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Subject: Re: multi default routes in freebsd !?
From: "Vladimir B. " Grebenschikov <vova@sw.ru>
To: Terry Lambert <tlambert2@mindspring.com>
Cc: Mattias Pantzare <pantzer@ludd.luth.se>,
	Oleg Chebotarev <chebotarev@yahoo.com>, freebsd-current@FreeBSD.ORG
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=D0=92 Thu, 23.05.2002, =D0=B2 11:17, Terry Lambert =D0=BD=D0=B0=D0=BF=D0=
=B8=D1=81=D0=B0=D0=BB:
> "Vladimir B. Grebenschikov" wrote:
> > =C3=B7 Wed, 22.05.2002, =C3=97 23:21, Mattias Pantzare =C3=8E=C3=81=C3=
=90=C3=89=C3=93=C3=81=C3=8C:
> > > Terry, FreeBSD has no support for BGP. To get BGP support you install=
 a
> > > router daemon. That inserts routes in the routing table in the kernel=
. The
> > > kernel will do all packet forwarding. The kernel has to support two o=
r
> > > more routes to the same destination if you are going to do BGP (or OS=
PF)
> > > equal cost multipath.
> > >
> > > I am sorry but ther is no way around it, if you have two links of equ=
al
> > > cost and want to use both, you have to have support for that in the
> > > kernel.
> > >
> > > There are situations where this is needed, and you do get good perfor=
mance
> > > from it if you have many flows. One flow should always take the same
> > > path.
> >=20
> > Yes! Thank you Mattias, it seems my english too bad to Terry understand
> > me. Exactly this I want to say to Terry.
>=20
> So there *is* a BGP deficiency -- FreeBSD can't implement something
> BGP knows about.
>=20
> I like the patches as they are.
>=20
> It is the job of FreeBSD to provide capability, not policy.
>=20
> The BGP code gets to dictate the policy when it decides how to
> use the capability.
>=20
> So I *still* think the patches should go in.

I think it is better to discuss approach in freebsd-net before.

> -- Terry

--=20
Vladimir B. Grebenschikov
vova@sw.ru, SWsoft, Inc.

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