From: Ronald Ramcharran (RonaldR@xxxxxxxxxxxxx)
Date: Sun Mar 04 2001 - 19:02:43 GMT-3
I think your missing the Broadcast in you dialer map.
OSPF need the Broadcast to setup the OSPF neighbor.
----- Original Message -----
From: "Virnoche, Phil" <phil.virnoche@attws.com>
To: <ccielab@groupstudy.com>
Sent: Sunday, March 04, 2001 4:38 PM
Subject: RE: ISDN Backup link and OSPF neighbor formation
> OOPS: here are relevant configs....
>
> r1:
> version 12.0
> service timestamps debug uptime
> service timestamps log uptime
> no service password-encryption
> !
> hostname r1
> !
> !
> username r2 password 0 itsme
> ip subnet-zero
> ip tcp synwait-time 5
> no ip domain-lookup
> isdn switch-type basic-5ess
> !
> !
> !
> interface Ethernet0
> ip address 172.17.59.49 255.255.255.240
> no ip directed-broadcast
> !
> interface Serial0
> bandwidth 64
> ip address 172.17.59.17 255.255.255.240
> no ip directed-broadcast
> encapsulation frame-relay IETF
> ip ospf network point-to-multipoint
> no ip mroute-cache
> logging event subif-link-status
> logging event dlci-status-change
> no fair-queue
> clockrate 2000000
> frame-relay map ip 172.17.59.18 101 broadcast
> frame-relay map ip 172.17.59.19 102 broadcast
> frame-relay lmi-type cisco
> !
> interface Serial1
> bandwidth 64
> ip address 172.17.59.66 255.255.255.240
> no ip directed-broadcast
> !
> interface BRI0
> ip address 172.17.59.34 255.255.255.240
> no ip directed-broadcast
> encapsulation ppp
> dialer-group 1
> isdn switch-type basic-5ess
> ppp authentication chap
> !
> router ospf 1
> network 172.17.59.17 0.0.0.0 area 0
> network 172.17.59.34 0.0.0.0 area 0
> !
> ip classless
> !
> dialer-list 1 protocol ip permit
> alias configure a access-list
> alias exec ii sh ip int
> alias exec ib sh ip int brief
> alias exec ir sh ip route
> alias exec xi sh ipx int
> alias exec xb sh ipx int brief
> alias exec xr sh ipx route
> alias exec pr sh ip protocol
> alias exec cr clear ip route
> alias exec cb clear ip bgp
> alias exec b sh ip bgp
> alias exec e sh ip eigrp
> alias exec o sh ip ospf
> !
> line con 0
> exec-timeout 0 0
> privilege level 15
> logging synchronous
> transport input none
> line aux 0
> line vty 0 4
> exec-timeout 0 0
> privilege level 15
> password radar
> login
> !
> end
>
> r2:
>
> version 12.1
> service timestamps debug uptime
> service timestamps log uptime
> no service password-encryption
> !
> hostname r2
> !
> boot system flash c1600-sy-l_121-1.bin
> !
> username r1 password 0 itsme
> !
> !
> !
> !
> ip subnet-zero
> ip tcp synwait-time 5
> no ip domain-lookup
> !
> isdn switch-type basic-5ess
> !
> !
> !
> interface Ethernet0
> ip address 172.17.59.129 255.255.255.252
> !
> interface Serial0
> bandwidth 64
> no ip address
> encapsulation frame-relay IETF
> no ip mroute-cache
> shutdown
> no fair-queue
> clockrate 2000000
> frame-relay lmi-type cisco
> !
> interface Serial0.1 point-to-point
> bandwidth 64
> backup delay 5 10
> backup interface BRI0
> ip address 172.17.59.18 255.255.255.240
> ip ospf network point-to-multipoint
> frame-relay interface-dlci 100
> !
> interface BRI0
> ip address 172.17.59.33 255.255.255.240
> encapsulation ppp
> ip ospf demand-circuit
> dialer map ip 172.17.59.34 name r1 5551000
> dialer-group 1
> isdn switch-type basic-5ess
> ppp authentication chap
> !
> router ospf 1
> network 172.17.59.18 0.0.0.0 area 0
> network 172.17.59.33 0.0.0.0 area 0
> network 172.17.59.129 0.0.0.0 area 1
> !
> ip classless
> no ip http server
> !
> dialer-list 1 protocol ip permit
> alias configure a access-list
> alias exec ii sh ip int
> alias exec ib sh ip int brief
> alias exec ir sh ip route
> alias exec xi sh ipx int
> alias exec xb sh ipx int brief
> alias exec xr sh ipx route
> alias exec pr sh ip protocol
> alias exec cr clear ip route
> alias exec cb clear ip bgp
> alias exec b sh ip bgp
> alias exec e sh ip eigrp
> alias exec o sh ip ospf
> !
> line con 0
> exec-timeout 0 0
> privilege level 15
> logging synchronous
> transport input none
> line vty 0 4
> exec-timeout 0 0
> privilege level 15
> password radar
> login
> !
> end
>
> -----Original Message-----
> From: Virnoche, Phil
> Sent: Sunday, March 04, 2001 1:36 PM
> To: ccielab@groupstudy.com
> Subject: ISDN Backup link and OSPF neighbor formation
> Importance: High
>
>
> Scratching my head on this one,.... (Reference SE Pracrice Lab V1.0GG) the
> one with routers named Sleepy, Grumpy....etc.
>
> Here is my dilemna: Sleepy (r2) has parallel links (FR and ISDN DDR) to
> Grumpy (r1) ALL interfaces are defined in OSPF area 0. BRI0 on Sleepy is
> configured to backup Ser0 in case of link failure. I have that part
> functioning.... I shut down the FR intf and the BRI kicks into action.
>
> What is NOT happening is OSPF routing info exchange across the Backup
link.
> Sh ip ospf nei goes to INIT.... and never gets to full. What am i
> missing?????
>
> Thanks in advance!!!
>
> phil
>
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