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Tata Communications Expands Global Connectivity with TGN-IA2 Submarine Cable Integration


Updated: June 03, 2025 10:39

Image Source: ZMS cable
Tata Communications has announced the integration of its new submarine cable system, TGN-IA2, reinforcing its global network infrastructure. The TGN-IA2 system is designed to enhance connectivity across Asia, providing high-speed, low-latency data transmission between key markets.
 
Enhanced Network Resilience:
  • The TGN-IA2 cable route is strategically designed to avoid earthquake-prone areas, ensuring greater reliability.
  • The system connects Singapore, Hong Kong, Japan, the Philippines, Vietnam, and Guam, strengthening intra-Asia connectivity.
High-Speed Data Transmission:
  • The cable network supports 96 wavelengths per fiber pair, operating with 10 Gbps DWDM technology.
  • The system capacity reaches 3.84 Tbps, enabling seamless interconnection with Tata’s global network.
Impact on Business & Digital Infrastructure:
  • The integration of TGN-IA2 will boost enterprise connectivity, supporting cloud services, financial transactions, and data-intensive applications.
  • The cable system is expected to reduce latency between Singapore and Tokyo to 63ms, improving real-time data exchange.
Market Expansion & Competitive Edge:
  • Tata Communications continues to invest in subsea cable technology, reinforcing its position as a leading global telecom provider.
  • The company’s partnership with Ciena GeoMesh enables 100G connectivity across its submarine cable network, ensuring high-speed data transmission.
The TGN-IA2 submarine cable integration marks a significant milestone in Tata Communications’ efforts to enhance global connectivity, supporting businesses and digital ecosystems across Asia.
 
Source: Submarine Networks, Data Center Knowledge, and Tata Communications Infrastructure Updates.

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