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Category: Telecom

User Attach flow for VoLTE & Registration call flow

Before we jump onto Call flow , I would like to cover brief concept of QCI Mixed up with Default & dedicated bearer in VoLTE . When the UE is turned on, it establishes a PDN connection with a default APN. ...
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Congestion control in VoLTE & LTE Networks

Have you ever thought , What will happen to VoLTE Voice Calls during Radio Congestions ? .. As General principal , Data Internet can wait for some time , But Voice Can’t . Voice has to be real-time . ...

Types of EPS bearer

‘Bearer’ in the dictionary means “Carrier” or “Porter” which carries something from a point to another point. Under the context of communication technology, I would define the ‘Bearer’ as a ‘pipe line’ connecting two or more points in the communication system in which data traffic follow through....

Steps involved in VoLTE IMS Registration

This Network depicts the UE connectivity to LTE Network . For using VoLTE Services , User need to go thru these Steps : Attaching on LTE network as mentioned in point 1 Second Step will be activating Default Internet EPS bearer post which user will be able use &...