On Precise 12.04 the reverse lookup causes ssh with gssapi enabled to wait for ~15-20 seconds before login. Removing mdns4 from the hosts: line in /etc/nsswith.conf fixes the issue.
On Precise 12.04 the reverse lookup causes ssh with gssapi enabled to wait for ~15-20 seconds before login.
Removing mdns4 from the hosts: line in /etc/nsswith.conf fixes the issue.