Easy IP 配置
4.1 问题
4.2 方案
搭建实验环境,如图-1所示。

图-1
4.3 步骤
实现此案例需要按照如下步骤进行。
1)pc配置
PC-1:
10.1.1.1
255.255.255.0
10.1.1.254
PC-2:
10.1.2.1
255.255.255.0
10.1.2.254
PC-3:
10.1.3.78
255.255.255.0
10.1.3.254
2)sw配置
[SW]vlan batch 10 20 30 66
[SW]interface gi0/0/1
[SW-GigabitEthernet0/0/1]port link access
[SW-GigabitEthernet0/0/1]port default vlan 10
[SW-GigabitEthernet0/0/1]quit
[SW]interface GigabitEthernet 0/0/2
[SW-GigabitEthernet0/0/2]port link access
[SW-GigabitEthernet0/0/2]port default vlan 30
[SW-GigabitEthernet0/0/2]quit
[SW]interface GigabitEthernet 0/0/3
[SW-GigabitEthernet0/0/3]port default vlan 66
[SW-GigabitEthernet0/0/3]quit
[SW]interface GigabitEthernet 0/0/4
[SW-GigabitEthernet0/0/4]port default vlan 20
[SW-GigabitEthernet0/0/4]quit
[SW]interface Vlanif 10
[SW-Vlanif10]ip address 10.1.1.254 24
[SW-Vlanif10]quit
[SW]interface Vlanif 20
[SW-Vlanif20]ip address 10.1.2.254 24
[SW-Vlanif20]quit
[SW]interface Vlanif 30
[SW-Vlanif30]ip address 10.1.3.254 24
[SW-Vlanif30]quit
[SW]interface Vlanif 66
[SW-Vlanif6]ip address 10.1.66.1 24
[SW-Vlanif6]quit
[SW]ip route-static 0.0.0.0 0 10.1.66.254
3)AR1配置
[R1]interface GigabitEthernet 0/0/0
[R1-GigabitEthernet0/0/0]ip address 10.1.66.254 24
[R1-GigabitEthernet0/0/0]quit
[R1]interface GigabitEthernet 0/0/1
[R1-GigabitEthernet0/0/1]ip address 100.1.1.1 24
[R1-GigabitEthernet0/0/1]quit
[R1]ip route-static 0.0.0.0 0 100.1.1.2
[R1]ip route-static 10.1.1.0 24 10.1.66.1
[R1]ip route-static 10.1.2.0 24 10.1.66.1
[R1]ip route-static 10.1.3.0 24 10.1.66.1
4)AR2配置
[R2]interface GigabitEthernet 0/0/0
[R2-GigabitEthernet0/0/0]ip address 200.1.1.254 24
[R2-GigabitEthernet0/0/0]quit
[R2]interface GigabitEthernet 0/0/1
[R2-GigabitEthernet0/0/1]ip address 100.1.1.2 24
[R2-GigabitEthernet0/0/1]quit
5)server配置
Server-1:
200.1.1.1
255.255.255.0
200.1.1.254
6)AR1配置NAT (配置ACL)
[R1]acl 2000
[R1-acl-basic-2000]rule 10 permit source 10.1.1.0 0.0.0.255
[R1-acl-basic-2000]rule 20 permit source 10.1.2.1 0.0.0.254
[R1-acl-basic-2000]rule 30 deny source 10.1.3.78 0.0.0.0
[R1-acl-basic-2000]rule 40 permit source 10.1.3.0 0.0.0.255
[R1-acl-basic-2000]quit
[R1]interface GigabitEthernet 0/0/1
[R1-GigabitEthernet0/0/1]nat outbound 2000
[R1]display nat outbound
NAT Outbound Information:
--------------------------------------------------------------------------
Interface Acl Address-group/IP/Interface Type
--------------------------------------------------------------------------
GigabitEthernet0/0/1 2000 100.1.1.1 easyip
--------------------------------------------------------------------------
Total : 1
4)PC1/2/3测试与Server-1的互通性,如图-10所示


图-10
分享方法
根据终端设备配置ACL,然后再边界设备设置NAT
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