[LBo] SSH

Troy troythetechguy at gmail.com
Sat Nov 24 22:37:01 CET 2007


I think I found the solution; there is a bug in Ubuntu that sets
"GSSAPIAuthenti

cation yes" in the /etc/ssh/ssh_config file.  Once I changed the value to
"no", as recommend by
https://bugs.launchpad.net/ubuntu/+source/openssh/+bug/96472, I was
immediately prompted for a password when using ssh.  My only question is
what exactly does GSSAPIAuthentication do?  I tried reading the man page for
ssh_config, but I don't understand what it means.  Here is what man says
about GSSA....

" GSSAPIAuthentication
             Specifies whether user authentication based on GSSAPI is
allowed.
             The default is "no".  Note that this option applies to protocol
             version 2 only."
As a side note, I first changed GSSA.. value to "no" on the server running
Debian, but the initial connection was still slow.  It was not until I
changed the GSSA.. value on the client (Ubuntu) that a difference was made.
Being no difference was made when I made the change on the server, I reset
the value on the server to yes.  Does this matter?

Troy

On Nov 19, 2007 11:15 AM, Troy <troythetechguy at gmail.com> wrote:

> I'm having some speed issues with ssh.  When I ssh to the server, it is
> really slow in prompting for a password.  However, if I ssh from the pc
> running the server software, the connect is fast.  I also tried ssh from my
> computer to another server, and it works fine, so I narrowed the issue to
> establishing a connection with this particular server.  I ran ssh -vvv and
> have included the results below.  Any ideas what's going on, and more
> importantly, what I can do to fix it?
>


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