packet circuit

基本解释

There are three basic techniques used for firewalls: packet filtering, circuit gateway, and application gateways.
有三种基本技术用于防火墙：包过滤，电路网关，应用网关。
IMS system architecture based on packet circuit providing telephone services and nontelep hone services is described.
描述了IMS在基于分组域上提供电话和非电话业务的系统架构。
MetaSwitch, a division of Data Connection, is an industry-leading vendor of IMS switching and applications solutions for both packet and circuit-switched networks.
数据连接的一个部门，是IMS切换和包和切换电路的网络的应用程序解决方案的一个工业领先供应商。

Pearse and others dream of unifying the mess, with a box that blends both optics and electronics, fusing the circuit-switched world of phone calls and packet-switched world of Internet data.
FORBES: The God Box
In time, packet networks will almost entirely replace more expensive and less capable circuit-switched networks.
ECONOMIST: Internet telephony
Circuit-switched telephone systems have been replaced by packet-switched networks (most notably the Internet).
FORBES: In Digital Age, U.S. Military Still Stuck With Vietnam-Era Jammers