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5. During investigation a search was also conducted at the business premises of M/s Vebtel Obconic Internet Protocol Pvt. Ltd., Somajiguda, Hyderabad. This is the main hub centre of M/s Vebtel Obconic Internet Protocol Pvt. Ltd., whose illegal telecentre M/s Cyber Garden has been raided earlier. Since lot of technical gadgets computer server and huge quantum of electronic records are involved, the services of AGEQD, Computer Forensic Division of GEQD, Ramanthapur, Hyderabad were availed. This division has a Mobile Cyber Forensic Kit which can be easily used at the place of search for making digital images of required digital records. The help of DOT Engineers was also availed while conducting the search in order to obtain on the spot help from their technical expertise. During search the contents of server/computer system at the central hub of M/s Vebtel Obconic Internet Protocol Pvt. Ltd., were imaged on to the hard disk brought by the GEQD official, two CDs were marked as Q1 and Q2 by the officials of GEQD and were enclosed with the search list. The contents of CD were hashed and the resultant Message Digest was recorded in the search list as enclosure. The files pertaining to the CDRs of international calls made from various telecentre to different telephone numbers abroad were collected/copied. The details of ledger account and telecentrs list were also retrieved from the computers of accused company. The computer in MS Excel files containing detailed list of names and addresses of their telecentres pertaining to various states have been found. This telecenter list indicates that M/s Vebtel Obconic Internet Protocol Pvt. Ltd., is having 51 franchises in Bangalore, 4 in Maharastra, 4 in Gujarath, 2 in Delhi, 13 in Kerala and 44 in Tamil Nadu and pondicerry. Apart from this M/s Vebtel Obconic Internet Protocol Pvt. Ltd., is also having about 25 telecenters in Andhra Pradesh. During search a certified copy of license possessed by M/s Vebtel Obconic Internet Protocol Pvt. Ltd., which is category B class license was seized. This license was issued by DOT authorities for providing internet telephony service in the state of Andhra Pradesh. Some documents pertaining to supply of equipment by M/s Vebtel Obconic Internet Protocol Pvt. Ltd., to its telecenters beyond Andhra Pradesh have also been seized. M/s Vebtel Obconic Internet Protocol Pvt. Ltd., was having a sophisticated server room with gate keeper server, proxy server, billing server, a back up server and an internet pipe of 8 ipbs. The entire traffic from various telecenters within and outside Andhra Pradesh come to this server room and from here the same is distributed to various telephones around the world through internet. Every call made from the telecenter has to pass through this central hub at Hyderabad. It is a very sophisticated setup which was live and working. It was not possible to seize the servers as it would disrupt the services to the genuine customers within the Andhra Pradesh. However, required date has been imaged on the hard disk brought by GEQD officials. The down loading of required data and files was done by taking utmost care not to add additional load to the server or the gate keeper available in the hub center. GEQD team has brought with them a laptop and computer forensic software (encase) which enable them to retrieve the call detail reports as well as other data from the server. The data that has been retrieved/copied has been hashed using MD5 hashing algorithm. This procedure will authenticate the integrity of the data for verification at a future date. CDRs retrieval from the server clearly showed calls were made from different IP addresses pertaining to various telecenters in the country to the IP addresses of gatekeepers at the central Hub in Hyderabad. The CDRs also revealed the duration and times of calls made to various telephones (PSTN) in different countries of the world. This clearly proved that, outgoing international calls were illegally patched from different corners of country to different PSTN lines abroad and the entire traffic was channeled through the gate keepers at M/s Vebtel Obconic Internet Protocol Pvt. Ltd., Hyderabad.