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A call detail record contains data fields that describe a specific instance of a telecommunication transaction, but does not include the content of that transaction. By way of simplistic example, a call detail record describing a particular phone call might include the phone numbers of both the calling and receiving parties, the start time, and duration of that call.
Airtel Gabon has 829,000 customers and its market share stood at 61%. [citation needed] India: airtel India: Airtel is the second largest mobile operator with 348.3 million customers as of May 2021. [86] Kenya: Airtel Kenya: Airtel Kenya is the second largest operator and has 8.6 million subscribers. [87] Madagascar: airtel Madagascar
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During the summer of 1999, while the communications industry was grappling with massive growth in the use of Internet Protocol-based networks for voice and data communications, a group of industry veterans formed the IPDR Organization to begin to establish standards for use in operational and business support systems used by the communications carriers. [1]
Interested in digital mobile video and audio, including ATSC-M/H, HD Radio, DVB-SH, E-SDR. Opticalgirl 15:29, 2 September 2009 (UTC) - interested in optical networking, fiber to the home and the digital economy. Rkashika 05:29, 10 September 2009 (UTC) - Interested in GSM and SS#7
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Signaling System No. 5 and earlier systems use in-band signaling, in which the call-setup information is sent by generating special multi-frequency tones transmitted on the telephone line audio channels, also known as bearer channels.
Airtel launched 4G services on mobile from February 2014. The first city to get the service was Bangalore. [24] [25] Airtel has started their 4G services in Karnal and Yamunanagar in Haryana on 16 June 2015. [26] Airtel 4G trials has been started in Delhi from 18 June 2015. [27] Airtel had 95,173,000 4G subscribers as of June 2019. [28]