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Telefonica - replacing N3 overlays for HSCN

Telefonica O2 logo

Telefonica are a network services (RM1045) supplier offering replacement N3 overlay services.

Disclaimer: This content is based on information provided by the supplier and is not endorsed by NHS Digital.

Our approach

Telefonica are a service provider of fixed, mobile and digital services, across 25 countries worldwide. In the UK, we deliver converged HSCN services to Communications-Electronic Security Group (CESG) Assured Service (Telecommunications), or CAS(T), certification, through O2 Gateway - our converged fixed/mobile/WiFi network platform.

Product name

Unified Communications

Voice services – N3 Hosted Voice Service and Local Gateway Services replacements

Converging and unifying communications through mobile, fixed and WiFi networking is at the heart of what we do. Through O2 Gateways secure HSCN connectivity, we are able to provide access to a hosted voice service or connect on premise voice services. O2 Gateway, is a CAS(T) secure platform, providing secure voice connectivity, interconnecting into the HSCN network.

Video conference services – N3 managed video services replacements

We specialise in connecting people and Advanced Collaboration makes things easy. Different from other video conferencing platforms, the solution provides unprecedented scalability, with unlimited participants. Attendees can be simultaneously active and comment, with unlimited video and data sharing. Participants can join a conference from mobile/tablet/desktop and, as all video and data is sent at native resolution and colour in real time, the quality is exceptional at an affordable price.

Product name

Advanced Collaboration

Remote access solutions – N3 virtual private network (VPN) token solution replacements

We believe that secure VPN connectivity should provide more than just a secure tunnel. With 2 factor authentication, our mobility client provides additional user benefits such as session persistence - keeping the application alive, even when the connection is lost. Data acceleration and compression is included, meaning that the data travels faster and the connection is responsive, even at low bandwidths. The result is great user experience.

Product name

Mobility Client

How do I procure?

Telefonica are listed upon Crown Commercial Services RM1045, both through selected Lots, the SSO (Standard Service Offering) process and G-Cloud.

Contact details

Supplier’s contact phone number: 07789 271509

Supplier’s email address:

Last edited: 23 January 2020 1:49 pm