Who are some of the Internet Service Providers that sell DSL services?
Service providers such as Concentric Networks, Cyber Access, Flashcom, HarvardNet, ShoreNet, and Verio offer DSL. For the most part, they resell DSL from wholesalers such as NorthPoint, Covad and Rhythms. In addition to Internet access, these providers sell e-mail, security software and web page hosting services. What type of DSL do they sell? The DSL service offered by Internet Service Providers is often symmetric. It is called SDSL for symmetric DSL. It has the same speed for downloading and sending to the Internet. The Bell Atlantic ADSL service is asymmetric, slower speeds are attained when sending to the Internet than when receiving information from the Internet. Service providers claim businesses send large files and thus need equal speeds for sending as well as downloading from the Internet. What are sample speeds and costs? Fees depend on the speed of the DSL service and the number of IP and mailbox addresses and hosting requirements. The speeds range from 144, 160 and 784 kilo
