WiFi Calling – Winning Strategy Against OTT Players

White Paper Overview

The launch of WiFi calling (VoWiFi) transformed the business landscape for mobile operators. It helped them counter the threat to revenue from OTT players who had been taking market share.

This white paper focuses on VoWiFi and how Alepo provides a market-ready solution for mobile operators to expand their network coverage, especially indoors, combating OTT players and introducing carrier-class WiFi services into the evolved packet core.

Key Takeaways

Get an overview of the WiFi calling market
WiFi calling presents a unique opportunity to operators for service innovation to combat the threat from OTT players.

Understand how it works
VoWiFi is an IMS-based service that lets subscribers make and receive calls as well as send text messages. Instead of using a traditional mobile network, it uses a WiFi network. It does not require any external application to be installed on the user’s mobile device.

Learn about the business benefits it offers to operators
WiFi calling provides a win-win solution for operators and subscribers. It ensures seamless handover between networks, does not levy additional roaming charges, helps fill network coverage gaps, and more.

Gain insights into the opportunities it provides
VoWiFi opens new revenue streams, enables in-flight calls, improves international service, boosts CX, improves quality of experience (QoE), lowers CAPEX and OPEX, and more.

Know about its key network elements
The ePDG and TWAG help secure integration between the WiFi network and mobile core. WiFi access points such as hotspots help provide the service. Operators can secure these access points and network components.

Read a comparison between OTT and carrier WiFi calling
WiFi services help operators protect their core business. WiFi calling is unlike OTT VoIP in that it does not require a separate client, easily provides mobility, is integrated with the mobile carrier’s network, and more.