What Is an Internet Access Program?
Internet access means that two or more computers link to each other's computer or transfer data to each other's computer through the Internet, which are all Internet access. Various chat tools and online games on the Internet are called Internet access in the process of use.
Internet access
Right!
- Internet access means two
- Chapter 8 Configuration and Management of Internet Access
8.1 Case 20 Internet Access Using ADSL
The ADSL broadband Internet service applied by the company's administrative department to China Netcom has been opened. The network administrator needs to connect a public computer with an ADSL modem and create a broadband connection in Windows 2003 so that this computer can access the Internet.
After China Netcom opens ADSL service for users, it will provide a
1. Overview of ADSL ADSL (Asymmetric Digital Subscriber Line) is praised by developed countries such as Europe and the United States as "the express train on modern information highways". It has been well received by customers because of its high downlink speed, high bandwidth, and excellent performance It became a new, faster and more efficient access method after Modem and ISDN.
ADSL is an asymmetric DSL technology. The so-called asymmetric means that the uplink rate of the subscriber line is different from the downlink rate. The uplink rate is low and the downlink rate is high. It is particularly suitable for transmitting multimedia information services, such as video on demand (VOD), multimedia information retrieval And other interactive businesses. ADSL supports an uplink rate of 512Kbps ~ 1Mbps and a downlink rate of 1Mbps ~ 8Mbps on a pair of copper wires, and the effective transmission distance is within 3 ~ 5 kilometers.
The main feature of ADSL technology is that it can make full use of the existing copper network (telephone line network). Adding ADSL equipment at both ends of the line can provide users with high-bandwidth services. ADSL can coexist with ordinary telephones on one telephone line, and ADSL transmission is performed while receiving and making calls on an ordinary telephone line without affecting each other. Users can access the broadband multimedia information network and the Internet through ADSL, at the same time can watch television programs, hold a video conference, and download data files at a high rate. This is not all. You can also use the phone on the same phone line. Without affecting the other activities mentioned above, installing ADSL is also extremely convenient and quick. Install ADSL on the existing telephone line, in addition to installing ADSL communication terminals on the user side, there is no need to make any changes to the existing lines. Use ADSL technology, browse the Internet 100 times faster than ordinary modems through a telephone line, learn, entertain, and shop through the Internet, and enjoy advanced data services such as video conferencing, video on demand, online music, online TV, online MTV Fun has become a reality.