分组传送网

分组传送网具有IP网络灵活的特点，同时保留传送网的多业务、可靠性、可扩展性、可管理性等特点，从而弥补了传统数据网络在扩展性、QoS保障和生存性方面的先天不足。

PTN has the characteristics of IP networks , which is fast and flexible . On the other hand , PTN retains the ability of transporting multi-services , it can be reliable , scalable and manageable just like the conventional transport network .

分组传送网技术在城域网中的应用探讨

Discussion on PTN Strategy in Metro Area Network

业务IP化触发了新一代光传送网&分组传送网的兴起，业务IP化对光传送网提出了更大带宽传送、更加灵活组网等新挑战。

The requirements of IP-based services bring a new generation technology of Optical Transport Network ( OTN ), which named packet transport networks .

基于T-MPLS分组传送网的组网和演进

Networking and Evolution for Packet Transport Network Based on T-MPLS Technology

电信级分组传送网T-MPLS网络生存性技术

T-MPLS Network Survivability Technology on Carrier Packet Transport Network

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）。

Packet Transport Network ( PTN ) technology includes the Transport Multi-Protocol Label Switching ( T-MPLS ) and Provider Backbone Transmission ( PBT ) .

本文系统的研究了PTN网络规划及网络预测的各种技术，针对分组传送网，从业务发展、业务模型、网络现状等方面展开了详细分析。

This paper studies each technique of PTN network planning and prediction , and analyzes in detail from business development , business model , network status and other aspects .

分组传送网（PTN）融合了城域传送网和城域数据网的优势，旨在构造电信级的面向连接的分组承载网络。

Packet transmission network ( PTN ) blend the metropolitan area transport network and the advantages of the metropolitan area data networks , aims to structure of telecommunication level for the grouping of bearing network connection .

在国家863项目的支持下，作者在基于T-MPLS的分组传送网若干控制技术方面做了大量的调查研究、软件仿真和设计开发的工作，形成了一些创新性成果。

In the support of National 863 High Technology Research and Development Project , the author has done a lot of work in the area of control in T-MPLS based transport network .

现有的SDH/MSTP平台的刚性管道已不能够满足高速率、大带宽的新型业务的传送需求，分组传送网PTN技术的使用为城域传送网注入了新的活力。

The rigid pipe of traditional SDH / MSTP platform is no longer able to meet the needs of the high-speed and large-bandwidth new business , the introduction of Packet Transport Network ( PTN ) makes the metropolitan transport network improve easily .

下一代分组传送网的新技术发展走向

Trend of New Technologies for Packet Transport Network of Next Generation

文章就分组传送网的关键技术特征、实现技术原理进行了概括的分析，详细介绍了基于T&MPLS/MPLS-TP的分组传送网设备组网性能的测试方法和面临的问题。

This paper discusses the key technology features , implementation principles of PTN , and introduces the network performance testing method which is based on T-MPLS / MPLS-TP .

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。

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 .

分组传送网是一种面向连接的、基于分组交换的多业务传送技术，能够提供高效的多业务承载能力以及具有强大的操作管理维护能力。

Packet transport network is a kind of connection-oriented and packet-based multi-service transmission technology , which has a good capability of carrying multi-service and the ability to operation , administration and maintenance .

本文从分析现有传送技术所面临的挑战入手，研究和分析了分组传送网应有的处理对象和相应的处理原则等核心问题，进而指出了分组传送网体系架构对下一代传送新技术的要求。

This paper study on the fundamental problems of packet transport network , such as right objects processed by the transport network , the general disciplines of packets handling , presented the requirements of packet transport network for its unique architecture .

随着电力通信网中数据业务的急剧增加，传统的以SDH技术为基础的电力承载网需要向分组交换网络演进，分组传送网技术（PTN）的引入使得传送网技术焕发出新的活力。

With the exponential growth of data services in the network , the traditional electric power communication network with SDH technology-based needs to evolve to packet-switched network . The introduction of Packet Transport Network ( PTN ) will make the transport technology improve easily .