A.Server

B.LAC

C.LNS

D.Access users

A.windowsIt's open source, do what you want

B.windowsCompatible with most software and play most games

C.linuxIt is difficult for beginners to get started and needs some learning and guidance

D.linuxis open source, do what you want

A.The Server Map generated by NAT No-PAT is static, that is, after NAT No-PAT is configured, the Server Map table is automatically generated and exists permanently.

B.The function of the Server Map generated by NAT No-PAT is equivalent to the security policy. That is, the packets matching the Server Map table can pass through the firewall directly without matching the security policy.

C.There are two Server Maps generated by NAT No-PAT by default. One is a reverse Server Map table, which is mainly used for address translation without additional configuration of NAT and security policies when external network users actively access the private network users. to access.

D.There are two Server Maps generated by NAT No-PAT by default, one is a forward Server Map table

A.If Tunnel Name is not configured, the tunnel name is the local system name

B.Tunnel Nnames on both ends must be consistent

C.Used to specify the tunnel name of the opposite end

D.Used to specify the local tunnel name

A.alg protocol

B.nat protocol

C.nat alg protocol

D.detect protocol