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| Строка 2: |
Строка 2: |
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| | Схема будет такая | | Схема будет такая |
| | + | |
| | + | [[Файл:Ospf.jpg]] |
| | + | |
| | | | |
| | | | |
| | router ospf 1 | | router ospf 1 |
| | router-id 192.168.255.1 | | router-id 192.168.255.1 |
| − | network 10.10.10.0 0.0.255.255 area 0 | + | network 10.10.0.0 0.0.255.255 area 0 |
| − | | + | network 192.168.0.0 0.0.255.255 area 0 |
| − | 01:24:07: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.255.48 on FastEthernet0/1.5 from LOADING to FULL, Loading Done
| |
| − | | |
| − | sh ip protocols
| |
| − |
| |
| − | Routing Protocol is "ospf 1" | |
| − | Outgoing update filter list for all interfaces is not set
| |
| − | Incoming update filter list for all interfaces is not set
| |
| − | Router ID 172.16.255.1
| |
| − | Number of areas in this router is 1. 1 normal 0 stub 0 nssa
| |
| − | Maximum path: 4
| |
| − | Routing for Networks:
| |
| − | 172.16.0.0 0.0.255.255 area 0
| |
| − | Routing Information Sources:
| |
| − | Gateway Distance Last Update
| |
| − | 172.16.255.1 110 00:01:02
| |
| − | 172.16.255.48 110 00:01:02
| |
| − | Distance: (default is 110)
| |
| − | | |
| − | sh ip ospf neighbor
| |
| − |
| |
| − | Neighbor ID Pri State Dead Time Address Interface
| |
| − | 172.16.255.48 1 FULL/BDR 00:00:37 172.16.2.18 FastEthernet0/1.5
| |
| − | | |
| − | sh ip route
| |
| − | | |
| − | 172.16.0.0/16 is variably subnetted, 10 subnets, 4 masks
| |
| − | C 172.16.1.0/24 is directly connected, FastEthernet0/0.2
| |
| − | C 172.16.2.0/30 is directly connected, FastEthernet0/1.4
| |
| − | S 172.16.2.4/30 [1/0] via 172.16.2.2
| |
| − | C 172.16.2.16/30 is directly connected, FastEthernet0/1.5
| |
| − | C 172.16.2.128/30 is directly connected, FastEthernet0/1.7
| |
| − | C 172.16.2.196/30 is directly connected, FastEthernet1/0.911
| |
| − | S 172.16.16.0/21 [1/0] via 172.16.2.2
| |
| − | S 172.16.24.0/24 [1/0] via 172.16.2.18
| |
| − | C 172.16.255.1/32 is directly connected, Loopback0
| |
| − | O 172.16.255.48/32 [110/2] via 172.16.2.18, 00:05:01, FastEthernet0/1.5
| |
| − | 198.51.100.0/28 is subnetted, 1 subnets
| |
| − | C 198.51.100.0 is directly connected, FastEthernet0/1.6
| |
| − | S* 0.0.0.0/0 [1/0] via 198.51.100.1
| |
| − | | |
| | | | |
| | router ospf 1 | | router ospf 1 |
| | router-id 192.168.255.2 | | router-id 192.168.255.2 |
| | network 10.10.0.0 0.0.255.255 area 0 | | network 10.10.0.0 0.0.255.255 area 0 |
| | + | network 172.16.1.0 0.255.255.255 area 0 |
| | | | |
| − | 02:10:19: %OSPF-5-ADJCHG: Process 2, Nbr 172.16.255.1 on FastEthernet0/0.5 from LOADING to FULL, Loading Done
| + | router ospf 1 |
| − | | + | router-id 192.168.255.3 |
| − | sh ip protocols | + | network 10.10.0.0 0.0.255.255 area 0 |
| − |
| + | network 172.16.2.0 0.255.255.255 area 0 |
| − | Routing Protocol is "ospf 2"
| |
| − | Outgoing update filter list for all interfaces is not set
| |
| − | Incoming update filter list for all interfaces is not set
| |
| − | Router ID 172.16.255.48
| |
| − | Number of areas in this router is 1. 1 normal 0 stub 0 nssa
| |
| − | Maximum path: 4
| |
| − | Routing for Networks:
| |
| − | 172.16.0.0 0.0.255.255 area 0
| |
| − | Routing Information Sources:
| |
| − | Gateway Distance Last Update
| |
| − | 172.16.255.1 110 00:02:24
| |
| − | 172.16.255.48 110 00:02:24
| |
| − | Distance: (default is 110)
| |
| − | | |
| − | sh ip ospf neighbor
| |
| − |
| |
| − | Neighbor ID Pri State Dead Time Address Interface
| |
| − | 172.16.255.1 1 FULL/DR 00:00:33 172.16.2.17 FastEthernet0/0.5
| |
| | | | |
| | + | router ospf 1 |
| | + | router-id 192.168.255.4 |
| | + | network 10.10.0.0 0.0.255.255 area 0 |
| | + | network 172.16.3.0 0.255.255.255 area 0 |
| | | | |
| − | sh ip route
| |
| | | | |
| − | 172.16.0.0/16 is variably subnetted, 8 subnets, 3 masks
| |
| − | O 172.16.1.0/24 [110/2] via 172.16.2.17, 00:05:06, FastEthernet0/0.5
| |
| − | O 172.16.2.0/30 [110/2] via 172.16.2.17, 00:05:06, FastEthernet0/0.5
| |
| − | C 172.16.2.16/30 is directly connected, FastEthernet0/0.5
| |
| − | O 172.16.2.128/30 [110/2] via 172.16.2.17, 00:05:06, FastEthernet0/0.5
| |
| − | O 172.16.2.196/30 [110/2] via 172.16.2.17, 00:05:06, FastEthernet0/0.5
| |
| − | C 172.16.24.0/24 is directly connected, FastEthernet0/0.2
| |
| − | O 172.16.255.1/32 [110/2] via 172.16.2.17, 00:05:06, FastEthernet0/0.5
| |
| − | C 172.16.255.48/32 is directly connected, Loopback0
| |
| − | S* 0.0.0.0/0 [1/0] via 172.16.2.17
| |
| | | | |
| | Передаём остальным маршрут по умолчанию с корневого маршрутизатора | | Передаём остальным маршрут по умолчанию с корневого маршрутизатора |
Пример на стройки OSFP в небольшой сети(головной офис и три отдельно стоящих склада)
Схема будет такая
Файл:Ospf.jpg
router ospf 1
router-id 192.168.255.1
network 10.10.0.0 0.0.255.255 area 0
network 192.168.0.0 0.0.255.255 area 0
router ospf 1
router-id 192.168.255.2
network 10.10.0.0 0.0.255.255 area 0
network 172.16.1.0 0.255.255.255 area 0
router ospf 1
router-id 192.168.255.3
network 10.10.0.0 0.0.255.255 area 0
network 172.16.2.0 0.255.255.255 area 0
router ospf 1
router-id 192.168.255.4
network 10.10.0.0 0.0.255.255 area 0
network 172.16.3.0 0.255.255.255 area 0
Передаём остальным маршрут по умолчанию с корневого маршрутизатора
default-information originate
Проверяем на любом маршрутизаторе
sh ip route
Gateway of last resort is 10.10.10.1 to network 0.0.0.0
Теперь интернет в удалённых сетях появится(только не забудем про NAT)
