[quagga-users 9935] Re: route-map changes require bgpd restart?

Akolinare akolinare at gmx.net
Thu Sep 25 10:03:01 IST 2008


Thank you very much for your both and quick replies - I just try it on my test system and it looks very good :-)

best regards

  Markus



On Thu, 25 Sep 2008 18:37:15 +1000
Oliver Hookins <oliver.hookins at anchor.com.au> wrote:

> On Thu Sep 25, 2008 at 10:22:45 +0200, Akolinare wrote:
> >Hello,
> >
> >I try to change route-map settings (metric and as-path prepend). One my router all seems to be fine - the changes appear in the config but the other router not received any of these changes. After restart the bgpd daemon the new settings are active but I want to avoid a restart. (quagga version 0.99.10 and 0.98.6 tested)
> >
> >I dont know if it is a bug or a feature. Have I missed a command after leaving the route-map editor to activate these settings? I looked around the documentation and the list. The only thread I found is already one year old and without a "result":
> >http://lists.quagga.net/pipermail/quagga-dev/2007-March/004640.html
> >
> >I would be appreciative for any advice/help.
> 
> Route-maps are effective immediately for any updated information in bgpd,
> but existing advertisements or received prefixes need to be re-evaluated
> against your updated config.
> 
> You can either take down the session with the peer and bring it up again, or
> if you add the soft-reconfiguration option to your peer config your can do a
> soft reconfigure against that peer (although bear in mind this will increase
> the memory requirements of bgpd). Something like the following
> 
> clear ip bgp X.X.X.X soft in
> clear ip bgp X.X.X.X soft out
> 
> These will re-evaluate the received data from your peer against the new
> route-maps and update the peer with any changes to the data you are
> advertising due to the updated route-maps respectively.
> 
> Hope that help, even though my description is not the best.
> 
> -- 
> Regards,
> Oliver Hookins
> Anchor Systems
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