Re: OSPF Demand Circuit

From: alain faure (alainfaure@xxxxxxxx)
Date: Sun Feb 17 2002 - 20:14:58 GMT-3


   
hello,

as you are running ppp on the bri link did you put a

no peer neighbor

on the interface ? some time if you redistribute connected or some thingh like
that; that keep the link flapping

Some body knows if it is necessary to reboot the router after config< this
command ?

 --- Manny Gonzalez <gonzalu@nyp.org> a icrit : > Welcome to the jungle ;-))
>
> Read the archives... look for my name... you're not alone!
>
> "Lupi, Guy" wrote:
> >
> > Has anyone had issues with OSPF demand circuits? I have it configured in
> my
> > lab, I have tried it with both legacy ddr and with dialer interfaces, the
> > line comes up with no issues, goes to the idle timeout as it should, but
> > then from a debug dialer I see that the multicast OSPF hello brings up the
> > line again even though the line is configured as a demand circuit. The
> > output of a show IP ospf interface shows that the hellos are suppressed,
> but
> > the router continues to send them. Any help appreciated as always, output
> > of debugs and show ip ospf interfaces below. I looked in the archives and
> I
> > found an issue similar to this that said the problem could be resolved with
> > dialer interfaces but that doesn't seem to be the case, I am running IOS
> > 12.1(12):
> >
> > BRI0 is up, line protocol is up (spoofing)
> > Internet Address 10.10.10.2/24, Area 0
> > Process ID 100, Router ID 10.10.10.2, Network Type POINT_TO_POINT, Cost:
> > 9999
> > Configured as demand circuit.
> > Run as demand circuit.
> > DoNotAge LSA allowed.
> > Transmit Delay is 1 sec, State POINT_TO_POINT,
> > Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5
> > Hello due in 00:00:07
> > Index 1/1, flood queue length 0
> > Next 0x0(0)/0x0(0)
> > Last flood scan length is 1, maximum is 1
> > Last flood scan time is 0 msec, maximum is 8 msec
> > Neighbor Count is 1, Adjacent neighbor count is 1
> > Adjacent with neighbor 198.207.193.112 (Hello suppressed)
> >
> > r2#
> > 01:01:33: %ISDN-6-DISCONNECT: Interface BRI0:1 disconnected from 1111 r8,
> > call lasted 179 seconds
> > 01:01:33: %LINK-3-UPDOWN: Interface BRI0:1, changed state to down
> > 01:01:33: BR0:1 DDR: disconnecting call
> > 01:01:33: BR0 DDR: Dialing cause ip (s=10.10.10.2, d=224.0.0.5)
> > 01:01:33: BR0 DDR: Attempting to dial 1111
> > 01:01:34: %LINK-3-UPDOWN: Interface BRI0:1, changed state to up
> > 01:01:34: BR0:1 DDR: dialer protocol up
> > 01:01:40: %ISDN-6-CONNECT: Interface BRI0:1 is now connected to 1111 r8



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