Hardware Identification

Question 1

IMEI identification

Answer 1

TAC (Type allocation code) - 8 digit decimal, identifies vendor and model of device

Serial No. - 6 digit decimal, specific uni

Checksum - OPTIONAL, algorythm computed against TAC and serial for authentication and integrity

Question 2

CDMA

Answer 2

MEID (Mobile equip identifier) - 15 digit hex, uniquely identifies a mobile device, replaced ESN, obsoloete for new devices

Question 3

Subscriber Identification

Answer 3

In devices which follow GSM/UMTS (Universal Mobile Telecom System) , SIM card (Subscriber identity Module)

Question 4

SIM breakdown

Answer 4

Three files;
ICCID - Integrated Circuit Card Indentifier

IMSI - International Mobile Subscriber Identifier

MSISDN - Mobile Subscriber International Subscriber Directory No.

Question 5

ICCID brekadown

Answer 5

19/20 digit;

MMI - Major Industry Identifier
MCC - Mobile Country Code
Issuer ID
Individual Acc. ID
Checksm

Question 6

IMSI breakdown

Answer 6

14/15 digit;

MCC - Mobile Country Code
MNC - Mobile Network Code
MSIN - Mobile Subscriber Identification Number

Question 7

MSISDN breakdown

Answer 7

11 digit ;

CC - Country Code
NPA - Number Planning Area
SN - Subscriber Number