JUNOSのOSPF_その3
構成は↓
ただしR3,R5,R6,R7のみ利用し、↓の感じで構成してみる
1.R3,R5をエリア0
2.R7をエリア700
R5 config
admin@R5# show protocols ospf | display set
set protocols ospf area 0.0.0.0 interface lo0.0 passive
set protocols ospf area 0.0.0.0 interface ge-0/0/2.0
set protocols ospf area 0.0.2.188 interface ge-0/0/1.0
set protocols ospf area 0.0.2.88 interface ge-0/0/0.0
R7 config
admin@R7# show protocols ospf | display set
set protocols ospf area 0.0.2.188 interface ge-0/0/1.0
set protocols ospf area 0.0.2.188 interface lo0.0 passive
R7で確認
admin@R7# run show route protocol ospf
1.1.1.3/32 *[OSPF/10] 00:14:22, metric 3
> to 172.16.8.1 via ge-0/0/1.0
2.1.1.5/32 *[OSPF/10] 00:14:31, metric 1
> to 172.16.8.1 via ge-0/0/1.0
2.1.1.6/32 *[OSPF/10] 00:14:31, metric 2
> to 172.16.8.1 via ge-0/0/1.0
172.16.4.0/24 *[OSPF/10] 00:14:22, metric 3
> to 172.16.8.1 via ge-0/0/1.0
172.16.5.0/24 *[OSPF/10] 00:14:31, metric 2
> to 172.16.8.1 via ge-0/0/1.0
172.16.7.0/24 *[OSPF/10] 00:14:31, metric 2
> to 172.16.8.1 via ge-0/0/1.0
224.0.0.5/32 *[OSPF/10] 1d 21:13:39, metric 1
MultiRecv
今度はR7をStubにしてみる。
R5 Config
admin@R5# show protocols ospf | display set
set protocols ospf area 0.0.0.0 interface lo0.0 passive
set protocols ospf area 0.0.0.0 interface ge-0/0/2.0
set protocols ospf area 0.0.2.188 stub default-metric 5
set protocols ospf area 0.0.2.188 interface ge-0/0/1.0
set protocols ospf area 0.0.2.88 interface ge-0/0/0.0
R7 Config
admin@R7# show protocols ospf | display set
set protocols ospf area 0.0.2.188 stub
set protocols ospf area 0.0.2.188 interface ge-0/0/1.0
set protocols ospf area 0.0.2.188 interface lo0.0 passive
R7確認
admin@R7# run show route protocol ospf
0.0.0.0/0 *[OSPF/10] 00:00:46, metric 6
> to 172.16.8.1 via ge-0/0/1.0
1.1.1.3/32 *[OSPF/10] 00:00:46, metric 3
> to 172.16.8.1 via ge-0/0/1.0
2.1.1.5/32 *[OSPF/10] 00:00:46, metric 1
> to 172.16.8.1 via ge-0/0/1.0
2.1.1.6/32 *[OSPF/10] 00:00:46, metric 2
> to 172.16.8.1 via ge-0/0/1.0
172.16.4.0/24 *[OSPF/10] 00:00:46, metric 3
> to 172.16.8.1 via ge-0/0/1.0
172.16.5.0/24 *[OSPF/10] 00:00:46, metric 2
> to 172.16.8.1 via ge-0/0/1.0
172.16.7.0/24 *[OSPF/10] 00:00:46, metric 2
> to 172.16.8.1 via ge-0/0/1.0
224.0.0.5/32 *[OSPF/10] 1d 21:17:25, metric 1
MultiRecv
admin@R7# run show ospf database
OSPF database, Area 0.0.2.188
Type ID Adv Rtr
Router 2.1.1.5 2.1.1.5
Router *2.1.1.7 2.1.1.7
Network *172.16.8.254 2.1.1.7
Summary 0.0.0.0 2.1.1.5
Summary 1.1.1.3 2.1.1.5
Summary 2.1.1.5 2.1.1.5
Summary 2.1.1.6 2.1.1.5
Summary 172.16.4.0 2.1.1.5
Summary 172.16.5.0 2.1.1.5
Summary 172.16.7.0 2.1.1.5
今度はTotally Stubにしてみる。
R5 config
admin@R5# show protocols ospf | display set
set protocols ospf area 0.0.0.0 interface lo0.0 passive
set protocols ospf area 0.0.0.0 interface ge-0/0/2.0
set protocols ospf area 0.0.2.188 stub default-metric 5
set protocols ospf area 0.0.2.188 stub no-summaries
set protocols ospf area 0.0.2.188 interface ge-0/0/1.0
set protocols ospf area 0.0.2.88 interface ge-0/0/0.0
R7確認
admin@R7# run show route protocol ospf
0.0.0.0/0 *[OSPF/10] 00:03:27, metric 6
> to 172.16.8.1 via ge-0/0/1.0
224.0.0.5/32 *[OSPF/10] 1d 21:27:56, metric 1
MultiRecv
admin@R7# run show ospf database
OSPF database, Area 0.0.2.188
Type ID Adv Rtr
Router 2.1.1.5 2.1.1.5
Router *2.1.1.7 2.1.1.7
Network *172.16.8.254 2.1.1.7
Summary 0.0.0.0 2.1.1.5
LSAのタイプについてはすっかり忘れてるので要復習