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R1:
no ip routing(不作路由协议了,能够把R1当作是一台电脑)
interface Serial0
ip address 192.168.10.1 255.255.255.0
ip default-gateway 192.168.10.5
R2:
interface Serial0
ip address 192.168.10.5 255.255.255.0
ip nat inside(定义内部端口)
clockrate 64000
interface Serial1
ip address
ip nat outside(定义外部端口)
clockrate 64000
ip nat pool ABC
access-list 1 permit 192.168.10.0
ip nat inside source list 1 pool ABC overload(将内网地址和外网地址作转换)(注意:“overload”,其转换方式是复用动态地址转换)
ip route
R3:
interface Loopback1
ip address
interface Serial1
ip address
R1#ping
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 64/65/72 ms
R2#sh ip nat trans
Pro Inside global Inside local Outside local Outside global
icm
icm
icm
icm
icm
出自 51CTO.COM博客
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