有两种传送方式：线路交换和包交换。
There are two types of transmission: circuit switched and packet switched.
包交换基本服务BPSS ？
包交换不需要在发送方和接收方之间使用专用线路。
Packet switching does not require a dedicated line between the sender and recipient.
包交换的好处就在于它能够处理网络上大量的交易。
The benefit of packet switching is that it can handle high-volume traffic in a network.
兰德直接负责了对因特网至关重要的数据包交换技术的研究。
RAND is directly responsible for packet switching, the technology that made the Internet possible.
数据包交换系统、方法，路由设备，数据包结构和产生方法。
Data pack exchanging system, method, route appts. data pack structure and generation method.
描述了光包交换节点的结构，分析了网络的物理和逻辑的可行性。
The article describes the structure of the optical packet switching node, then analysis the network feasibility in physical and logical aspects.
探讨了包交换计算机网络中，具有端到端时延限制的动态多播路由问题。
This paper studies the problem of dynamic multicast routing with end to end delay constraint in packet switched computer networks.
该文探讨了包交换计算机网络中，具有端到端时延限制的多播路由问题。
This paper studies the problem of multicast routing with end-to-end delay constraint in packet-switched computer networks.
采用IP组播技术的群组通信将是包交换通信网络中非常重要的一类应用。
Group communication based on IP-multicast technology will be an important part of packet switch networks.
一种典型的WAN由称为信息包交换机的电子设备通过通信线路连接而成。
A typical WAN consists of electronic devices called packet switches interconnected by communication lines.
摘要：当前的互联网体系结构是基于终端间包交换的点到点连接通信架构。
Abstract: the current Internet architecture is based on packet switching between the end to end communication architecture.
程序模块(12至22)处理借助于包交换通信网(30)传输的另外信令信息。
The program module (12 -22) processes other signaling information transmitted with the aid of the packet-switching communication network (30).
报警系统。报警传输系统和设备。第1 - 5部分：包交换网络PS N用要求。
Alarm systems - Alarm transmission systems and equipment - Part 1-5: requirements for Packet Switched Network PSN.
将来自各个网络交换机输入端口的第一数据包交换到该网络交换机的专用输出端口。
The first data packets are switched from each of a plurality of network switch input ports to a dedicated output port of the network switch.
例如，互联网包交换协议标榜其服务是“公共互联网领域更快、更安全、更可靠的选择。”
PacketExchange, for example, trumpets it s service as a "faster, safer and more reliable alternative to the public Internet".
本文探讨了在高速包交换计算机网络中，具有端到端时延及时延抖动限制的组播路由问题。
This paper studies the problem of multicast routing with end to end delay and delay variation constraints in high speed packet switched networks.
在这里概述的题目包括点对点链路，电路交换，分组包交换，虚电路，拨号服务，和WAN设备。
Topics summarized here include point-to-point links, circuit switching, packet switching, virtual circuits, dialup services, and WAN devices.
信息包交换的过程相当于一个益智拼图游戏，该游戏中的图案在生产厂家被分解为许多拼合小图并装入胶袋。
Packet switching is similar to a jigsaw puzzle. The image that the puzzle represents is divided into pieces at the manufacturing factory and put into a plastic bag.
取而代之的是，建造世界性数据包交换系统的工作留给了五角大楼，他们设计了ARPANET——因特网的祖先。
Instead, the creation of a worldwide packet-switching system was left to the Pentagon, which devised ARPANET, the predecessor to the Internet.
对线路交换、消息交换、包交换，虚拟旁通和直通的平均通信延迟时间以及直通的平均请求响应时间进有了分析。
This paper analyses the average communication delay of circuit-switching, message switching, packet-switching, virtual cut-through and direct-passing and, the average response time of direct-passing.
研究基于IP无线网络中精细粒度可伸缩性（FGS）视频的传输。 基于包交换的IP无线网络通常由两段链路组成：有线链路和无线链路。
The problem of transmitting a FGS video sequence over an IP-based wireless network consisting of both wired and wireless links is addressed.
我寄宿家庭的母亲正试图为我们这些交换生包粽子。
The mother in my host family is trying to make zongzi for us exchange students.
任何人都可以在您的网络或远程计算机上使用包嗅探器查看交换的信息，有时甚至可以查看密码信息。
Anybody with a packet sniffer on your network or on a remote machine can view the information as it is exchanged, sometimes even password information.
在客户端与服务器之间的通信和信息交换，以客户端对数据包进行格式化作为开始(如下所示)，并将其发送给服务器。
The contact and exchange of information between the client and the server begins with the client formatting a packet, as shown below, and sending it to the server.
即使在交换的网络中，通过对您所希望研究的主机运行数据包扫描工具，您就可以获得一些有价值的信息。
Even on switched networks, you can gain some valuable information by running the packet-scanning tool on the host you want to investigate.
这些硬件设备本质上类似于路由器和交换机等网络设备，因为它们都将软硬件合并到一个可以立即投入使用的包中。
These hardware devices are similar in nature to network devices like routers and switches in that they combine hardware and software in a turnkey package.
市场中每种商品都已相应的数量单位来交换，我们交换“蒲式耳”的小麦；“包”的香烟(20根)；“一对”的鞋带；一台电视机……等等。
Every good on the market exchanges in terms of relevant quantitative units: we trade in "bushels" of wheat; "packs" of 20 cigarettes; "a pair" of shoelaces; one TV set; etc.
捕获原始数据包，使您能够了解哪些主机正在与给定的主机进行通信、正在交换什么信息，以及正在使用哪些信息。
Capturing raw packets enables you to see which hosts are communicating with a given host, what information is being exchanged, and which are being used.
正如图1所示，这个在功能上表示为一个交换机，它支持参与其中的端点间的高效数据包通信。
As Figure 1 shows, this functionality is represented by a switch, which enables efficient packet communication among the participating endpoints.
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