Ciena and Lightstorm Upgrade JGA Submarine Cable to Support 400Gbps Services

Ciena (CIEN) and Lightstorm have upgraded the Japan–Guam–Australia (JGA) submarine cable system to support 400Gbps services, enhancing capacity and efficiency for hyperscale cloud and AI workloads. The upgrade uses Ciena's WaveLogic technology and aims to provide a more resilient and cost-effective alternative to traditional routes. This development is expected to improve network performance across the Pacific region.

By Maham Fatima Tue, April 21, 2026 at 1:19 PM GMT+3 2 min read · Yahoo Finance ·

Ciena and Lightstorm Upgrade JGA Submarine Cable to Support 400Gbps Services

Tickers: $CIEN

Topics: 400Gbps AI infrastructure Ciena Lightstorm networking technology submarine cable

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