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Internet access, generally use cats with ** line.
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1· Use ** line 56k modern dial-up Internet access. The theoretical connection speed is 56k. This was the earliest way to access the Internet, and it is still used today in places where there is no broadband and wireless Internet access.
2· Use ADSL broadband Internet access. This is currently the most way to surf the Internet, and the theoretical connection speed depends on the grade you apply, 512m 4m per month. 3· Use the mobile company's G network wireless Internet access.
It is what we call GPRS Internet access, and the theoretical connection speed network now has an EDGE method, which is an upgraded product of GPRS, with a theoretical connection speed of up to 460K. 4· Use Unicom's C network wireless Internet access. It is what we call CDMA Internet access, the theoretical connection speed is 150K-240K, 5· Use your mobile company's wireless WAN network.
The theoretical connection speed is up to 12m. 6· Use the LAN of the community. The theoretical connection speed is 512k-2m, and it is a network built by different network companies (Great Wall, Netcom, Tietong, Radio and Television, etc.).
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There are two kinds of dialers that I know.
1. **Dialing, expensive and slow.
2. Broadband dialing, no features.
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Wi-Fi 5G, 4G, 3G, 2G
Handling 5G is one step faster, the traffic is half cheaper than 4G, the broadband speed is 500M, and it is convenient and fast to log in to the online business hall of Guangxi Telecom to handle broadband, number card, traffic package, etc. with one click. Customer service number 156 will answer for you.
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Comparison table of Internet access methods.
Access mode Optional scheme Features Applicable object Access mode Required hardware.
Dial-up access Ordinary modem is simple to install Home access **line, **can not enter modem, network card, **line.
ISDN dialing is very fast and the family can access the Internet at the same time to play ** modem, splitter, ** line.
ADSL virtual dialing speed fast home, public place modem, shunt, ** line.
Leased line access cable modem broadband high ** transaction access to high-speed cable modem high-speed cable modem.
DDN Leased Line Banking, **, Meteorological Access to High-Speed Cable Modem High-Speed Cable Modem.
Fiber optic access Unobstructed Office Visitors Access to high-speed cable modems High-speed cable modems.
Wireless access GPRS quick login, high-speed transmission Office Visitors Insert unlimited Internet card Computer, wireless network card.
Bluetooth technology saves costs for those who go out to work Insert unlimited network cards for computers and wireless network cards.
LAN access.
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I'm sorry, I'm not very clear about this question, so I don't know either, I hope you can get a satisfactory answer, I wish you all the best, bye.
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The way broadband is credited is PPPOE dial-up, and there seems to be no other access method.
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There are four types of services: LAN, ADSL, leased line access (suitable for enterprises), and caller billing service (slow speed). Individual home users generally use LAN and ADSL, and the Internet access method is PPPOE virtual dial-up.
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A modem mode A modem is a data communication device that connects a computer to a public switched network. It can convert (modulate) the computer's digital system into an analog signal that can be transmitted on the first line; The modem at the other end demodulates the signal back to the digits. The advantages of this way of surfing the Internet are:
The original investment is provincial, as long as there is a computer, a modem, a **, the disadvantage is that the Internet speed is low, the theoretical maximum speed is 56kbits. It is currently the main way for families to access the Internet in China. 2. ISDN method ISDN is commonly known as one-line communication.
It is another way to surf the Internet suitable for home users, the transmission speed is increased, you can surf the Internet at the same time, make **, send faxes, the maximum speed of Internet access is 128kbits, but the cost is higher than the modem mode. ISDN makes it true that an ordinary subscriber line can connect up to 8 terminals and provide a comprehensive service for multiple communications for multiple terminals"One-stop service"。3. ADSL mode Using the existing **line network, ADSL equipment is installed at both ends of the ** road, which can provide users with high broadband services, providing a high-speed downlink rate of 8Mbit S, much higher than the ISDN rate, and the uplink rate is 1Mbit S, which is more than 100 times that of the ordinary ** dialing modem, and the transmission distance can reach 3-5km.
In addition, ADSL does not affect each other, but also brings convenience to users' life and communication. The advantages of ADSL are: it can use the existing city network and the computer room of the exchange office, which can reduce the construction and maintenance costs and has no impact on the business.
The disadvantage is that it has high requirements for the quality of the line, and when the quality of the line is not high, it is difficult to promote and use. These three are operated by the telecommunications department, all of which use the existing ** line, and the Internet access fee includes the ** fee and the network resource usage fee, which is billed by time (minutes). Fourth, cable mode uses the cable television network for data transmission, and cable mode is an intermediate device that connects the cable TV coaxial cable and the user's computer.
The advantages are: the existing cable TV network can be used, only the coaxial cable network needs to be transformed in both directions, and the cable TV station room can be used. The disadvantages are:
System debugging is complex and unforeseen factors. The radio and television broadband network adopts a monthly subscription system for household users. 5. LAN mode All households within the LAN of the unit can access the Internet through the LAN **.
VI. Metropolitan Area Network Approach A metropolitan area network is actually a large local area network. Home users use optical cable to the building, than the stranded wire to the house, no longer occupy the first line, in the cost of the monthly settlement. 7. Electricity"Cats"Approach At the moment, this technology is still in the trial stage, but it may soon become a new option for home surfing.
The above types of households can choose from the way of Internet access, which are provided by radio, television, electricity or large companies, and the wider the range of choices available to home users, the better the service will be obtained. Resources.
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