robbed-bit signaling

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• Robbed-bit signaling — (RBS) is a specific type of Channel Associated Signaling in use in North America on T1 trunks, and perhaps elsewhere in the world.RBS was developed at the time that AT T was moving from analog trunks onto digital equipment. This permitted AT T to …   Wikipedia

• Channel Associated Signaling — (CAS), also known as per trunk signaling (PTS), is a form of digital communication signaling. As with most telecommunication signaling methods, it uses routing information to direct the payload of voice or data to its destination. With CAS… …   Wikipedia

• A and B signaling —    Procedure most often used in T1 transmission facilities operated by U.S. telephone companies, in which one bit, robbed from each of the 24 subchannels in every sixth frame, is used for carrying dial and control information …   IT glossary of terms, acronyms and abbreviations

• T-carrier — In telecommunications, T carrier, sometimes abbreviated as T CXR , is the generic designator for any of several digitally multiplexed telecommunications carrier systems originally developed by Bell Labs and used in North America, Japan, and Korea …   Wikipedia

• Primärmultiplexanschluss — Der Primärmultiplexanschluss (PMxAs), englisch Primary Rate Interface (PRI), ist eine Schnittstellendefinition im ISDN, die im Wesentlichen von Unternehmen zum Anschluss von Telefonanlagen an das ISDN verwendet wird. Eine andere Anschlussart im… …   Deutsch Wikipedia

• Telephone exchange — A telephone operator manually connecting calls with cord pairs at a telephone switchboard. In the field of telecommunications, a telephone exchange or telephone switch is a system of electronic components that connects telephone calls. A central… …   Wikipedia

• Integrated Services Digital Network — ISDN redirects here. For other uses, see ISDN (disambiguation). Integrated Services Digital Network (ISDN) is a set of communications standards for simultaneous digital transmission of voice, video, data, and other network services over the… …   Wikipedia

• RBS — Royal Bank of Scotland (Business » Firms) Royal Bank of Scotland (Business » Accounting) * Rutherford Back Scattering (Academic & Science » Physics) * Research for Better Schools (Community » Educational) * Robbed Bit Signaling (Computing »… …   Abbreviations dictionary

• Digital Signal 0 — (DS0) is a basic digital signaling rate of 64 kbit/s, corresponding to the capacity of one voice frequency equivalent channel.[1] The DS0 rate, and its equivalents E0 and J0, form the basis for the digital multiplex transmission hierarchy in… …   Wikipedia

• Modified AMI code — Modified AMI codes are Alternate Mark Inversion (AMI) line codes in which bipolar violations may be deliberately inserted to maintain system synchronization. There are several types of modified AMI codes, used in various T carrier and E carrier… …   Wikipedia

• Business telephone system — Early model 464G Western Electric key telephone set A business telephone system is any of a range of a multiline telephone systems typically used in business environments, encompassing systems ranging from small key systems to large scale private …   Wikipedia