[X2go-User] Failure - Server Key
Ivan Kabaivanov
chepati at yahoo.com
Sun Oct 16 16:08:21 CEST 2011
On Sunday 16 October 2011 06:12:40 CACook at quantum-sci.com wrote:
> On Sunday, October 16, 2011 03:42:52 AM Ivan Kabaivanov wrote:
> > This happened to me. Just a guess, have you switched to newer openssh
> > +
> > openssl 1.x.x? If so, openssh uses ecdsa-sha2-nistp256 keys by default,
> > and x2go doesn't. You can either disable ecdsa on the server, or
> > delete the key from your known_hosts on the client, start x2goclient
> > and it should pick the correct key.
>
> I guess I'm using the newer openssh, as I have ecdsa server keys in
> /etc/ssh.
>
> First on the server I edited sshd.config and found all three keys were
> uncommented, so I commented out rsa and ecdsa, leaving only dsa. Restarted
> the ssh server, and session manager on client machine, and tried new
> session but same error. Then I renamed the two ecdsa keys, restarted
> again, but same error.
>
> Why doesn't x2go support elliptic curve? I'm using the one from Debian
> Testing (Wheezy): deb http://packages.x2go.org/debian wheezy heuler
I forgot to tell you that you also need to remove the server key from
~HOME/.ssh/known_hosts. x2go tries to use the keys from that file. After
removing the key (and enabling ssh-dsa keys on the server side and restarting
sshd) x2go should work.
IvanK.
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