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Dell USB-C Hub Monitors: MAC Address Pass-Through Not Available with Non-Dell Systems

Summary: The MAC address pass-through feature does not work with non-Dell systems on the U2421HE and U2721DE monitor.

This article applies to This article does not apply to This article is not tied to any specific product. Not all product versions are identified in this article.
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Symptoms

MAC Address Pass-Through

Dell USB-C hub monitors that come with an integrated Ethernet RJ45 port and the MAC Address pass-through feature, will not work with non-Dell systems. Dell has a proprietary implementation of the MAC Address pass-through feature, which makes it available only when the monitor is used with a Dell system.

Affected monitors:      

  • U2421E
  • U2421HE
  • U2721DE

Cause

MAC Address pass-through is only available when used with a Dell system.

Resolution

This is working as designed.

For more information about MAC Address pass-through, see KB article 143263: What is MAC Address pass through? 

If you have further questions about this article, contact Dell Technical Support.

Affected Products

Dell U2421HE, Dell U2721DE

Products

Dell U2421HE, Dell U2721DE
Article Properties
Article Number: 000125906
Article Type: Solution
Last Modified: 25 May 2021
Version:  5
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