sniffer for mobile phones seminar topic download

Sniffer- Finds your Lost Phone
A cell phone is considered to be a better method of communication system that is being used for day by day communication. Today, the great use of mobile phones has increased the problem of getting it misplaced or lost. As a solution, Sniffer for Mobile Phones has been made into existence. The IMEI number which is embedded to the mobile phones will block the calls and helps in the detection purpose.

Sniffer is a transceiver device which works in a frequency range that is designed to operate. Each mobile phone will have an IMEI number associated with it. IMEI is defined as International Mobile Equipment Identity. IMEI is a 15 digit unique code used to detect the mobile phones. The IMEI number can be identified by using the code *#06#. When a mobile phone gets switched ON, the IMEI number will get transmitted and later the number will get checked with the database of the grey or black listed phones in the EIR register. EIR is defined as equipment ID register which will help the mobile phone to log on to the network to receive and make phone calls.

What is inside a Sniffer?
Sniffer device also known as Mobile base station consists of the components like:

Unidirectional Antenna
Tracking Software.
Sniffer base station (SBS)
SBS is a transceiver which will operate at a frequency that is much different from the cell frequency in which the detection operation is being carried out.

Unidirectional Antenna helps in the detection of the mobiles by the sniffer device. Inorder to receive or transmit the data signal, the antenna would work at specified frequencies.

Tracking software helps in the tracking process of the lost mobile phones. The program is mainly written in C or Java.