Update: VLR data for active subscribers is taken for a period of 72 hours from the last day of the month. India's mobile connection base has reported an increase of 3.10 percent to 752.19 million in December 2010, from 729.56 million in the month of November, according to the Telecom Regulator TRAI. It has also published, the Visitor Location Register (VLR) numbers provided to it by telecom operators. VLR numbers are an indicator of the active connections at the time. Now keep in mind that the following Active user information is for the last day of the month i.e, 31st December 2010. This means, that any user whose phone was inactive that day, or was using that SIM for the entire day, will be shown as an active subscriber for the telecom operator. All but three Telecom operators – Bharti Airtel, Vodafone and the Idea Cellular-Spice combination has active subscribers above the national average. Everyone else, we’ve marked in red: TRAI calculates VLR data on the basis of active subscribers in the VLR on the last working day (Monday to Friday) of the particular month for which the data is being collected, in this case December. This data is to be taken from switches having the purge time of not more than 72 hours. This should be seen in the context of a multi SIM environment. In our opinion, TRAI should normalize this VLE data over the month, and report the number of active connections for the month and not…
