PowerEdge：升级到 1.80 后 Mellanox CX4 LX 驱动程序 DCBX 模式配置更改
Summary: Mellanox CX4 LX 网络适配器高级属性中的 DCBXMode 配置可以配置为以下两个值之一：“固件负责”和“主机负责”。“Firmware in charge”是默认值。
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Symptoms
而 DCBXMode Mellanox CX4 LX 网络适配器高级属性中的配置可以配置为以下两个值之一：“负责固件”和“负责主机”。“Firmware in charge”是默认值。
作为 Dell Storage Spaces Direct 就绪节点部署的一部分，我们建议您将此设置更改为“主机负责”并禁用 DCBX 愿意在主机作系统中全局执行。
#Disable DCBX willing
Set-NetQoSDCBXSetting -Willing $false -Confirm:$false
#set Mellanox dcbxmode to host in charge; requires OOB Mellanox driver
Set-NetAdapterAdvancedProperty -Name 'SLOT 1 PORT 1' -DisplayName 'DcbXMode' -DisplayValue 'Host in charge'
Set-NetAdapterAdvancedProperty -Name 'SLOT 1 PORT 2' -DisplayName 'DcbXMode' -DisplayValue 'Host in charge'Cause
如果您使用的是较旧版本（而不是版本 1.80）Mellanox 驱动程序并升级到版本 1.80，则 DCBXMode 配置设置更改为默认值，即“Firmware in Charge”。
这是对 Mellanox CX4 LX 驱动程序版本 1.80 的更改。
Resolution
您可以使用 Set-NetAdapterAdvancedProperty cmdlet 设置值 DCBXMode 属性返回为“负责人”。
Affected Products
OEMR R440, OEMR R540, OEMR R640, OEMR R6415, OEMR R740, OEMR R740xd, OEMR R7415, OEMR R7425, OEMR R840, OEMR R940, OEMR R940xa, OEMR T640, Poweredge C4140, PowerEdge C6420, PowerEdge R440, PowerEdge R540, PowerEdge R640, PowerEdge R6415
, PowerEdge R740, PowerEdge R740XD, PowerEdge R7415, PowerEdge R7425, PowerEdge R840, PowerEdge R940, PowerEdge R940xa, PowerEdge T640
...
Article Properties
Article Number: 000175482
Article Type: Solution
Last Modified: 13 Oct 2025
Version: 4
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