Comments on: Auto Startup Script for Debian Linux (Example is Add Route in Routing Table) http://www.adminpick.com/auto-startup-script-for-debian-linux-example-is-add-route-in-routing-table/02/06/ Just another WordPress weblog Sat, 24 Apr 2010 03:08:45 -0400 hourly 1 http://wordpress.org/?v=3.0 By: Eliyahu http://www.adminpick.com/auto-startup-script-for-debian-linux-example-is-add-route-in-routing-table/02/06/#comment-34016 Eliyahu Thu, 16 Jul 2009 16:20:36 +0000 http://www.adminpick.com/auto-startup-script-for-debian-linux-example-is-add-route-in-routing-table/02/06/#comment-34016 I had to prevent the default gateway from being registered on a multi-homed system. On Debian Lenny 5.0.2 I tried to use up route del .... but found that I was failing with a SIOCDELRT error even though the route was being deleted from the table. (Maybe a race condition?) I prevented the failing by adding '|| true' to the end of the line, but was still logging an error message. So I redirected stderr to /dev/null and ended with up route del default gw 1.2.3.4 2> /dev/null || true This seems to do the trick (with a full address . HTH, - Eliyahu I had to prevent the default gateway from being registered on a multi-homed system. On Debian Lenny 5.0.2 I tried to use

up route del ….

but found that I was failing with a SIOCDELRT error even though the route was being deleted from the table. (Maybe a race condition?) I prevented the failing by adding ‘|| true’ to the end of the line, but was still logging an error message. So I redirected stderr to /dev/null and ended with

up route del default gw 1.2.3.4 2> /dev/null || true

This seems to do the trick (with a full address .

HTH,

- Eliyahu

]]> By: Me http://www.adminpick.com/auto-startup-script-for-debian-linux-example-is-add-route-in-routing-table/02/06/#comment-950 Me Thu, 22 Mar 2007 05:06:23 +0000 http://www.adminpick.com/auto-startup-script-for-debian-linux-example-is-add-route-in-routing-table/02/06/#comment-950 This will work. Another way is to add the route command into your interfaces file so that the routes come up with the interface. eg. iface eth0 inet static usual config here up route add -net down route del This way, the routes are only present when the required interface is operational. Cheers, Me. This will work. Another way is to add the route command into your interfaces file so that the routes come up with the interface. eg.

iface eth0 inet static
usual config here
up route add -net
down route del

This way, the routes are only present when the required interface is operational.

Cheers,
Me.

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