Carriers worldwide are accelerating 100G/200G OTN rollouts in 2026. Learn the key upgrade drivers, dominant platforms, and how to source pre-owned WDM/OTN eq. Upgrade Drivers in 2026 AI model training and inference workloads have fundamentally changed traffic patterns. The OptiX OSN 9800 U series includes the OptiX OSN 9800 U64, OptiX OSN 9800 U32, and central cluster chassis (CCC). We collect shipment information and guidance directly from individual equipment companies each quarter, and allocate each company's revenue to regions, product categories, and customer. Our OTN processors and OTN physical layers (PHYs) offer leading innovation, integration and power for Data Center Interconnect (DCI) networks. They deliver the quickest time to market and lowest R&D expense for the OEM and minimize the total cost of ownership for the service provider. We also offer. IP over DWDM (IPoDWDM) looks attractive at first. Why not insert DWDM optics directly into your routers, avoid transport hardware, and simplify the network? The answer is simple: what looks like a shortcut often becomes a dead end. From North America to Europe to APAC, carriers, system integrators. ◆ At OFC2025, the world's largest international conference on optical network technology, NTT, NTT com, Orange, and Telefonica will collaborate to showcase a live demonstration of All-Photonics Network (APN) 1. This will be achieved by interconnecting devices based on the open standards of IOWN GF.