How Do I Get Wireless Internet Access at Home?

Wireless Internet access refers to the way to log in to the Internet using a wireless connection. It uses radio waves as a medium for data transmission. Although speed and transmission distance are not as good as wired Internet access, it is mobile killer as the killer, and is loved by the majority of business people. Wireless Internet has now been widely used in business areas, universities, airports, and other public areas, and its network signal coverage area is further expanding.

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Wireless Internet access refers to the way to log in to the Internet using a wireless connection. It uses radio waves as
At present, the mainstream wireless network is divided into two ways: GPRS mobile phone wireless network access and wireless LAN. [1]
Wireless network card:
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As wireless network cards gradually heat up, brands are springing up, and the price of network cards has become more civilian and popular. As the owner of the lifeblood of various wireless manufacturers-
What are the hidden dangers of wireless Internet access
Everyone knows that a wireless network node can normally radiate to a range of about 300 meters, so any computer with a wireless network card installed within 300 meters can access the wireless network node and may enter the wireless network; it is obvious that A convenient access method is easy to bring security threats to wireless networks. For example, a hacker computer within 300 meters also has the opportunity to enter your wireless network to control "every move" in your computer. Although the wireless network is not as strict as the wired network in terms of confidentiality of information, you I definitely do not want illegal attackers to easily know your various whereabouts on the network, such as which websites you have visited, what private emails you have sent, etc., all of them may be clearly understood by illegal visitors.
What is more serious is that once an illegal visitor not far from you enters your wireless network, it will easily steal your online account information, which will cause you greater security loss. Therefore, in the face of various security risks in wireless networks, you must act in time in order to take countermeasures, such as through encryption technology or network authentication identification technology, to ensure that only users you specify in advance or
Use problems 1. What is the reason why dial-up and call cannot be performed at the same time? At present, the wireless network card does not support concurrent functions of data services and voice services.
Wireless Internet (3 photos)
2. Why does the computer prompt "Need to check the wireless network card"? What should I do? Because the wireless network connection signal is interrupted, restart the application or pull out the card and insert it again and restart the network card dialer.
3 What causes the prompt "port error"? This error message appears because: (1) the wireless network card port is closed abnormally; (2) the wireless network card is not inserted properly; (3) the network card port is disabled. Generally only need to re-insert the card and wait about 10 seconds (because it takes about 10 seconds for the computer to recognize the network card), and then restart the network card dialer.
4 It turned out that I can use it normally, but suddenly I cannot connect to the Internet, and the system prompts that the password is wrong. What should I do? An error occurred in the system software. You need to reset the wireless network card dialing options. The dial-in access number is "# 777", the user name and password are "card", and then you can reconnect.

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