I figured out the problem. At the bottom of the default config it has: GSSAPIAuthentication yes so it overrides the default value. This should be with the commented default so that it is clear that it is being overridden.
-- GSSAPIAuthentication enabled by default contrary to /etc/ssh/ssh_config implication https://bugs.launchpad.net/bugs/383710 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs