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AI Subsea Upgrade on Tokyo–Sydney Route Might Change The Case For Investing In Ciena (CIEN)
In March 2026, Lightstorm announced it had partnered with Ciena to upgrade the Japan–Guam–Australia submarine cable system, using Ciena's WaveLogic coherent optical technology to quadruple client service capacity and enable 400Gbps services on the Tokyo–Sydney route.
This upgrade underpins multi-terabit traffic for a leading global cloud platform, highlighting Ciena's role in supporting bandwidth-intensive AI training and inference across a critical Asia-Pacific corridor.
We’ll now examine...