From: Teck PhrEAk!! (phreakinphunk@hotmail.com)
Date: Wed Mar 26 2003 - 14:41:34 GMT-3
uploading a pdf regarding this issue.
lemme know if it helped.
cheers,
sumit
CCIE#11125
CCDP,CCNP,RHCE,MCSE,SCSA,IBM E-Biz pro.
>From: "sam" <sam@avtechusa.com>
>To: "'Teck PhrEAk!!'" <phreakinphunk@hotmail.com>
>CC: <ccielab@groupstudy.com>
>Subject: RE: IP OSPF DEMAND-CIRCUIT QUESTION
>Date: Wed, 26 Mar 2003 12:20:39 -0500
>
>
>Hey. Don't mean to waste your time...
>I didn't know this only pertained to DV routing protocols.
>
>DO you have a link handy? THANKS!!!
>
>-----Original Message-----
>From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
>Teck PhrEAk!!
>Sent: Wednesday, March 26, 2003 12:01 AM
>To: dannyandaluz@comcast.net; Ted.Sanfilippo@PaeTec.com;
>scotsman@rediffmail.com; ccielab@groupstudy.com
>Subject: Re: IP OSPF DEMAND-CIRCUIT QUESTION
>
>
>hi danny,
>
>yes you do need a "no peer neighbor-route" but only if u are running a
>distnce vector on one of the ISDN routers (not necessarily on the ISDN
>interface but any interface on that router)....or else there is no need
>of
>this command....distance vector always creates a host route. in an ISDN
>
>situation it causes the link to flap.Theres a whole big example on this
>on
>the cisco site.will post the link soon.
>
>OSPF deman circuit can be configured either side....not a problem.
>
>It will negotiate and it just supresses the hello's....nothing else.
>
>cheers,
>sumit
>CCIE#11125
>CCDP,CCNP,RHCE,MCSE,SCSA,IBM E-Biz pro.
>
>
> >From: Danny Andaluz <dannyandaluz@comcast.net>
> >Reply-To: Danny Andaluz <dannyandaluz@comcast.net>
> >To: "Sanfilippo, Ted" <Ted.Sanfilippo@PaeTec.com>, "'Scot Peter'"
> ><scotsman@rediffmail.com>, ccielab@groupstudy.com
> >Subject: Re: IP OSPF DEMAND-CIRCUIT QUESTION
> >Date: Tue, 25 Mar 2003 19:45:16 -0500
> >
> >Also, what I have seen is when you configure the demand circuit, also
> >configure "no peer neighbor-route" on the BRI interface of the side
> >that you have the demand circuit configured. Perhaps it a glitch of
> >the ios i was using, but i found that when the BRI came up, it created
> >a host route for the BRI interface in the routing table. This caused a
>
> >change in the ospf database and the ISDN kept coming up because of this
>
> >change. When I put in the "no peer route" command the ISDN came up and
>
> >went down right away after the update and stayed down unless there was
> >traffic that needed to get to the other side. As far as interesting
> >traffic, I just configured "protocol ip permit". OSPF hellos do not
> >bring the ISDN link up, even though they fall under the "protocol ip
> >permit" command (224.0.0.5). HTH
> >
> >Danny
> >----- Original Message -----
> >From: "Sanfilippo, Ted" <Ted.Sanfilippo@PaeTec.com>
> >To: "'Scot Peter'" <scotsman@rediffmail.com>; <ccielab@groupstudy.com>
> >Sent: Thursday, March 20, 2003 12:43 PM
> >Subject: RE: IP OSPF DEMAND-CIRCUIT QUESTION
> >
> >
> > > It doesn't matter which side has the "IP OSPF DEMAND-CIRCUIT" once
> > > the
> >ISDN
> > > circuits come up and negotiate OSPF, they will both be OSPF demand
> >circuits.
> > > Thats why you only need it on one side. ( thats how I understand
> > > it).
> > >
> > > -----Original Message-----
> > > From: Scot Peter [mailto:scotsman@rediffmail.com]
> > > Sent: Thursday, March 20, 2003 9:36 AM
> > > To: ccielab@groupstudy.com
> > > Subject: IP OSPF DEMAND-CIRCUIT QUESTION
> > >
> > >
> > > Hello group,
> > >
> > > I have two Routers configured with OSPF as shown below. R2 is
> > > configured for callback accept, where as R1 is requesting Callback.
> > > I am concerned about configuring "Ip ospf demand-circuit" on one
> > > of the Routers. Which Router is the best to put Demand-circuit?
> > > I am bit confused to configure demand circuit on R1 as it will not
> > > hold the circuit after requesting the call; so please clarify my
> > > question.
> > >
> > > |----Frame-relay----|
> > > R1| |R2
> > > |----ISDN Backup----|
> > >
> > > Thanks in advance
> > > Pet.
> > > ____________________________________________________________________
> > > ___
> > > Odomos - the only mosquito protection outside 4 walls -
> > > Click here to know more!
> > >
> >http://r.rediff.com/r?http://clients.rediff.com/odomos/Odomos.htm&&odom
> >os&&w
> > > n
>
>
>
>
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