Re: Routing With Two ISPs?

From: Helge Oldach (helge.oldach_at_atosorigin.com)
Date: 11/07/03

  • Next message: Juan Rodriguez Hervella: "Information about IPv6 Path MTU discovery implementation" 
    To: drew@mykitchentable.net (Drew Tomlinson)
Date: Fri, 7 Nov 2003 08:59:38 +0100 (MET)

    Drew Tomlinson:
    >I have a 4.8 box serving as a gateway with two connections to the
    >Internet. Is there some way to set the box up so that packets are
    >routed out through the same interface from which they arrived? For
    >example, if a connection is initiated on port 80 from a packet arriving
    >on one interface, is there a way to make the outgoing packets from my
    >web server use that same interface as a gateway instead of the default
    >interface?

    Unfortunately not. While your application (multi-homing, aka "strong ES"
    model of RFC 1122) would appear simpler, a general solution would target
    at true policy-based routing.

    The latest information I have seen is
    http://www.mail-archive.com/freebsd-net@freebsd.org/msg07737.html.

    Helge
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  • Next message: Juan Rodriguez Hervella: "Information about IPv6 Path MTU discovery implementation"

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