Introduction

• Mobility is as an act of changing location with ease.

• Mobility could be Service, Personal, Terminal or Session Mobility.

• Session Mobility:

• Allows a user to maintain a media session when changing terminals [3].

• All other mobility types require session mobility to maintain access to same information.

• Reasons for session transfer/mobility include [4]:

• - Cheapest access cost

• - Better user experience

• - Physical user mobility