Re: [Q]OSPF Demand-Circuit over ISDN DDR

From: Daniel Ji (jix@xxxxxxxxxx)
Date: Fri Dec 01 2000 - 16:45:52 GMT-3


   
put "ip ospf network point-to-multipoint" on both sides bri interfaces.

----- Original Message -----
From: James Chen <jr_chen@ringline.com.tw>
To: CCIE Group Study (E-mail) <ccielab@groupstudy.com>
Sent: Friday, December 01, 2000 6:53 AM
Subject: Re: [Q]OSPF Demand-Circuit over ISDN DDR

> After I modify the config to remove the "ip ospf network non-broadcast"
and
> "neighbor" command, the condition is the same . the hello is continuous to
> receive.
> and the neighbor relation can not be established..
> ---------------------------------------------------------------
> R3#sh ip ospf nei
> Neighbor ID Pri State Dead Time Address
Interface
> 137.1.6.6 1 FULL/DR 00:00:35 137.1.63.6
> FastEthernet0/
> 0
> 137.1.4.4 1 FULL/ - 00:01:42 137.1.254.4
Serial0/0
> 137.1.2.2 1 FULL/ - 00:01:34 137.1.254.2
Serial0/0
> 137.1.5.5 1 INIT/ - 00:00:34 137.1.35.2 BRI0/0
> R3#sh ip ospf int bri0/0
> BRI0/0 is up, line protocol is up (spoofing)
> Internet Address 137.1.35.1/30, Area 3
> Process ID 1, Router ID 137.1.3.3, Network Type POINT_TO_POINT, Cost:
1562
>
> 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 00:00:05
> Index 1/2, flood queue length 0
> Next 0x0(0)/0x0(0)
> Last flood scan length is 0, maximum is 0
> Last flood scan time is 0 msec, maximum is 0 msec
> Neighbor Count is 1, Adjacent neighbor count is 0
> Suppress hello for 1 neighbor(s)
>
> R5#sh ip ospf nei
>
> Neighbor ID Pri State Dead Time Address
Interface
> 137.1.6.6 1 FULL/DR 00:00:32 137.1.65.6
> FastEthernet0/
> 0
> R5#sh ip ospf int bri0/0
> BRI0/0 is up, line protocol is up (spoofing)
> Internet Address 137.1.35.2/30, Area 3
> Process ID 1, Router ID 137.1.5.5, Network Type POINT_TO_POINT, Cost:
1562
>
> Configured as demand circuit.
> Run as demand circuit.
> DoNotAge LSA allowed.
> Transmit Delay is 1 sec, State DOWN,
> Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5
> --------------------------------------------------------------------------

----
>
> I even can not see the neighbor in the ospf neighbor table ?
> why ?
> Is there anything I missed ?
>
> PS. I don't have any rip or eigrp config in R3 and R5. so with no any
> redistribution .
>
> James
>
> James Chen wrote:
>
> > Hello, Sir:
> >
> >             I have big problem with OSPF Demand-Circuits.
> > My config is as following:
> > -----------------------------------------------------------
> > R3:
> > interface BRI0/0
> >  ip address 137.1.35.1 255.255.255.252
> >  no ip directed-broadcast
> >  encapsulation ppp
> >  ip ospf network non-broadcast
> >  dialer map ip 137.1.35.2 name R5
> >  dialer-group 1
> >  isdn switch-type basic-5ess
> >  ppp quality 90
> >  ppp authentication pap
> >  ppp pap sent-username R3 password 7 1511021F0725
> >
> > router ospf 1
> >  network 137.1.3.3 0.0.0.0 area 0
> >  network 137.1.35.1 0.0.0.0 area 3
> >  network 137.1.63.3 0.0.0.0 area 3
> >  network 137.1.254.3 0.0.0.0 area 0
> >  neighbor 137.1.35.2 priority 1
> >
> > R5:
> >
> > interface BRI0/0
> >  ip address 137.1.35.2 255.255.255.252
> >  no ip directed-broadcast
> >  encapsulation ppp
> >  ip ospf network non-broadcast
> >  ip ospf demand-circuit
> >  dialer map ip 137.1.35.1 name R3 broadcast 8358661
> >  dialer-group 1
> >  isdn switch-type basic-5ess
> >  ppp quality 90
> >  ppp authentication pap
> >  ppp pap sent-username R5 password 7 05080F1C2243
> >
> > router ospf 1
> >  network 137.1.5.5 0.0.0.0 area 3
> >  network 137.1.35.2 0.0.0.0 area 3
> >  network 137.1.65.5 0.0.0.0 area 3
> >  neighbor 137.1.35.1 priority 1
> >
> > ------------------------------------------------------------------------
> >
> > I have continuously got the messages on both routers for each 30secs:
> > *Mar  2 08:53:32: OSPF: Rcv hello from 137.1.3.3 area 3 from BRI0/0
> > 137.1.35.1
> > *Mar  2 08:53:32: OSPF: End of hello processing
> > ------------------------------------------------------------------------
> >
> > I don't know why I use non-broadcast network type, the hello still
> > occurs?
> >
> > Thanks for your regards.
> >
> > James
>
>


This archive was generated by hypermail 2.1.4 : Thu Jun 13 2002 - 08:25:57 GMT-3