It's not a rave, it's a lan party.

不是狂欢派对，而是局域网聚会。

Whether it's a small office or a global network like the Internet.

不管是局域网，还是在整个互联网中。

Yes. At the same time, we are within an intranet service.

能。同时我们还都在同一局域网内。

These relatively small networks of close-by computers are called Local Area Networks, or LANs.

这些相对小的附近网络称为局域网或 LAN。

We start at 192.168.0.1 -- thats the IP address for my computer on our LAN.

我们从 192.168.0.1 开始——这是我的在局域网上的 IP 地址。

Internet access is increasingly available on wireless LAN (local area network) systems, commonly known as Wi-Fi.

无线 LAN（局域网）系统（通常称为 Wi-Fi）越来越多地提供 Internet 访问。

For your computer to get this video, the first connection is to your local area network, or LAN, which might be every device in your house that's connected to your wifi router.

要让您的获取此视频，首先要连接到您的局域网或 LAN，这可能是您家中连接到 wifi 路由器的每台设备。

Once attached to the host program, the viruses then look for other programs to " infect" . In this way, the virus can spread quickly throughout a hard disk or an entire organization when it infects a LAN or a multi-user system.

病毒程序一旦附加到一个主程序上，就开始寻找其他可以进行“感染”的程序。这样，病毒就能很快布满整个硬盘，如果病毒感染了一个局域网或者一个多用户系统，那么它就会在整个组织内进行扩散。