Short for add/drop multiplexing, a multiplexing function used in SONET optical technology but can also be used in electric signal transmissions. ADM allows new signals to come in and existing signals to be dropped from a carrier channel by passing through an add/drop multiplexer. The goal of ADM is to add and drop signals without disrupting the onward transmission of other signals.
Short for ActiveX Data Objects, Microsoft’s newest high-level interface for data objects. ADO is designed to eventually replace Data Access Objects (DAO) and Remote Data Objects (RDO). Unlike RDO and DAO, which are designed only for accessing relational databases, ADO is more general and can be used to access all sorts of different types of […]
(pronounced as separate letters) Short for alternate data stream, a function of Microsoft’s NTFS file system in which files can be embedded in other files and are invisible to the user through Windows Explorer (i.e., the ADS does not affect the size, function or display of the main file the ADS is attached to). While […]
(1) Short for Analog Display Services Interface (Bellcore standard). (2) Short for Active Directory Service Interfaces (Microsoft).
Short for asymmetric digital subscriber line, ADSL is a type of DSL broadband communications technology used for connecting to the Internet. ADSL allows more data to be sent over existing copper telephone lines (POTS), when compared to traditional modem lines. A special filter, called a microfilter, is installed on a subscriber’s telephone line to allow […]
ADSL+2 is an extension to ADSL broadband technology that provides subscribers with significantly faster download speeds when compared to traditional ADSL connections. ADSL+2 works in the same fashion as ADSL a special filter is installed on a subscriber’s telephone line to split existing copper telephone lines (POTS) between regular telephone (voice) and ADSL+2. ADSL2+ service […]