核心网络

无论是固定网络还是移动核心网络都逐渐引入了IP承载网技术。

Both the fixed network and mobile core network are gradually introduced the IP bearer network technology .

GPRS的核心网络为IP网络，其QoS管理与Internet网络的QoS相类似。

The GPRS Core Network is an IP network , and its QoS management is similar to Internet .

蜂窝移动通信系统核心网络的演进与全IP核心网络

Evolution of Cellular Mobile Communication Core Networks and All - IP Core Networks

如何构建高速IP核心网络

How to Construct of the High-Speed IP Network

核心网络仅维护其本身的QoS信息并使用QoS路由，而不保存每流状态；

The core only maintains its own QoS information without saving per-flow state .

该机制以无连接的逐跳QoS路由为基础，将整个互联网划分成核心网络和边缘网络两层。

Based on hop-by-hop QoS routing , the Internet is divided into core and edge networks .

山西移动GPRS核心网络发展浅析

Shanxi Moves the GPRS Core Network Development Brief Analysis

服务提供者能建立使用相同核心网络的多个VPN。

The service provider can create multiple VPNs using the same core network .

增强型3G核心网络体系结构的研究

Study on Enhanced 3G Core Network Architecture

LISA将网络分为核心网络和边缘网络。

LISA divides the network into core network and edge network .

CDMA核心网络的演进路线

Evolution of CDMA Core Network

核心网络演进与MPLS技术

The Evolution of Nucleus Net and MPLS Technology

分析了WCDMA网络的构架和核心网络的基本结构。

The framework of a WCDMA network ; the structure of a WCDMA core network ;

介绍了民航信息核心网络的概况以及DWDM技术原理、应用情况。

This paper gives a presentation on civil aviation core-network and DWDM theory .

随着网络的逐步演进，IP分组网络将是核心网络，传统的PSTN/ISDN网络将成为边缘网络。

In the developing process of NGN , the IP network will work as the core network and conventional PSTN / ISDN will become an edge network .

3GPP也决定在基于IP的核心网络中采用SIP协议栈实现多媒体会话控制信令。

Besides , 3GPP decides to adopt the SIP stack to realize multimedia session control signaling in IP-based networks .

利用DWDM实现核心网络的光网络互联

Implementation of Optical Core Network Interconnection with DWDM

DWDM技术在核心网络建设中的应用

Application of DWDM Technology in Core-network Design

SIP是一种基于文本的协议，它是用来和其它的例如HTTP等核心网络协议相结合。

SIP is a text-based protocol that was designed to word hand in hand with other core Internet protocol such as HTTP .

在这种情况下，网络处理器（NP）技术作为面向新一代核心网络需求而发展出来的理想技术平台被提出。

So the network processor ( NP ) technique , as a new core network technique terrace , is brought up .

回想一下，InternetProtocol（IP）是传输协议（通常称为传输控制协议或TCP）下面的核心网络层协议。

Recall that the Internet Protocol ( IP ) is the core network layer protocol that sits below the transport protocol ( most commonly the Transmission Control Protocol , or TCP ) .

UMTS核心网络中的区分服务模型研究

The Research on DiffServ Model in UMTS Core Networks

在3G业务竞争激烈的市场格局中，核心网络设备的安全性越来越受到关注。

In the marketing structure of drastic competition in 3G service area , the security of the core network equipments become more and more important .

UMTS系统结构和核心网络通信分析

Analysis of CN Communication in UMTS System Structure

该服务发现功能的实现只作用在IP多媒体核心网络的子系统中，因此可以和任何一种现有的应用于某一特定接入网络的服务发现机制并存。

Moreover , the SD function only works in the IP Multimedia Core Network Subsystem , and can coexist with any existing SD technology which is the solution for certain specific access network .

提出的路由协议可以很容易的在绝大多数已有路由器中实现，并且兼容未来的新型软件定义的网络（softwaredefinednetworks），如OpenFlow.5.研究并实现了LTE核心网络中的一个视频缓存子系统。

This protocol is compatible to most existing routers and also supports in further software defined networks , such as OpenFlow . 5 . Implementation of a prototype caching system of LTE core network .

机房优化升级用户访问工作方式为AAA网络安全结构后，很好的解决了核心网络设备的安全问题，极大的增强了路由器访问的安全性，方便了用户和设备的管理，提升了工作效率。

Because it resolves security issues of the core network equipment , enhances the router access security and the work efficiency .

将IP路由器直接连接到WDM当中，省去了SONET/SDH和ATM，降低了成本，简化了扩容，改变了核心网络的结构。

Due to eliminating SONET / SDH and ATM elements , and allowing direct connection with IP routers , IP over WDM can reduce network cost and simplify network expansion .

本文就基于CDMA技术的数字集群移动通信系统网络规划与应用的几个方面进行了阐述，包括无线网络、核心网络、计费系统。

Several aspects about the planning and application of the trunking communication network on basiced CDMA were introduced simply in the paper , including wireless network , corn network and billing system .

MPLS是一项有效解决核心网络转发性能、区分服务、流量工程等问题的关键技术；

MPLS is a key technique which can solve problems existed in IP core network such as the performance of forwarding 、 differ service 、 traffic engineer and so on .