[quagga-users 14949] Re: announce problem between quagga and cisco router

Yavuz Maşlak maslakyavuz at gmail.com
Mon Feb 19 15:00:34 GMT 2018


Well  How can i configure on the quagga about prefix-list / router-map or
as-path to be advertised regarding routes towards the cisco router ?
There is a 192.168.0.0/22 to be advertised
Could you give me an example about that ?
Regards


On Mon, Feb 19, 2018 at 5:50 PM, William Herrin <bill at herrin.us> wrote:

> On Mon, Feb 19, 2018 at 1:45 AM, Yavuz Maşlak <maslakyavuz at gmail.com>
> wrote:
> > # show ip bgp neighbors 172.16.17.2 advertised-routes
>
> > It comes nothing
>
> Now you've confirmed that quagga isn't advertising the route (as
> opposed to the Cisco router filtering it).
>
> There are several common causes for this:
>
> 1. The exact route you define in the router bgp network statement is
> not present in the routing table.
> 2. The ip prefix-list you applied does not allow the route to be
> advertised.
> 3. The as-path access list you applied does not allow the route to be
> advertised.
> 4. An error in your route map prevented the lists from being applied
> so the default deny-all list was applied.
>
> Regards,
> Bill Herrin
>
> --
> William Herrin ................ herrin at dirtside.com  bill at herrin.us
> Dirtside Systems ......... Web: <http://www.dirtside.com/>
>
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