Friday, November 25, 2011

Wireless Hotspot

Refers to public places to provide wireless local area network ( WLAN ) to access Internet service location. This place is the most coffee shops, airports, Traders Hotel, universities, large exhibition hall and other. These hot spots are charged to provide wireless broadband access services, some are free. In the wireless coverage area, the user can through the use of a built-in or external wireless net calorie notebook computer and PDA, to achieve the Internet access.
How to establish a wireless hotspot
To set up a wireless hotspot is not complicated, just pay attention to the following questions can.
1, have a broadband is a wireless hotspot
Both in the major and medium small city, all kinds of broadband access way popularity has everywhere, but the current broadband access price is not expensive, generally in the 30-150 yuan per month, its speed is around 512Kbps-8Mbps, its performance has been fully able to meet many machine simultaneously on the broadband Internet access requirements. Has been installed for broadband and wireless router service hall, library, airports, hotels, large shopping malls / supermarkets and restaurants, families, using the existing broadband access or a wireless router / wireless AP can be very convenient to realize wireless hotspot function.
But not for the installation of broadband and don't have wireless router service hall, library, airports, hotels, large shopping malls / supermarkets and restaurants, home users, to their customers to provide attractive and prospective wireless hotspot service, investment is small. If the local installation of 4Mbps ADSL broadband, the annual cost of 600 yuan / year, initial installation fee is free, ADSL equipment is presented, it only need a month into a mere 50 yuan. While the current wireless routers are also very cheap prices, usually use a 2XX yuan wireless router products can meet the demand, the only input to focus on service quality and versatility and brand image sizes for various types of services office, bookstore, airports, hotels, large shopping malls / supermarkets and even cafe and restaurant, it's worth.
2, to establish a wireless hotspot problems
For wireless hotspot to the establishment, security can be almost negligible, because wireless hotspot characteristics are derived from its open, free, public, its goal is to make wireless network into" infinite network", the service provider only needs one or several wireless routers can achieve a wide range of wireless access. Safety considerations more from any use of wireless access user, you need to set your storage sharing needs and protect your important user name and password and install the appropriate.
Below we will talk about wireless hotspot set points, to achieve a complete wireless hotspot function, as either a wireless hotspot erection of you need to do the following:
Radio and SSID.
SSID ( Service Set Identifier ), can also be written as ESSID, wireless AP or wireless router sign characters, sometimes also translated as" business group identifier"," service set identifier" or" service area identifier". The logo is used to distinguish between different wireless network, can at most is composed of 32 characters, it is wireless access ID. As long as the wireless LAN support ANY automatic scanning function ( the current mainstream wireless cards are supported by the function ), can easily access wireless hotspots. So the wireless hotspot to the establishment, in order to realize wireless hotspot of smooth operator, radio and SSID is required ( in the wireless router broadcast SSID option before tick ), and generally do not disable this function.
The open DHCP server
DHCP is Dynamic Host Configuration Protocol abbreviations, dynamic host configuration protocol, it is TCP / IP protocols in a main role, to other computers in a network with dynamic IP address allocation. So for a wireless hotspot, must open the wireless router in DHCP server function, so that regardless of the wireless network card in the computer, only in the TCP / IP protocol is set to" automatically obtain IP address", can easily access wireless hotspot, without the need for cumbersome special settings.
Disable all security settings.
Wireless router is most widely used in the wireless security is the main function of WEP, WPA, MAC address filtering and so on, this kind of function to secure wireless applications is very important, but for a wireless hotspot, use this kind of function is not real, it will greatly affect the wireless user to use the wireless hotspot enthusiasm and convenience the original layout, contrary to a wireless hotspot. So for a wireless hotspot set up person, should cancel all of this kind of function.
The wireless router password
In erecting the wireless hotspot only need to pay attention to basic safety function is a wireless router ( or wireless AP ) Web management username and password. The management of user name and password in the erection of a wireless hotspot, never use manufacturers factory defaults, so, as long as the little knowledge of network users can control your wireless router, which threatened the whole wireless security.
To change the user name and password, you only need a wireless router configuration page, modify the user name and password ( password can be especially ), so that the basic guarantee of wireless hotspot control does not fall into the hands of the user harbour evil designs.

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