NVIDIA Docs Hub NVIDIA Networking Networking Software Adapter Software NVIDIA WinOF-2 Documentation v25.4.50010 User Manual Revision History

User Manual Revision History

Date	Revision	Section	Description
May 2025	25.4.50000	Ngauge Over Trusted VF	New section
		VFTrustCaps	New parameter
		DiagTelemetryMode	New parameter
January 2025	25.1.50000	All	No changes to the User Manual
November 07, 2024	24.10	DevX Registry Keys	Added the following registry keys: DevxDynFsEnabled DevxDynFsMaxPatterns DevxDynFsMaxPatternRules
		General Registry Keys	Added "AppShieldRegions" registry key
		RDMA Multi-QP Operations	New section
		Number of QPs	New section
		Report of Intermediate Results	New section
		Mellanox WinOF-2 Diagnostics Ext 1	Added the "Allocated Memory Pages" counter
		Mellanox WinOF-2 VF Diagnostics	Added the "Allocated Memory Pages" counter
August 14, 2024	24.7	RShim Ownership	New section
August 14, 2024	24.7	RShimCmd Tool	Added `"-RequestOwnership"` command
May 06, 2024	24.4	NDIS Poll Mode	New section
May 06, 2024	24.4	Snapshot Utility	Removed section as the utility is no longer supported.
February 08, 2024	24.1	RCM RTT Response DSCP	New section
		RoCE CC RTT Response DSCP	New section
		RDMA Registry Keys	Added the "RdmaRelaxedOrderingWrite" key
		SR-IOV Options	Added the " EnableFwVfPageLimit" key
		Reported Driver Events	Added the following Event ID: 0x01AC; 0x01AE; 0x01AD
		Reported Driver Events	Added "Reported Driver Event Severity: Informational" section
		Ethernet Registry Keys	Added the *NetworkDirectRoCEFrameSize registry key instead of the "RoceFrameSize" registry key which is obsolete now.
November 05, 2023	23.10	NicHealthMonitor Utility	New section
		RoCE Restrict Configuration Utility	New section
		Mellanox WinOF-2 VF Diagnostic	Added new RDMA VF diagnostic counters
		Mellanox WinOF-2 VF Port Traffic	Added the following counters: RoCE Restrict Packets Discarded RoCE Restrict Bytes Discarded
July 31, 2023	23.7	AutoLogger	New section
		NIC Health Monitor	New section
		Adapter Cards Counters	Updated the "Mellanox WinOF-2 Transmit Datapath Counters" table.
April 30, 2023	23.4	Multi Prio Send Queue	New section
		Adapter Cards Counters	Added the following new error counters: Generated Packets dropped due to steering failure Handled Packets dropped due to steering failure to "Mellanox WinOF-2 Diagnostics Ext 1“ and "Mellanox WinOF-2 VF Diagnostics“ counter sets.
		RShim Drivers and Usage	Updated "RShimCmd Tool", added: Boot Mode Timeout and updated: Print of the Driver's and DPU's Variables
		Fabric Performance Utilities	Added "Latency" capability
September 30, 2022	3.1	VF Monitoring	New section
		VF Monitoring Registry Keys	New section
		Mellanox WinOF-2 ICMC Diag Counters Ext1	New section
		Mellanox WinOF-2 Diagnostics Ext 1	Added the "CM DREQ" counter.
August 02, 2022	3.0	Mellanox WinOF-2 VF Diagnostics	Added the following counters: Packets Received WQE too small CQ Overrun Packets Received dropped due to lack of receive WQEs
		Mellanox WinOF-2 VF Port Traffic	Updated the "RDMA Bytes/Packets IN/RDMA Bytes/Packets OUT" content.
		DOCA	Removed the section.
April 30, 2022	2.90	Enhanced Connection Establishment	New section
		DOCA Socket Relay	New section
		Offload Capabilities for Windows DPDK	New section
		Installing WinOF-2 Driver	Updated the Custom Setup screenshot to include the new DOCA Tools
November 30, 2021	2.80	Hardware QoS Offload	New section
		DevX Utility	New section
		DOCA Communication Channel API	New section
		GPUDirect	Added feature limitation.
		Configuring the Driver Registry Keys	Added registry key " NdkFmrDedicatedQp" to the RDMA Registry Keys section.
October 28, 2021	2.70.53000	All	No changes to the User Manual
July 13, 2021	2.70.51000	All	No changes to the User Manual
June 30, 2021	2.70	MlxNdPerf Utility	New section
		VXLAN Offloading Configuration Utility	New section
		GPUDirect	New section
		DevX Registry Keys	Updated the `DevxFsRules` registry key's values.
		Mellanox WinOF-2 Port QoS	Updated the description of the following counters: Sent Pause Frames Sent Pause Duration Received Pause Frames Received Pause Duration
January 04, 2021	2.60	Accessing DPU From Host	New section
		Configuration Validator	New section
		Link FEC Configuration Utility	New section
		Packet Pacing Capabilities	New section
		DevX Registry Keys	New section
		NDIS Poll Mode	New section
		smpquery Utility	New section
		Command Line Based Teaming Configuration	Updated section
		Ethernet Registry Keys	Added DisableLocalLoopbackFlags key
		Mellanox WinOF-2 Receive Datapath & Mellanox WinOF-2 Transmit Datapath / Mellanox WinOF-2 PCI Device Diagnostic & Mellanox WinOF-2 Diagnostics Extension 1	Added the following new counters: Packets processed in NDIS poll mode CQ Overrun
		Reported Driver Events	Changed the events below severity status from Error to Warnings: MLX_EVENT_LOG_IPOIB_ILLEGAL_Q_KEY (0x000A) MLX_EVENT_LOG_ILLEGAL_MAC_ADDRESS (0x0027) MLX_EVENT_LOG_SM_MTU_MISMATCH (0x0035) MLX_EVENT_ERROR_RESILIENCY_INIT_FAIL (0x0097) MLX_EVENT_ERROR_DUMP_ME_NOW (0x0169) EVENT_NDK_FAILED_TO_BE_ENABLED (0x016f) EVENT_NDK_FAILED_TO_BE_DISABLED (0x0170)