*BSD News Article 77380


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From: Ken Bigelow <kbigelow@www.play-hookey.com>
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Re: modem concerns
Date: Sat, 31 Aug 1996 20:27:00 +0000
Organization: Erol's Internet Service
Lines: 35
Message-ID: <3228A014.41C67EA6@www.play-hookey.com>
References: <Pine.BSF.3.91.960829072735.5950A-100000@nancy.soncom.com>
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Patrick Sonnek wrote:
> 
> I am having a problem, that I belive is line noise.  But I thought I
> would run the problem past you folks, and see if I am missing somthing.
> 
> I have installed a USR 14.4K modem set up for hardware flow control, as
> well as &c1&d2  below is my stty for the device.
> 
  [SNIP...]
> 
> When calling into this line.  Many times I will receive a NO CARRIER
> message, without ever receiving a CONNECT message.  and if I do connect,
> the first connection will display the login prompt, but I am unable to
> key anything in, and the it disconnects.  the second connection, I am
> able to logon, and I have no problems until I logoff, and log back on later.
> 
> As I said, I think it's a line noise problem, but I'm not 100% sure that
> it is a line noise problem.  I am running 2.1.0 release.
> 

Line noise wouldn't be that consistent.

The NO CARRIER message indicates that the modem has timed out, or else
you hit a key while it was trying to connect.

If you *always* are unable to send any characters the first time you
manage to make the connection, and then can *always* complete the login
process on the second connection, I would look first at your chat
scripts, or whatever other software you're using to connect to your ISP.
-- 
Ken

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