VPN虚拟专网是在互联网公用网络上建立私有的专用网络。

VPN Virtual Private Network is a private special network built in public net of internet.

youdao

VPN虚拟专网是在互联网公用网络上建立私有的专用网络。

VPN Virtual Private Network is a private special network built in public net of internet.

youdao