With toll quality voice origination and termination services, Sify handles billions of minutes of global voice traffic. Sify delivers voice services that comply with ITU-T G.114 recommendations over its MPLS-enabled next generation global network infrastructure, backed by industry leading service quality guarantees.
Sify’s network
Sify’s managed MPLS NGN core network is built on highly resilient network architecture with redundancy at network, POP and interconnect levels, using carrier grade NGN routing fabric.
As the pioneer in the convergence of circuit based and IP based networks, Sify is well equipped to provide unified support for fixed and mobile telephony.
Sify’s Network-to-Network Interfaces (NNIs) use Advanced VoIP and SS7 technology, with smooth, efficient digital signalling for voice switching. This allows Sify to offer robust, high performance global network solutions for international and national long distance services.
Sify’s services
ExpressTalkTM, Sify’s premium Internet Telephony service, leverages completely managed Voice over IP (VoIP) technology and its robust, managed IP-MPLS network to deliver ‘near toll-quality’ international long distance voice communications at a fraction of today’s international long distance call charges.
The ExpressTalkTM suite of products:
Outbound voice calls
- IP - IP international
- IP - TDM international
- IP - IP domestic (CUG)
Inbound voice calls
- Toll-free
- Geographical area numbers
Hosted contact centre
- Inbound
- Outbound
- E-mail/FAX
- IVR/ACD
- Predictive dialing/skill based routing
- Workflow management
Outbound FAX over IP
Voice interconnect options
- SS7 Interconnect - for an efficient signalling system to interconnect with TDM switches in global voice networks, standardized by ITU-T.
- MPLS SIP Interconnect - for efficient transmission of voice over Packed Switched Networks.
- Internet SIP Interconnect - for efficient transmission of voice over the Internet.
The Sify advantage
- Managed, MPLS enabled next generation core network for superior voice quality.
- Global presence with Points of Presence in the US, UK and Asia Pacific, with connectivity to multiple global tier 1 network providers.
- Assurance of a 24x7 helpdesk, backed by a next generation operations support system.
- Web-based portal for usage tracking and invoicing, and provision for automated alerts across multiple media.
- Flexible voice interconnect options.
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