OIF will spotlight interoperability as the cornerstone of AI-era networks at ECOC 2025, bringing together 35 member companies for a large-scale multi-vendor demonstration in Copenhagen from September 29 to October 1. The showcase will span optical, electrical, management, and energy-efficient interfaces, proving readiness for AI-driven data and networking demands.
On the optical front, OIF will demonstrate interoperability across 800ZR, 400ZR, OpenZR+, 100ZR, and 800G OpenROADM technologies. Electrical demos will highlight CEI-448G and CEI-224G interfaces across multiple reaches, directly addressing hyperscaler requirements for scaling AI infrastructure. Energy-efficient interfaces (EEI), external laser pluggables for co-packaging, and the Common Management Interface Specification (CMIS) running in a live simulated network will underscore maturing standards for next-generation deployments.
Participating members include major system vendors, component suppliers, semiconductor firms, and test and measurement providers such as Adtran, Alphawave Semi, Amphenol, Ciena, Cisco, Coherent, Juniper Networks (HPE), Keysight, Lumentum, Marvell, Molex, Nokia, Synopsys, TE Connectivity, and many more. OIF will also contribute to ECOC’s Market Focus program with sessions on coherent technology, CMIS, energy efficiency, and 448G architectures for AI.
- 35 companies participating in OIF’s interoperability demo at ECOC 2025
- Technologies: 800ZR, 400ZR, 100ZR, OpenZR+, 800G OpenROADM, CEI-448G, CEI-224G, CEI-112G
- Focus on hyperscaler AI network scaling, co-packaging, and energy-efficient interfaces
- Live CMIS integration within a simulated network environment
- ECOC Market Focus sessions on coherent optics, CMIS, EEI, and 448G
“Interoperability isn’t an abstract promise — it’s a market enabler,” said Nathan Tracy, OIF President (TE Connectivity). “By bringing these diverse technologies/challenges together under one roof, OIF is accelerating adoption, reducing risks and enabling operators, hyperscalers and vendors to move faster in addressing surging AI demand.”
🌐 Analysis: OIF’s role at ECOC reinforces its position as the neutral ground where critical interoperability testing happens before commercial rollout. With AI workloads driving unprecedented bandwidth and efficiency requirements, aligning optics, electrical interfaces, and management standards is essential.

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