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.
在公用网络上提供专用网服务的技术，已成为当前网络技术研究的热点之一。
Private service based on the public network is a focus for computer network research.
到公用atm网络的界面由一个E . 164地址来确定。
Interfaces to public ATM networks are identified by an E. 164 address.
该系统适用于城市公用电话自动计费器的网络管理。
This system is applied to network management for booth in the city.
该系统适用于城市公用电话自动计费器的网络管理。
This system is applied to network management for booth in the city.
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