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GSM - Architecture

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A GSM network consists of several functional entities whose functions and interfaces are defined. The GSM network can be divided into following broad parts.

Following is the simple architecture diagram of GSM Network.

GSM Architecture

The added components of the GSM architecture include the functions of the databases and messaging systems:

Following is the diagram of GSM Netwrok alongwith added elements.

GSM Elements

The MS and the BSS communicate across the Um interface, also known as the air interface or radio link. The BSS communicates with the Network Service Switching center across the A interface.

GSM network areas:

In a GSM network, the following areas are defined:

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