Technical Publications
The UEC Technical Publications Library provides access to independently published technical specifications and supporting documents developed by the Ultra Ethernet Consortium. Each publication is maintained and versioned independently, allowing specifications to be updated as needed without requiring revisions to unrelated documents.
Management Specifications
Redfish Requirements for the Ultra Ethernet Server Endpoint v1.0
Defines requirements for using the Redfish interface to manage an Ultra Ethernet network interface card (NIC) and fabric endpoint on a server.
Version: 1.0 | Document date: October 28, 2026
Switch Abstraction Interface (SAI) Specification for CSIG v1.0
Defines SAI support for Ultra Ethernet Congestion Signaling (CSIG), including fabric telemetry, signal processing, and associated SAI attributes.
Version: 1.0 | Document date: October 28, 2026
Switch Abstraction Interface (SAI) Specification for Credit-based Flow Control v1.0
Defines SAI support for Credit-based Flow Control (CBFC), including credit pools, credit profiles, virtual channels, and related flow-control statistics.
Version: 1.0 | Document date: October 28, 2026
Switch Abstraction Interface (SAI) Specification for Link Layer Retry v1.0
Defines SAI support for Link Layer Retry (LLR), including port configuration attributes, retry profiles, error status, and operational statistics.
Version: 1.0 | Document date: October 28, 2026
Performance and Benchmarking
UE Collective Communications Benchmark Performance Specification v1.0
Defines recommended collective communications benchmarks, workload parameters, and test configurations for evaluating and comparing the performance of Ultra Ethernet-compliant implementations.
Version: 1.0 | Document date: October 28, 2026
Download Collective Communications Benchmark Performance Specification v1.0 (PDF)