Another way to get to work with disabled ipv6 add one option in the sshd configuration:
AddressFamily inet -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to openssh in Ubuntu. https://bugs.launchpad.net/bugs/136947 Title: no longer honors X11 forwarding To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/openssh/+bug/136947/+subscriptions -- 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