SSH connection hang after upgrade

Ben Lindstrom mouring at
Tue Jun 24 05:07:20 EST 2008

My first recommentation is to run a sshd 5.0 client on a higher port with 
-ddd and see what is causing it to hang on the server side.

This will give you more useful information as to what is hanging.

- Ben

On Mon, 23 Jun 2008, John DeStefano wrote:

> Peter Stuge wrote:
>> On Fri, Jun 20, 2008 at 04:00:16PM -0400, John DeStefano wrote:
>>> OK; thanks ... but if 'Protocol 2' is specified in sshd_config,
>>> should sshd be looking for an 'RSA1 key'?
>> Protocol is about what sshd speaks on the network.
>> But granted - there is no point in dealing with SSH v1 keys when
>> using protocol version v2. Please send patches. :)
>>> And why would it look at .ssh/id_rsa instead of looking for
>>> .ssh/identity,
>> Because .ssh/id_rsa is the default SSH v2 RSA key filename.
> Yes, but this seems to conflict with the 'RSA1' message I'm getting:
> if the daemon is truly looking for a protocol v1 key, why would it
> bother moving past the absence of an 'identity' key file and on to
> other files (of newer protocols)?
>>> which doesn't exist on my system but I believe is the file used for
>>> SSH v1 RSA? Is there a way to prevent it from doing so?
>> .ssh/identity is the default SSH v1 key filename.
> Right; this much I know.
>> The key thing is not a problem - that's just how sshd looks for keys.
> I understand what you're saying, but it seems like the key thing _is_
> keeping the daemon from functioning properly in my case.  Something is
> telling it to look for a protocol v1 key, and for nothing else, and I
> can't figure out what it is.
>> I'm afraid I can't provide any good suggestions about the real
>> problem. :\
> Me either; this is really baffling me: I can use the very same key
> (and other keys I've tested) with the 'ssh' client to connect
> remotely, and successfully, to other hosts.  I just can't connect to
> my own 'sshd' service.
> Thanks,
> ~John
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