OSPF

From: Kumar, Manoj (manoj.kumar@citigroup.com)
Date: Thu May 05 2005 - 05:30:38 GMT-3


Gents,

In my lab, I have a topology where R2 is the FR hub and R5, R6 form the spokes. I got to run OSPF and R2 and R5 form OSPF neighbors over FR with no issues, R6 is getting stuck at EXSTART with both R5 and R6 over FR. R6 is forming OSPF with R5 over ETHERNET with no issues.

I tried neighbor commands between R2 & R6, R5 & R6.
I tried 'ip ospf network point-to-multipoint non-broadcast on all three routers' FR interfaces

Please help and the config for R2 & R6 is given below.

R2#sh running-config
Building configuration...

Current configuration : 2538 bytes
!
version 12.2
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
!
hostname R2
!
!
ip subnet-zero
!
!
!
!
call rsvp-sync
!
!
!
!
!
!
!
!
interface Loopback0
 description *** LOOPBACK FOR R2 ***
 ip address 200.0.0.2 255.255.255.255
!
interface Loopback1
 ip address 172.16.0.1 255.255.0.0
!
interface FastEthernet0/0
 no ip address
 duplex auto
 speed auto
!
interface Serial0/0
 no ip address
 encapsulation frame-relay
 no fair-queue
 no arp frame-relay
 cdp enable
 no frame-relay inverse-arp
 frame-relay lmi-type cisco
!
interface Serial0/0.24 point-to-point
 ip address 150.50.24.2 255.255.255.0
 ip policy route-map greenandgold
 no arp frame-relay
 frame-relay interface-dlci 104
!
interface Serial0/0.256 multipoint
 ip address 150.50.100.2 255.255.255.224
 ip ospf network point-to-multipoint
 no arp frame-relay
 frame-relay map ip 150.50.100.2 105
 frame-relay map ip 150.50.100.5 105 broadcast
 frame-relay map ip 150.50.100.6 106 broadcast
 no frame-relay inverse-arp
!
interface FastEthernet0/1
 description *** LAN CONN TO R1-FE0-0 ***
 ip address 150.50.17.2 255.255.255.0
 ip policy route-map greenandgold
 duplex auto
 speed auto
!
interface Serial0/1
 no ip address
 shutdown
!
router eigrp 1
 redistribute ospf 10 metric 100000 1 255 1 1
 network 150.50.24.0 0.0.0.255
 no auto-summary
!
router ospf 10
 log-adjacency-changes
 redistribute connected subnets route-map task10
 redistribute static subnets
 redistribute rip subnets
 passive-interface Serial0/0.24
 passive-interface FastEthernet0/1
 passive-interface Loopback0
 network 150.50.7.0 0.0.0.127 area 1
 network 150.50.100.0 0.0.0.31 area 0
 default-information originate always
!
router rip
 passive-interface Serial0/0.24
 passive-interface Serial0/0.256
 network 150.50.0.0
 no auto-summary
!
ip classless
ip default-network 172.16.0.0
ip route 200.0.0.1 255.255.255.255 150.50.17.1
ip http server
!
!
map-class frame-relay R2_ts
 frame-relay adaptive-shaping becn
 frame-relay cir 64000
 frame-relay bc 8000
 frame-relay be 8000
 frame-relay mincir 32000
access-list 100 permit icmp host 10.1.1.4 150.50.5.64 0.0.0.31
access-list 101 permit icmp host 150.50.200.1 150.50.5.64 0.0.0.31
route-map task10 permit 10
 match interface Loopback0 Loopback1
!
route-map greenandgold permit 10
 match ip address 100
 set ip next-hop 150.50.100.5
!
route-map greenandgold permit 20
 match ip address 101
 set ip next-hop 150.50.100.6
!
!
dial-peer cor custom
!
!
!
!
!
line con 0
line aux 0
line vty 0 4
 login
!
end

R6#sh running-config
Building configuration...

Current configuration : 1461 bytes
!
version 12.2
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
!
hostname R6
!
!
ip subnet-zero
!
!
!
!
call rsvp-sync
!
!
!
!
!
!
!
!
interface Loopback0
 ip address 200.0.0.6 255.255.255.255
!
interface FastEthernet0/0
 description *** LAN CONN TO CAT3550-2-FE0-6 ***
 ip address 150.50.7.6 255.255.255.128
 ip ospf network point-to-multipoint
 delay 100000
 duplex auto
 speed auto
!
interface Serial0/0
 no ip address
 ip ospf priority 0
 shutdown
!
interface BRI0/0
 no ip address
 encapsulation hdlc
 shutdown
!
interface FastEthernet0/1
 no ip address
 shutdown
 duplex auto
 speed auto
!
interface Serial0/1
 no ip address
 ip ospf priority 0
 shutdown
!
interface Serial1/0
 bandwidth 1544
 ip address 150.50.100.6 255.255.255.224
 encapsulation frame-relay
 ip ospf network point-to-multipoint
 ip ospf priority 0
 no fair-queue
 no arp frame-relay
 frame-relay map ip 150.50.100.2 601 broadcast
 frame-relay map ip 150.50.100.5 605 broadcast
 frame-relay map ip 150.50.100.6 601
 no frame-relay inverse-arp
 frame-relay lmi-type cisco
!
interface Serial1/1
 no ip address
 shutdown
!
interface Serial1/2
 no ip address
 shutdown
!
interface Serial1/3
 no ip address
 shutdown
!
router ospf 10
 log-adjacency-changes
 network 150.50.7.0 0.0.0.127 area 1
 network 150.50.100.0 0.0.0.31 area 0
!
ip classless
ip http server
!
!
dial-peer cor custom
!
!
!
!
!
line con 0
line aux 0
line vty 0 4
 login
!
end

R6#

Kind Regards,

Manoj Ku



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