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8/14/2019 Chap Mobile Identities
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By:- Gaurav Kumar
ZEPHYR SYSTEM PVT. LTD
WeThink and operateglobally
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8/14/2019 Chap Mobile Identities
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y
By:- Gaurav Kumar
MOBILE IDENTITIES
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8/14/2019 Chap Mobile Identities
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By:- Gaurav Kumar
Topics to be covered in this session :-MSISDNIMSIIMEIMSRNTMSI
Session Objective
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8/14/2019 Chap Mobile Identities
4/14
By:- Gaurav Kumar
MOBILE IDENTITIES
Logical Identity Software Identity Hardware Identity
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8/14/2019 Chap Mobile Identities
5/14
By:- Gaurav Kumar
MOBILE IDENTITIES
It is same as the DN assigned to fixed PSTN telephone as dialable, publicnumber.
Used to support : Call routing to destination terminal or to the MSC / HLR of the called MS 1. Charging and billing management2. Dialing / addressing for call origination3. Calling and Called party identification4. Providing location /service information to the user
Logical Identity(MSISDN)
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8/14/2019 Chap Mobile Identities
6/14
By:- Gaurav Kumar
MOBILE IDENTITIES
Logical Identity(MSISDN)
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8/14/2019 Chap Mobile Identities
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8/14/2019 Chap Mobile Identities
8/14 By:- Gaurav Kumar
MOBILE IDENTITIES
Software Identity(IMSI)
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8/14/2019 Chap Mobile Identities
9/14 By:- Gaurav Kumar
MOBILE IDENTITIES
Hardware Identity(IMEI)
Unique identity of the equipment used by a subscriber by each PLMN.
15 digit code.
Used to determine Authorized (White List)Unauthorized (Black List)
Malfunctioning (Grey List) Along with IMSI, it is used to ensure that only authorized users are granted access to the system. IMEI is never sent in cipher mode by MS.
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8/14/2019 Chap Mobile Identities
10/14 By:- Gaurav Kumar
MOBILE IDENTITIES
Hardware Identity(IMEI)
TAC : Type Approval Code 6 digitsFAC : Final Assembly Code 2 digitsSNR : Serial Number 6 digitsSP : Spare 1 digit
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8/14/2019 Chap Mobile Identities
11/14 By:- Gaurav Kumar
MOBILE IDENTITIES
TMSI is an identity which guarantees the integrity of the mobilesubscribers on the radio interface.
VLR assigns a TMSI to each mobile subscribers entering the VLR area.
Temporary Mobile Subscriber Identity(TMSI)
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8/14/2019 Chap Mobile Identities
12/14 By:- Gaurav Kumar
MOBILE IDENTITIES
MSRN is allocated on temporary basis when MS roams intoanother numbering area.
This number is used by the HLR for rerouting calls to the MS. It is assigned upon demand by the HLR on a per -call basis. MSRN is used in the GMSC to set up a connection to the visited MSC/VLR.
Mobile Station Roaming Number(MSRN)
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8/14/2019 Chap Mobile Identities
13/14 By:- Gaurav Kumar
REVIEW
In this session we discussed about the:-MSISDNIMSIIMEITMSIMSRN
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8/14/2019 Chap Mobile Identities
14/14By: Gaurav Kumar
