r1 配置

router>en
router#conf t
router(config)#host r1
r1(config)#no ip domain-lookup
r1(config)#ban mot #Welcome to r1#
r1(config)#ena sec 123
r1(config)#line vty 0 4
r1(config-line)#no login
r1(config-line)#int f 0/0
r1(config-if)#des link to r3
r1(config-if)#ip add 192.168.3.1 255.255.255.0
r1(config-if)#no shut
r1(config-if)#int f 1/0
r1(config-if)#des link to r2
r1(config-if)#ip add 192.168.4.1 255.255.255.0
r1(config-if)#no shut
r1(config-if)#router ospf 1
r1(config-route)#network 192.168.4.0 0.0.0.255 area 0
r1(config-route)#network 192.168.3.0 0.0.0.255 area 0
r1(config-route)#end
r1#

r2 配置

router>en
router#conf t
router(config)#host r2
r2(config)#no ip domain-lookup
r2(config)#ban mot #Welcome to r2#
r2(config)#ena sec 123
r2(config)#line vty 0 4
r2(config-line)#no login
r2(config-line)#int f 0/0
r2(config-if)#des link to r4
r2(config-if)#ip add 192.168.5.1 255.255.255.0
r2(config-if)#no shut
r2(config-if)#int f 1/0
r2(config-if)#des link to r1
r2(config-if)#ip add 192.168.4.2 255.255.255.0
r2(config-if)#no shut
r2(config-if)#router ospf 1
r2(config-route)#network 192.168.4.0 0.0.0.255 area 0
r2(config-route)#network 192.168.5.0 0.0.0.255 area 0
r2(config-route)#end
r2#

r3 配置

router>en
router#conf t
router(config)#host r3
r3(config)#no ip domain-lookup
r3(config)#ban mot #Welcome to r3#
r3(config)#ena sec 123
r3(config)#line vty 0 4
r3(config-line)#no login
r3(config-line)#int f 0/0
r3(config-if)#des link to r5
r3(config-if)#ip add 192.168.2.1 255.255.255.0
r3(config-if)#no shut
r3(config-if)#int f 1/0
r3(config-if)#des link to r1
r3(config-if)#ip add 192.168.3.2 255.255.255.0
r3(config-if)#no shut
r3(config-if)#exit
r3(config)#access-list 1 permit 192.168.4.0 0.0.0.255
r3(config)#access-list 1 permit 192.168.5.0 0.0.0.255
r3(config)#access-list 2 permit 192.168.1.0 0.0.0.255
r3(config)#access-list 2 permit 192.168.6.0 0.0.0.255
r3(config)#router ospf 1
r3(config-route)#network 192.168.3.0 0.0.0.255 area 0
r3(config-route)#redistribution rip metric 10
r3(config-route)#distance 130
r3(config-route)#distance 110 0.0.0.0 255.255.255.255 1
r3(config-route)#router rip
r3(config-route)#redistribution ospf 1 metric 3
r3(config-route)#network 192.168.2.0
r3(config-route)#distance 130
r3(config-route)#distance 120 192.168.2.0 0.0.0.255 2
r3(config-route)#end
r3#

r4 配置

router>en
router#conf t
router(config)#host r4
r4(config)#no ip domain-lookup
r4(config)#ban mot #Welcome to r4#
r4(config)#ena sec 123
r4(config)#line vty 0 4
r4(config-line)#no login
r4(config-line)#int f 0/0
r4(config-if)#des link to r5
r4(config-if)#ip add 192.168.6.2 255.255.255.0
r4(config-if)#no shut
r4(config-if)#int f 1/0
r4(config-if)#des link to r2
r4(config-if)#ip add 192.168.5.2 255.255.255.0
r4(config-if)#no shut
r4(config-if)#exit
r4(config)#access-list 1 permit 192.168.3.0 0.0.0.255
r4(config)#access-list 1 permit 192.168.4.0 0.0.0.255
r4(config)#access-list 2 permit 192.168.1.0 0.0.0.255
r4(config)#access-list 2 permit 192.168.2.0 0.0.0.255
r4(config)#router ospf 1
r4(config-route)#network 192.168.5.0 0.0.0.255 area 0
r4(config-route)#redistribution rip metric 10
r4(config-route)#distance 130
r4(config-route)#distance 110 0.0.0.0 255.255.255.255 1
r4(config-route)#router rip
r4(config-route)#redistribution ospf 1 metric 3
r4(config-route)#network 192.168.6.0
r4(config-route)#distance 130
r4(config-route)#distance 120 192.168.6.0 0.0.0.255 2
r4(config-route)#end
r4#

r5 配置

router>en
router#conf t
router(config)#host r1
r5(config)#no ip domain-lookup
r5(config)#ban mot #Welcome to r5#
r5(config)#ena sec 123
r5(config)#line vty 0 4
r5(config-line)#no login
r5(config-line)#int f 0/0
r5(config-if)#des link to r4
r5(config-if)#ip add 192.168.6.1 255.255.255.0
r5(config-if)#no shut
r5(config-if)#int f 1/0
r5(config-if)#des link to r3
r5(config-if)#ip add 192.168.2.2 255.255.255.0
r5(config-if)#no shut
r5(config-if)#int lo0
r5(config-if)#des test network segment
r5(config-if)#ip add 192.168.1.1 255.255.255.0
r5(config-if)#router rip
r5(config-route)#network 192.168.2.0
r5(config-route)#network 192.168.6.0
r5(config-route)#network 192.168.1.0
r5(config-route)#end
r5#

r1>en
Password:
r1#show run
Building configuration...

Current configuration : 807 bytes
!
version 12.3
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname r1
!
boot-start-marker
boot-end-marker
!
enable secret 5 $1$f3QH$71t6moMVwG8cSWZkpd8.8.
!
no aaa new-model
ip subnet-zero
!
!
no ip domain lookup
!
ip cef
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
interface FastEthernet0/0
 description link to r3
 ip address 192.168.3.1 255.255.255.0
 duplex half
!
interface FastEthernet1/0
 description link to r2
 ip address 192.168.4.1 255.255.255.0
 duplex half
!
router ospf 1
 log-adjacency-changes
 network 192.168.3.0 0.0.0.255 area 0
 network 192.168.4.0 0.0.0.255 area 0
!
ip classless
no ip http server
!
!
!
!
!
!
!
!
!
gatekeeper
 shutdown
!
banner motd ^CWelcome to r1^C
!
line con 0
stopbits 1
line aux 0
line vty 0 4
 no login
!
!
end

r1#show ip route
Codes: C - connected, S - static, 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
       i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
       ia - IS-IS inter area, * - candidate default, U - per-user static route
       o - ODR, P - periodic downloaded static route

Gateway of last resort is not set

C    192.168.4.0/24 is directly connected, FastEthernet1/0
O    192.168.5.0/24 [110/2] via 192.168.4.2, 00:06:28, FastEthernet1/0
O E2 192.168.6.0/24 [110/10] via 192.168.3.2, 00:04:23, FastEthernet0/0
O E2 192.168.1.0/24 [110/10] via 192.168.3.2, 00:04:02, FastEthernet0/0
O E2 192.168.2.0/24 [110/10] via 192.168.3.2, 00:04:02, FastEthernet0/0
C    192.168.3.0/24 is directly connected, FastEthernet0/0

r1#192.168.4.2
Trying 192.168.4.2 ... Open
Welcome to r2
r2>en
Password:
r2#show run
Building configuration...

Current configuration : 807 bytes
!
version 12.3
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname r2
!
boot-start-marker
boot-end-marker
!
enable secret 5 $1$UZo.$idqpYk8o3ubiucTw9IhLR/
!
no aaa new-model
ip subnet-zero
!
!
no ip domain lookup
!
ip cef
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
interface FastEthernet0/0
 description link to r4
 ip address 192.168.5.1 255.255.255.0
 duplex half
!
interface FastEthernet1/0
 description link to r1
 ip address 192.168.4.2 255.255.255.0
 duplex half
!
router ospf 1
 log-adjacency-changes
 network 192.168.4.0 0.0.0.255 area 0
 network 192.168.5.0 0.0.0.255 area 0
!
ip classless
no ip http server
!
!
!
!
!
!
!
!
!
gatekeeper
 shutdown
!
banner motd ^CWelcome to r2^C
!
line con 0
stopbits 1
line aux 0
line vty 0 4
 no login
!
!
end

r2#show ip route
Codes: C - connected, S - static, 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
       i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
       ia - IS-IS inter area, * - candidate default, U - per-user static route
       o - ODR, P - periodic downloaded static route

Gateway of last resort is not set

C    192.168.4.0/24 is directly connected, FastEthernet1/0
C    192.168.5.0/24 is directly connected, FastEthernet0/0
O E2 192.168.6.0/24 [110/10] via 192.168.5.2, 00:04:32, FastEthernet0/0
O E2 192.168.1.0/24 [110/10] via 192.168.5.2, 00:04:11, FastEthernet0/0
O E2 192.168.2.0/24 [110/10] via 192.168.5.2, 00:04:11, FastEthernet0/0
O    192.168.3.0/24 [110/2] via 192.168.4.1, 00:06:36, FastEthernet1/0

r2#192.168.3.2
Trying 192.168.3.2 ... Open
Welcome to r3
r3>en
Password:
r3#show run
Building configuration...

Current configuration : 1138 bytes
!
version 12.3
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname r3
!
boot-start-marker
boot-end-marker
!
enable secret 5 $1$tvCZ$7DL2XTJkbmcnflB0CN/yT0
!
no aaa new-model
ip subnet-zero
!
!
no ip domain lookup
!
ip cef
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
interface FastEthernet0/0
 description link to 5
 ip address 192.168.2.1 255.255.255.0
 duplex half
!
interface FastEthernet1/0
 description link to r1
 ip address 192.168.3.2 255.255.255.0
 duplex half
!
router ospf 1
 log-adjacency-changes
 redistribute rip metric 10
 network 192.168.3.0 0.0.0.255 area 0
 distance 130
 distance 110 0.0.0.0 255.255.255.255 1
!
router rip
 redistribute ospf 1 metric 3
 network 192.168.2.0
 distance 130
 distance 120 192.168.2.0 0.0.0.255 2
!
ip classless
no ip http server
!
!
access-list 1 permit 192.168.4.0 0.0.0.255
access-list 1 permit 192.168.5.0 0.0.0.255
access-list 2 permit 192.168.1.0 0.0.0.255
access-list 2 permit 192.168.6.0 0.0.0.255
!
!
!
!
!
!
gatekeeper
 shutdown
!
banner motd ^CWelcome to r3^C
!
line con 0
 stopbits 1
line aux 0
line vty 0 4
 no login
!
!
end

r3#show ip route
Codes: C - connected, S - static, 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
       i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
       ia - IS-IS inter area, * - candidate default, U - per-user static route
       o - ODR, P - periodic downloaded static route

Gateway of last resort is not set

O    192.168.4.0/24 [110/2] via 192.168.3.1, 00:13:34, FastEthernet1/0
O    192.168.5.0/24 [110/3] via 192.168.3.1, 00:13:34, FastEthernet1/0
R    192.168.6.0/24 [120/1] via 192.168.2.2, 00:00:52, FastEthernet0/0
R    192.168.1.0/24 [120/1] via 192.168.2.2, 00:00:52, FastEthernet0/0
C    192.168.2.0/24 is directly connected, FastEthernet0/0
C    192.168.3.0/24 is directly connected, FastEthernet1/0

r3#192.168.5.2
Trying 192.168.5.2 ... Open
Welcome to r4
r4>en
Password:
r4#show run
Building configuration...

Current configuration : 1139 bytes
!
version 12.3
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname r4
!
boot-start-marker
boot-end-marker
!
enable secret 5 $1$6w.P$9QBG4qawc/Bim0GTP8zCf1
!
no aaa new-model
ip subnet-zero
!
!
no ip domain lookup
!
ip cef
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
interface FastEthernet0/0
 description link to r5
 ip address 192.168.6.2 255.255.255.0
 duplex half
!
interface FastEthernet1/0
 description link to r2
 ip address 192.168.5.2 255.255.255.0
 duplex half
!
router ospf 1
 log-adjacency-changes
 redistribute rip metric 10
 network 192.168.5.0 0.0.0.255 area 0
 distance 130
 distance 110 0.0.0.0 255.255.255.255 1
!
router rip
 redistribute ospf 1 metric 3
 network 192.168.6.0
 distance 130
 distance 120 192.168.6.0 0.0.0.255 2
!
ip classless
no ip http server
!
!
access-list 1 permit 192.168.3.0 0.0.0.255
access-list 1 permit 192.168.4.0 0.0.0.255
access-list 2 permit 192.168.1.0 0.0.0.255
access-list 2 permit 192.168.2.0 0.0.0.255
!
!
!
!
!
!
!
gatekeeper
 shutdown
!
banner motd ^CWelcome to r4^C
!
line con 0
 stopbits 1
line aux 0
line vty 0 4
 no login
!
!
end

r4# show ip route
Codes: C - connected, S - static, 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
       i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
       ia - IS-IS inter area, * - candidate default, U - per-user static route
       o - ODR, P - periodic downloaded static route

Gateway of last resort is not set

O    192.168.4.0/24 [110/2] via 192.168.5.1, 00:07:43, FastEthernet1/0
C    192.168.5.0/24 is directly connected, FastEthernet1/0
C    192.168.6.0/24 is directly connected, FastEthernet0/0
R    192.168.1.0/24 [120/1] via 192.168.6.1, 00:00:17, FastEthernet0/0
R    192.168.2.0/24 [120/1] via 192.168.6.1, 00:00:17, FastEthernet0/0
O    192.168.3.0/24 [110/3] via 192.168.5.1, 00:07:43, FastEthernet1/0

r4#192.168.2.2
Trying 192.168.2.2 ... Open
Welcome to r5
r5>en
Password:
r5#show run
Building configuration...

Current configuration : 862 bytes
!
version 12.3
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname r5
!
boot-start-marker
boot-end-marker
!
enable secret 5 $1$oGSI$ilvTLHMMLLcE8KjA9xBbZ0
!
no aaa new-model
ip subnet-zero
!
!
no ip domain lookup
!
ip cef
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
interface Loopback0
 description test network segment
 ip address 192.168.1.1 255.255.255.0
!
interface FastEthernet0/0
 description link to r4
 ip address 192.168.6.1 255.255.255.0
 duplex half
!
interface FastEthernet1/0
 description link to r3
 ip address 192.168.2.2 255.255.255.0
 duplex half
!
router rip
 network 192.168.1.0
 network 192.168.2.0
 network 192.168.6.0
!
ip classless
no ip http server
!
!
!
!
!
!
!
!
!
gatekeeper
 shutdown
!
banner motd ^CWelcome to r5^C
!
line con 0
 stopbits 1
line aux 0
line vty 0 4
 no login
!
!
end

r5#show ip route
Codes: C - connected, S - static, 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
       i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
       ia - IS-IS inter area, * - candidate default, U - per-user static route
       o - ODR, P - periodic downloaded static route

Gateway of last resort is not set

R    192.168.4.0/24 [120/3] via 192.168.2.1, 00:00:11, FastEthernet1/0
                    [120/3] via 192.168.6.2, 00:00:19, FastEthernet0/0
R    192.168.5.0/24 [120/3] via 192.168.2.1, 00:00:11, FastEthernet1/0
                    [120/3] via 192.168.6.2, 00:00:19, FastEthernet0/0
C    192.168.6.0/24 is directly connected, FastEthernet0/0
C    192.168.1.0/24 is directly connected, Loopback0
C    192.168.2.0/24 is directly connected, FastEthernet1/0
R    192.168.3.0/24 [120/3] via 192.168.2.1, 00:00:11, FastEthernet1/0
                    [120/3] via 192.168.6.2, 00:00:19, FastEthernet0/0

r4#traceroute 192.168.3.2

Type escape sequence to abort.
Tracing the route to 192.168.3.2

  1 192.168.5.1 132 msec 92 msec 92 msec
  2 192.168.4.1 212 msec 188 msec 188 msec
  3 192.168.3.2 236 msec *  308 msec

r4#traceroute 192.168.1.1

Type escape sequence to abort.
Tracing the route to 192.168.1.1

  1 192.168.6.1 108 msec *  140 msec

r3#traceroute 192.168.5.2

Type escape sequence to abort.
Tracing the route to 192.168.5.2

  1 192.168.3.1 348 msec 240 msec 188 msec
  2 192.168.4.2 284 msec 284 msec 284 msec
  3 192.168.5.2 568 msec *  596 msec

r2#traceroute 192.168.1.1

Type escape sequence to abort.
Tracing the route to 192.168.1.1

  1 192.168.5.2 100 msec 116 msec 68 msec
  2 192.168.6.1 164 msec *  188 msec

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