image image image image image

On This Page

Important Notes

SR-IOV - Virtual Functions (VF) per Port - The maximum Virtual Functions (VF) per port is 127. For further information, see RoCE Limitations.

It is recommended to enable the “above 4G decoding” BIOS setting for features that require large amount of PCIe resources.

Such features are: SR-IOV with numerous VFs, PCIe Emulated Switch, and Large BAR Requests.

Security Hardening Enhancements: This release contains important reliability improvements and security hardening enhancements. NVIDIA recommends upgrading your devices firmware to this release to improve the devices’ firmware security and reliability.

Changes and New Feature in this Firmware Version 



LLDP Properties Implementation on RDEAdded LLDPEnable, LLDPTransmit and LLDPReceive properties to the RDE Port schema implementation.
Programmable CC, PPCC, MAD, IBCCAdded support for PPCC register with bulk operations, MAD for algorithm configuration and tunable parameters.
Programmable CountersAdded support for programmable counters for PCC via PPCC register and MAD.
Congestion Control, PCC

Added Programmable Congestion Control (PCC) support. 

Note: User programmability is currently not supported.

Bug FixesSee Bug Fixes in this Firmware Version section. 

Unsupported Features and Commands

Unsupported Features

The following advanced feature are unsupported in the current firmware version:

  • The following service types:
    • SyncUMR
    • Mellanox transport
    • RAW IPv6
  • INT-A not supported for EQs only MSI-X
  • PCI VPD write flow (RO flow supported)
  • Streaming Receive Queue (STRQ) and collapsed CQ
  • Subnet Manager (SM) on VFs
  • RoCE LAG in Multi-Host/Socket-Direct

Unsupported Commands