网关设备

μClinux下蓝牙PSTN网关设备驱动的实现

Realization of Bluetooth PSTN Gateway Device Driver in μ Clinux System

基于tripleplay业务的家庭网关设备的研究与实现

Research and Implementation of Home Gateway Device with Triple Play Service

面向WLAN的无线传感器网络网关设备及其接入机制

Gateway Device and Access Mechanism for WLAN in Wireless Sensor Networks

起初，OSGi旨在用于家庭自动化和家庭网关设备。

Initially , OSGi was targeted at home automation and residential gateway devices .

自行设计的双口RAM控制权握手协议，为网关设备的数据缓冲提供了了解决方案。

To self-designed the dual port RAM handshake protocol for the gateway device , which provides a data buffering solution .

不过，如果要加密发送给云提供商的数据，或者需要在发送之前进行扫描，那么客户端XML网关设备是完成这个任务的最佳工具。

However , if the data sent to the cloud provider is to be encrypted or scanned prior to sending , then a client-side XML gateway appliance is an ideal tool for this job .

在基于SIP协议的VoIP系统中，SIP/PSTN网关设备用来实现IP网络和公用交换电话网络（PSTN）之间的信令和媒体转换。

In the VoIP system based on SIP , the SIP / PSTN gateway equipment is used for signaling and media conversion between IP network and public switched telephone network ( PSTN ) .

为了实现SSL安全协议的监控，本文对直接建立的一条SSL链接进行了拦截，在Web应用客户端和所请求的Web应用服务器之问架设中间客户端网关设备。

In order to achieve the monitoring of the SSL security protocol , the SSL link , which is directly established , is intercepted intermediately by client gateway device between the Web application client and the requested Web application server .

可以由网关设备（如DataPower）在前端执行这些密集的操作，这样可以显著地节省后端资源的消耗和配置。

These intensive actions can be performed by gateway devices , such as DataPower , at the front-end-at a significant savings in back-end resource consumption and configuration .

本文主要从硬件实现的角度出发，描述了一种从IP网络到WSN网络网关设备的硬件实现方案，给出了该网关的各个关键硬件模块接口的设计方案。

This article describes a method of hardware realization plan of the connection of IP network and WSN from the aspect of hardware . Based on the analysis the function of each module , the key hardware modules interface was designed .

下一代网络（NGN）将控制层和媒体层分离，网关设备也因此被分解成煤体网关和媒体网关控制器。

The control layer and the media layer are separated in the architecture of Next Generation Network . As a result , the gateway device is decomposed into media gateway and media gateway controller .

在数字家庭的体系里，处于核心地位的家庭网关设备（ResidentialGateway，RG）是家庭网络与外部网络发生联系的桥梁，也是数字家庭各种业务和应用的关键。

As the core equipment of digital home , RG ( Residential gateway ) is not only the bridge between home networking and external networks , but also the key point of various services and applications of digital home .

MCU可以实现对DCU中连接家电产品的开关调控及状态信息的收集处理，同时MCU还作为网关设备提供在INTERNET、电话网络及无线遥控终端上对家电产品实现远程测控的接口。

MCU may control the switch and gather the state information of the electronic devices in the home . MCU may also be taken as the gateway that provides the interface with internet , the telephone network and wireless terminal to control the device remotely .

软件功能符合IEC61375标准的规定，可为标准TCN网关设备和车辆控制单元提供配置数据库和实时在线网络监视。

The software functions conform to IEC61375 standard , and could support configuration database and realtime on line network monitoring for standard TCN gateway and vehicle control unit ( VCU ) .

E1接口板卡是SIPG网关设备物理层的连接，实现E1信号的收发及到PCI接口的映射，提供PSTN的E1线接口，是SIPG网关的基础；

As the basis of SIPG gateway , the E1 interface card connects the SIPG gateway equipments on Physical layer , and realizes the send and receive of E1 signal and the map to PCI interface , and also provides E1 interface of PSTN .

所以无线网络核心网网关设备PGW必须要能处理这些网络的业务，而且要支持手机用户在这三种网络中的无缝移动。

In this way , the wireless core network element PGW ( PDN gateway ) must be able to handle the traffics from all these networks , and also support the smooth mobility of end user among the three networks .

一个家庭网络中往往存在多个网关设备。

There are often several gateway devices in one home network .

回到网络设置窗口，选择你的无线网卡为默认的网关设备。

Back in the Network Settings screen , select your wireless device as the default gateway device .

网关设备的性能直接关系到网络用户的网络通信质量。

The performance of the gateway is directly related to the quality of network communication among the users .

给出了终端设备的程序流程和网关设备的程序流程。

After that the auther discusses the program flow chart of the end-device and the ZigBee / Gprs gateway .

在数据终端上的程序同样的不知道它没有使用电缆连接网关设备。

The application on the data-terminal device is similarly unaware that it is not connected to the gateway device by a cable .

然后，从总体方案设计到主要芯片选型，再到相关电路设计，单板结构设计，印制板布局布线设计，一纸方案转化成了可兼容应用于多个媒体网关设备的分组语音处理模块。

The design in detail includes overall project design , chip selection , related circuit design , board structure design , PCB layout design , etc.

网络带宽的持续不断增长和网络业务的日易复杂化要求通信网关设备具有高吞吐率数据处理的同时可以支持复杂灵活的业务处理。

Continue growth of network bandwidth and complexity of Internet services requires the communications gateway equipment have ability to provide high throughput data forwarding and multiple functions of service supporting .

汇聚节点是整个无线传感器网络的一级数据融合中心，拥有较强的数据处理能力，存储空间和通信能力。同时也具备类似网关设备的职责，是网络拓扑中的关键节点。

Sink node is first layer data fusion center of wireless sensor network , it has strong data processing capability , storage and communications capabilities and it is the key nodes in the network topology .

随着计算机在软件与硬件方面的快速发展，以及以太网／互联网等网络架构的日益成熟，基于嵌入式的无线网关设备逐渐在通信、自动化控制领域中得到广泛的应用，并且发挥着巨大的作用。

With the fast development of computer software and hardware , plus the optimization of Ethernet / Internet network infrastructure , embedded wireless gateway device has been widely used and become vital in the area of communications and automatic control .

本课题另一个重要创新点是实现私网管理地址设备的地址透明访问，处于公网的网管软件要管理私网设备，就要通过网关设备的中转，进而连接到私网设备。

Another important innovation is automatic and transparent access for private address equipments . When management software located in public network manages those equipments located in private network , it needs gateway equipment ` conversions , then connects to private equipments .

用嵌入式网关实现设备诊断信息的网络化。

The information of equipments ' diagnosis embedded gateway can be put on the Internet by using embedded gateway .

无线应用程序服务器通过无线网络将无线内容源连接到无线网关／设备。

A wireless application server connects the wireless content source over the wireless network to the wireless gateway / device .

它目前广泛应用于固网程控交换机。移动程控交换机。信令网关等设备。

It is now widely used for traditional fixed digital switch , mobile switch , signaling gateway and so on .

对大坝安全监测系统的设计方案及其安全性进行了讨论，并对该系统应用的监测模块和网关接入设备进行了研究。

The design scheme and its safety of the dam safety monitoring system are discussed , and the monitoring modules and the LonWorks gateway of the system are also studied .