Date: Wed, 24 Oct 2007 12:47:22 +0100 From: Tom Judge <tom@tomjudge.com> To: "tonix (Antonio Nati)" <tonix@interazioni.it> Cc: freebsd-isp@freebsd.org Subject: Re: Advanced routing option Message-ID: <471F30CA.7060504@tomjudge.com> In-Reply-To: <471F2F86.7070805@interazioni.it> References: <471F0422.5080800@interazioni.it> <471F14E1.8050900@tomjudge.com> <471F1A3F.5070100@interazioni.it> <471F24C6.8020808@tomjudge.com> <471F2F86.7070805@interazioni.it>
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tonix (Antonio Nati) wrote: > Tom Judge ha scritto: >> tonix (Antonio Nati) wrote: >>> Tom Judge ha scritto: >>>> tonix (Antonio Nati) wrote: >>>>> I'm using FreeBSD and Monowall in the most of my servers. >>>>> >>>>> One limit I'm facing on both is the lack of an advanced routing >>>>> feature. >>>>> >>>>> Would be too complicated to modify "route" sources (and probably >>>>> kernel tables) implementing a FROM parameter in ADD command? >>>>> >>>>> route add 0.0.0.0/0 210.10.10.1 >>>>> route add FROM 200.1.1.0/24 0.0.0.0/0 210.10.10.10 >>>>> route add FROM 200.1.2.0/24 0.0.0.0/0 210.10.11.11 >>>>> >>>>> A FROM option would improve a lot routing capabilities and handling >>>>> of multiple WAN connections. >>>>> >>>>> Any comment? >>>>> >>>>> Tonino >>>>> >>>> >>>> If you wish to do this type of policy routing you need to use one of >>>> the firewalls as it can't be done in the routing table. PF can do >>>> this easily with its route-to option. >>>> >>> I feel it is more a routing feature than a fw feature. I don't see >>> extending routing tables (and relative routing checking) so complicated. >>> >>> Tonino >> >> It is not that it is not complicated. It is that it is _NOT_ >> _POSSIBLE_ to do this with the FreeBSD routing sub system. You _MUST_ >> do this with a firewall on FreeBSD. > Not possible with the ACTUAL routing subsystem, or not possible to > change the code to enhance the subsystem? I'm speaking about modifying > the code, if necessary. > > Tonino > Not possible with the current implementation, I don't know about how feasible it is to add the support you want either. You may want to ask on net@ to see if anyone there is actively working on this. However if you are looking for a quick solution you should go the firewall route. Tom
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