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To: freebsd-questions@freebsd.org, "Christoph Egger"
	<christoph@christoph-egger.org>, "Michael Ross" <gmx@ross.cx>
References: <87obuciq68.fsf@hepworth.siccegge.de>
	<op.v7t31amug7njmm@michael-think>
Date: Mon, 09 Jan 2012 21:49:58 +0100
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From: "Michael Ross" <gmx@ross.cx>
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Cc: 
Subject: Re: 2 distinct DSL lines with same endpoint (8-STABLE)
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Am 09.01.2012, 21:47 Uhr, schrieb Michael Ross <gmx@ross.cx>:

> Am 09.01.2012, 21:20 Uhr, schrieb Christoph Egger  
> <christoph@christoph-egger.org>:
>
>> Hi all!
>>
>>   I'm having a FreeBSD 8 gateway that is supposed to do NAT/firewall
>> stuff with internet coming through 2 distinct DSL modems from the same
>> carrier. Unfortunately I can only run ppp on one of these lines as the
>> endpoint address for both lines are the same so bringing up the second
>> line fails in
>>
>> | PPp ON elephant> Warning: tun1: AIFADDR X.X.X.X -> Y.Y.Y.Y returns -1
>> | Warning: iface add: ioctl(SIOCAIFADDR, X.X.X.X -> Y.Y.Y.Y): File  
>> exists
>> | Error: ipcp_InterfaceUp: unable to set ip address
>>
>> Where Y.Y.Y.Y is already also used for the other ppp connection.
>>
>>   This seems to be a known Problem with FreeBSD ppp (google turns up
>> some results) but I haven't found any usefull workarounds. Can anyone
>> suggest some way to get this kind of setup working?
>>
>> Regards
>>
>>     Christoph
>>
>
> Maybe netgraph will do?

Part two of message:


ng_one2many
http://www.freebsd.org/cgi/man.cgi?query=ng_one2many&sektion=4&apropos=0&manpath=FreeBSD+8.2-RELEASE

or maybe

ng_bridge
http://www.freebsd.org/cgi/man.cgi?query=ng_bridge&sektion=4&apropos=0&manpath=FreeBSD+8.2-RELEASE


Michael



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