#VikasShokeen

Vikas Shokeen

08 - VoLTE Evolution (New)

Section # 1 (Evolution of Telephony) · Difference between 2G / 3G –vs- 4G Non-VoLTE –vs- VoLTE Networks · Services in Non-VoLTE 4G Vs...

7,062 views

Vikas Shokeen

04 - VoWifi Interfaces Links Protocols (New)

SWu Interface - Internet Key Exchange version 2 (IKEv2), RFC 7296. We will also cover IPSEC Overview here S2b Interface - GTP Protocol,...

5,810 views

Vikas Shokeen

03 - VoWifi ePDG AAA and Architecture (New)

VoWifi Nodes Role of ePDG , AAA & UE Role of PGW , HSS , IMS , PCRF for VoWifi KPI & Performance of VoWifi Measure User Experience of...

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Vikas Shokeen

02 - VoWifi Architecture Overview (New)

- VoWiFi Architecture VoWiFi Framework VoWiFi Overview - Various Architecture Options for Wifi Calling Untrusted WLAN Trusted WLAN IMS...

12,594 views

Vikas Shokeen

01. VoWifi Introduction & What is Wifi Calling ? (New)

Why you need Vo-Wifi ? Or Wifi Calling ? How to avail VoWiFi Service ? Role of Mobile Operator in VoWiFi Service ? How to enable VoWifi...

3,462 views

Vikas Shokeen

07. VoLTE IMS KPI & Performance

RSR : Registration Success Ratio (%) - CSSR : Call Setup Success Rate (%) - CST : Call Setup Time (s) - MHT/ACD : Average Call duration (s)

17,397 views

Vikas Shokeen

06. VoLTE Interfaces , Protocols & IMS Stack

Sh , Ro , Cx , Rx , Sv , ISC , Mw , Mg , Mi , Mj , Mr / Mr‘ , UT,S1MME , S5/S8 , S10 , S11 , S6a , Gx , Gy , X2 , SGs , S1U , S5/S8 & SGi ,

36,633 views

Vikas Shokeen

05. Single Radio Voice Call Continuity (SRVCC) and CSFB Vs SRVCC

Single Radio Voice Call Continuity (SRVCC) - CSFB (circuit switched fallback) - PS to CS handover - CSFB Vs SRVCC - SRVCC , aSRVCC , eSRVCC

19,127 views

Vikas Shokeen

01. What is VoLTE – IMS Overview , Basics & Fundamentals

Network Evolution to VoLTE , VoLTE - Benefits for Users , Operators . VoLTE Challenges & Handling Congestion Scenarios

12,334 views