#VikasShokeen

Vikas Shokeen

Nov 7, 20209 min read

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...

11,813 views

Vikas Shokeen

Nov 7, 20207 min read

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

12,180 views

Vikas Shokeen

Nov 2, 202013 min read

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

21,746 views2 comments

Vikas Shokeen

Oct 31, 202010 min read

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

25,526 views

Vikas Shokeen

Oct 30, 202012 min read

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

6,032 views

Vikas Shokeen

Sep 16, 201811 min read

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

32,571 views

Vikas Shokeen

Aug 8, 201813 min read

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 ,

66,613 views

Vikas Shokeen

Jun 10, 201811 min read

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

33,602 views

Vikas Shokeen

Mar 1, 201811 min read

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

18,551 views