eNSP-campus-network-用eNSP建立园区网

# 2.0版本 [TOC] ## 实现的功能摘要 1. 实现大楼间的通信 2. 整个内部网络中使用动态路由协议 <br> ## 设备设置 **路由器** R1： ``` # 首先将路由器加入OSPF [R1]ospf 1 router-id 4.4.4.4 [R1-ospf-1]area 0 [R1-ospf-1-area-0.0.0.0]network 192.168.3.0 0.0.0.255 # 配置路由器GE 0/0/0端口地址为192.168.3.1 24 # 配置路由器GE 0/0/1端口地址为210.96.100.1 [R1-ospf-1-area-0.0.0.0]int g0/0/1 [R1-GigabitEthernet0/0/1]ip add 210.96.100.1 24 [R1-GigabitEthernet0/0/1]int g0/0/0 [R1-GigabitEthernet0/0/0]ip add 192.168.3.1 24 [R1-GigabitEthernet0/0/0]quit [R1]ip route-static 0.0.0.0 0.0.0.0 g0/0/1 [R1]ospf 1 [R1-ospf-1]default-route-advertise [R1-ospf-1]return <R1>save The current configuration will be written to the device. Are you sure to continue? (y/n)[n]:y It will take several minutes to save configuration file, please wait...... Configuration file had been saved successfully Note: The configuration file will take effect after being activated ``` **核心交换机** S1： ``` # 首先设置vlan1 2 3并添加对应的ip [S1]vlan b 1 2 3 Info: This operation may take a few seconds. Please wait for a moment...done. [S1]int v1 [S1-Vlanif1]ip add 192.168.1.2 24 [S1-Vlanif1]int v2 [S1-Vlanif2]ip add 192.168.2.2 24 [S1-Vlanif2]int v3 [S1-Vlanif3]ip add 192.168.3.2 24 # 设置g0/0/1 g0/0/2 g0/0/3对应的vlan [S1-Vlanif3]int g0/0/1 [S1-GigabitEthernet0/0/1]port link-type access [S1-GigabitEthernet0/0/1]port default vlan 1 [S1-GigabitEthernet0/0/1]int g0/0/2 [S1-GigabitEthernet0/0/2]port link-type access [S1-GigabitEthernet0/0/2]port default vlan 2 [S1-GigabitEthernet0/0/2]int g0/0/3 [S1-GigabitEthernet0/0/3]port link-type access [S1-GigabitEthernet0/0/3]port default vlan 3 [S1-GigabitEthernet0/0/3]quit # 设置ospf [S1]ospf 1 router-id 1.1.1.1 [S1-ospf-1]area 0 [S1-ospf-1-area-0.0.0.0]network 192.168.1.0 0.0.0.255 [S1-ospf-1-area-0.0.0.0]network 192.168.2.0 0.0.0.255 [S1-ospf-1-area-0.0.0.0]network 192.168.3.0 0.0.0.255 [S1-ospf-1-area-0.0.0.0]return <S1>save The current configuration will be written to the device. Are you sure to continue?[Y/N]y Now saving the current configuration to the slot 0. Save the configuration successfully. ``` **三层交换机** S2： ``` [S2]int v3 [S2-Vlanif3]ip add 192.168.1.1 24 [S2-Vlanif3]quit [S2]int g0/0/3 [S2-GigabitEthernet0/0/3]port link-type access [S2-GigabitEthernet0/0/3]port default vlan 3 [S2-GigabitEthernet0/0/3]quit [S2]ospf 1 router-id 2.2.2.2 [S2-ospf-1]area 0 [S2-ospf-1-area-0.0.0.0]network 192.168.1.0 0.0.0.255 [S2-ospf-1-area-0.0.0.0]network 10.1.1.0 0.0.0.255 [S2-ospf-1-area-0.0.0.0]network 10.1.2.0 0.0.0.255 [S2-ospf-1-area-0.0.0.0]return <S2>save The current configuration will be written to the device. Are you sure to continue?[Y/N]y Now saving the current configuration to the slot 0. Save the configuration successfully. ``` S3: ``` [S3]int v3 [S3-Vlanif3]ip add 192.168.2.1 24 [S3-Vlanif3]quit [S3]int g0/0/3 [S3-GigabitEthernet0/0/3]port link-type access [S3-GigabitEthernet0/0/3]port default vlan 3 [S3-GigabitEthernet0/0/3]quit [S3]ospf 1 router-id 3.3.3.3 [S3-ospf-1]area 0 [S3-ospf-1-area-0.0.0.0]network 192.168.2.0 0.0.0.255 [S3-ospf-1-area-0.0.0.0]network 10.2.1.0 0.0.0.255 [S3-ospf-1-area-0.0.0.0]network 10.2.2.0 0.0.0.255 [S3-ospf-1-area-0.0.0.0]return <S3>save The current configuration will be written to the device. Are you sure to continue?[Y/N]y Now saving the current configuration to the slot 0. Save the configuration successfully. ``` <br> ## 测试 以PC1(10.1.1.10)为例，测试各PC机之间的连通性。 ``` PC>ping 10.2.1.10 Ping 10.2.1.10: 32 data bytes, Press Ctrl_C to break From 10.2.1.10: bytes=32 seq=1 ttl=125 time=141 ms From 10.2.1.10: bytes=32 seq=2 ttl=125 time=125 ms From 10.2.1.10: bytes=32 seq=3 ttl=125 time=109 ms From 10.2.1.10: bytes=32 seq=4 ttl=125 time=141 ms From 10.2.1.10: bytes=32 seq=5 ttl=125 time=109 ms --- 10.2.1.10 ping statistics --- 5 packet(s) transmitted 5 packet(s) received 0.00% packet loss round-trip min/avg/max = 109/125/141 ms PC>ping 10.2.1.10 Ping 10.2.1.10: 32 data bytes, Press Ctrl_C to break From 10.2.1.10: bytes=32 seq=1 ttl=125 time=125 ms From 10.2.1.10: bytes=32 seq=2 ttl=125 time=109 ms From 10.2.1.10: bytes=32 seq=3 ttl=125 time=110 ms --- 10.2.1.10 ping statistics --- 3 packet(s) transmitted 3 packet(s) received 0.00% packet loss round-trip min/avg/max = 109/114/125 ms ``` 可以看到，不同大楼的PC间可以实现通讯。本环节实验成功。 <br> ## 结构图