From mboxrd@z Thu Jan 1 00:00:00 1970 From: thomas yang Subject: Re: [iproute2] iproute2 question Date: Fri, 19 Mar 2010 13:53:23 +0800 Message-ID: References: <20100318085919.05328127@nehalam> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: hadi@cyberus.ca, netdev@vger.kernel.org To: Stephen Hemminger Return-path: Received: from mail-px0-f198.google.com ([209.85.216.198]:62560 "EHLO mail-px0-f198.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750986Ab0CSFxX convert rfc822-to-8bit (ORCPT ); Fri, 19 Mar 2010 01:53:23 -0400 Received: by pxi36 with SMTP id 36so2035520pxi.21 for ; Thu, 18 Mar 2010 22:53:23 -0700 (PDT) In-Reply-To: <20100318085919.05328127@nehalam> Sender: netdev-owner@vger.kernel.org List-ID: 2010/3/18 Stephen Hemminger : > On Thu, 18 Mar 2010 17:02:16 +0800 > thomas yang wrote: > >> Hi, >> >> Linux router R (has some interfaces) =A0use the table "main" as defa= ult >> routing table to route packets. =A0If =A0some link connected to R fa= iled, >> I want to use another table "backup_tbl" to route packets; if the >> broken link repaired , go back to use table "main" =A0. =A0How to do= this? > > That's now it works. Use a real routing daemon. > I want to reduce the packet loss that happens while routers converge after a topology change due to a failure, use precalculated backup table to do rapid failure repair (repair faster than routing daemon, fast reroute). I do static routing on my linux routers. When some link failed, I want to use backup tables to route packets. Can iproute2 do this?