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Application Service Provider (ASP): A service provider that hosts software applications on its own servers within its own facilities. Customers rent the use of the application and access it over the Internet or via a private line connection.
Asymmetrical Digital Subscriber Line (ADSL): A modem technology that provides greater bandwidth from ordinary telephone lines. Asymmetrical digital subscriber lines are able to provide faster one-way speed connectivity between the central office and the customer premises.
Building Local Exchange Carrier (BLEC): A network service provider that partners with real estate owners and managers in order to provide broadband services within an apartment house or office building. The BLEC may provide only connectivity or full ISP services including Web hosting and ASP capabilities.
Competitive Local Exchange Carrier (CLEC): A company that has been allowed to offer local telephone service, in competition with the regional Bell companies.
Digital Subscriber Line (DSL): Modem technology that provides greater bandwidth from ordinary telephone lines.
Dual Purpose Rehabilitation (DPR): Renaissance's proprietary solution that replaces existing sewer pipeline with two separate conduit systems -one for the initial intended use and one to house fiber optic cable.
Dense Wavelength Division Multiplexing (DWDM): A technique by which multiple light signals (generally using four or more signals) of different wavelengths, are simultaneously transmitted in the same direction over a single optical fiber.
Incumbent Local Exchange Carrier (ILEC): A term used to refer to a Regional Bell Operating Company (e.g., Verizon).
Interexchange Carrier (IXC): A long distance telephone company linking separate local exchanges.
ISP: A service provider that has its own network (or leases) through which end-users connect to the Internet.
"Last Mile": The last portion of the local loop that connects regional access networks to the home or business.
Long-haul/back-bone network: A high-speed line or series of connections that provides the largest pathway for data to travel within a network.
Metro Area Network (MAN): A communications network that covers a large portion of a city or a large campus through which two or more LANs interconnect.
Point of Presence (POP): A site where telecommunications companies (such as cellular and long distance providers) physically interconnect their systems with other networks (such as local telephone companies or cable companies).
Storage Service Provider (SSP): A service provider that has its own network (or leases) through which end-users access data stored on servers at the serviced provider's location.
Unbundled Network Element (UNE): Parts and components of a system that are sold separately, including local loops, OSS, local and tandem switches, as well as network interface devices.
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