How to ssh to a server via an intermediate server with X11 forwarding?

[Peng Yu]

On Sun, Jul 5, 2015 at 3:26 AM, Damien Miller <djm at mindrot.org> wrote:
> On Sat, 4 Jul 2015, Peng Yu wrote:
>
>> I tried the following command.
>>
>> ssh -Y -t intermediate -- ssh -Y dest
>>
>> But it shows the following error message. Does anybody know how to fix
>> the problem? Thanks.
>
> ssh -oProxyCommand="ssh -W %h:%p intermediate" -Y dest
>
> should work

Somehow, the above command works in some cases but not others (I still
see "X11 forwarding request failed on channel 0"). Do you know how to
debug for the cases that do not work? Thanks.

-- 
Regards,
Peng