Cisco2621 vronat NAT configuration instance

Router # sh run
Building configuration...
　　
Current configuration:
!
Version 12.0:
Service timestamps debug uptime
Service timestamps log uptime
No service password-encryption
!
Hostname Router
!
!
Username zzf7681
!
!
!
!
Ip subnet-zero
!
!
!
!
Interface FastEthernet0/0
Ip address 218.28.3.134 255.255.255.252
No ip directed-broadcast
Ip nat outside
Duplex auto
Speed auto
!
Interface FastEthernet0/1
Ip address 200.4.3.10 255.255.255.0
No ip directed-broadcast
Ip nat inside
Duplex auto
Speed auto
!
Ip nat pool bbb 218.28.3.134 218.28.3.134 netmask 255.2
Ip nat inside source list 1 pool bbb overload
Ip classless
Ip route 0.0.0.0 0.0.0.0 218.28.3.small
No ip http server
!
Access-list 1 permit 200.4.3.0 0.0.255
!
Line con 0
Password zzf7681
Transport input none
Line aux 0
Line vty 0 4
Password zzf7681
Login
!
End

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