Self-Assessment Exercises

Mobile-Originated Calls

The following exercise re-visits the situation of a mobile originated call. You will need to
consider how the network determines the location of the recipient in order to route the call
correctly.
Mobile Originated Calls
A subscriber is trying to call another user of the same network.
The other user may be in the same MSC as the caller (Location Area 1) or a different MSC
(Location Area 2).
Add notes and arrows to the diagram below to show the call routing and signalling
required to locate the user and set up the call