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Describe the mobility databases HLR and VLR. OR Describe mobility database of GSM in detail.
written 6.8 years ago by gravatar for teamques10 teamques10 ★ 70k •   modified 6.8 years ago

Subject: Mobile Computing

Difficulty: Medium

Marks: 4 Marks
mobile computing
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written 6.8 years ago by gravatar for teamques10 teamques10 ★ 70k

The home location register (HLR) is database used for mobile user information management. All the permanent subscriber data are stored in this database other than a secret key. An HLR record consists of three types of information.

1. Mobile station information: It stores IMSI (International Mobile Subscriber Identity) used by …

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