From: Venkataramanaiah.R (vramanaiah@gmail.com)
Date: Fri Oct 28 2005 - 06:22:12 GMT-3
That means dialer-group must be configured but with all traffic made
uninteresting. This is to permit dialer watch check the status of primary
link at regular interval, which is the idle-timeout.
Correct me if i am wrong...
-Venkat
On 10/28/05, Pierre-Alex GUANEL <paguanel@gmail.com> wrote:
>
> Correct!
>
> "With dialer watch, the router monitors the existence of a specified route
> and if that route is not present, it initiates dialing of the backup link.
> Unlike the other backup methods (such as backup interface or floating
> static
> routes) dialer watch does not require interesting traffic to trigger the
> dial. "
>
> For best practices:
>
> "Configure on caller router routing protocols as uninteresting in the
> interesting traffic definition to prevent periodic hellos from resetting
> the
> idle timeout. Since the router uses the interesting traffic definition
> ONLY
> to check whether the primary link is active, consider making all IP
> traffic
> uninteresting using the command dialer-list number protocol ip deny. With
> this interesting traffic definition, the idle timeout is never reset, and
> the router checks the status of the primary link at the specified
> interval.
> "
>
> http://www.cisco.com/warp/public/123/backup-main.html
>
> Cheers,
>
> Pierre
>
>
> ----- Original Message -----
> From: "The Great Ryan" <pv.ryan@gmail.com>
> To: "George Cosmo" <george.cosmo@gmail.com>
> Cc: "Cisco certification" <ccielab@groupstudy.com>
> Sent: Friday, October 28, 2005 7:06 AM
> Subject: Re: Dialer Watch - and Interesting Traffic
>
>
> > Without interesting interface, I think you don't need to configure
> > "dialer-group" on bri interface
> >
> > If you choose to use dialer watch-group, you should define watch-list
> > & dialer map ip <ip-being-monitored> to kick the BRI up.
> >
> >
> > Regards,
> > Ryan
> >
> > 2005/10/28, George Cosmo <george.cosmo@gmail.com>:
> >> Case:
> >> *There is no routing protocol on ISDN, I am using dialer watch to
> >> provide
> >> backup. ISDN should only come up in case of network failure. *
> >> **
> >> - Do I need interesting traffic, as if I have a default route and I
> ping
> >> any
> >> address that is not in my routing table ISDN will come up.
> >> - Even there is a dialer watch applied ISDN will come up in case there
> is
> >> a
> >> interesting traffic.
> >> what is a good practice ? no interesting traffic define with dialer
> >> watch?
> >> thanks !
> >>
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