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Telecom & NGN

GSM- Part-I (Basic Introduction)

A Basic view of GSM Network Architecture & Components A GSM network comprises of following units: –> MS: Mobile Station –> BSS: Base Station Sub System –> NSS: Network Switching Sub System –> OSS: Operation Support Sub System GSM architecture also  comprise of below database and routing entities: Home Location Register (HLR) Visitor Location Register […]

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Telecom & NGN

Telecommunications Acronyms and Initialisms – Part 2

Initialisms: AFC – Automatic Frequency Control ATC – Alarm Traffic Controller ATM – Asynchronous Transfer Mode BW – Bandwidth CATV – Cable Television CODEC – COder DECoder DCME – Digital Compressed Multiplication Equipment DP – Data Processing DSS – Direct Satellite Services DTH – Direct-to-Home DTMF – Dual Tone Multiple Frequency EIRP – Equivalent Isotropic […]

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Telecom & NGN

Telecom Acronyms

                                         Section 1:                                                                    […]

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Linux

Linux Directory Commands

Directory Commands ls– This command ‘lists’ the contents of your present working directory. pwd- Shows you what your present working directory is. cd– Lets you change directories. rm– Removes one or more files. rmdir– Remove an empty directory. mkdir– Make a directory. ps– Provides a list of currently running processes. cp– Copy a file. mv– Move a file (this is also used to rename a file, “moving” it […]

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Linux

Linux File Commands

  File Administration ls [option(s)] [file(s)] If you run ls without any additional parameters, the program will list the contents of the current directory in short form. -l detailed list -a displays hidden files cp [option(s)] sourcefile targetfile Copies sourcefile to targetfile. -i Waits for confirmation, if necessary, before an existing targetfile is overwritten -r Copies recursively (includes subdirectories) mv [option(s)] sourcefile targetfile Copies sourcefile to targetfile then deletes the original sourcefile. -b […]

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Telecom & NGN

MNC – Mobile Network Codes for Indian Telecom Operators

MCC MNC Brand Operator 404 01 Vodafone IN Haryana 404 02 AirTel Punjab 404 03 AirTel Himachal Pradesh 404 04 IDEA Delhi & NCR 404 05 Vodafone IN Gujarat 404 07 IDEA Andhra Pradesh 404 09 Reliance Assam 404 10 AirTel Delhi & NCR 404 11 Vodafone IN Delhi & NCR 404 12 IDEA Haryana […]