From: Peng Zheng (zpnist@yahoo.com)
Date: Thu Jun 26 2003 - 23:30:38 GMT-3
Because I have another serial link between r3 and r4,
that makes the first config work. After I reboot, the
second one works too.
Thanks for help.
--- Brian Dennis <brian@labforge.com> wrote:
> Are you saying the first configs worked? You are
> missing the broadcast
> keyword on the dialer maps. How is OSPF getting
> across with the legacy
> configs?
>
> Try to ping across. Then try to ping 224.0.0.5 from
> each side. If these
> pings are successful OSPF "should" be able to
> function across the link.
> Lastly "INIT" on R4 means R4 is seeing OSPF hellos
> from R3 but R4 is not
> seeing its own router-id in the hellos. This is a
> typical problem when
> one side can send broadcast/multicast and the other
> can't. This could
> also mean one side has on authentication and the
> other doesn't but I
> don't see it enabled on your routers.
>
> Also what does this have to do with demand circuit?
> You can't even form
> OSPF neighbors so why are you discussing demand
> circuit ;-) If you can't
> form an OSPF neighbor don't think it's a demand
> circuit issue ;-)
>
> Brian Dennis, CCIE #2210 (R&S/ISP-Dial/Security)
>
> -----Original Message-----
> From: nobody@groupstudy.com
> [mailto:nobody@groupstudy.com] On Behalf Of
> Peng Zheng
> Sent: Thursday, June 26, 2003 2:47 PM
> To: Jonathan V Hays; ccielab@groupstudy.com
> Subject: RE: ip ospf demand-circuit under interface
> dialer 0 doesn't
> work
>
> I use Legacy DDR dirst:
>
> on r3:
>
>
> interface BRI0
> ip address 192.168.1.3 255.255.255.248
> encapsulation ppp
> ip ospf demand-circuit
> dialer map ip 192.168.1.4 name r4 4081111111
> dialer-group 1
> isdn switch-type basic-ni
> isdn spid1 40822222221 4082222222
> isdn spid2 40822222222 4082222222
> no peer neighbor-route
> ppp authentication chap
>
> on r4:
>
>
>
>
> interface BRI0
> ip address 192.168.1.4 255.255.255.248
> encapsulation ppp
> dialer map ip 192.168.1.3 name r3 4082222222
> dialer-group 1
> isdn switch-type basic-ni
> isdn spid1 40811111111 4081111111
> isdn spid2 40811111112 4081111111
> no peer neighbor-route
> ppp authentication chap
>
> It works well. Then I changed r3 to use dialer
> profile.
>
>
> r3:
>
>
> interface BRI0
> no ip address
> encapsulation ppp
> dialer pool-member 1
> isdn switch-type basic-ni
> isdn spid1 40822222221 4082222222
> isdn spid2 40822222222 4082222222
> ppp authentication chap
> !
> interface Dialer0
> ip address 192.168.1.3 255.255.255.248
> encapsulation ppp
> ip ospf demand-circuit
> dialer pool 1
> dialer remote-name r4
> dialer string 4081111111
> dialer-group 1
> no peer neighbor-route
> ppp authentication chap
>
>
> Then I got a message on r4:
>
>
> 00:17:06: %OSPF-5-ADJCHG: Process 1, Nbr 10.34.1.1
> on
> BRI0 from INIT to DOWN, Neighbor Down: Dead timer
> expired
>
>
> 10.34.1.1 is router id of r3.
>
> on r3, I run show dialer:
>
> BRI0:1 - dialer type = ISDN
> Idle timer (120 secs), Fast idle timer (20 secs)
> Wait for carrier (30 secs), Re-enable (15 secs)
> Dialer state is data link layer up
> Dial reason: ip (s=192.168.1.3, d=224.0.0.5)
> Interface bound to profile Di0
> Time until disconnect 96 secs
> Current call connected 00:00:23
> Connected to 4081111111 (r4)
>
>
> WHat's the reason?
>
>
>
>
> --- Jonathan V Hays <jhays@jtan.com> wrote:
> > I've configured "ip ospf demand-circuit" recently
> > both with legacy DDR
> > and dialer profiles and it worked fine, without
> any
> > problems, either
> > way. Please post your configurations, with and
> > without dialer profiles,
> > and maybe we can see what you have been doing
> wrong.
> >
> >
> > > -----Original Message-----
> > > From: nobody@groupstudy.com
> > [mailto:nobody@groupstudy.com] On
> > > Behalf Of Peng Zheng
> > > Sent: Thursday, June 26, 2003 4:26 PM
> > > To: ccielab@groupstudy.com
> > > Subject: ip ospf demand-circuit under interface
> > dialer 0 doesn't work
> > >
> > >
> > > I have two routers, r3 and r4. If I do not use
> > dialer
> > > interface on both them, ip ospf demand-circuit
> > works
> > > well. But if I user dialer profile on r3, After
> a
> > > while, it bring up the link because ospf from
> init
> > to
> > > down.
> > > How can I config ip ospf demand-circuit with
> > dialer
> > > profile?
> > >
> > > Thanks.
> > >
> > > __________________________________
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> > >
> > >
> >
>
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