Re: Conditional Advertise

Scott,
Can we use Logical AND with conditional advertisement?

On Sat, Aug 29, 2009 at 9:23 AM, Scott Morris <smorris_at_ine.com> wrote:

> Multiple matches in an ACL or Prefix List are OR matches.
>
> Multiple route-map stanza are OR matches.
>
> If you have multiple matches in the same stanza, that would be an AND
> logic. So I'd make multiple prefix lists and do mutiple matches in the
> same route-map statement.
>
> HTH,
>
>
>
>
> *Scott Morris*, CCIE/x4/ (R&S/ISP-Dial/Security/Service Provider) #4713,
>
> JNCIE-M #153, JNCIS-ER, CISSP, et al.
>
> JNCI-M, JNCI-ER
>
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> Ahmed Ejaz wrote:
> > Try this:
> >
> > ip prefix-list TRACK permit 10.1.1.0/24
> > ip prefix-list TRACK permit 20.2.2.2/32
> > ip prefix-list ADVER permit 192.168.10.0/24
> >
> > route-map ADVERTISE permit 10
> > match ip address prefix ADVER
> >
> > route-map EXIST permit 10
> > match ip address prefix TRACK
> >
> > router bgp xyz
> > advertise-map ADVERTISE exist-map EXIST
> >
> > HTH
> >
> > Ahmed
> >
> > On Sat, Aug 29, 2009 at 10:57 AM, Sagar Rane <sagar.ccie_at_gmail.com>
> wrote:
> >
> >
> >> Hi All,
> >>
> >> I have requirement where, bgp should check its bgp routing table for two
> >> routes eq (10.1.1.0/24 and 20.2.2.2/32) and only if both routes are
> >> present,
> >> it should originate a route advertisement of 192.168.10.0/24.
> >>
> >> I have tried advertise-map and exist map, but how can we used exist-map
> to
> >> check both the routes at the same time?
> >>
> >> Anyway how we can meet this requirement please let me know.
> >>
> >> Regards,
> >> Sagar
> >>
> >>
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Received on Sat Aug 29 2009 - 10:12:55 ART