delay.
-- ssh client pauses during GSS negotiation due to delay on reverse lookup in avahi https://bugs.launchpad.net/bugs/416264 You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to openssh in ubuntu. -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs