MPLS動作確認 -その1
MPLS動作確認 -その2の続きになります。
検証構成
検証構成図の再掲になります。
検証Config
次は、CE1〜4になります。CEはシンプルにダイナミックルーティングは使用せず、デフォルトルートをPE側へ向けます。
※CE2〜4は割愛します。
CE1
!
hostname CE1
!
!
ip cef
no ip domain lookup
!
!
!
!
interface Ethernet0/0
ip address 192.168.11.2 255.255.255.0
full-duplex
!
interface Ethernet0/1
ip address 10.1.0.1 255.255.255.0
full-duplex
!
ip route 0.0.0.0 0.0.0.0 192.168.11.1
!
end動作確認
通信経路
PC1 → PC2
PC-1> trace 10.2.0.2 -P 1
trace to 10.2.0.2, 8 hops max (ICMP), press Ctrl+C to stop
1 10.1.0.1 11.507 ms 10.435 ms 10.765 ms
2 192.168.11.1 35.814 ms 35.878 ms 24.181 ms
3 192.168.10.1 93.991 ms 82.439 ms 82.754 ms
4 192.168.21.1 59.543 ms 60.866 ms 58.575 ms
5 192.168.21.2 67.757 ms 59.118 ms 59.308 ms
6 10.2.0.2 84.460 ms 83.894 ms 82.217 ms
PC-1>
PC1 → PC3
PC-1> trace 10.3.0.2 -P 1
trace to 10.3.0.2, 8 hops max (ICMP), press Ctrl+C to stop
1 10.1.0.1 3.842 ms 10.781 ms 10.784 ms
2 192.168.11.1 35.729 ms 36.209 ms 34.284 ms
3 192.168.10.1 84.415 ms 82.378 ms 83.020 ms
4 192.168.31.1 71.119 ms 71.119 ms 72.369 ms
5 192.168.31.2 96.459 ms 82.162 ms 83.328 ms
6 10.3.0.2 115.419 ms 94.301 ms 95.545 ms
PC-1>
PC1 → PC4
PC-1> trace 10.4.0.2 -P 1
trace to 10.4.0.2, 8 hops max (ICMP), press Ctrl+C to stop
1 10.1.0.1 5.866 ms 11.687 ms 11.400 ms
2 192.168.11.1 23.240 ms 22.646 ms 23.591 ms
3 192.168.10.1 83.220 ms 81.246 ms 71.446 ms
4 192.168.41.1 46.893 ms 46.428 ms 47.173 ms
5 192.168.41.2 80.428 ms 81.728 ms 80.432 ms
6 10.4.0.2 113.855 ms 94.998 ms 94.598 ms
PC-1>
※”-P 1″ は、プロトコルとしてICMPを指定するためのオプションになります。
ルーティングテーブル
CE1
CE1#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 192.168.11.1 to network 0.0.0.0
C 192.168.11.0/24 is directly connected, Ethernet0/0
10.0.0.0/24 is subnetted, 1 subnets
C 10.1.0.0 is directly connected, Ethernet0/1
S* 0.0.0.0/0 [1/0] via 192.168.11.1
CE1#
PE1
PE1#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
1.0.0.0/32 is subnetted, 4 subnets
C 1.1.1.1 is directly connected, Loopback0
O 1.1.1.3 [110/21] via 192.168.10.1, 00:26:31, Ethernet0/0
O 1.1.1.2 [110/21] via 192.168.10.1, 00:26:31, Ethernet0/0
O 1.1.1.4 [110/21] via 192.168.10.1, 00:26:31, Ethernet0/0
O 192.168.30.0/24 [110/20] via 192.168.10.1, 00:26:31, Ethernet0/0
C 192.168.10.0/24 is directly connected, Ethernet0/0
O 192.168.40.0/24 [110/20] via 192.168.10.1, 00:26:31, Ethernet0/0
O 192.168.20.0/24 [110/20] via 192.168.10.1, 00:26:32, Ethernet0/0
PE1#
PE1#sh ip route vrf CUST
Routing Table: CUST
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 192.168.11.0/24 is directly connected, Ethernet0/1
10.0.0.0/24 is subnetted, 4 subnets
B 10.2.0.0 [200/0] via 1.1.1.2, 13:52:30
B 10.3.0.0 [200/0] via 1.1.1.3, 00:30:50
S 10.1.0.0 [1/0] via 192.168.11.2
B 10.4.0.0 [200/0] via 1.1.1.4, 00:26:34
PE1#
P1
P1#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
1.0.0.0/32 is subnetted, 4 subnets
O 1.1.1.1 [110/11] via 192.168.10.2, 00:32:36, Ethernet0/0
O 1.1.1.3 [110/11] via 192.168.30.2, 00:32:36, Ethernet0/2
O 1.1.1.2 [110/11] via 192.168.20.2, 00:32:36, Ethernet0/1
O 1.1.1.4 [110/11] via 192.168.40.2, 00:32:36, Ethernet0/3
C 192.168.30.0/24 is directly connected, Ethernet0/2
C 192.168.10.0/24 is directly connected, Ethernet0/0
C 192.168.40.0/24 is directly connected, Ethernet0/3
C 192.168.20.0/24 is directly connected, Ethernet0/1
P1#
PE1、P1のグローバルルーティングテーブルには、BGPネイバー確立用の経路情報だけがインストールされ、VRF CUSTの経路情報は混在していないことが確認できます。
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