[CentOS] trouble shooting slow ssh logins

Waleed Harbi waleed.harbi at gmail.com
Fri Jan 22 12:14:25 UTC 2010

*You may have a firewall, try check iptable using iptable -L cmd, if you see
rolls try stop **iptable **service just for checking and test ssh*.

Best Wishes,
Waleed Harbi

Dream | Do | Be

On Fri, Jan 22, 2010 at 3:09 PM, Geoff Galitz <geoff at galitz.org> wrote:

> > > The ipv6 line was strange but I read a while back, some tech note
> > > about ensuring that is your last line in hosts.
> Perhaps IPv6 is enabled.  I had a few instances where I turned it off
> during
> install, but found it enabled at runtime. I had assumed I was being
> careless
> during install... but perhaps this a bug.
> Check the interface using ifconfig to see what it's status is.
> In terms of tools for debugging, I would use strace/truss after using the
> -v
> switch to ssh.  Strace and truss will show you what system functions are
> being called during application runtime (by the ssh client, in this case).
> -geoff
> ---------------------------------
> Geoff Galitz
> Blankenheim NRW, Germany
> http://www.galitz.org/
> http://german-way.com/blog/
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