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Date:      Wed, 28 Nov 2001 17:51:20 +1000
From:      Greg Black <gjb@gbch.net>
To:        Rob Secombe <robseco@teksupport.net.au>
Cc:        Rowan Crowe <rowan@sensation.net.au>, freebsd-isp@FreeBSD.ORG, freebsd-stable@FreeBSD.ORG
Subject:   Re: Whats with this -> sendto: No buffer space available 
Message-ID:  <nospam-1006933880.46203@bambi.gbch.net>
In-Reply-To: <nospam-1006931216.43764@bambi.gbch.net>  of Wed, 28 Nov 2001 17:06:56 %2B1000
References:  <3C0454B6.6000102@quake.com.au> <3.0.5.32.20011128151448.038174f0@mail.secombe> <nospam-1006931216.43764@bambi.gbch.net> 

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I wrote:

| Rob Secombe wrote:
| 
| | I agree. I believe it is as a result of the output queue filling as a
| | result of the link dying. In my case our customer was using a Alcatel ADSL
| | modem and it was the ethernet link between the FreeBSD box and the modem
| | that was falling over. I suspect that the NIC was trying to negotiate
| | 100baseTX <full-duplex> or the like and the modem is only capable of
| | 10baseT/UTP. The link led on the modem goes out and the media status on the
| | NIC was inactive in the failed state. The problem was resolved thus:
| | 
| | ifconfig_rl1="media 10baseT/UTP -mediaopt full-duplex up"
| 
| What kind of modem?  My Alcatel ADSL modem states in its manual
| that it provides a 10BaseT half-duplex interface and that's the
| way I run it.  I've never seen these problems, but I had a long
| wait for Telstra to put the ADSL on the correct line and I've
| only had my ADSL service running for a few days so far.

Sigh.  I left out the type of modem I was using.  It's an
Alcatel Speed Touch Home ADSL modem.

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