And we also analyze the performance of large file transfers in packet transport network.
同时，本文还对分组传送网下的大文件传输性能进行了研究。
Abstract: This article describes the drives and history of packet transport network evolution.
摘要：本文首先描述了分组传送网演进的驱动力和演进历史。
Packet Transport Network (PTN) technology includes the Transport Multi-Protocol Label Switching (T-MPLS) and Provider Backbone Transmission (PBT).
分组传送网(PTN)技术包括传送多协议标签交换(T - MPLS)和运营商骨干传送(PBT)。
Warmly welcome customers to visit the guide, who promised to buy tree seedlings new and existing customers, all packet transport, package survival.
热烈欢迎广大客户前来参观指导，承诺凡购买树苗木的新老客户，一律包运输、包成活。
In the evolution of the optical transport network to the packet transport network, one of the main concerns of the operators is the interworking between networks.
在光传送网向分组传送网演进的过程中，网络之间的互联互通是运营商关心的主要问题之一。
Complying with the requirement of the project, the simulation of traffic managing chip with ten million gates in chips of packet transport networks is executed in this subject.
本课题结合项目的要求，对分组传送芯片组中一款千万门级的流量管理芯片进行了仿真验证。
Packet transport network (PTN) is a convergence network of SDH and IP. Under the background of full services operation, this technology represents the development trend of transmission network.
分组传送网是网络融合的产物，在电信行业全业务运营背景下，这一技术代表了传送承栽网络的IP化发展趋势。
Transport Layer protocols, such as the Transmission Control Protocol (TCP), the User Datagram Protocol (UDP), specify a source and destination port number in their packet headers.
传输层协议，诸如传输控制协议（TCP），用户数据报协议（UDP）， 会在它们的头部指定一个资源和目的地的端口号。
In this paper, one new data transport technology named Resilient Packet Ring (RPR) in metropolitan area networks is discussed and anayzed in a great extend.
本文主要是对城域网中一种新型的数据传输技术—弹性分组环（RPR），进行了详细地探讨和深入地研究。
Resilient Packet Ring (RPR) is an IEEE standardized next-generation metro optical transport technology based on ring network topology .
弹性分组环（RPR）是一个由IEEE标准化的基于环网拓扑的新一代城域光传送技术。
When a packet is passed down from the transport layer, IP adds its own header to the packet.
当数据包从传输层向下传递时，IP协议程序把它自己的数据头加到数据包中。
The IP header includes the source IP address where the packet originates, destination IP address where the packet is going, the transport protocol initiating the request.
IP数据头包括数据包产生地的主机ip地址，数据包即将前往的目的地ip地址，以及发出请求的传输协议。
Multiple description(MD) coding has been proved to be an effective method of source coding to overcome errors(packet loss specially) in channel transport.
如今多描述编码已被证明是克服传输错误，尤其是丢包的一种有效的信源编码方法。
Generic framing procedure(GFP) is a new brand of data-packet transmitting protocol on synchronous digital hierarchy(SDH), as well as on optical transport network(OTN).
通用成帧协议（GFP）不仅是光同步数字传输网上的传输协议，而且是光传输网上的新型数据包传输协议，它具有简单、多协议适配等优点。
The packet-based processing system may include multiple processing modules and at least one transport module.
基于分组的处理系统可以包括多个处理模块和至少一个传输模块。
The CAN bus transmission characteristics of packet are mainly analyzed, and transport protocol for the sub-station in the coal mine is designed.
重点分析了CAN总线传输报文的特点，设计了适用于井下分站的传输协议。
With the media streaming transporting, the media source incise the media data, form the RTP framing packet, which is the starting point in realizing the real-time streaming transport.
在媒体流传输过程中，首先，数据源对媒体数据的切割、形成RTP封装包是实现实时流式传输的起点。
With the media streaming transporting, the media source incise the media data, form the RTP framing packet, which is the starting point in realizing the real-time streaming transport.
在媒体流传输过程中，首先，数据源对媒体数据的切割、形成RTP封装包是实现实时流式传输的起点。
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