From: Mannan Venkatesan (mv_lab@xxxxxxxxxxx)
Date: Wed Feb 06 2002 - 11:41:30 GMT-3
Testing is fine, but it doesn't serve the real purpose (backup), right?? If
there is a problem between remote switch and the remote router, then local
interface is still up/up and backup doesn't work. May be, dialer watch is
the solution here.
Thanks,
Mannan
----- Original Message -----
From: "Scott Morris" <swm@emanon.com>
To: "'Mannan Venkatesan'" <mv_lab@hotmail.com>; "'Antonio Marfil'"
<tony.marfil@networxcorp.com>; <ccielab@groupstudy.com>
Sent: Wednesday, February 06, 2002 8:01 AM
Subject: RE: How to test a BRI backup int?
> Couple ways...
>
> The simplest way is physical disconnection.
> Otherwise, get to the frame switch and shut the interface down.
>
> Beyond that, if you are running sub-interfaces, you can put the backup
> interface command specific to that sub-if. And DLCI.
>
> Otherwise the "up" associated with the line itself has to do with clocking
> your router is receiving from the frame switch. Even if ALL of your
DLCI's
> go to inactive, you are still exchanging LMI's 'n' receiving clock from
the
> DCE device (frame switch). So, either unplug it or perform a "shut" at
the
> frame switch.
>
> That will accomplish what you are looking for. Enjoy!
>
> Scott
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> Mannan Venkatesan
> Sent: Wednesday, February 06, 2002 3:59 AM
> To: Antonio Marfil; ccielab@groupstudy.com
> Subject: Re: How to test a BRI backup int?
>
>
> I tried to use FR end-to-end keepalive on a multipoint interface and when
I
> shut the remote interfaces, the PVC status changes to inactive but the
line
> protocol stays 'up'. So, I couldn't test 'backup interface' command.
Anybody
> tried this before?
>
> Mannan
>
> ----- Original Message -----
> From: "Mannan Venkatesan" <mv_lab@hotmail.com>
> To: "Antonio Marfil" <tony.marfil@networxcorp.com>;
<ccielab@groupstudy.com>
> Sent: Wednesday, February 06, 2002 3:48 AM
> Subject: Re: How to test a BRI backup int?
>
>
> > If it is ppp/hdlc encap., shut the remote router's interface. It also
> works
> > with FR P-t-P sub-if.
> >
> > Mannan
> >
> > ----- Original Message -----
> > From: "Antonio Marfil" <tony.marfil@networxcorp.com>
> > To: <ccielab@groupstudy.com>
> > Sent: Wednesday, February 06, 2002 3:12 AM
> > Subject: How to test a BRI backup int?
> >
> >
> > > is there any way to test a backup int without physically disconnecting
> the
> > > serial int that you are trying to backup? shutting down a serial
> > interface
> > > for example, when the backup int is a bri doesn't do the trick, but
> > pulling
> > > the cable from the serial int does (automatically brings up the bri
> int.)
> > >
> > > thanks,
> > > tony
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