From: Harbir Kohli (harbirk@xxxxxxxxxxxx)
Date: Wed Aug 23 2000 - 15:12:56 GMT-3
The router was just confused as hell.
What helped to fix the problem was to hardcode the interface type at the
hub with
ip ospf network point-to-multipoint.
A reboot would have probably achieved the same result. As a policy I try
not to reboot routers even when testing.
Thanks for the tips
William Swedberg wrote:
> My first suggestion is do not use the 0.0.0.0 network
> mask in your OSPF router config. there are bugs out
> there. Use something like 0.0.0.255 instead.
>
> Also, you have created the ser0.1 on RT3 as a
> point-to-point. If you want it to be a multipoint
> then create it that way.
>
> William Swedberg CCNP CCDP
>
> --- Harbir Kohli <harbirk@sympatico.ca> wrote:
> > Hello Group,
> >
> > I think in my config I have run into some issue with
> > NBMA and OSPF
> > because I can not exchange any routes even though I
> > have full adjacency
> > established.
> >
> > What is wrong?
> > ************R1************
> > interface Ethernet0
> > ip address 10.1.1.1 255.255.0.0
> > !
> > interface Serial0
> > no ip address
> > encapsulation frame-relay IETF
> > frame-relay lmi-type ansi
> > !
> > interface Serial0.1 multipoint
> > ip address 10.10.1.1 255.255.0.0
> > frame-relay map ip 10.10.1.3 103 broadcast
> > frame-relay map ip 10.10.1.5 105 broadcast
> > !
> > interface Serial0.2 point-to-point
> > ip address 10.20.1.1 255.255.0.0
> > ip ospf priority 200
> > frame-relay interface-dlci 102
> > !
> > interface Serial1
> > no ip address
> > shutdown
> > !
> > router eigrp 1
> > passive-interface Ethernet0
> > passive-interface Serial0.2
> > network 10.0.0.0
> > !
> > router ospf 1
> > network 10.10.1.1 0.0.0.0 area 0
> > network 10.1.1.1 0.0.0.0 area 1
> > !
> > ip classless
> > logging buffered 16384 debugging
> > no logging console
> > !
> > alias exec ro show ip route
> > alias exec ne show ip ospf neighbor
> > alias exec ip show ip int brief
> > !
> > line con 0
> > exec-timeout 0 0
> > line aux 0
> > line vty 0 4
> > login
> > !
> > end
> > *****************************
> > RT1#ne
> >
> > Neighbor ID Pri State Dead Time
> > Address
> > Interface
> > 11.1.1.5 0 FULL/DROTHER 00:01:43
> > 10.10.1.5
> > Serial0.1
> > 10.33.2.1 0 FULL/DROTHER 00:01:43
> > 10.10.1.3
> > Serial0.1
> > RT1#ro
> > Codes: C - connected, S - static, I - IGRP, R - RIP,
> > M - mobile, B - BGP
> >
> > D - EIGRP, EX - EIGRP external, O - OSPF, IA
> > - OSPF inter area
> > N1 - OSPF NSSA external type 1, N2 - OSPF
> > NSSA external type 2
> > E1 - OSPF external type 1, E2 - OSPF external
> > type 2, E - EGP
> > i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS
> > level-2, * - candidate
> > default
> > U - per-user static route, o - ODR
> >
> > Gateway of last resort is not set
> >
> > 10.0.0.0/16 is subnetted, 3 subnets
> > C 10.10.0.0 is directly connected, Serial0.1
> > C 10.1.0.0 is directly connected, Ethernet0
> > C 10.20.0.0 is directly connected, Serial0.2
> > **********************
> > sh ip ospf database router
> >
> > ...
> > Adv Router is not-reachable
> > LS age: 815
> > Options: (No TOS-capability, DC)
> > LS Type: Router Links
> > Link State ID: 10.33.2.1
> > Advertising Router: 10.33.2.1
> > LS Seq Number: 80000006
> > Checksum: 0xD23
> > Length: 48
> > Area Border Router
> > AS Boundary Router
> > Number of Links: 2
> >
> >
> > ***********************
> > RT3#sh run
> > Building configuration...
> >
> > Current configuration:
> > !
> > version 11.2
> > service timestamps debug datetime msec localtime
> > show-timezone
> > service timestamps log datetime msec localtime
> > show-timezone
> > no service password-encryption
> > no service udp-small-servers
> > no service tcp-small-servers
> > !
> > hostname RT3
> > !
> > !
> > ip subnet-zero
> > no ip domain-lookup
> > !
> > interface Loopback0
> > ip address 10.33.1.1 255.255.255.0
> > !
> > interface Loopback1
> > ip address 10.33.2.1 255.255.255.0
> > !
> > interface Ethernet0
> > no ip address
> > shutdown
> > !
> > interface Serial0
> > no ip address
> > encapsulation frame-relay IETF
> > frame-relay lmi-type ansi
> > !
> > interface Serial0.1 point-to-point
> > ip address 10.10.1.3 255.255.0.0
> > ip ospf network point-to-multipoint
> > ip ospf priority 0
> > frame-relay interface-dlci 301
> > !
> > interface Serial1
> > ip address 173.168.40.1 255.255.255.0
> > !
> > interface TokenRing0
> > ip address 10.3.3.1 255.255.0.0
> > ring-speed 16
> > !
> > router ospf 1
> > redistribute static metric 500 metric-type 1
> > network 10.10.1.3 0.0.0.0 area 0
> > network 10.33.0.0 0.0.255.255 area 33
> > area 33 range 10.33.0.0 255.255.0.0
> > !
> > ip classless
> > ip route 0.0.0.0 0.0.0.0 173.168.40.2
> > logging buffered 16384 debugging
> > no logging console
> > !
> > alias exec ro show ip route
> > alias exec ne show ip ospf neighbor
> > alias exec ip show ip int brief
> > !
> > line con 0
> > exec-timeout 0 0
> > line aux 0
> > line vty 0 4
> > login
> > !
> > end
> >
> > ********************
> > RT3#ne
> >
> > Neighbor ID Pri State Dead Time
> > Address
> > Interface
> > 10.20.1.1 1 FULL/ - 00:01:58
> > 10.10.1.1
> > Serial0.1
> > RT3#ro
> > Codes: C - connected, S - static, I - IGRP, R - RIP,
> > M - mobile, B - BGP
> >
> > D - EIGRP, EX - EIGRP external, O - OSPF, IA
> > - OSPF inter area
> > N1 - OSPF NSSA external type 1, N2 - OSPF
> > NSSA external type 2
> > E1 - OSPF external type 1, E2 - OSPF external
> > type 2, E - EGP
> > i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS
> > level-2, * - candidate
> > default
> >
> === message truncated ===
>
> =====
> William Swedberg CCNP CCDP
>
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