单项选择题
A.ip natinsidesourcestatictcp172.16.10.180interfacegigabitEthernet0/280
B.ip natoutsidesourcestatictcp172.16.10.180interfacegigabitEthernet0/280
C.ip natinsidesourcestatic172.16.10.1218.202.120.54
D.p natoutsidesourcestatic172.16.10.1218.202.120.54