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Tata Consultancy Services

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Tata Consultancy Services

NextGen have profound knowledge of Telecommunications based on years of experience with carrier-grade solutions, security, voice logger, and enterprise to Carriers, MVNO, and Service Providers. NextGen is the first creator and supplier of Session Initiation Protocol/ VoIP technology in Japanese market.

Based on SIP/VoIP expertise, we offer wide range of Enterprise products such as Multi-Carrier SIP Gateway, IP-PBX, Session Border Controller, and Cloud services.

We built diagnostic and monitoring tool which helps VoIP, M2M, and IMS systems detect and protect from threats and attacks.

Our Voice logger supports analog digital, VoIP, landline, mobile, and radio and covers small to large scale office.


The ongoing transformation in the telecom industry is primarily driven by Software Defined Network (SDN) and Network Functions Virtualization (NFV), which is resulting in enormous innovative solutions, service agility as well as savings in operational expenses.

TCS offers its considerable expertise, gained while working for Tier 1 Original Equipment Manufacturers (OEMs), Telecom Service Providers, software & semiconductor vendors and contributing to open source, portfolio of tools & frameworks for verification & certification, as well as professional services.

By partnering with TCS, companies can take advantage of:

  • A vendor-agnostic approach to solutions which promotes reusability
  • Deep domain expertise
  • Continuous integration (CI) and continuous delivery (CD) based automation
  • Experience in several Open Source Communities
  • Strategic collaboration with Industry Leaders in SDN & NFV