交换技术有两种基本类型：电路交换和报文交换。
There are two basic types of switching techniques: circuit switching and message switching.
WAN连接类型包括专线、电路交换和分封交换。
WAN connection types include leased line, circuit-switched, and packet-switched.
这三种方法通用性强，可广泛应用于电路交换网的分析和设计。
These methods can be applied universally, such as the analysis and design of circuit switching networks.
并对频谱需求分析所需的电路交换业务资源占用度量方法进行了研究。
This paper also studies and compares three different methods to measure the resources used by each circuit switched service, which is to be determined in spectrum requirements analysis.
在给定的条件下，为无级电路交换网的话务性能分析提出了一种新的算法。
Given the conditions supposed in the paper, a new algorithm for the performance analysis of the non-hierarchical circuit switching network is proposed.
OBS网络中结合了电路交换和光分组交换的优点，是两者之间的平衡选择。
OBS networks combine electronic switching and optical Packet switching's strongpoint, is a balanceable choice.
以电路交换和数字程控交换技术为基础的电话网更是在整个通信网中占据着重要的地位。
The telephone network based on circuit-switching and digital program controlled exchanging technology plays an important role in the whole communicating networks.
很多观察家摒弃了在坏的、老的电路交换和好的、新的包路由之间极化内部网电话的想法。
Many observers reject the idea of polarizing Intranet telephony between bad, old circuit switching and good, new packet routing.
软交换是下一代网络的核心设备之一，也是目前电路交换网向分组交换网演进的设备之一。
Soft exchange is one of the core equipment of the next-generation network and also one of the equipment of evolving from circuit exchange network to packet exchange network.
随着电信技术的进步，基于电路交换技术的PSTN正逐步向下一代网络（NGN）过渡。
With the progress of telecommunication technology, PSTN based on circuit switch technology is carrying out the transition to the Next Generation Network (NGN) increasingly.
另外，硬件电路交换网要办切实极为昂贵，因为大部分语音和数据服务就必须支持不同的绳索。
Also, the hardware circuit-switched networks need to run effectively are extremely expensive, mostly because voice and data services must be supported on different wires.
在电路交换网络中使用电路时，您在使用该电路的时间内将拥有整个电路，不会与其他用户争用。
In a circuit-switched network when you use a circuit, you have the full circuit for the time that you are using the circuit without competition from other users.
在这里概述的题目包括点对点链路，电路交换，分组包交换，虚电路，拨号服务，和WAN设备。
Topics summarized here include point-to-point links, circuit switching, packet switching, virtual circuits, dialup services, and WAN devices.
这就意味着目前存在的面向连接的和电路交换的网络必须升级，以便能够支持分组交换的数据业务。
This means that many of the existing connection-oriented or circuit-switched networks will need to be upgraded to support packet-switched data traffic.
最近，光突发交换技术的出现掀开了光通信技术的新篇章，它是光电路交换和光分组交换的折中方案。
Recently, optical burst switching, or OBS, which represents a balance between circuit and packet switching, has opened up some exciting new dimensions in optical networking.
此外，传输层允许IMS设备通过PSTN网关呼叫PSTN网络或其他电路交换网络和接收来自这些网络的呼叫。
In addition, the transport layer allows IMS devices to make and receive calls to and from the PSTN network or other circuit-switched networks via the PSTN gateway.
该系统不仅可用于PSTN，也可用于其它和PSTN类似的基于电路交换和网络本身没有保密的系统。
This system is applied in not only PSTN but also non-security system based on circuit switched networks.
以电路交换为基础的程控交换技术在当前的通信网中占有重要比重，它仍是当前通信的主要手段和研究内容。
The Digital Program Control Switch System, which based on the circuit switch, is still the main means of telecommunication field and plays an important role in the telecom network system.
光突发交换(OBS)是兼顾光电路交换和光分组交换优点的一种折衷方案，是未来光互联网的一种实现形式。
Optical burst switching (OBS) is a compromising method combining the advantages of optical circuit switching and optical packet switching and is a promising optical internetworking form in the future.
不幸的是，这个动态填补线路会使得电影内容看起来像简易的视频—就像“肥皂剧效应”一样，电路交换时产生了干扰。
Unfortunately, the motion-compensating circuitry can make filmed content appear like a cheap video-a glitch known in the trade as the "soap-opera effect".
目前移动通信网络主要由电路交换(CS)域，分组交换(PS)域和IP多媒体子系统(IMS)域三个部分构成。
At present, the mobile communication network is mainly divided into three domains which are circuit-switching (CS) domain, packet switching (PS) domain, and IP Multimedia Subsystem (IMS) domain.
在软交换网络体系中，IP中继媒体网关完成电路交换网侧与IP分组网络侧媒体流的转换，同信令网关一起完成电路交换网与IP网络的互通。
Trunking Media Gateway transmits media stream between IP and circuit switching networks, implements interworking of IP and circuit switching networks with signaling gateway in Softswitch network.
基于IP多媒体子系统(IMS)的语音呼叫连续性解决方案是实现固定移动融合(FMC)的一种方式，可以实现从电路交换方式向IMS方式的过渡和演进。
The Voice Call Continuity (VCC) -based IP Multimedia Subsystem (IMS) solution can accomplish Circuit Switched (CS) -ims handover and is a approach to Fixed-mobile Convergence (FMC).
未来WCDMA无线网上承载的是包括电路交换域（CS）和分组交换域（PS）的混合业务，因此WCDMA无线网规划的质量高低与混合业务测算的方法直接相关。
The WCDMA wireless network will carry hybrid services of CS and PS. The calculation method of hybrid services capacity directly relates to the network planning result.
未来WCDMA无线网上承载的是包括电路交换域（CS）和分组交换域（PS）的混合业务，因此WCDMA无线网规划的质量高低与混合业务测算的方法直接相关。
The WCDMA wireless network will carry hybrid services of CS and PS. The calculation method of hybrid services capacity directly relates to the network planning result.
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