5.1p1 and X11 forwarding failing

[Jeff Blaine]

Thanks for the feedback everyone -- more below.

Douglas E. Engert wrote:
> 
> Jeff Blaine wrote:
>> I should also point out that this worked fine
>> with 4.4p1 which we upgraded from (to 5.1p1)
> 
> This sounds similar to a problem with IPv6
> and X11 ports that we have seen on Solaris 10
> when IPv6 was not fully configured for the local
> machine, i.e. at least a loopback.
> 
> Try ListenAddress 0.0.0.0 to force IPv4 only or
> try adding to /etc/hosts:
>   ::1 localhost

The following works:

 > X11UseLocalhost no

OR the following:

 > AddressFamily inet    # force IPv4
 > X11UseLocalhost yes

So I think your assessment is correct.

( ListenAddress 0.0.0.0 is the default and was already in
the sshd_config )