B


Backbone

Network portion with the highest traffic intensity and from which the connections for services in the local areas depart.

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Bitstream
Wholesale Broadband access service which consists of supplying an access to XDSL Telecom Italia network and a transmission capacity to the network of another OLO.


BroadBand services

Services characterized by a transmission speed of 2 Mbit/s or more. According to international standards, these services are divided into two categories: (i) Interactive services, including videotelephone/videoconferencing (both point-to-point and multipoint); videomonitoring; interconnection of local networks; file transfer; CAD; highspeed fax; e-mail for moving images or mixed documents; broadband videotex; video on demand; retrieval of sound programs or fixed and moving images; and (ii) Broadcast services, such as sound programs, television programs (including high-definition TV and pay TV) and selective document acquisition.


Broadcast

Simultaneous transmission of information to all nodes and terminal equipment of a network.


Bundle

Commercial offer including different telecommunication services (voice, BroadBand internet, IPTV, other) by an operator with only brand. Bundle Dual Play includes fixed telecommunication services and BroadBand internet; bundle Triple Play is the “bundle dual play” integrated by IPTV; bundle Quadruple Play is the “bundle triple play” integrated by mobile telecommunication services.


C


Carrier
Company that makes available the physical telecommunication network.


Co-siting

Agreements to share technological sites (for Telecommunications, specifically, sites of access to the network and passive infrastructure) by several operators in order to achieve a more efficient use of the network infrastructure in urban and rural areas.


CPS
(Carrier Pre-selection)
Permits a customer to pre-select another operator as an alternative to Telecom Italia without dialing an identifying code. Digital a mode of representing a physical variable such as speech using digits 0 and 1 only. The digits are transmitted in binary form as a series of pulses. Digital networks are rapidly replacing the older analog ones. They allow for higher capacity and higher flexibility through the use of computer-related technology for the transmission and manipulation of telephone calls. Digital systems offer lower noise interference and can incorporate encryption as a protection from external interference.  

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