lans
美 [ˌɛleɪˈɛn]英
- abbr.(=local area network)【网】局域网
- 网络局域网络；局域子网络；局域网系统(LAN system)
复数：LANs
lanslans
局域网
局域网（LANS） 这些网络连接的设备在一个局部的范围内（不超过5公里）。局域网是一种数据通信系统，它允许独立的设备 …
局域网络
无线局域网络（Lans）过去一直被认为在安全方面存在着严重的问题。但是，这些担忧在两年以前就已经成为了报纸的头条。
局域子网络
...式网络服务上的连接模式传送服务.第4部分:在令牌环局域子网络(LANs)上操作的TA53型轮廓的定义 ISO/IEC ISP 10608-5-19…
局域网系统(LAN system)
...汽车机电一体化将主要 集中在如下几个领域： 汽车用局域网系统(LANs) 和处理器(CPUs) 发动机控制 机–电接口 ABS和行驶 …
局域网络系统
...临着创建更强大的、 适应性更强的、智能化的和可靠的局域网络系统(LANs)所带来的巨大压力。
局域网宽带
当这个连接器成为一个有线电视的输出端口的实际标准时，为了 局域网宽带（LANS）的改进仍然是进化的。此外，在双重电缆 …
局域网路
...后，汽车电子技术将会得到进一步发展，主要集中在车载局域网路（LANS）、发动机控制、ABS和行驶控制、电子控制传动 …
1
LANs often use a transmission technology consisting of a single cable to which all the machines are attached.
区域网络时常使用传输技术有一电缆到哪些所有的机器是附件。
2
You could create consecutive LANs within the same company in a similar manner consisting of up to another 128 computers.
可以用类似的方法，为同一公司内另外128台计算机组建一个相邻的局域网。
3
Routers and bridges are specialized devices that allow two or more LANs to be connected.
路由器和桥接器就是使两个或更多的局域网能够连接起来的专用设备。
4
LANs can be substantially less than those of wired LANs, particularly in environments requiring frequent modification.
但在寿命周期内，无线局域网的运行费用大大低于有线局域网，尤其是在需要频率调制的环境中时。
5
Internetworking evolved as a solution to three key problems: isolated LANs, duplication of resources, and a lack of network management.
网络作为解决三大关键问题而发展：孤立的局域网，重复的资源和缺乏网络管理。
6
Coaxial and fibre-optic cables are popular communication lines for LANs because they provide fast data transmission and are easy to install.
同轴电缆与光纤缆线是局域网络常用的通讯线路，提供快速的数据传输，安装容易。
7
This eliminates the cost of adding intelligence to departmental and workgroup LANs at the expense of making these levels inflexible.
这就消除了给部门和工作组局域网增加智能的成本，同时也不必牺牲这些层次上的灵活性为代价。
8
Resilient Packet Ring(RPR) is one of the important development orientation of LANs.
弹性分组环是城域网发展的重要方向。
9
The pervasiveness of IP networks will let data be moved over LANs, WANs or across the Internet using this new IP storage protocol.
IP网络的普及将让数据在局域网、广域网或因特网上利用此新的IP存储协议进行移动。
10
Network Monitor enables you to detect and troubleshoot problems on LANs.
网络监视器使您能够检查并解决LAN上的问题。
11
In local area networks(LANs), a centralized network topology with a physical layout that resembles a star.
在局域网（LAN）中，一种集中式网络拓扑结构，其物理平面图类似于星型。
12
With LANs, however, the limited physical separation of the subscriber DTEs allows simpler topologies to be used.
而局域网，由于用户数据终端设备相距很近，可采用简单的拓扑结构。
13
Isolated LANs made electronic communication between different offices or departments impossible.
孤立的局域网不能实现不同办公室和部门之间的通讯。
14
The bridge is the more basic device and can only connect LANs of the same type.
桥接器相对而言属于更基础的设备，只能连接同类型的局域网。
15
Today's LANs and internet works provide only a single service to the desktop: best effort delivery of datagrams.
今天的局域网和互联网对桌面系统只提供单一服务：最佳地交付数据报文。
16
Introduces the realization of LANs connecting into Internet in different section by combining commuting router and agent server.
介绍交换式路由器结合代理服务器在实现不同网段局域网共享接入国际互联网的具体应用。
17
Many large companies have corporate data networks that are founded on a collection of LANs and routers.
许多大公司拥有建立在一批局域网与路由器基础上的公司数据网络。
18
Multi-homed SCTP, combined with redundant LANs, allows for the reinforcement of local endpoint access.
Multi-homedSCTP和冗余的LAN一道，考虑到了对本地端点访问的增强。
19
He and PARC colleague David Boggs published the concept in a 1976 paper, "Ethernet: Distributed Packet-Switching For LANs. "
他和PARC的同事DavidBoggs在1976年的一篇论文中公布这个概念，“以太网：用于LAN的分布式包交换”。
20
Early LANs were recognized as useful; unfortunately, their initial benefits barely exceeded the costs.
早期的LAN被认为很有价值，但不幸的是，其收益还抵不上成本。
21
Different network virtualization includes network interface cards (NICs) at hardware level and virtual LANs (VLANs) at network level.
网络虚拟化技术包括硬件级的网络接口卡（NIC）和网络级的虚拟LAN（VLAN）。
22
Ethernet is a family of frame-based computer networking technologies for local area networks (LANs).
以太网（Ethernet）是一种计算机局域网组网技术。
23
For direct - burial long haul line . Bridge and culvert, Duct, Bullet - proof aerial deployment and LANs.
长途通信直埋干线，桥涵，管道，架空（防弹）及市内通信。
24
For added flexibility, multilayer and multi protocols switches supportogical workgroups or virtual LANs across a network.
为增加灵活性，多层和多协议交换机支持网络上的逻辑工作组或虚拟局域网（VLAN）。
25
Although related, virtual LANs (VLANs) are a physical method for network virtualization.
虽然相关，但是虚拟LANs（VLANs）是网络虚拟化的物理方法。
26
Infrared wireless LANs work only within a room, while wireless LANs based on radio-frequency transmissions can penetrate most walls.
可是红外线无线局域网仅能在一个房屋内，然而基于射频技术的无线网能穿透几堵墙。
27
It is anticipated that they will provide the necessary links between LANs that make what is called the information superhighway a reality.
据预测，这些服务将在局域网之间提供必要的链接，从而使所谓的信息高速公路成为现实。
28
WANs interconnect LANs, which then provide access to computers or file servers in other locations.
WAN将各个LAN连结起来，提供在其他位置的电脑或档案伺服器的存取。
29
Sometimes hubs are called concentrators since they are central connection points for Ethernet LANs.
有时集线器是被称为集讯器，因为它们是乙太网路LAN的中心连接点。
30
Figure 5 depicts the example with the addition of a two virtual Ethernet LANs.
图5展示的是添加了两个虚拟以太网LAN的示例。