The i2i Cable Network is a 3,100 km submarine cable linking Singapore and Chennai, India. The i2i Cable Network was originally constructed by Network i2i Limited, a 50:50 joint venture established by SingTel and Bharti Airtel. The i2i Cable Network is the world's largest cable network in terms of bandwidth capacity (8.4 Tbps) when it was launched in April 2002. In January 2007, SingTel divested its assets in Network i2i which became a wholly owned by Bharti Airtel.


Cable System:

  • i2i Cable Network, or i2i

Cable Length:

  • 3100 Km

Design Capacity:

  • 8.4 Tbps
  • 8 fiber pairs, each of 105x10 Gbps DWDM

Lit Capacity:

  • 160 Tbps (as of RFSD in April 2002)

Ready for Service Date:

  • April 11, 2002

Investment Type:

  • Private


  • Network i2i (Bharti Airtel)

Initial Investment:

  • US$ 220 million

Landing Stations:


  • Alcatel Submarine Networks
  • Fujitsu