Business
Constl & Ciena Achieve Breakthrough 1 Tbps Transmission Across 1,450 km Long-Haul Network Using WaveLogic 6 Extreme
NEW DELHI, December 04, 2025--To capitalize on India’s burgeoning digital economy, Constl, a subsidiary of Space World Group, has deployed Ciena's (NYSE: CIEN) WaveLogic 6 Extreme (WL6e) solution. This follows a successful live trial in which Constl achieved a 1 Tbps line rate on a single optical channel using WL6e across the 1,450 km Mumbai–Chennai route – one of the busiest and most critical corridors for the digital infrastructure provider, without the need for regeneration.
About this update from Ciena Corporation
[{"type":"image","alt":"","displaySize":"","headline":null,"caption":"","credit":null,"className":"","disableSlideshowImg":false,"size":{"original":{"width":1024,"height":512,"url":"https://media.zenfs.com/en/business-wire.com/932d85037bbdf94286ce6eeda9b6331a"},"resized":{"url":"https://s.yimg.com/ny/api/res/1.2/y6r9N7eGflbFmOXLON4i8Q--/YXBwaWQ9aGlnaGxhbmRlcjt3PTk2MDtoPTQ4MDtjZj13ZWJw/https://media.zenfs.com/en/business-wire.com/932d85037bbdf94286ce6eeda9b6331a","width":960,"height":480},"lightbox":{"url":"https://s.yimg.com/ny/api/res/1.2/evQeAFtvGlvOnbZqa5RMpg--/YXBwaWQ9aGlnaGxhbmRlcjt3PTIwNDg7aD0xMDI0O2NmPXdlYnA-/https://media.zenfs.com/en/business-wire.com/932d85037bbdf94286ce6eeda9b6331a","width":1024,"height":512}},"lazy":false},{"type":"list","items":[{"val":[{"type":"text","content":"Constl becomes India’s first digital infrastructure provider to successfully test and deploy a record-breaking 1 Tbps line rate over long-haul distance","length":151,"tagName":"p","attribs":{}}]},{"val":[{"type":"text","content":"WL6e further strengthens Constl’s ambition to be the network of choice for hyperscalers in India","length":96,"tagName":"p","attribs":{}}]},{"val":[{"type":"text","content":"This upgrade delivers a strong competitive edge by increasing wavelength capacity and reducing overall operational costs","length":120,"tagName":"p","attribs":{}}]}],"tagName":"ul","bulletedList":true,"length":367,"olType":false},{"type":"text","content":"NEW DELHI, December 04, 2025--(BUSINESS WIRE)--To capitalize on India’s burgeoning digital economy, Constl, a subsidiary of Space World Group, has deployed Ciena's (NYSE: CIEN) WaveLogic 6 Extreme (WL6e) solution. This follows a successful live trial in which Constl achieved a 1 Tbps line rate on a single optical channel using WL6e across the 1,450 km Mumbai–Chennai route – one of the busiest and most critical corridors for the digital infrastructure provider, without the need for regeneration.","length":503,"tagName":"p"},{"type":"text","content":""Since inception in 2023 -just two years ago- Constl has deployed over 12,000 km of fibre and connected around 100 data centers across 13 Indian cities, powered by Ciena’s industry-leading optical technology," said Ankit Goel, Chairman and Founder, Space World Group, the parent company of Constl. "This milestone positions us to expand our terrestrial fibre n...