adsl microfilter

How fast should the ADSL bandwidth rate go up, the downstream bandwidth rate and the uplink and downlink speed be? Many users have reported that the download rate of ADSL does not reach the nominal 5 12 K. After the network is connected through ADSL, a download speed indicator is displayed during download, the download speed shown above is generally about 50 KByt

China's ADSL access technology has developed very rapidly. So I have studied the features and applications of the ADSL access technology. I would like to share with you here, hoping it will be useful to you. The maximum downlink rate of ADSL2 is 12 Mb/s due to improved frame structure and optimized RS encoding. Because ADSL2 + uses a wider spectrum, there are more than 512 sub-carriers). When the distance i

As a broadband network for implementing high-speed Internet, there are currently some practical access methods, such as ADSL, CATV, fiber + LAN Ethernet, and WiMAX wireless access networks, but today we will talk about power line online PLC) and compare it with ADSL to understand it. PLC is a new "last mile" SOLUTION Similar to other broadband access methods, PLC is essentially a solution for local telecom

Hacker attacks and the spread of viruses have become a major "characteristic" of the Internet. In addition, the computers of ADSL Internet users have a public IP address when accessing the Internet. ADSL Internet computers are highly risky. It is undeniable that some security components are integrated into routers, and their functions are still too simple. More importantly, there are very few

I am a broadband system Maintainer of China Netcom. I have a lot of contact with all kinds of obstacles to ADSL, and sort out the error codes in ADSL dialing through the following materials: Error 602 The port is already open Problem: the dial-up network cannot be connected due to a device installation error or in use. Cause: RasPPPoE is not fully and correctly installed. Solution: uninstall and reinstall a

1, why the ADSL modem in the link lamp has been flashing state? Answer: ADSL modem in the flashing state of the link lights, indicating that the line signal is not stable, if after a period of time to return to normal, it shows that the flashing state of the link lamp is part of the telecommunications parts of the adjustment caused by the local line. If the link lights have been flashing state and can not

"Scene" Companies using ADSL dial-up internet access, that is, the Internet access is dynamic IP.Server security Policy upgrade, only allow access to servers within the company.Implementation process:The server specifies a fixed IP can access the server, in fact, it is easy, generally the following three methods:Method One: Add the IP or network segment that allows SSH login in/etc/hosts.allow sshd:192.168.1.2:allow or Sshd:192.168.1.0/24:allow in/etc

ADSL optimization is imperative, before we have introduced the ADSL registry Simple optimization Method (general method). Now specifically for the use of Win 9x/me users, our optimization strategy introduced as follows: Before making these changes please do a backup of the registry so that it does not fit your situation or when you modify the error. At the same time, the optimization method introduced here

Operating system: Win7 flagship version of the bit Virtual machine: Vmware Workstation 8 Linux operating system: Redhat Linux 5.5 Server Edition Choice of shared access: This machine win7 use ADSL Internet, virtual machine using NAT way to share the Internet. Vmware shared access to the knowledge of the repository: 1. When the virtual machine is installed, two VMware virtual network adapters will be installed automatically VMnet1 and VMnet8 2. By defa

If you know how to set up ADSL broadband connection under XP system, it should be easy to set up ADSL broadband connection under the Win7 system. In the Win7 system to establish ADSL broadband connection, the following steps need to be simple, a few steps can be completed: 1, first set up a broadband connection, WIN7 and XP, in the "Network" right key propertie

The following content from: http://www.aikko.com/bbs/viewthread.php? Tid = 13417 extra = page % 3D1 With the popularity of ADSL, people enjoy the speed of broadband, and network security has been paid more and more attention. Have you ever thought that your ADSL account and password are actually exposed on the Internet? Using some tools and techniques, you can easily obtain your account and password to acc

You may encounter such a strange phenomenon in the days of "getting in touch with ADSL", that is, after installing ADSL on Windows XP, every time you start the ADSL virtual dial-up software for dial-up Internet access, the Windows XP system will always "consciously" Enter the suspended state. After about one minute, the virtual dial-up window will pop up automati

You may encounter such a strange phenomenon in the days of "getting in touch with ADSL", that is, after installing ADSL on Windows XP, every time you start the ADSL virtual dial-up software for dial-up Internet access, the Windows XP system will always "consciously" Enter the suspended state. After about one minute, the virtual dial-up window will pop up automati

We often encounter some faults when using ADSL. Many problems seem very strange, and many friends do not know how to solve them. Here we summarize several cases of ADSL faults to help you analyze and solve them. ADSL fault 1. Is the "synchronization" light on the ADSL Modem not on? The "synchronization" lamp (usually t

The error code that appears in ADSL dialing is detailed: Error 602 The port is already open Problem: dial-up Networking network cannot connect due to device installation error or is in use Reason: Raspppoe not fully and correctly installed Solution: Uninstall any PPPoE software, reinstall Error 605 Cannot set port information Problem: dial-up Networking Network cannot set use port due to device installation error Reason: Raspppoe not fully

ADSL Access networks are quite common. So I have studied some common problems and users' questions about ADSL Access networks. I would like to share them with you here, hoping they will be useful to you. Many users have reported that the download rate of ADSL does not reach the nominal 512 KB. After the brain accesses the network through

During the installation and use of the ADSL Access optimization method, we have previously introduced the features of the ADSL Access optimization function. Today, we have taken it out again to better understand the sources of the ADSL Access optimization, and the internal connection between ADSL Access optimization an