computer modem

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Modem often lose line how to do the modem often drop line solution

Analysis on the reason of frequent drop of modem 1, if the ADSL modem just as bridging mode access, first through the ADSL Modem Web page to view the line attenuation, Snr margin (this value is normally 15-40db, if less than 10db, indicating that the current line quality is not good enough), line speed and other parameters, If these parameters are abnormal, plea

What do you mean, ADSL modem? What is the role of ADSL modem?

What does the ADSL modem mean? often have netizens to consult this problem, ADSL modem is a modem, commonly known as "cat", users of ADSL broadband after (telephone line internet), must use ADSL modem this equipment, can normal internet.   Why do you use ADSL Modem?   ADS

Modem fault topics

Kbps modem card, and I had to pay for it and didn't install it successfully. Is it a bad Win 95 system? Method: Check for the conflict. "Add new hardware ". Step: Check for conflicts: Select "my computer", "Control Panel", "Device Manager", and "modem" to see if there is a yellow exclamation mark or question mark. If yes, check its resource usage and modify its

The modem dial-up Internet __linux under Linux

Modem dial-up Internet in Linux In the broadband access has not come into the tens of thousands of households, we have to connect to the Internet, or to drive the "cat", so for many netizens, modem is a very lovely thing. Windows provides a good support for modem, making it easy to install modems. But it's not so good to install this lovely thing under Linux.Firs

SerialPort enables the display of incoming calls from the modem to the SerialPort to display incoming calls from the modem.

SerialPort enables modem incoming call display A friend took a case, but had to go on a business trip temporarily, so I called some functions for me to do it. I have always paid attention to WEB programming, but I am still unfamiliar with serial programming.ArticleA lot. Of course, it is better to count the articles in cnblogs for help. Write this into your blog for future reference, hoping to help those who need help.This section mainly describes ho

General command to set modem and modem under FreeBSD

Operating environment: FreeBSD 3.4-release, the same dimension 56K external modem First, set/etc/ppp/ppp.conf #vi/etc/ppp/ppp.conf If the modem company COM1 Port is set to: Default Set DEVICE/DEV/CUAA0 (other can be invariant) ..... If the modem company COM2 Port is set to: Default Set DEVICE/DEV/CUAA1 (other can be invariant) ..... Second, run PPP int

SMS Modem GSM Modem

SMS cats are devices used to send and receive text messages. They are the same as mobile phones.Insert the SIM card and connect it to the computer through the (USB or serial port) data cable/PCI slotYou can use related software on your computer to send and receive text messages. Related software is the text message application that sends and receives text messages.You can develop your own device, or ask th

Hart Modem Hart turn USB modem with WiFi Hart cat

serial port and the PC communication, the communication line connected to the charger.Hart Conversion switch: 250Ω, none, 24v/250ω three Hart conversion modesdial to "250Ω" is the internal 250Ω resistor working state;dial to "None" is not built-in 24V and 250ω resistance of the working State;dial to "24v/250ω" is the built-in 24V and 250Ω resistors working state.According to the actual situation, the conversion switch is dialed to the corresponding location, and then connected to the line.① bui

Installation and setup of the Windows XP system Modem

The most important thing for us to use a computer is to access the Internet. We need to complete basic installation settings. The most important part is the installation and setup of the modem. Generally, the Modem can be divided into the following four categories based on the Modem format and installation method:1. Ex

Anti-attack of ADSL Modem "cultivating secrets"

the same model are the same. Most of us have never modified the default username and password after installing the ADSL Modem, which leaves a great security risk. To modify the default Root user name and password, enter the address of the ADSL Modem in the browser address bar (generally 192.168.1.1), enter the correct user name and password, and go to the ADSL Modem

Definitions and functions of ADSL Modem settings (3)

In the preceding section, we introduced the two most common ways to configure ADSL and their respective purposes, now we will take the Web method as an example to describe the many configuration options that may be encountered when configuring the ADSL modem.Detailed Web configurationIn the web configuration interface, the following describes the detailed content in the order of each tag. In most options, the detailed explanation and description are provided.The system management configuration s

Common Hardware glossary! Absolutely authoritative! (Go !) V. Modem Glossary

.    DCE: the acronyms of "datacommunicationequipment (data communication device. DCE provides the function of establishing, maintaining, and terminating connections. A modem is a DCE.    DTE: the acronyms of dataterminalequipment. DTE provides or receives data. A computer connected to a modem is a DTE.    Modem: th

Guide to purchasing incoming call Modem

Why do I need modem call display?Because modem, whether it is a built-in modem or an external modem, as long as it supports incoming call display and is connected to a computer, you can install the relevant incoming call display software to make calls, the phone number is di

Reasons for modem not performing dialing operation and its solution

When using modem to surf the Internet, we are likely to encounter the modem does not perform dial-up operation trouble. In the correct connection to the computer, modem and telephone lines, dial-up Internet operation, if the modem does not dial tone, always did not connect o

Set the route function of the ADSL Modem

This article describes in detail how to set up the ADSL Router. What should we do? The following article will give us a detailed introduction. At the end of the year ago, I joined my neighbors and installed ADSL in partnership. My computer was used as the Internet host and connected to the telephone line through a dedicated ADSL Modem, in this way, virtual dial-up is used to achieve the most affordable and

Network faults and solutions-ADSL Modem

enter the default management account and password in the pop-up logon dialog box to go to the main management page.2. First look for options like "general settings" or "quick Settings". There are a lot of things to do here. First, select the connection protocol. Currently, ADSL uses the "virtual dialing" method to access the Internet, and it corresponds to PPPoE, as shown in 1. 3. The next important configuration item is "VPI/VCI" virtual path identifier/virtual channel identi

Analysis and Solution of IP conflicts between wireless routers and modem (home Internet access)

residential broadband. A wireless router can be directly connected to all Ethernet-connected ADSL modem or cable modem. It can also be accessed through a LAN such as a switch/hub or a Broadband Router. It has built-in Simple Virtual dialing software that can store user names and passwords for dial-up Internet access. It can provide automatic dialing functions for dial-up Internet access ADSL and CM, you do

Analysis of ADSL Modem faults

internet at home to see how fast the download speed is. If you use a notebook to download the webpage, the speed is normal, it indicates that there is a problem with your original computer system. If the speed of downloading web pages from a notebook cannot reach the normal standard, you need to go to the measuring platform to find the port connecting to your home and directly jump the Jumper from the port, then, the download speed is tested on the m

Full explanation of cable modem in Internet access

Internet access in China has developed very rapidly. It may not matter if many people do not know about cable modem in Internet access. After reading this article, you must have gained a lot, I hope this article will teach you more things. When cable modem uses a cable TV network for high-speed access, the general connection mode is: one end is connected to a computer

Route sharing, recommended for ADSL Modem (1)

address bar of the I E browser, press enter, and the Modem setting interface will be displayed. In the setting menu bar, find "ATM PVC" settings, after you click it, you will see the VPI and VCI values in the "atm pvc" settings. (2) Figure 2 2) When configuring an ADSL route, you must enable NAPT. Note that in the "atm pvc" option, you must turn off one of the two activated PVCs; otherwise, you cannot turn on NAPT. In the "

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