isis topology config
clicquer pour agrandir
configuartion:
hostname R1
no aaa new-model
memory-size iomem 5
ip cef
interface FastEthernet0/0
description connection-to-R7
ip address 10.1.2.1 255.255.255.0
ip router isis
duplex auto
speed auto
isis circuit-type level-2-only
no shut
exit
!
interface Serial0/0
description connection-to-R2
ip address 191.1.1.13 255.255.255.252
ip router isis
encapsulation ppp
clock rate 56000
no shut
exit
!
interface Serial0/1
description connection-to-R3
ip address 191.1.1.2 255.255.255.252
ip router isis
encapsulation ppp
clock rate 56000
no shut
exit
!
interface Serial0/2
description connection-to-R4
ip address 191.1.1.21 255.255.255.252
ip router isis
encapsulation ppp
clock rate 56000
no shut
exit
router isis
net 49.0004.1111.1111.1111.00
is-type level-2-only
end
------------------------
hostname R2
interface FastEthernet0/0
description connection-to-R9
ip address 192.168.1.2 255.255.255.0
ip router isis
duplex auto
speed auto
isis circuit-type level-2-only
no shut
exit
interface Serial0/0
description connection-to-R1
ip address 191.1.1.14 255.255.255.252
ip router isis
encapsulation ppp
no shut
exit
interface Serial0/1
description connection-to-R3
ip address 191.1.1.6 255.255.255.252
ip router isis
encapsulation ppp
no shut
exit
interface Serial0/2
description connection-to-R4
ip address 191.1.1.17 255.255.255.252
ip router isis
encapsulation ppp
clock rate 56000
no shut exit
router isis
net 49.0003.2222.2222.2222.00
is-type level-2-only
exit
!
end
wr
-----------------------
hostname R3
interface FastEthernet0/0
description connection-to-R6
ip address 192.168.0.2 255.255.255.0
ip router isis
duplex auto
speed auto
no shut
exit
interface Serial0/0
description connection-to-R4
ip address 191.1.1.9 255.255.255.252
ip router isis
encapsulation ppp
clock rate 56000
no shut
exit
interface FastEthernet0/1
description connection-to-R5
ip address 10.1.1.2 255.255.255.0
ip router isis
duplex auto
speed auto
no shut
exit
interface Serial0/1
description connection-to-R1
ip address 191.1.1.1 255.255.255.252
ip router isis
encapsulation ppp
clock rate 56000
no shut
exit
interface Serial0/2
description connection-to-R2
ip address 191.1.1.5 255.255.255.252
ip router isis
encapsulation ppp
clock rate 56000
no shut exit
router isis
net 49.0001.3333.3333.3333.00
end
wr
--------------------
hostname R4
interface FastEthernet0/0
description connection-to-R8
ip address 192.168.2.2 255.255.255.0
ip router isis
duplex auto
speed auto
isis circuit-type level-1
no shut
exit
!
interface Serial0/0
description connection-to-R3
ip address 191.1.1.10 255.255.255.252
ip router isis
encapsulation ppp
no shut
exit
!
!
interface Serial0/1
description connection-to-R1
ip address 191.1.1.22 255.255.255.252
ip router isis
encapsulation ppp
clock rate 56000
no shut
exit
interface Serial0/2
description connection-to-R2
ip address 191.1.1.18 255.255.255.252
ip router isis
encapsulation ppp
clock rate 56000
no shut
exit
router isis
net 49.0002.4444.4444.4444.00
!
end
wr
----------------
hostname R5
interface FastEthernet0/0
description connection-to-R3
ip address 10.1.1.1 255.255.255.0
ip router isis
duplex auto
speed auto
no shut
exit
!
router isis
net 49.0001.5555.5555.5555.00
is-type level-1
end
wr
-----------------
hostname R6
interface FastEthernet0/0
description connection-to-R3
ip address 192.168.0.1 255.255.255.0
ip router isis
duplex auto
speed auto
no shut
exit
router isis
net 49.0001.6666.6666.6666.00
is-type level-1
end
wr
----------------
hostname R7
interface FastEthernet0/0
description connection-to-R1
ip address 10.1.2.2 255.255.255.0
ip router isis
duplex auto
speed auto
isis circuit-type level-2-only
no shut
exit
router isis
net 49.0004.7777.7777.7777.00
is-type level-2-only
end
wr
-------------------------
hostname R8
interface FastEthernet0/0
description connection-to-R4
ip address 192.168.2.1 255.255.255.0
ip router isis
duplex auto
speed auto
isis circuit-type level-1
no shut
exit
router isis
net 49.0002.8888.8888.8888.00
is-type level-1
end
wr
-------------------------
hostname R9
interface FastEthernet0/0
description connection-to-R2
ip address 192.168.1.1 255.255.255.0
ip router isis
duplex auto
speed auto
isis circuit-type level-2-only
no shut
exit
router isis
net 49.0003.9999.9999.9999.00
is-type level-2-only
end
wr
--------------------------
test :
R3#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
191.1.0.0/16 is variably subnetted, 10 subnets, 2 masks
i L2 191.1.1.20/30 [115/20] via 191.1.1.10, Serial0/0
[115/20] via 191.1.1.2, Serial0/1
i L2 191.1.1.16/30 [115/20] via 191.1.1.10, Serial0/0
[115/20] via 191.1.1.6, Serial0/2
i L2 191.1.1.13/32 [115/20] via 191.1.1.6, Serial0/2
i L2 191.1.1.12/30 [115/20] via 191.1.1.6, Serial0/2
[115/20] via 191.1.1.2, Serial0/1
C 191.1.1.10/32 is directly connected, Serial0/0
C 191.1.1.8/30 is directly connected, Serial0/0
C 191.1.1.6/32 is directly connected, Serial0/2
C 191.1.1.4/30 is directly connected, Serial0/2
C 191.1.1.2/32 is directly connected, Serial0/1
C 191.1.1.0/30 is directly connected, Serial0/1
10.0.0.0/8 is variably subnetted, 3 subnets, 2 masks
i L2 10.1.2.0/24 [115/20] via 191.1.1.2, Serial0/1
C 10.1.1.0/24 is directly connected, FastEthernet0/1
i L2 10.1.2.2/32 [115/20] via 191.1.1.2, Serial0/1
C 192.168.0.0/24 is directly connected, FastEthernet0/0
i L2 192.168.1.0/24 [115/20] via 191.1.1.6, Serial0/2
i L2 192.168.2.0/24 [115/20] via 191.1.1.10, Serial0/0
R3#
R3#sh clns neighbors
System Id Interface SNPA State Holdtime Type Protocol
R1 Se0/1 *PPP* Up 29 L2 IS-IS
R2 Se0/2 *PPP* Up 28 L2 IS-IS
R4 Se0/0 *PPP* Up 23 L2 IS-IS
R5 Fa0/1 c004.04fc.0000 Up 8 L1 IS-IS
R6 Fa0/0 c005.04fc.0000 Up 8 L1 IS-IS
R3#
------------
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
191.1.0.0/16 is variably subnetted, 9 subnets, 2 masks
C 191.1.1.22/32 is directly connected, Serial0/2
C 191.1.1.20/30 is directly connected, Serial0/2
i L2 191.1.1.16/30 [115/20] via 191.1.1.22, Serial0/2
[115/20] via 191.1.1.14, Serial0/0
C 191.1.1.14/32 is directly connected, Serial0/0
C 191.1.1.12/30 is directly connected, Serial0/0
i L2 191.1.1.8/30 [115/20] via 191.1.1.22, Serial0/2
[115/20] via 191.1.1.1, Serial0/1
i L2 191.1.1.4/30 [115/20] via 191.1.1.14, Serial0/0
C 191.1.1.1/32 is directly connected, Serial0/1
C 191.1.1.0/30 is directly connected, Serial0/1
10.0.0.0/24 is subnetted, 2 subnets
C 10.1.2.0 is directly connected, FastEthernet0/0
i L2 10.1.1.0 [115/20] via 191.1.1.1, Serial0/1
i L2 192.168.0.0/24 [115/20] via 191.1.1.1, Serial0/1
i L2 192.168.1.0/24 [115/20] via 191.1.1.14, Serial0/0
i L2 192.168.2.0/24 [115/20] via 191.1.1.22, Serial0/2
R1#
R1#sh clns nei
System Id Interface SNPA State Holdtime Type Protocol
R2 Se0/0 *PPP* Up 26 L2 IS-IS
R3 Se0/1 *PPP* Up 28 L2 IS-IS
R4 Se0/2 *PPP* Up 23 L2 IS-IS
R7 Fa0/0 c006.04fc.0000 Up 8 L2 IS-IS
R1#
----------------
R2# 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
191.1.0.0/16 is variably subnetted, 10 subnets, 2 masks
i L2 191.1.1.20/30 [115/20] via 191.1.1.18, Serial0/2
[115/20] via 191.1.1.13, Serial0/0
C 191.1.1.18/32 is directly connected, Serial0/2
C 191.1.1.16/30 is directly connected, Serial0/2
C 191.1.1.13/32 is directly connected, Serial0/0
C 191.1.1.12/30 is directly connected, Serial0/0
i L2 191.1.1.8/30 [115/20] via 191.1.1.18, Serial0/2
[115/20] via 191.1.1.5, Serial0/1
C 191.1.1.5/32 is directly connected, Serial0/1
C 191.1.1.4/30 is directly connected, Serial0/1
i L2 191.1.1.1/32 [115/20] via 191.1.1.13, Serial0/0
i L2 191.1.1.0/30 [115/20] via 191.1.1.13, Serial0/0
[115/20] via 191.1.1.5, Serial0/1
10.0.0.0/8 is variably subnetted, 3 subnets, 2 masks
i L2 10.1.2.0/24 [115/20] via 191.1.1.13, Serial0/0
i L2 10.1.1.0/24 [115/20] via 191.1.1.5, Serial0/1
i L2 10.1.2.2/32 [115/20] via 191.1.1.13, Serial0/0
i L2 192.168.0.0/24 [115/20] via 191.1.1.5, Serial0/1
C 192.168.1.0/24 is directly connected, FastEthernet0/0
i L2 192.168.2.0/24 [115/20] via 191.1.1.18, Serial0/2
R2#
R2#sh clns nei
System Id Interface SNPA State Holdtime Type Protocol
R1 Se0/0 *PPP* Up 23 L2 IS-IS
R3 Se0/1 *PPP* Up 22 L2 IS-IS
R4 Se0/2 *PPP* Up 29 L2 IS-IS
R9 Fa0/0 c008.02bc.0000 Up 9 L2 IS-IS
R2#
-----------
R4#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
191.1.0.0/16 is variably subnetted, 11 subnets, 2 masks
C 191.1.1.21/32 is directly connected, Serial0/1
C 191.1.1.20/30 is directly connected, Serial0/1
C 191.1.1.17/32 is directly connected, Serial0/2
C 191.1.1.16/30 is directly connected, Serial0/2
i L2 191.1.1.13/32 [115/20] via 191.1.1.17, Serial0/2
i L2 191.1.1.12/30 [115/20] via 191.1.1.21, Serial0/1
[115/20] via 191.1.1.17, Serial0/2
C 191.1.1.9/32 is directly connected, Serial0/0
C 191.1.1.8/30 is directly connected, Serial0/0
i L2 191.1.1.4/30 [115/20] via 191.1.1.17, Serial0/2
i L2 191.1.1.1/32 [115/20] via 191.1.1.21, Serial0/1
i L2 191.1.1.0/30 [115/20] via 191.1.1.21, Serial0/1
[115/20] via 191.1.1.9, Serial0/0
10.0.0.0/8 is variably subnetted, 3 subnets, 2 masks
i L2 10.1.2.0/24 [115/20] via 191.1.1.21, Serial0/1
i L2 10.1.1.0/24 [115/20] via 191.1.1.9, Serial0/0
i L2 10.1.2.2/32 [115/20] via 191.1.1.21, Serial0/1
i L2 192.168.0.0/24 [115/20] via 191.1.1.9, Serial0/0
i L2 192.168.1.0/24 [115/20] via 191.1.1.17, Serial0/2
C 192.168.2.0/24 is directly connected, FastEthernet0/0
R4#
R4#sh clns neighbors
System Id Interface SNPA State Holdtime Type Protocol
R1 Se0/1 *PPP* Up 26 L2 IS-IS
R2 Se0/2 *PPP* Up 24 L2 IS-IS
R3 Se0/0 *PPP* Up 24 L2 IS-IS
R8 Fa0/0 c007.04fc.0000 Up 7 L1 IS-IS
R4#
----------
R8#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 192.168.2.2 to network 0.0.0.0
191.1.0.0/30 is subnetted, 3 subnets
i L1 191.1.1.20 [115/20] via 192.168.2.2, FastEthernet0/0
i L1 191.1.1.16 [115/20] via 192.168.2.2, FastEthernet0/0
i L1 191.1.1.8 [115/20] via 192.168.2.2, FastEthernet0/0
C 192.168.2.0/24 is directly connected, FastEthernet0/0
i*L1 0.0.0.0/0 [115/10] via 192.168.2.2, FastEthernet0/0
R8#
R8#sh clns neighbors
System Id Interface SNPA State Holdtime Type Protocol
R4 Fa0/0 c003.12ac.0000 Up 27 L1 IS-IS
R8#
----------
R9# 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
191.1.0.0/16 is variably subnetted, 8 subnets, 2 masks
i L2 191.1.1.20/30 [115/30] via 192.168.1.2, FastEthernet0/0
i L2 191.1.1.16/30 [115/20] via 192.168.1.2, FastEthernet0/0
i L2 191.1.1.13/32 [115/20] via 192.168.1.2, FastEthernet0/0
i L2 191.1.1.12/30 [115/20] via 192.168.1.2, FastEthernet0/0
i L2 191.1.1.8/30 [115/30] via 192.168.1.2, FastEthernet0/0
i L2 191.1.1.4/30 [115/20] via 192.168.1.2, FastEthernet0/0
i L2 191.1.1.1/32 [115/30] via 192.168.1.2, FastEthernet0/0
i L2 191.1.1.0/30 [115/30] via 192.168.1.2, FastEthernet0/0
10.0.0.0/8 is variably subnetted, 3 subnets, 2 masks
i L2 10.1.2.0/24 [115/30] via 192.168.1.2, FastEthernet0/0
i L2 10.1.1.0/24 [115/30] via 192.168.1.2, FastEthernet0/0
i L2 10.1.2.2/32 [115/30] via 192.168.1.2, FastEthernet0/0
i L2 192.168.0.0/24 [115/30] via 192.168.1.2, FastEthernet0/0
C 192.168.1.0/24 is directly connected, FastEthernet0/0
i L2 192.168.2.0/24 [115/30] via 192.168.1.2, FastEthernet0/0
R9#
R9#show clns neighbors
System Id Interface SNPA State Holdtime Type Protocol
R2 Fa0/0 c001.12ac.0000 Up 29 L2 IS-IS
R9#
----------------
R5#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 10.1.1.2 to network 0.0.0.0
191.1.0.0/30 is subnetted, 3 subnets
i L1 191.1.1.8 [115/20] via 10.1.1.2, FastEthernet0/0
i L1 191.1.1.4 [115/20] via 10.1.1.2, FastEthernet0/0
i L1 191.1.1.0 [115/20] via 10.1.1.2, FastEthernet0/0
10.0.0.0/24 is subnetted, 1 subnets
C 10.1.1.0 is directly connected, FastEthernet0/0
i L1 192.168.0.0/24 [115/20] via 10.1.1.2, FastEthernet0/0
i*L1 0.0.0.0/0 [115/10] via 10.1.1.2, FastEthernet0/0
R5#
System Id Interface SNPA State Holdtime Type Protocol
R3 Fa0/0 c002.12ac.0001 Up 29 L1 IS-IS
R5#
------------------
remarque : les routeurs level 1-only R5, R6, R8 n'ont qu'une route par defaut pour des liens non directement connectés à leur voisin clns.