思科单区OSPF的配置

　　配置清单：

　　R1

　　interface Loopback0ip address 131.108.4.1 255.255.255.128interface Loopback1ip address 131.108.4.129 255.255.255.128interface Loopback2ip address 131.108.5.1 255.255.255.224interface FastEthernet0/0ip address 131.108.1.1 255.255.255.0interface FastEthernet0/1ip address 132.108.1.1 255.255.255.0router ospf 1 log-adjacency-changes network 131.108.4.0 0.0.0.127 area 0 network 131.108.1.0 0.0.0.255 area 0 network 131.108.4.128 0.0.0.127 area 0 network 131.108.5.0 0.0.0.31 area 0 network 132.108.1.0 0.0.0.255 area 0

　　R2

　　interface Loopback0ip address 131.108.5.33 255.255.255.224interface Loopback1ip address 131.108.6.1 255.255.255.255interface Loopback2ip address 131.108.6.2 255.255.255.255interface FastEthernet0/0ip address 131.108.1.2 255.255.255.0router ospf 1log-adjacency-changes network 131.108.1.0 0.0.0.255 area 0 network 131.108.5.32 0.0.0.31 area 0 network 131.108.6.1 0.0.0.0 area 0 network 131.108.6.2 0.0.0.0 area 0

　　三层交换机

　　ip routingip dhcp pool vlan2 network 172.16.1.0 255.255.255.0 default-router 172.16.1.254 dns-server 8.8.8.8ip dhcp pool vlan3 network 172.16.2.0 255.255.255.0 default-router 172.16.2.254 dns-server 8.8.8.8interface FastEthernet0/1no switchportip address 132.108.1.2 255.255.255.0interface FastEthernet0/2switchport access vlan 2switchport mode accessinterface FastEthernet0/3switchport access vlan 3switchport mode accessinterface Vlan2ip address 172.16.1.254 255.255.255.0interface Vlan3ip address 172.16.2.254 255.255.255.0router ospf 1log-adjacency-changesnetwork 132.108.1.0 0.0.0.255 area 0network 172.16.1.0 0.0.0.255 area 0network 172.16.2.0 0.0.0.255 area 0

　　验证

　　PC机动态获取了IP地址

　　可以ping通R2，实现了全网互通