Welcome to my blog! If this is the first time, you are here then I request you to kindly read my Introduction post because I have certain things to say and they are all there:)

Also, if somewhere while going through any of the posts, you feel that something is wrong, plz feel free to comment then and there. I love to get corrected and so, plz do not think a bit before commenting on anything you think I have mentioned is wrong. The only request is plz maintain your dignity and mine as well in the words you use! Kindly do not let your words be a slur on others:) I would be grateful.

Also, I assure you that before writing anything here I will get the same checked with some experienced people, I will do a research again and then only, I will post the same on my blog so you can trust me.

Disclaimer: All the posts on this blog are based on my personal learning, opinion and views. It has no connection, no connotation with the organization I am or I was working for or with any person associated with me.

Happy learning...

Telecom's Technical Abbreviations

After so many chapters, I just thought to pen down all the abbreviations in one post which were used in last few chapters:
  • FDMA: Frequency division multiple access
  • CDMA: Code division multiple access
  • TDMA: Time division multiple access
  • NNS: Network Management Subsystem
  • BSS: Base Station Subsystem
  • NSS: Network Switching Subsystem
  • BTS: Base transceiver stations
  • BS: Base Station
  • AUC: Authentication Centre
  • OSS: Operation and Support System
  • MXE: Message Center
  • MISN: Mobile Intelligent Service Node
  • MSC: Mobile Switching Centre
  • HLR: Home location register
  • AuC:  Authentication centre
  • VLR: Visitor location register
  • EIR: Equipment Identity Register
  • BC: Billing centre
  • SMSC: Short message service centre
  • MMSC: Multimedia messaging service centre
  • VMS: Voicemail system
  • BSC: Base Station Controller:
  • PCU: Packet control unit
  • MS : Mobile station (a mobile phone)
  • PSTN: Public Switched Telephone Network


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