Overview
The India–Southeast Asia (I-2SEA) submarine cable system represents a significant advancement in India's digital infrastructure. This undersea fiber-optic cable will connect India's east coast with Malaysia and Singapore, creating one of the fastest digital corridors in the Asia-Pacific region.
Key Participants
The project is a collaborative effort involving major technology and telecommunications players:
- Microsoft - Global technology giant
- Singtel - Singapore-based telecommunications company
- Tata Communications - Indian multinational telecommunications company
- Lightstorm - Indian digital infrastructure company specializing in fiber networks
Route and Landing Infrastructure
The I-2SEA cable system features:
- Dual landing stations in India:
- Machilipatnam (Andhra Pradesh) - provides shortest subsea access to Hyderabad
- South Chennai - additional connectivity point
- International destinations: Malaysia and Singapore
- Total length: Approximately 3,600 kilometers
Strategic Connectivity
The cable system offers extensive terrestrial connectivity:
- Onward connection to Mumbai
- Linkage to over 80 data centers through Lightstorm's terrestrial network
- Direct access to key AI and cloud infrastructure hubs in the region
Technical Features
The system incorporates several advanced features:
- Interoperable cable architecture - enables compatibility across different network operators
- Carrier-neutral landing infrastructure - allows multiple service providers equitable access
- Deep cable burial - provides enhanced protection against external damage
- SmartNet AI Fabric integration - enables unified network management
- Polarin platform - facilitates comprehensive network orchestration
Purpose and Applications
The cable is specifically designed to serve:
- Hyperscalers - Large cloud service providers
- GPU infrastructure providers - Companies providing graphics processing units for AI workloads
- Enterprises - Businesses running AI training and inference workloads
- Digital services - High-capacity, low-latency connectivity requirements
Significance for India
Digital Infrastructure Development
- Strengthens India's position as a digital hub in the Indo-Pacific region
- Provides robust infrastructure for India's AI and cloud ecosystem growth
- Supports the government's vision of digital India
Economic Implications
- Reduces dependency on existing international bandwidth routes
- Enables faster data transmission between major Asian economic centers
- Supports growth of digital economy and IT services exports
Strategic Importance
- Creates shortest transmission route between Singapore/Malaysia and Hyderabad
- Enhances India's strategic relevance in regional digital connectivity
- Strengthens ties with Southeast Asian digital infrastructure networks
Timeline
- Expected Operational Date: Q4 2029 (Fourth Quarter of 2029)
About Submarine Cables
Submarine cables are:
- Undersea fiber-optic cables that carry internet, telecom, and data traffic
- Form the backbone of global digital connectivity
- Carry approximately 95% of international internet traffic
- Essential infrastructure for modern digital economy