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Message-ID: <20100318232726.47f800e1@nehalam> Date: Thu, 18 Mar 2010 23:27:26 -0700 From: Stephen Hemminger <shemminger@...tta.com> To: thomas yang <lampsu@...il.com> Cc: hadi@...erus.ca, netdev@...r.kernel.org Subject: Re: [iproute2] iproute2 question On Fri, 19 Mar 2010 13:53:23 +0800 thomas yang <lampsu@...il.com> wrote: > 2010/3/18 Stephen Hemminger <shemminger@...tta.com>: > > On Thu, 18 Mar 2010 17:02:16 +0800 > > thomas yang <lampsu@...il.com> wrote: > > > >> Hi, > >> > >> Linux router R (has some interfaces) use the table "main" as default > >> routing table to route packets. If some link connected to R failed, > >> I want to use another table "backup_tbl" to route packets; if the > >> broken link repaired , go back to use table "main" . How 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? You could probably kludge something with multiple route tables and modifying a single 'ip rule'. Something like: http://www.linuxhorizon.ro/iproute2.html -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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