How Municipal WiFi Works

Imagine you are a journalist writing about a tense hostage, and you’re on a tight deadline. You do not have time to return to the desktop, and if you leave, you miss on the development of history. Fortunately, you have wireless Internet access - you can write your story and files without leaving the stage.

Part of your article describes how the police can access real-time flow of wifi security cameras. Their patrol cars, officers monitor the situation and map of the building, including entrances, exits and hiding places. They use this information to plan what to do. They also have a secure network that connects them to a hostage negotiator.

When the situation is over, everyone believes that municipal wireless networks and the information it conveys, contributed to a peaceful solution. In this article you will discover amazing that these networks can do - also potentially provide free or cheap Internet access. You can also read more about the technology behind them and why municipal WiFi may be wrong.

Wireless Basics
The first days of the Internet at home using a modem connected to a computer to dial a number and maintain a connection. It was heavy and slow. The modem is now faster, more people have realized how painfully slow data transmission was in the days of 300 baud. Finally, users who can afford a price increase could have broadband access through Digital Subscriber Lines (DSL), cable and satellite.

Broadband is faster than dial-up, but until recently, plug your computer into an outlet or a piece of equipment. Wireless networks or Wi-Fi has changed all that. Wireless networks using 802.11 standard networks for communication devices. In a wireless network, data travels from place to place via radio waves. You still have to physically connect a wireless router to a modem, but you can move your computer from one location to another.

802.11 networks using unlicensed radio spectrum to send and receive data. Many other parts of the spectrum, as well as groups who bear the signals of radio and television, requires a license. The unlicensed spectrum is available to anyone who has the right equipment. In case of wireless network is a wireless router and wireless technology in the device you are using.