ip address 192.168.1.1 255.255.255.0
description DCE,OSPF area 0,connected to R2's S1/0,ip 10.0.0.2/30
ip address 10.0.0.1 255.255.255.252
serial restart-delay 0
clock rate 9600
!
router-id 1.1.1.1
log-adjacency-changes
area 0 authentication message-digest
network 10.0.0.0 0.0.0.3 area 0
network 192.168.1.0 0.0.0.255 area 0
!
description DTE,OSPF area 0,connected to R1's S1/1,ip 10.0.0.1/30
ip address 10.0.0.2 255.255.255.252
ip ospf message-digest-key 1 md5 a0_key
serial restart-delay 0
!
interface Serial1/1
description DCE,OSPF area 1,connected to R3's S1/0,ip 10.0.0.6/30
ip address 10.0.0.5 255.255.255.252
ip ospf message-digest-key 2 md5 a1_key
serial restart-delay 0
clock rate 9600
!
router-id 2.2.2.2
log-adjacency-changes
area 0 authentication message-digest
area 1 authentication message-digest
area 1 virtual-link 3.3.3.3
network 10.0.0.0 0.0.0.3 area 0
network 10.0.0.4 0.0.0.3 area 1
!
description DTE,OSPF area 1,connected to R2's S1/1,ip 10.0.0.5/30
ip address 10.0.0.6 255.255.255.252
ip ospf message-digest-key 2 md5 a1_key
serial restart-delay 0
!
interface Serial1/1
description DCE,OSPF area 2,connected to R4's S1/0,ip 10.0.0.10/30
ip address 10.0.0.9 255.255.255.252
ip ospf message-digest-key 3 md5 a2_key
serial restart-delay 0
clock rate 9600
!
router-id 3.3.3.3
log-adjacency-changes
area 1 authentication message-digest
area 1 virtual-link 2.2.2.2
area 2 authentication message-digest
network 10.0.0.4 0.0.0.3 area 1
network 10.0.0.8 0.0.0.3 area 2
!
ip address 172.16.1.1 255.255.255.0
!
description DTE,OSPF area 2,connected to R3's S1/1,ip 10.0.0.9/30
ip address 10.0.0.10 255.255.255.252
ip ospf message-digest-key 3 md5 a2_key
serial restart-delay 0
!
router-id 4.4.4.4
log-adjacency-changes
area 2 authentication message-digest
network 10.0.0.8 0.0.0.3 area 2
network 172.16.1.0 0.0.0.255 area 2
!
OSPF: Send hello to 224.0.0.5 area 0 on Serial1/0 from 10.0.0.2
OSPF: Send with youngest Key 2
OSPF: Send hello to 224.0.0.5 area 1 on Serial1/1 from 10.0.0.5
OSPF: End of hello processing
OSPF: Send hello to 10.0.0.6 area 0 on OSPF_VL0 from 10.0.0.5
OSPF: End of hello processing
OSPF: Rcv pkt from 10.0.0.6, OSPF_VL0 : Mismatch Authentication type. Input packet specified type 0, we use type 2
OSPF: Rcv hello from 4.4.4.4 area 2 from Serial1/1 10.0.0.10
OSPF: End of hello processing
OSPF: End of hello processing
OSPF: Send hello to 224.0.0.5 area 1 on Serial1/0 from 10.0.0.6
OSPF: Send with youngest Key 3
OSPF: Send hello to 224.0.0.5 area 2 on Serial1/1 from 10.0.0.9