Inside network:
　　3.3.3.4
　　(static to 2.2.2.24 outside)
　　3.3.3.5
　　(static to 2.2.2.25 outside)
　　|
　　|
　　|
　　3.3.3.1 (ethernet 0)
　　Router - the_lorax
　　2.2.2.1 (serial 0)
　　|
　　|
　　|
　　Outside network:
　　2.2.2.2
　　
　　Router Configuration
　　version 11.3
　　service timestamps debug uptime
　　service timestamps log uptime
　　no service password-encryption
　　!
　　hostname the_lorax
　　!
　　enable secret 5 $1$qTEA$EiD5izUJ9cNhgKMjMLAbI/
　　enable password ww
　　!
　　username john password 0 doe
　　! The timeout here is idle-timeout
　　username john autocommand access-enable host timeout 2
　　ip nat pool net-208 2.2.2.10 2.2.2.20 netmask 255.255.255.0
　　ip nat inside source list 1 pool net-208
　　ip nat inside source static 3.3.3.5 2.2.2.25
　　ip nat inside source static 3.3.3.4 2.2.2.24
　　!
　　!
　　interface Ethernet0
　　ip address 3.3.3.1 255.255.255.0
　　ip nat inside
　　no mop enabled
　　!
　　interface Ethernet1
　　no ip address
　　shutdown
　　!
　　interface Serial0
　　ip address 2.2.2.1 255.255.255.0
　　ip access-group 102 in
　　ip nat outside
　　no ip mroute-cache
　　no fair-queue
　　clockrate 125000
　　!
　　interface Serial1
　　no ip address
　　shutdown
　　!
　　access-list 1 permit 3.3.3.0 0.0.0.255
　　access-list 102 permit tcp any host 2.2.2.1 eq telnet log-input
　　! The timeout here is absolute timeout
　　access-list 102 dynamic testlist timeout 5 permit ip any host 2.2.2.24 log-input
　　!
　　!
　　line con 0
　　line aux 0
　　line vty 0 4
　　password ww
　　login local
　　!
　　end 文章錄入：csh    責(zé)任編輯：csh 

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