Broadband network is divided into many, let's understand with Shenyang Broadband DSL DSL (Digital subscriber line Digital Subscriber Loop) technology is based on ordinary telephone lines for broadband access technology, which transmit data and voice signals over the same copper wire The data signal does not pass through telephone switching equipment the Great Wall Broadband movies, lighten the load on the telephone exchange; and no dial-up, has been online, is dedicated broadband. DSL including ADSL, RADSL, HDSL, and VDSL etc. Whether the failure of the power of broadband constant bright lights are not bright lights if the power of the Great Wall Broadband, the first to troubleshoot the power aspect. Such as whether the electricity supply due to instability caused by dropped calls, ADSLModem own power if there are problems. Great Wall Broadband touch ADSLModem housing site, the Great Wall Broadband speed feeling very hot, then it might be temporarily shut down until cool before ADSLModem boot, or put it to the more airy location, so you can eliminate dropped fault. Great Wall Broadband Service _ abundance and Information Technology Center (certified) _ Shenyang City, the Great Wall Broadband provided by HSBC and IT center. Shenyang abundance and Information Technology Center (www.4000010001.com) (www.tz1288.com) Liaoning Shenyang, e-commerce leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum meet customer needs. IT center in abundance and leadership with the staff warmly welcome all inquiries negotiations to create abundance and IT center a better future.