R1
hostname R1
!
interface Loopback0
ip address 1.1.1.1 255.255.255.255
!
interface Loopback1
ip address 100.0.0.1 255.255.255.255
!
interface FastEthernet0/0
ip address 10.0.12.1 255.255.255.0
!
interface FastEthernet0/1
ip address 10.0.14.1 255.255.255.0
!
interface FastEthernet1/0
ip address 101.0.0.2 255.255.255.252
!
router ospf 1
network 1.1.1.1 0.0.0.0 area 0
network 10.0.0.0 0.255.255.255 area 0
network 100.0.0.0 0.0.1.255 area 0
!
router bgp 64500
no synchronization
bgp log-neighbor-changes
network 100.0.0.0 mask 255.255.254.0
neighbor AS64500 peer-group
neighbor AS64500 remote-as 64500
neighbor AS64500 update-source Loopback0
neighbor AS64500 next-hop-self
neighbor 2.2.2.2 peer-group AS64500
neighbor 3.3.3.3 peer-group AS64500
neighbor 4.4.4.4 peer-group AS64500
neighbor 101.0.0.1 remote-as 64501
no auto-summary
!
ip route 100.0.0.0 255.255.254.0 Null0
R1#sh ip bgp
BGP table version is 451, local router ID is 1.1.1.1
Status codes: s suppressed, d damped, h history, * valid, > best, i - internal,
r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete
Network Next Hop Metric LocPrf Weight Path
* i100.0.0.0/23 3.3.3.3 0 100 0 i
* i 4.4.4.4 0 100 0 i
* i 2.2.2.2 0 100 0 i
*> 0.0.0.0 0 32768 i
*> 101.0.0.0/20 101.0.0.1 0 0 64501 i
*>i102.0.0.0/21 2.2.2.2 0 100 0 64502 i
* 101.0.0.1 0 64501 64502 i
* i103.0.0.0/22 2.2.2.2 0 100 0 64502 64503 i
*> 101.0.0.1 0 64501 64503 i
*>i130.0.0.0/24 4.4.4.4 0 100 0 64504 i
R1#sh 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
102.0.0.0/21 is subnetted, 1 subnets
B 102.0.0.0 [200/0] via 2.2.2.2, 00:26:07
1.0.0.0/32 is subnetted, 1 subnets
C 1.1.1.1 is directly connected, Loopback0
103.0.0.0/22 is subnetted, 1 subnets
B 103.0.0.0 [20/0] via 101.0.0.1, 02:18:45
2.0.0.0/32 is subnetted, 1 subnets
O 2.2.2.2 [110/11] via 10.0.12.2, 00:07:42, FastEthernet0/0
100.0.0.0/8 is variably subnetted, 3 subnets, 3 masks
O 100.0.0.4/30 [110/11] via 10.0.14.4, 00:07:42, FastEthernet0/1
S 100.0.0.0/23 is directly connected, Null0
C 100.0.0.1/32 is directly connected, Loopback1
3.0.0.0/32 is subnetted, 1 subnets
O 3.3.3.3 [110/21] via 10.0.14.4, 00:08:35, FastEthernet0/1
[110/21] via 10.0.12.2, 00:08:35, FastEthernet0/0
101.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
C 101.0.0.0/30 is directly connected, FastEthernet1/0
B 101.0.0.0/20 [20/0] via 101.0.0.1, 02:20:08
4.0.0.0/32 is subnetted, 1 subnets
O 4.4.4.4 [110/11] via 10.0.14.4, 00:08:35, FastEthernet0/1
130.0.0.0/24 is subnetted, 1 subnets
B 130.0.0.0 [200/0] via 4.4.4.4, 00:25:41
10.0.0.0/24 is subnetted, 4 subnets
C 10.0.14.0 is directly connected, FastEthernet0/1
C 10.0.12.0 is directly connected, FastEthernet0/0
O 10.0.23.0 [110/20] via 10.0.12.2, 00:08:35, FastEthernet0/0
O 10.0.34.0 [110/20] via 10.0.14.4, 00:08:35, FastEthernet0/1
R2
hostname R2
!
interface Loopback0
ip address 2.2.2.2 255.255.255.255
!
interface FastEthernet0/0
ip address 10.0.23.2 255.255.255.0
!
interface FastEthernet0/1
ip address 10.0.12.2 255.255.255.0
!
interface FastEthernet1/0
ip address 102.0.0.2 255.255.255.252
!
router ospf 1
network 2.2.2.2 0.0.0.0 area 0
network 10.0.0.0 0.255.255.255 area 0
network 100.0.0.0 0.0.1.255 area 0
!
router bgp 64500
no synchronization
bgp log-neighbor-changes
network 100.0.0.0 mask 255.255.254.0
neighbor AS64500 peer-group
neighbor AS64500 remote-as 64500
neighbor AS64500 update-source Loopback0
neighbor AS64500 next-hop-self
neighbor 1.1.1.1 peer-group AS64500
neighbor 3.3.3.3 peer-group AS64500
neighbor 4.4.4.4 peer-group AS64500
neighbor 102.0.0.1 remote-as 64502
no auto-summary
!
ip route 100.0.0.0 255.255.254.0 Null0
R2#sh ip bgp
BGP table version is 433, local router ID is 2.2.2.2
Status codes: s suppressed, d damped, h history, * valid, > best, i - internal,
r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete
Network Next Hop Metric LocPrf Weight Path
* i100.0.0.0/23 3.3.3.3 0 100 0 i
* i 4.4.4.4 0 100 0 i
* i 1.1.1.1 0 100 0 i
*> 0.0.0.0 0 32768 i
*>i101.0.0.0/20 1.1.1.1 0 100 0 64501 i
* 102.0.0.1 0 64502 64501 i
*> 102.0.0.0/21 102.0.0.1 0 0 64502 i
* i103.0.0.0/22 1.1.1.1 0 100 0 64501 64503 i
*> 102.0.0.1 0 64502 64503 i
*>i130.0.0.0/24 4.4.4.4 0 100 0 64504 i
R2#sh ip rou
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
102.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
C 102.0.0.0/30 is directly connected, FastEthernet1/0
B 102.0.0.0/21 [20/0] via 102.0.0.1, 02:19:51
1.0.0.0/32 is subnetted, 1 subnets
O 1.1.1.1 [110/11] via 10.0.12.1, 00:07:53, FastEthernet0/1
103.0.0.0/22 is subnetted, 1 subnets
B 103.0.0.0 [20/0] via 102.0.0.1, 02:19:21
2.0.0.0/32 is subnetted, 1 subnets
C 2.2.2.2 is directly connected, Loopback0
100.0.0.0/8 is variably subnetted, 3 subnets, 3 masks
O 100.0.0.4/30 [110/21] via 10.0.23.3, 00:08:03, FastEthernet0/0
[110/21] via 10.0.12.1, 00:08:03, FastEthernet0/1
S 100.0.0.0/23 is directly connected, Null0
O 100.0.0.1/32 [110/11] via 10.0.12.1, 00:08:26, FastEthernet0/1
3.0.0.0/32 is subnetted, 1 subnets
O 3.3.3.3 [110/11] via 10.0.23.3, 00:08:26, FastEthernet0/0
101.0.0.0/20 is subnetted, 1 subnets
B 101.0.0.0 [200/0] via 1.1.1.1, 00:26:52
4.0.0.0/32 is subnetted, 1 subnets
O 4.4.4.4 [110/21] via 10.0.23.3, 00:08:26, FastEthernet0/0
[110/21] via 10.0.12.1, 00:08:26, FastEthernet0/1
130.0.0.0/24 is subnetted, 1 subnets
B 130.0.0.0 [200/0] via 4.4.4.4, 00:25:21
10.0.0.0/24 is subnetted, 4 subnets
O 10.0.14.0 [110/20] via 10.0.12.1, 00:08:26, FastEthernet0/1
C 10.0.12.0 is directly connected, FastEthernet0/1
C 10.0.23.0 is directly connected, FastEthernet0/0
O 10.0.34.0 [110/20] via 10.0.23.3, 00:08:26, FastEthernet0/0
R3
hostname R3
!
interface Loopback0
ip address 3.3.3.3 255.255.255.255
!
interface FastEthernet0/0
ip address 10.0.34.3 255.255.255.0
!
interface FastEthernet0/1
ip address 10.0.23.3 255.255.255.0
!
router ospf 1
network 3.3.3.3 0.0.0.0 area 0
network 10.0.0.0 0.255.255.255 area 0
network 100.0.0.0 0.0.1.255 area 0
!
router bgp 64500
no synchronization
bgp log-neighbor-changes
network 100.0.0.0 mask 255.255.254.0
neighbor AS64500 peer-group
neighbor AS64500 remote-as 64500
neighbor AS64500 update-source Loopback0
neighbor AS64500 next-hop-self
neighbor 1.1.1.1 peer-group AS64500
neighbor 2.2.2.2 peer-group AS64500
neighbor 4.4.4.4 peer-group AS64500
no auto-summary
!
ip route 100.0.0.0 255.255.254.0 Null0
R3#sh ip bgp
BGP table version is 40, local router ID is 3.3.3.3
Status codes: s suppressed, d damped, h history, * valid, > best, i - internal,
r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete
Network Next Hop Metric LocPrf Weight Path
* i100.0.0.0/23 1.1.1.1 0 100 0 i
* i 4.4.4.4 0 100 0 i
* i 2.2.2.2 0 100 0 i
*> 0.0.0.0 0 32768 i
*>i101.0.0.0/20 1.1.1.1 0 100 0 64501 i
*>i102.0.0.0/21 2.2.2.2 0 100 0 64502 i
* i103.0.0.0/22 1.1.1.1 0 100 0 64501 64503 i
*>i 2.2.2.2 0 100 0 64502 64503 i
*>i130.0.0.0/24 4.4.4.4 0 100 0 64504 i
R4#sh ip rou
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
102.0.0.0/21 is subnetted, 1 subnets
B 102.0.0.0 [200/0] via 2.2.2.2, 00:25:43
1.0.0.0/32 is subnetted, 1 subnets
O 1.1.1.1 [110/11] via 10.0.14.1, 00:08:48, FastEthernet0/0
103.0.0.0/22 is subnetted, 1 subnets
B 103.0.0.0 [200/0] via 1.1.1.1, 00:25:55
2.0.0.0/32 is subnetted, 1 subnets
O 2.2.2.2 [110/21] via 10.0.34.3, 00:08:48, FastEthernet0/1
[110/21] via 10.0.14.1, 00:08:48, FastEthernet0/0
100.0.0.0/8 is variably subnetted, 3 subnets, 3 masks
C 100.0.0.4/30 is directly connected, FastEthernet1/0
S 100.0.0.0/23 is directly connected, Null0
O 100.0.0.1/32 [110/11] via 10.0.14.1, 00:09:00, FastEthernet0/0
3.0.0.0/32 is subnetted, 1 subnets
O 3.3.3.3 [110/11] via 10.0.34.3, 00:09:00, FastEthernet0/1
101.0.0.0/20 is subnetted, 1 subnets
B 101.0.0.0 [200/0] via 1.1.1.1, 00:26:07
4.0.0.0/32 is subnetted, 1 subnets
C 4.4.4.4 is directly connected, Loopback0
130.0.0.0/24 is subnetted, 1 subnets
B 130.0.0.0 [20/0] via 100.0.0.6, 00:53:01
10.0.0.0/24 is subnetted, 4 subnets
C 10.0.14.0 is directly connected, FastEthernet0/0
O 10.0.12.0 [110/20] via 10.0.14.1, 00:09:00, FastEthernet0/0
O 10.0.23.0 [110/20] via 10.0.34.3, 00:09:00, FastEthernet0/1
C 10.0.34.0 is directly connected, FastEthernet0/1
R4
hostname R4
!
interface Loopback0
ip address 4.4.4.4 255.255.255.255
!
interface FastEthernet0/0
ip address 10.0.14.4 255.255.255.0
!
interface FastEthernet0/1
ip address 10.0.34.4 255.255.255.0
!
interface FastEthernet1/0
ip address 100.0.0.5 255.255.255.252
!
router ospf 1
log-adjacency-changes
passive-interface FastEthernet1/0
network 4.4.4.4 0.0.0.0 area 0
network 10.0.0.0 0.255.255.255 area 0
network 100.0.0.0 0.0.1.255 area 0
!
router bgp 64500
no synchronization
bgp log-neighbor-changes
network 100.0.0.0 mask 255.255.254.0
neighbor AS64500 peer-group
neighbor AS64500 remote-as 64500
neighbor AS64500 update-source Loopback0
neighbor AS64500 next-hop-self
neighbor 1.1.1.1 peer-group AS64500
neighbor 2.2.2.2 peer-group AS64500
neighbor 3.3.3.3 peer-group AS64500
neighbor 100.0.0.6 remote-as 64504
no auto-summary
!
ip route 100.0.0.0 255.255.254.0 Null0
R4#sh ip bgp
BGP table version is 144, local router ID is 4.4.4.4
Status codes: s suppressed, d damped, h history, * valid, > best, i - internal,
r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete
Network Next Hop Metric LocPrf Weight Path
* i100.0.0.0/23 3.3.3.3 0 100 0 i
* i 2.2.2.2 0 100 0 i
* i 1.1.1.1 0 100 0 i
*> 0.0.0.0 0 32768 i
*>i101.0.0.0/20 1.1.1.1 0 100 0 64501 i
*>i102.0.0.0/21 2.2.2.2 0 100 0 64502 i
* i103.0.0.0/22 2.2.2.2 0 100 0 64502 64503 i
*>i 1.1.1.1 0 100 0 64501 64503 i
*> 130.0.0.0/24 100.0.0.6 0 0 64504 i
R4#sh ip rou
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
102.0.0.0/21 is subnetted, 1 subnets
B 102.0.0.0 [200/0] via 2.2.2.2, 00:25:43
1.0.0.0/32 is subnetted, 1 subnets
O 1.1.1.1 [110/11] via 10.0.14.1, 00:08:48, FastEthernet0/0
103.0.0.0/22 is subnetted, 1 subnets
B 103.0.0.0 [200/0] via 1.1.1.1, 00:25:55
2.0.0.0/32 is subnetted, 1 subnets
O 2.2.2.2 [110/21] via 10.0.34.3, 00:08:48, FastEthernet0/1
[110/21] via 10.0.14.1, 00:08:48, FastEthernet0/0
100.0.0.0/8 is variably subnetted, 3 subnets, 3 masks
C 100.0.0.4/30 is directly connected, FastEthernet1/0
S 100.0.0.0/23 is directly connected, Null0
O 100.0.0.1/32 [110/11] via 10.0.14.1, 00:09:00, FastEthernet0/0
3.0.0.0/32 is subnetted, 1 subnets
O 3.3.3.3 [110/11] via 10.0.34.3, 00:09:00, FastEthernet0/1
101.0.0.0/20 is subnetted, 1 subnets
B 101.0.0.0 [200/0] via 1.1.1.1, 00:26:07
4.0.0.0/32 is subnetted, 1 subnets
C 4.4.4.4 is directly connected, Loopback0
130.0.0.0/24 is subnetted, 1 subnets
B 130.0.0.0 [20/0] via 100.0.0.6, 00:53:01
10.0.0.0/24 is subnetted, 4 subnets
C 10.0.14.0 is directly connected, FastEthernet0/0
O 10.0.12.0 [110/20] via 10.0.14.1, 00:09:00, FastEthernet0/0
O 10.0.23.0 [110/20] via 10.0.34.3, 00:09:00, FastEthernet0/1
C 10.0.34.0 is directly connected, FastEthernet0/1
R5
hostname R5
!
interface Loopback0
ip address 5.5.5.5 255.255.255.255
!
interface FastEthernet0/0
ip address 101.0.0.9 255.255.255.252
!
interface FastEthernet0/1
ip address 101.0.0.5 255.255.255.252
!
interface FastEthernet1/0
ip address 101.0.0.1 255.255.255.252
!
router bgp 64501
no synchronization
bgp log-neighbor-changes
network 101.0.0.0 mask 255.255.192.0
network 101.0.0.0 mask 255.255.240.0
neighbor 101.0.0.2 remote-as 64500
neighbor 101.0.0.6 remote-as 64502
neighbor 101.0.0.10 remote-as 64503
no auto-summary
!
ip route 101.0.0.0 255.255.240.0 Null0
R5#sh ip bgp
BGP table version is 16, local router ID is 5.5.5.5
Status codes: s suppressed, d damped, h history, * valid, > best, i - internal,
r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete
Network Next Hop Metric LocPrf Weight Path
* 100.0.0.0/23 101.0.0.6 0 64502 64500 i
*> 101.0.0.2 0 0 64500 i
*> 101.0.0.0/20 0.0.0.0 0 32768 i
* 102.0.0.0/21 101.0.0.2 0 64500 64502 i
* 101.0.0.10 0 64503 64502 i
*> 101.0.0.6 0 0 64502 i
* 103.0.0.0/22 101.0.0.6 0 64502 64503 i
*> 101.0.0.10 0 0 64503 i
* 130.0.0.0/24 101.0.0.10 0 64503 64502 64500 64504 i
* 101.0.0.6 0 64502 64500 64504 i
*> 101.0.0.2 0 64500 64504 i
R5#sh ip rou
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
102.0.0.0/21 is subnetted, 1 subnets
B 102.0.0.0 [20/0] via 101.0.0.6, 02:22:11
103.0.0.0/22 is subnetted, 1 subnets
B 103.0.0.0 [20/0] via 101.0.0.10, 02:22:10
100.0.0.0/23 is subnetted, 1 subnets
B 100.0.0.0 [20/0] via 101.0.0.2, 02:22:11
101.0.0.0/8 is variably subnetted, 4 subnets, 2 masks
C 101.0.0.4/30 is directly connected, FastEthernet0/1
C 101.0.0.0/30 is directly connected, FastEthernet1/0
S 101.0.0.0/20 is directly connected, Null0
C 101.0.0.8/30 is directly connected, FastEthernet0/0
5.0.0.0/32 is subnetted, 1 subnets
C 5.5.5.5 is directly connected, Loopback0
130.0.0.0/24 is subnetted, 1 subnets
B 130.0.0.0 [20/0] via 101.0.0.2, 00:29:24
R6
hostname R6
!
interface Loopback0
ip address 6.6.6.6 255.255.255.255
!
interface FastEthernet0/0
ip address 101.0.0.6 255.255.255.252
!
interface FastEthernet0/1
ip address 102.0.0.9 255.255.255.252
!
interface FastEthernet1/0
ip address 102.0.0.1 255.255.255.252
!
router bgp 64502
no synchronization
bgp log-neighbor-changes
network 102.0.0.0 mask 255.255.248.0
neighbor 101.0.0.5 remote-as 64501
neighbor 102.0.0.2 remote-as 64500
neighbor 102.0.0.10 remote-as 64503
no auto-summary
!
ip route 102.0.0.0 255.255.248.0 Null0
R6#sh ip bgp
BGP table version is 14, local router ID is 6.6.6.6
Status codes: s suppressed, d damped, h history, * valid, > best, i - internal,
r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete
Network Next Hop Metric LocPrf Weight Path
* 100.0.0.0/23 102.0.0.10 0 64503 64501 64500 i
* 101.0.0.5 0 64501 64500 i
*> 102.0.0.2 0 0 64500 i
* 101.0.0.0/20 102.0.0.2 0 64500 64501 i
* 102.0.0.10 0 64503 64501 i
*> 101.0.0.5 0 0 64501 i
*> 102.0.0.0/21 0.0.0.0 0 32768 i
* 103.0.0.0/22 101.0.0.5 0 64501 64503 i
*> 102.0.0.10 0 0 64503 i
* 130.0.0.0/24 101.0.0.5 0 64501 64500 64504 i
*> 102.0.0.2 0 64500 64504 i
R6#sh ip rou
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
102.0.0.0/8 is variably subnetted, 3 subnets, 2 masks
C 102.0.0.0/30 is directly connected, FastEthernet1/0
S 102.0.0.0/21 is directly connected, Null0
C 102.0.0.8/30 is directly connected, FastEthernet0/1
103.0.0.0/22 is subnetted, 1 subnets
B 103.0.0.0 [20/0] via 102.0.0.10, 02:21:45
100.0.0.0/23 is subnetted, 1 subnets
B 100.0.0.0 [20/0] via 102.0.0.2, 02:22:01
101.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
C 101.0.0.4/30 is directly connected, FastEthernet0/0
B 101.0.0.0/20 [20/0] via 101.0.0.5, 02:22:12
6.0.0.0/32 is subnetted, 1 subnets
C 6.6.6.6 is directly connected, Loopback0
130.0.0.0/24 is subnetted, 1 subnets
B 130.0.0.0 [20/0] via 102.0.0.2, 00:28:54
R7
hostname R7
!
interface Loopback1
ip address 130.0.0.1 255.255.255.255
!
interface FastEthernet0/0
ip address 100.0.0.6 255.255.255.252
!
!
router bgp 64504
no synchronization
bgp log-neighbor-changes
network 130.0.0.0 mask 255.255.255.0
neighbor 100.0.0.5 remote-as 64500
no auto-summary
!
ip route 130.0.0.0 255.255.255.0 Null0
R7#sh ip bgp
BGP table version is 54, local router ID is 130.0.0.1
Status codes: s suppressed, d damped, h history, * valid, > best, i - internal,
r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete
Network Next Hop Metric LocPrf Weight Path
*> 100.0.0.0/23 100.0.0.5 0 0 64500 i
*> 101.0.0.0/20 100.0.0.5 0 64500 64501 i
*> 102.0.0.0/21 100.0.0.5 0 64500 64502 i
*> 103.0.0.0/22 100.0.0.5 0 64500 64501 64503 i
*> 130.0.0.0/24 0.0.0.0 0 32768 i
R7#sh ip rou
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
102.0.0.0/21 is subnetted, 1 subnets
B 102.0.0.0 [20/0] via 100.0.0.5, 00:28:45
103.0.0.0/22 is subnetted, 1 subnets
B 103.0.0.0 [20/0] via 100.0.0.5, 00:29:16
100.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
C 100.0.0.4/30 is directly connected, FastEthernet0/0
B 100.0.0.0/23 [20/0] via 100.0.0.5, 00:56:26
101.0.0.0/20 is subnetted, 1 subnets
B 101.0.0.0 [20/0] via 100.0.0.5, 00:29:16
130.0.0.0/16 is variably subnetted, 2 subnets, 2 masks
S 130.0.0.0/24 is directly connected, Null0
C 130.0.0.1/32 is directly connected, Loopback1
R8
hostname R8
!
interface Loopback1
ip address 103.0.0.1 255.255.255.255
!
interface FastEthernet0/0
ip address 102.0.0.10 255.255.255.252
!
interface FastEthernet0/1
ip address 101.0.0.10 255.255.255.252
!
router bgp 64503
no synchronization
bgp log-neighbor-changes
network 103.0.0.0 mask 255.255.252.0
neighbor 101.0.0.9 remote-as 64501
neighbor 102.0.0.9 remote-as 64502
no auto-summary
!
ip route 103.0.0.0 255.255.252.0 Null0
R8#sh ip bgp
BGP table version is 16, local router ID is 103.0.0.1
Status codes: s suppressed, d damped, h history, * valid, > best, i - internal,
r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete
Network Next Hop Metric LocPrf Weight Path
*> 100.0.0.0/23 101.0.0.9 0 64501 64500 i
* 102.0.0.9 0 64502 64500 i
* 101.0.0.0/20 102.0.0.9 0 64502 64501 i
*> 101.0.0.9 0 0 64501 i
* 102.0.0.0/21 101.0.0.9 0 64501 64502 i
*> 102.0.0.9 0 0 64502 i
*> 103.0.0.0/22 0.0.0.0 0 32768 i
* 130.0.0.0/24 101.0.0.9 0 64501 64500 64504 i
*> 102.0.0.9 0 64502 64500 64504 i
R8#sh ip rou
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
102.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
B 102.0.0.0/21 [20/0] via 102.0.0.9, 02:24:11
C 102.0.0.8/30 is directly connected, FastEthernet0/0
103.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
C 103.0.0.1/32 is directly connected, Loopback1
S 103.0.0.0/22 is directly connected, Null0
100.0.0.0/23 is subnetted, 1 subnets
B 100.0.0.0 [20/0] via 101.0.0.9, 02:24:11
101.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
B 101.0.0.0/20 [20/0] via 101.0.0.9, 02:24:32
C 101.0.0.8/30 is directly connected, FastEthernet0/1
130.0.0.0/24 is subnetted, 1 subnets
B 130.0.0.0 [20/0] via 102.0.0.9, 00:29:33