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by LT Writer

Free SMSes may have cost BSNL crores

Jun 23, 2011 at 8:57 am in News by LT Writer · Leave a Comment »

Bharat Sanchar Nigam Ltd (BSNL) may have lost anything between a few hundred crores and several thousand crores since 2008 by not charg- ing other telcos for telephone messages or SMSes carried on its network.

According to two officials at the state-owned telco, two se- nior officials from the depart- ment of telecommunications (DoT), and documents re- viewed by Mint, BSNL hasn`t charged other telcos for using its signalling system for send- ing messages because it is yet to decide how  [read more →]

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by LT contributor

What is SMS Trojan?

Aug 31, 2010 at 12:07 am in Telephony by LT contributor · Leave a Comment »

SMS Trojan is a malicious program penetrates smart phones running Android in the guise of a harmless media player application. Dubbed Trojan-SMS.AndroidOS.FakePlayer.a, the malware is being used to ring up charges by sending text messages to premium rate numbers. According to Denis Maslennikov, senior malware researcher at Kaspersky Lab, the Trojan passes itself off as a media player named Movie Player.

How it Works?

If users install the malware, it will send SMS messages to two premium-rate numbers, “with each message  [read more →]

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by LT contributor

Learn about SMS Hubbing

Jul 22, 2010 at 10:27 pm in GSM by LT contributor · 3 Comments »

Hubbing SMS Call Flow

Why SMS Hubbing?

Every operator has the need to establish roaming agreements in order to provide subscribers with the possibility to roam outside their home network. The overall cost of establishing bi-lateral relationships is preventing some operators from opening new roaming and Inter-working agreements. With the introduction of more new services the problem will become more evident and the overall costs greater. This is a particular concern for the newer GSM networks, those networks that are late entries into the  [read more →]

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by Shri

SMS in GSM Network

Jul 19, 2010 at 9:45 am in GSM by Shri · 56 Comments »

# SMS (Short Message Service) is the transmission of short text messages to and from a mobile phone, or any other device capable of generating the SMS. It is composed of a maximum of 160 characters, each coded on 7 bits (GSM) or 140 bytes.
# End to end SMS delivery completes in two parts, First SMS submission in SMSC (Short Message Service Centre) by originating subscriber, second Delivery of SMS to recipient subscriber. So SMS is a Stored and Forward Service.

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by Shri

SMS FRAUD

Jun 27, 2010 at 5:50 pm in GSM by Shri · 12 Comments »

SMS Fraud

SMS Fraud is growing rapidly and is becoming a significant issue for all GSM Operators. Nowadays GSM operators are facing numbers of issues related to SMS problem such as Spamming, Spoofing, Fake SMS and illegal use of SMSC Address. Fraud SMS cause :

  • Revenue leakage due to faked SMS traffic and SMS spoofing.
  • Unpredictable loads on the network due to SMS flooding.
  • Increasing Complaint from Mobile subscriber due to SMS Spamming.

Please register to download this file. Its Free  Basics of  [read more →]