Dell Support Drivers & Downloads Driver File Formats

Driver Details

Dell QDR Network Dual-Port Daughter Mezzanine Adapter Firmware 2.9.1
this firmware is for Dell QDR Dual-Port Daughter Mezzanine Adapter in PowerEdge C6200 & C6220
Release Date 9/3/2012
Importance: Recommended
Version: 2.9.1000,A01

The following formats are available for the file you have selected

File Format: Floppy Download File Download File
File Name:


Description: This file contains a compressed (or zipped) set of files. Download the file to a folder on your hard drive, then double-click it to unzip the set of files. Follow the instructions to complete the installation.
Download Type: HTTP
File Size: 1MB

Previous Versions

No previous version available.


this firmware is for Dell QDR Dual-Port Daughter Mezzanine Adapter in PowerEdge C6200 & C6220

Level of Importance:Recommended

Dell recommends applying this update during your next scheduled update cycle. The update contains feature enhancements or changes that will help keep your system software current and compatible with other system modules (firmware, BIOS, drivers and software).

Important Information

QDR Dual-Port Daughter Mezzanine Adapter -MCQH29 XDR FW2.9.1


PowerEdge C6220
PowerEdge C8000
Operating Systems
Not Applicable

Applies to

  • QDR dual port daughter Card

Fixes & Enhancements

1.Wrong UAR mapping in pages larger than 4K: Blueflame did not work on UAR pages larger than 4K 2.Congestion Notification Packet may cause HCA to stall under extreme conditions 3.When in unsolicited mode a completion message is not sent on every completion 4.PCIe compatibility issue with a specific PCIe root complex 5.HCA may hang upon CLOSE_PORT command during data stress (ID 91657) 6.Ethernet: Potential packet drops in Pause mode 7.QUERY_DEV_CAP.log_max_bf_regs_per_page fixed from 8 to 3 8.PCIe slow handling of configuration cycles may cause NMI 9.Potential delay in responding to configuration cycles upon data stress 10.High Bit Error Rate on active cables 11.PCI Express compliancy: The ConnectX device may transmit before the PCI Express receiver detect is enabled 12.Slow VPD performance might cause NMI 13.Possible wrong link state during link bring up 14.High Bit Error Rate on active cables 15.Potential delay in responding to configuration cycles upon data stress 16.RoCE issue:Wrong GID in VPI 17.RoCE issue:Missing GUIDs in Ethernet only cards

Installation instructions

please reference ConnectX-FW-2_9_1000-release_notes.pdf            


To ensure the integrity of your download, please verify the checksum value.

This is an optional process and is not required for the downloading and installation of device drivers from this site.
Not Available

By downloading, you accept the terms of the Dell Software License Agreement.