By Jennie Bourne
Книга DSL: A Wiley Tech short DSL: A Wiley Tech BriefКниги Электротехника и связь Автор: Jennie Bourne, Dave Burstein Год издания: 2001 Формат: pdf Издат.:Wiley Страниц: 256 Размер: 2,5 Mb ISBN: 0471083909 Язык: Английский0 (голосов: zero) Оценка:Top-notch recommendation on adopting DSL DSL is exploding, with fifteen million quick net connections in 2001 and doubtless 40 million extra by way of 2003. The editors of DSL best, the weekly "industry bible," short you on precisely what you want to be aware of to place the know-how to exploit. The publication strikes quickly from the fundamentals of the gear via protection, purposes, and community administration. With the authority of the industry's key periodical, Bourne and Burstein offer candid reviews of the services and brands and supply technical managers a no-nonsense advisor to make sound strategic judgements on DSL, lessen expenses, and confirm a method that would run reliably and easily. Wiley Tech BriefsFocused at the wishes of the company IT and company supervisor, the Tech Briefs sequence presents in-depth info on a brand new or rising know-how, recommendations, and seller choices on hand available on the market. With their obtainable method, those books might help you get speedy up-to-speed on a subject matter so you might successfully compete, develop, and higher serve your clients.
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Conversely, some telcos, like Verizon, are notorious for withholding information. It can be difficult, for example, to find out why the e-mail server hasn’t been responding for days at a time or when the problem will be corrected. com. ” Speed Bumps Are you really getting what you’re paying for? With apologies, we offer Verizon as an example. 1 Mbps bandwidth sounds good on the surface, but is their network configured to deliver it consistently? They’re not making any promises. Start by reading the small print.
Your ISP secures your DSL service and provides other services, including access to the Internet, security, and e-mail. Your connection to the Net might be provided by a business DSL specialist like MegaPath, a midrange local outfit like Panix in New York, or a huge national one like AT&T, Sprint, AOL, or Earthlink. When you need service or support, you will call your ISP, but they may not actually provide your DSL. Unless your ISP is also a phone company, they will subcontract your DSL line from a wholesaler like Covad, Rhythms, or your local telco, and add to it the Internet connection, e-mail, and other services like Web hosting.
Don’t jump to the conclusion that C h o o s i n g a D S L P r ov i d e r 29 you can avoid problems by buying DSL directly from a telco ISP. The evidence is overwhelming that buying directly from telcos will not ensure you better service. Apparently, their own divisions don’t communicate any better with each other than they do with their competitors who subcontract lines from them. By far the best independent source for quality ratings is DSL Reports. Seven thousand individual users contributed their experience to the following chart, including many who were happy with their service.