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Hi
I have a question related to auto-negotiation on below 2 cards
- X527-DA4 Quad Port 10GbE/SFP+ OCP KR PHY Mezzanine
- X557-T4 Quad Port 10GbE/RJ45 OCP KR PHY Mezzanine
Does these 10G cards support 1G auto negotiation. i.e. can they work when connected to other end which is 1G properly?
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Hello RamVankad,
Thank you for posting in Intel Ethernet Communities.
For us to further check the issue, please provide the following details.
- How would you like to implement this connection? Please further explain.
- Can you provide a photo of the cards on both sides focusing on the markings?
If you have questions, please let us know. In case we do not hear from you, we will make a follow up after 3 workings days. Thank you.
Best regards,
Michael L.
Intel Customer Support Technicians
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Hello RamVankad,
I just want to make a follow up on the information that I requested below:
- How would you like to implement this connection? Please further explain.
- Can you provide a photo of the cards on both sides focusing on the markings?
If you have questions, please let us know. In case we do not hear from you, we will make a follow up after 3 workings days. Thank you.
Best regards,
Michael L.
Intel Customer Support Technicians
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Hello RamVankad,
I am just sending another follow up on the information that I requested.
Since we have not heard back from you, I need to close this inquiry.
If you need further assistance, please post a new question.
Best regards,
Michael L.
Intel Customer Support Technicians

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