The meaning and function of ADSL modem setting (i)

Domestic users in the existing broadband Internet access, the proportion of ADSL is probably accounted for the vast majority of, or even many small offices are also through the ADSL line to share the Internet, but the different regions of the telecommunications service providers to users of different speeds, general

Case, the local telecom operators will be on the ADSL speed limit settings (generally 1Mbps down speed and 256Kbps of the uplink speed most see, in the author's area, the ordinary monthly subscribers down the speed of 2Mbps, the uplink speed of 512Kbps). In addition, the access mode is different, some areas are the use of dial-up (in the way of PPPoE dialing the most) some are static address way. Normally, we all have to go through an ADSL modem (Ethernet interface, USB interface or card modem) to the Internet, and this Modem is generally by the telecommunications staff responsible for setting up debugging, the user basically do not have to do, use only to turn the power on, If you are dialing in a dial-up access mode, just dial the number in the computer.

But in the daily use of the process, we often encounter all kinds of problems, such as the computer suddenly can not surf the Internet, ADSL modem settings, such as the loss of the occurrence of unexpected circumstances, is waiting for the telecom company's service personnel onsite maintenance, or the automatic hands to solve these small problems? Or to see other people's home in the ADSL can also like the community fiber-optic broadband like power on the Internet, and why their own home is to dial first? Besides, an ADSL modem can be used as an access device for the Internet, but is there any other function? How to use ADSL with the average novice What are the advanced features provided by modem?

Perhaps, these problems are not easy for the network veteran, but the general user is not a professional computer operation or maintenance personnel, they are in the ADSL modem appeared in many advanced functions or some professional vocabulary is still unfamiliar. In this article, the author will introduce the details of the ADSL modem setup process, with a large number of pictures to guide the user step-by-step to learn to configure their own ADSL modem. And, I will also show you how to use the ADSL modem to provide advanced features, so that it in our small network as a DHCP server, autodial or limited access to the Internet, content filtering and so on. Also, after the user access to the Internet, security issues, introduce how to strengthen our ADSL modem security to resist foreign attacks. In the introduction of the various settings of ADSL modem, the author is not simply to enumerate some relevant technical nouns, but to combine some examples of application, explain the function of each option and function in detail. Here again, this article is not for those users who are skilled in network operation, we just write to the ordinary family users or novices to see. Because the setting of ADSL modem involves a large number of options, the parsing of these options takes up a lot of space, and this article will be divided into several sections for this article to be easy to read. First, we introduce the installation of ADSL modem before the preparation, and then introduce the installation of ADSL modem Two common ways, and finally we take a specific product as an example of the details of its various parts of the meaning of the SET options and set the method. In the introduction of the various options, for the sake of intuition, we set the menu of the function of the interface to introduce the options.

Below, let us start to set the ADSL modem preparation work.

Preparatory work

Now on the market, although a variety of brands and models of ADSL modem variety, but in general, each use the same processing chip modem their settings are basically the same, the difference is only in the interface or a

There's a slight difference in functionality. And, is for different manufacturers, different models, the use of completely different processing chip products, we just understand one of the products detailed specific settings, the other is actually roughly the same, set up some of the items are just the name of the change.