Integrated IS-IS：同じエリア内のコンフィグ設定
R1(config)# router isis
R1(config-router)# net 49.0001.1111.1111.0001.00
R1(config-router)# is-type level-1
R1(config)# interface GigabitEthernet 0/0
R1(config-if)# ip address 10.0.0.1 255.255.255.0
R1(config-if)# ip router isis
R1(config)# interface GigabitEthernet 0/1
R1(config-if)# ip address 10.1.1.254 255.255.255.0
R1(config-if)# ip router isis
R2(config)# router isis
R2(config-router)# net 49.0001.1111.1111.0002.00
R2(config-router)# is-type level-1
R2(config)# interface GigabitEthernet 0/0
R2(config-if)# ip address 10.0.0.2 255.255.255.0
R2(config-if)# ip router isis
R2(config)# interface GigabitEthernet 0/1
R2(config-if)# ip address 10.1.2.254 255.255.255.0
R2(config-if)# ip router isis
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Integrated IS-IS：ステータス確認（R1）
R1# show clns protocol
IS-IS Router: <Null Tag>
System Id: 1111.1111.0001.00 IS-Type: level-1
Manual area address(es):
49.0001
Routing for area address(es):
49.0001
Interfaces supported by IS-IS:
GigabitEthernet0/1 – IP
GigabitEthernet0/0 – IP
Redistribute:
static (on by default)
Distance for L2 CLNS routes: 110
RRR level: none
Generate narrow metrics: level-1-2
Accept narrow metrics: level-1-2
Generate wide metrics: none
Accept wide metrics: none
R1# show clns neighbors
System Id Interface SNPA State Holdtime Type Protocol
R2 Gi0/0 1234.5678.90ab Up 28 L1 IS-IS
R1# show isis topology
IS-IS TID 0 paths to level-1 routers
System Id Metric Next-Hop Interface SNPA
R1 —
R2 10 R2 Gi0/0 1234.5678.90ab
R1# show ip route
Gateway of last resort is not set
10.0.0.0/8 is variably subnetted, 5 subnets, 2 masks
C 10.0.0.0/24 is directly connected, GigabitEthernet0/0
L 10.0.0.1/32 is directly connected, GigabitEthernet0/0
C 10.1.1.0/24 is directly connected, GigabitEthernet0/1
L 10.1.1.254/32 is directly connected, GigabitEthernet0/1
i L1 10.1.2.0/24 [115/20] via 10.0.0.2, 00:15:36, GigabitEthernet0/0
Integrated IS-IS：ステータス確認（R2）
R2# show clns protocol
IS-IS Router: <Null Tag>
System Id: 1111.1111.0002.00 IS-Type: level-1
Manual area address(es):
49.0001
Routing for area address(es):
49.0001
Interfaces supported by IS-IS:
GigabitEthernet0/1 – IP
GigabitEthernet0/0 – IP
Redistribute:
static (on by default)
Distance for L2 CLNS routes: 110
RRR level: none
Generate narrow metrics: level-1-2
Accept narrow metrics: level-1-2
Generate wide metrics: none
Accept wide metrics: none
R2# show clns neighbors
System Id Interface SNPA State Holdtime Type Protocol
R1 Gi0/0 9876.5432.10ab Up 8 L1 IS-IS
R2# show isis topology
IS-IS TID 0 paths to level-1 routers
System Id Metric Next-Hop Interface SNPA
R1 10 R1 Gi0/0 9876.5432.10ab
R2# show ip route
Gateway of last resort is not set
10.0.0.0/8 is variably subnetted, 5 subnets, 2 masks
C 10.0.0.0/24 is directly connected, GigabitEthernet0/0
L 10.0.0.2/32 is directly connected, GigabitEthernet0/0
i L1 10.1.1.0/24 [115/20] via 10.0.0.1, 00:17:53, GigabitEthernet0/0
C 10.1.2.0/24 is directly connected, GigabitEthernet0/1
L 10.1.2.254/32 is directly connected, GigabitEthernet0/1