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Content NTG Overview Wifi-Calling Service Why Wifi-Calling Challenges for Wifi-Calling NTG VoWifi Client 2
Company Overview Telecom and IT infrastructure solutions provider, established in 1992, servicing telecommunications, utilities, enterprise and government. Specialized in Telecom & IT infrastructure, Software solutions & Consultancy Services. Simple, fast to deploy & cost effective OSS/BSS Product suite (NTS). Over 550 ICT professionals & access to over 200 Management Consultants providing solutions and services across the globe. Offices and operations in Canada, United States, Egypt, Kuwait, Qatar and Saudi Arabia. Listed on TSX Venture. 3
NTG Global Reach Headquarters: Markham, Ontario, Canada Regional offices: Doha, Qatar Riyadh, Saudi Arabia Cairo, Egypt Kuwait City, Kuwait Muscat, Oman 4
Sample Clients (North America) Our track record speaks for itself Canadian International Development Agency 5
Sample Client (Worldwide) A legacy of successful i ple e tatio s DANID A 6
NTG Clarity Core Competencies OSS/BSS NTS Business Intelligence IT Networking Consulting & Outsourcing NTG Core Competencies eservices Mobile Applications Business Process Reengineering Training 7
Wifi-Calling Services Wifi-Calling (VoWifi) is an operator-provided service that makes it possible for consumers to make regular phone calls and text messages from their SIM-based mobile phone number, even if they have poor cellular coverage, by utilizing a WiFi network. Wifi-Calling Standardization support Seamless handover for VoLTE calls between LTE and Wi-Fi and vice versa. Conversational video is also possible via Wi-Fi ViLTE. Wifi-Calling offers the consumers seamless experience, they are reachable on their normal numbers and can place call using their native dialer and phone book. Wifi-Calling utilizes IMS core to provide a packet voice service over Wifi coverage. 8
Why Wifi-Calling Benefits for Consumers Coverage Globally 70% of consumer are not satisfied with the indoor Voice quality, reliability & coverage. Wifi Calling offers better indoor coverage. Smartphone users send texts and make voice call indoor as twice than outdoor. Offered Services Make benefit from VoLTE/IMS enriched services. Place calls from all device even non-sim based. Use native clients with seamless experience compared to OTT Apps. Cost Consumer can use Wifi-Calling while travelling with cheaper rates. MNO may offer cheaper for calls placed over consumer home wifi. 9
Figure 2: Why users find Wi-Fi calling appealing Figure 1: Satisfaction with the indoor experience 10
Why Wifi-Calling Benefits for Operators User Loyalty Better Coverage. Enriched services. Network performance Better indoor coverage Capacity offloading. Make use of IMS based services over wifi. Complementary service for VoLTE New revenue Streams Roaming service over un-trusted Wifi Competing with OTTs through standard native services. Technology leadership Cost effective solution compared to small cells. 11
Market Updates - More than 30 operators launched Wifi-Calling and others are deploying. - Cisco forecast that Wifi minutes will dominate the IP Voice services by 2018. - All major Device manufacturer are supporting Wifi-Calling on the recent smartphones. Figure 3: Mobile IP Voice Minutes of Use VoWiFi, VoLTE, and VoIP (Cisco) & More. Source GSMA, July-2016 12
Wifi Calling Challenges - service uptake and adoption is among challenges for VoWifi service Business Case the. Figure 4: Percentage of existing Wi-Fi calling users facing issues - Terminals availability should be resolved to secure higher customer base. - Currently ios8 and higher versions supports Wifi-Calling on iphone5c and higher. - On the Android front, only high end smartphones support the service through customizations. - help operators to serve all their Android users. 13
NTG Wifi Calling Client work for all Android devices, accelerating the service uptake. How Does it works: An integrated client detects proper Wi-fi signals, and route all Telephony service over Wifi/IMS network. NTG Wifi Calling Client provides a seamless Voice & SMS user experience over Wifi networks. Using subscriber credentials for secure registration & Authentication. Uses native phone dialer, phonebook & messaging. Work over any Wi-fi AP (untrusted + trusted). Support SIM/Non-SIM devices. Complementary to VoLTE, Supports SRVCC. Unlike over the top (OTT), the client maintains 3G networks Supplementary, enhanced & regulatory services, with single number 14
Activation & provisioning network Back-End Server Integration Activation Server. EMA Wifi-Calling Client Dialer Interrupt & call Backend rerouting.server Authentication & Authorization. SIP Client. Logging Service. Other services.. AAA server CA certificate issuance Authenticator Optional.EMA Social Features Optional Authenticator. EAP-TLS certificate comparison. epdg Untrusted AP e-pdg IMS Network UE SIM based AAA Wifi SIP Control. SIP Digest registration. Charging. Supplementary & Telephony Services. etc.. Interface with untrusted Wifi Users. Establish IKEv2 VPN tunnel with client. route all traffic to the internal mobile network HSS IMS-NE 15
Reference Case: - Etisalat Misr Wifi-Calling Client for Android smartphones in Jul-16. - Successful PoC covering all basic features. - Awarded the contract for delivery and support Commercial client. - Interwork with E/// IMS & epdg. - Uses EAP-TLS for user Authentication with epdg/aaa Wi-Fi Calling architecture 16
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