From: Patrick (pjm@xxxxxxxxxxxxxxxxx)
Date: Wed Feb 06 2002 - 12:14:49 GMT-3
The only way to make it work using backup interface is to use a frame-relay
sub-interface. As long as the physical IF recieve's LMI from the frame
switch it will never go down.
----- Original Message -----
From: "Mannan Venkatesan" <mv_lab@hotmail.com>
To: <swm@emanon.com>; "'Antonio Marfil'" <tony.marfil@networxcorp.com>;
<ccielab@groupstudy.com>
Sent: Wednesday, February 06, 2002 11:11 AM
Subject: Re: How to test a BRI backup int?
> 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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