The content of this thesis is research on traffic control and related issues of embedded IP-PBX.
本课题研究的内容是嵌入式IP -PB X中的网络流量控制相关问题研究。
User agents are typically phones (POTS, mobile phones, soft phones, IP-PBX devices, and so on), but can be any SIP-enabled device.
用户代理一般是电话(POTS、移动电话、软件电话、IP -PB X设备，等等)，但可以是任意的允许SIP的设备。
The first element is the third party communications infrastructure components a company has in place such as PBX systems, IP Phones, and enterprise business applications and directories.
第一部分是公司已经拥有的第三方通讯基础设施组件，例如PBX系统，IP电话，以及企业级业务应用系统和目录。
One of the main advantages of an IP PBX is the fact that it employs converged data and voice networks.
IPPB X主要的优势之一就是它使用合并的数据与话音网络。
The typical IP PBX can also switch calls between a VoIP user and a traditional telephone user, or between two traditional telephone users in the same way that a conventional PBX does.
典型的IP PBX还能交换VoIP用户与传统电话用户之间的电话，或者以常规p BX一样的方法交换两个传统电话用户之间的电话。
All signaling and voice traffic between the PBX and the provider is exchanged using SIP and RTP protocol packets over the IP network.
所有的信号和语音通信交换机之间的交换和提供者是通过IP使用SIP和RTP协议包网络。
Each call consumes a certain amount of network bandwidth, so the number of calls is limited by the amount of bandwidth that can flow between the IP PBX and the provider's equipment.
每个调用都会消耗一定量的网络带宽，所以电话的数量是有限的带宽，可以流动之间的IP PBX和供应商的设备的数量。
Therefore IP PBX system characteristic and its application technology are worth everybody conducting the research and the discussion.
为此IPPB X系统的特点及其应用技术值得大家进行研究及探讨。
SIP Trunk is a logical connection between an IP PBX and a Service Provider's application servers that allows voice over IP traffic to be exchanged between the two.
一个SIP中继是一个IP PBX和服务提供商的应用服务器，使语音的逻辑联系IP流量将两者之间的交换。
IP telephony system can not only provide voice application, but also provide many kinds of intelligent services, it can replace the traditional Private Branch eXchange (PBX) system completely.
IP电话系统不仅能传输话音，而且能提供多种智能服务，完全可以取代传统的个人分支交换(PBX)系统。
IP telephony system can not only provide voice application, but also provide many kinds of intelligent services, it can replace the traditional Private Branch eXchange (PBX) system completely.
IP电话系统不仅能传输话音，而且能提供多种智能服务，完全可以取代传统的个人分支交换(PBX)系统。
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