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Date:      Fri, 8 Jun 2001 08:52:54 -0700
From:      "Scott Stoddard" <sstoddar@gblx.net>
To:        <anderson@centtech.com>
Cc:        <questions@freebsd.org>
Subject:   RE: Delay bringing up telnet window
Message-ID:  <001001c0f033$155a1f40$671bd240@phx.api.gblx.net>
In-Reply-To: <3B20EF90.E32A51AB@centtech.com>

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	Ahhhh, hmmm would that have anything to do with the fact that I have a /29
block from my isp and run my own dns (forwards)?? I know that I must setup
my reverses on my providers DNS machines for them to work right(I am
guessing that is because the block is not actually swipped or delegated to
me - just lent to me). Will the freebsd patch possibly work around this?
Thanx!

--Scott

"I hear and I forget. I see and I remember.
I do and I understand." -Confucius



-----Original Message-----
From: anderson@centtech.com [mailto:anderson@centtech.com]
Sent: Friday, June 08, 2001 8:30 AM
To: Scott Stoddard
Cc: questions@freebsd.org
Subject: Re: Delay bringing up telnet window


It's the remote side's reverse lookup that's causing it.  When you
connect, it trys to do a reverse lookup on your IP, and times out.  In
some cases with FreeBSD 4.2 and OpenSSH, you need to apply a patch (came
out several months ago), that seems to fix a similar problem.

Eric Anderson



Scott Stoddard wrote:
>
>         I have this exact same problem, on free bsd and other linux
distributions I
> have run (redhat, slackware). It drives me nuts... I have had many people
> say it is due to dns but I am ssh'ing by IP (same problem by telnet) I am
> using a Petium 120... the wait is like 30-45 seconds before I get a login
> promp! Once logged in the rest of the seesion runs great...
>
> --Scott
>
> "I hear and I forget. I see and I remember.
> I do and I understand." -Confucius
>
> Date: Thu, 07 Jun 2001 14:56:08 -0700
> From: Drew Tomlinson <drewt@writeme.com>
> Subject: RE: Delay bringing up telnet window
>
> > -----Original Message-----
> > From: Bill Moran [mailto:wmoran@iowna.com]
> > Sent: Thursday, June 07, 2001 11:59 AM
> > To: Steve Leibel
> > Cc: freebsd-questions@FreeBSD.ORG
> > Subject: Re: Delay bringing up telnet window
> >
> >
> > Steve Leibel wrote:
> > >
> > > I've got this weird problem, maybe somebody can help.
> > >
> > > I run FreeBSD on a Pentium-133 on a local network along with my Mac.
> > > When I run my Mac telnet client and request a session on the FreeBSD
> > > box, the window comes up right away but there is usually a 20 or 30
> > > second delay before I get a login prompt.
> > >
> > > In the past I've seen the problem where AFTER I enter my userid and
> > > password there is a long delay.  But that's generally
> > caused by a DNS
> > > problem.  That's not the problem I'm having.
> > >
> > > In my case, the login prompt itself takes a long time to come up.
> >
> > Interesting ... because any time I've seen the aforementioned DNS
> > problem, it's occurred before the login prompt.
>
> Bill -
>
> You are correct.  DNS only comes into play when you connect via a
> hostname and the hostname needs to be resolved to an IP address.  Once
> the login prompt is reached, this step has been completed.
>
> Steve -
>
> Try to connect using the IP address instead of the hostname.  If there's
> no delay using the IP address, then you have a DNS issue.  If there is a
> delay, then it's something else, possibly a routing problem.
>
> Good luck,
>
> Drew
>
> > Can you do a reverse lookup on the machine you're logging in from? For
> > example, if you login in from 192.168.0.7, once you're logged in, try
> > "nslookup 192.168.0.7" and see if you get a timeout.
> >
> > -Bill
> >
>
> To Unsubscribe: send mail to majordomo@FreeBSD.org
> with "unsubscribe freebsd-questions" in the body of the message

--
----------------------------------------------------------------------------
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Eric Anderson	 anderson@centtech.com    Centaur Technology    (512)
418-5792
For every complex problem, there is a solution that is simple, neat, and
wrong.
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