From owner-freebsd-net@FreeBSD.ORG  Wed May  5 16:40:44 2010
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Date: Wed, 5 May 2010 12:14:47 -0400
From: Gary Palmer <gpalmer@freebsd.org>
To: John Bayly <john.bayly@tipstrade.net>
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Cc: freebsd-net@freebsd.org
Subject: Re: ppp not removing address when disconnected
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On Wed, May 05, 2010 at 04:55:51PM +0100, John Bayly wrote:
> Am I missing something in /etc/ppp/ppp.conf that tells ppp to remove the 
> address when a connection is down?

My workaround is:

# cat /etc/ppp/ppp.linkdown 
provider:
        shell /bin/sh -c "/sbin/route delete default"
        shell /bin/sh -c "/sbin/route delete -inet6 default"

I had to come up with a quick fix and haven't had the time to find the
proper solution to this problem.

Regards,

Gary