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NAT
路由器上ACL与NAT的组合实现
路由器上实现静态SNAT
config t
ip nat inside source static 192.168.0.211 211.0.0.211
ip nat inside source static 192.168.0.212 211.0.0.212
interface fa2/0
ip nat inside
interface s1/0
ip nat outside
end
show ip nat translations *
路由器上实现动态SNAT
config t
access-list 11 permit 192.168.0.0 0.0.0.255
ip nat pool TT 211.0.0.101 211.0.0.150 netmask 255.255.255.0
ip nat inside source list 11 pool TT
interface fa 2/0
ip nat inside
interface s1/4
ip nat outside
end
show ip nat translations *
超载配置
config t
access-list 11 permit 192.168.0.0 0.0.0.255
ip nat pool TT 211.0.0.101 211.0.0.150 netmask 255.255.255.0
ip nat inside source list 11 pool TT overload
interface fa 2/0
ip nat inside
interface s1/4
ip nat outside
end
show ip nat translations *
PAT配置
config t
config t
access-list 11 permit 192.168.0.0 0.0.0.255
ip nat pool TT 211.0.0.101 211.0.0.101 netmask 255.255.255.0
ip nat inside source list 11 pool TT overload
interface fa 2/0
ip nat inside
interface s1/4
ip nat outside
end
show ip nat translations *
NAT