ConnectX-7 has the same feature set and limitations as ConnectX-6 adapter card. For the list of ConnectX-6 Known Issues, please go to https://docs.nvidia.com/networking/category/connectx6fw.
The below are limitations related to ConnectX-7 only.
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Internal Ref. |
Issue |
|---|---|
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2993483
|
Description: Optical cables are not supported in this version of the ConnectX-7 (both ETH and IB) firmware. |
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Workaround: N/A |
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Keywords: Optical cables |
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Discovered in Version: 28.33.2028 |
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2993531
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Description: PML1 is disabled by default. Enabling it might result in server hanging. |
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Workaround: N/A |
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Keywords: PML1 |
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Discovered in Version: 28.33.2028 |
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2824427
|
Description: Running with a debug firmware reduces security as if token was applied. |
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Workaround: N/A |
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Keywords: Debug Firmware |
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Discovered in Version: 28.33.2028 |
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3046168
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Description: Congestion Control is not enabled when one link type of different ports is different. |
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Workaround: N/A |
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Keywords: Congestion Control, Link Type, PCC |
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Discovered in Version: 28.33.2028 |
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3047723
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Description: When changing the protocols from ETH to IB on two ConnectX-7 adapter cards connected to each other, the ports on both sides must be toggled to get the link up. |
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Workaround: N/A |
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Keywords: Linkup, port toggling, protocol change |
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Discovered in Version: 28.33.2028 |
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3033874
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Description: Connecting a ConnectX-7 adapter card to either a ConnectX-5 adapter card or to an NVIDIA Spectrum switch system is supported only when using a 100GbE optic cables and when configuring ConnectX-5 or the NVIDIA Spectrum switch system to Force Mode. |
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Workaround: N/A |
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Keywords: Linkup connectivity |
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Discovered in Version: 28.33.2028 |
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3039348
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Description: Host Chaining is currently not supported in ConnectX-7 adapter cards. |
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Workaround: N/A |
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Keywords: Host Chaining |
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Discovered in Version: 28.33.2028 |
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3023751
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Description: Link flapping may occur when using ConnectX-7 adapter cards with HDR optic cables. |
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Workaround: N/A |
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Keywords: Link flapping, HDR optic cables |
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Discovered in Version: 28.33.2028 |
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2920813
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Description: The
The flow is supported only when configuring FEC using the PPLM register. |
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Workaround: N/A |
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Keywords: AN, cables, 25GbE, FEC |
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Discovered in Version: 28.33.2028 |
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2947588
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Description: Trying to query/burn the firmware using the flint utility when the image is pending (after firmware burn and before firmware reset), results in the action's failure. |
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Workaround: Perform a firmware reset after each firmware burn. |
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Keywords: flint, query/burn firmware |
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Discovered in Version: 28.33.2028 |
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3024199
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Description: When connecting a ConnectX-7 adapter card to an NVIDIA Quantum switch using the copper cable (MCP1600-E01AE30), the link is Down when in EDR speed. |
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Workaround: N/A |
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Keywords: EDR, copper cable, NVIDIA Quantum |
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Discovered in Version: 28.33.2028 |
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|
-
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Description: Upgrading to firmware 28.33.2028 from any previous Engineering Sample (earlier than version 28.98.2406) must be done before installing WinOF-2 v2.90 driver and requires going through the following steps:
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Workaround: N/A |
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Keywords: Firmware upgrade |
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Discovered in Version: 28.33.2028 |
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|
-
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Description: Downgrading from firmware 28.33.2028 to any previous Engineering Sample firmware is not supported. |
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Workaround: N/A |
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Keywords: Firmware downgrade |
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Discovered in Version: 28.33.2028 |
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2969829
|
Description: On rare occasions, the HDR speed link up time when using the optical module MFA7U10-H010 might take up to 70sec. |
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Workaround: N/A |
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Keywords: HDR, link up time, optical cable |
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Discovered in Version: 28.33.2028 |
Last updated: