# \#cables-and-transceivers

**URL:** https://forums.developer.nvidia.com/tag/cables-and-transceivers/521.md

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## [Can ConnectX-6 mellanox 100G/40G network card work with breakout 4x10g?](https://forums.developer.nvidia.com/t/can-connectx-6-mellanox-100g-40g-network-card-work-with-breakout-4x10g/335844)

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**Author:** [@Toxic\_avenger](https://forums.developer.nvidia.com/u/Toxic_avenger)\
**Replies:** 2\
**Last updated:** [January 12, 2026, 6:09am UTC](https://forums.developer.nvidia.com/t/can-connectx-6-mellanox-100g-40g-network-card-work-with-breakout-4x10g/335844 "2026-01-12T06:09:29Z")

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Hello, I have a ConnectX-6 100G network card (MCX653106A-ECA) and a QSFP+ 40GBASE-SR4 connected to it. My question is how to configure the mellanox card so that it recognizes breakout 4x10, provided that only 1 link out…

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## [ConnectX6-DX 100G configuration required to be used as 4x25G](https://forums.developer.nvidia.com/t/connectx6-dx-100g-configuration-required-to-be-used-as-4x25g/245026)

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**Author:** [@fernando.nunez](https://forums.developer.nvidia.com/u/fernando.nunez)\
**Replies:** 7\
**Last updated:** [April 26, 2025, 8:01pm UTC](https://forums.developer.nvidia.com/t/connectx6-dx-100g-configuration-required-to-be-used-as-4x25g/245026 "2025-04-26T20:01:28Z")

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Hello community! Hopefully someone here can help me with my question. I am basically looking for the configuration required on the ConnectX6-DX NIC to change it from 1x100G Ethernet to 4x25G Ethernet. I have found info…

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## [No used of 'mlxlink -d \<device\> --cable --write'](https://forums.developer.nvidia.com/t/no-used-of-mlxlink-d-device-cable-write/278306)

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**Author:** [@granger](https://forums.developer.nvidia.com/u/granger)\
**Replies:** 1\
**Last updated:** [January 11, 2024, 5:53am UTC](https://forums.developer.nvidia.com/t/no-used-of-mlxlink-d-device-cable-write/278306 "2024-01-11T05:53:03Z")

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how I should use this CLI?? use the ‘mlxlink -d --cable --read’ it can used: and I use the ‘mlxlink -d --cable --write’ it seems done. then I read back, it don’t used:

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## [What's meaning of Status Opcode 529](https://forums.developer.nvidia.com/t/whats-meaning-of-status-opcode-529/278305)

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**Author:** [@granger](https://forums.developer.nvidia.com/u/granger)\
**Replies:** 1\
**Last updated:** [January 10, 2024, 2:57am UTC](https://forums.developer.nvidia.com/t/whats-meaning-of-status-opcode-529/278305 "2024-01-10T02:57:06Z")

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I have a 200G-2x100G split AOC use on QM8790, and the interface couldn’t up. mlxlink feedback: Status Opcode : 529 I didn’t know what the problem indeep and even didn’t find the Opcode explain list. …

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## [NRF24L01+ Help](https://forums.developer.nvidia.com/t/nrf24l01-help/201355)

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**Author:** [@cap](https://forums.developer.nvidia.com/u/cap)\
**Replies:** 5\
**Last updated:** [February 9, 2022, 5:00am UTC](https://forums.developer.nvidia.com/t/nrf24l01-help/201355 "2022-02-09T05:00:28Z")

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Does anyone have experience configuring the nrf24l01+ for auto acknowledgement? I can send packets but the transmiter reports that the acknowledgement wasn’t received. I am not receiving automatic acknoledgement for th…