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Keysight Accelerates AI Networking via Ultra Ethernet LLR and CBFC Interoperability Demonstration at OFC 2026

Keysight Advances AI Networking with Ultra Ethernet LLR

Keysight Technologies recently announced a major milestone for high-performance data centers and AI networking. The company achieved the industry’s first public interoperability demonstration of Ultra Ethernet Consortium specifications. This milestone features Link Layer Retry (LLR) and Credit-Based Flow Control (CBFC) at 800GE line rate. The demonstration took place at the OFC 2026 event in collaboration with Broadcom.

These innovations address the massive traffic demands of modern artificial intelligence clusters. Traditional Ethernet architectures are increasingly strained by congestion sensitivity and tail latency. Consequently, high-performance Ethernet is now the technology of choice for AI networking. Keysight now provides the tools to ensure network efficiency and predictable performance.

Advancing Data Center Efficiency

The live demonstration features interoperability between Keysight’s Interconnect and Network Performance Tester. This platform validates advanced link-layer capabilities at full 800GE line rate. It operates with Broadcom’s Tomahawk Ultra Ethernet switch. Furthermore, it highlights Keysight’s growing role in performance assurance for AI networking scale-up and scale-out.

“Verifying compliance and interoperability is key to creating an open ecosystem, and with Keysight, Broadcom has found a partner who is able to keep up with our industry-leading pace, “ said Asad Khamisy, Vice President and GM, Core Switch Group at Broadcom.

“Keysight is focused on ensuring these innovations can be validated, interoperable, and ready for real-world deployment,” said Ram Periakaruppan, Vice President and GM, Network Applications & Security business at Keysight.

The company remains a key contributor within the Ultra Ethernet Consortium. These tests prove that the industry is ready for faster, more resilient speeds. Moreover, they support the adoption of standards for next-generation AI fabrics. This progress highlights Keysight’s growing role in performance assurance for AI networks. Reach out to Keysight today to learn more about their latest testing solutions.

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News Source: Businesswire.com