Date: Mon, 20 Sep 1999 14:26:50 +0200 (SAT) From: John Hay <jhay@mikom.csir.co.za> To: abial@webgiro.com (Andrzej Bialecki) Cc: will@iki.fi (Ville-Pertti Keinonen), zzhang@cs.binghamton.edu (Zhihui Zhang), hackers@FreeBSD.ORG Subject: Re: Multiple routes to the same destination Message-ID: <199909201226.OAA74671@zibbi.mikom.csir.co.za> In-Reply-To: <Pine.BSF.4.05.9909201334500.16018-100000@freja.webgiro.com> from Andrzej Bialecki at "Sep 20, 1999 01:36:42 pm"
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> > > > > As said by the 4.4 BSD book (page 423), 4.4 BSD does not support multiple > > > routes to the same destination (identical key and mask). Does the radix > > > tree code in FreeBSD - 4.0 has the same limitation? I am wondering if > > > there is already a solution for this? > > > > How would the routing code use multiple routes? You'd need additional > > rules to determine how to use them (e.g. round-robin for load > > balancing). IIRC there was some patches around a long time ago to do this kind of thing. > > Or assign them a weight. When the link goes down, the routes attached to > this interface decrease in weight by NN. If there is any other route to > the same destination with greater weight, the packets are sent that way > instead. But can't gated do this? (Or any other routing daemon for that matter.) You don't need kernel support to do this. John -- John Hay -- John.Hay@mikom.csir.co.za To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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