mellanox

  1. H

    Mellanox ConnectX-3 (single port, MCX341A-XCGN, OCP mezzanine) running at x2 pcie?

    Hi, I'm having issues with my ConnectX-3's from ebay (ocp mezzanine). One card would only run at 2.0 x2 (in a 2.0 x16, running at x4 slot) and 3.0 x2 (in a 4.0 x16, running at x4 slot). Anyone have similar issues?
  2. A

    Only seeing 900Mbps or less speed on 10Gb network

    I've been trying to solve this problem for quite awhile. I cannot seem to get above 1Gbe speeds with my 10Gb equipment. I'll summarize my equipment below. D-Link DGS-1510-28X switches. Firmware 1.70.012 downstairs. Connects to upstairs switch from port 28 to port 28. D-Link DGS-1510-28X...
  3. C

    Help! ConnectX-4 Lx Not Working in Windows 10

    I'm having major issues with getting windows 10 version 2004 to work with my ConnectX-4 Lx EN Mellanox NIC and would appreciate any help you could provide to get this card working on my gaming rig! Running windows 10 pro, version 2004. Updated FW on card with mlxconfig. Installed latest OFED2...
  4. F

    Windows 10 failed to initialise Mellanox MCX311A-XCAT :(

    Hi Bought two cards Mellanox MCX311A-XCAT CX311A ConnectX-3 EN 10G Ethernet 10GbE SFP Network Card for a Peer to Peer (Ubuntu to Windows 10) First didn't initialise - then initialised - now not :( Try swapping cards over - no change Tried without fixing card, just in case screw...
  5. G

    IB - CPU Frequency Mismatches - Sun Falcon (Mellanox MHRH2A-XSR)

    I have a little issue while testing InfiniBand connections. While system (Bios-wise) is set to performance and the CPU governance is set to performance, I still receive the message/alert/warning of CPU frequency mismatches. Both CPU's are E5-2673v3's. The cards are old 10EUR eBay findings of SUN...
  6. F

    Mellanox Software for MHQH19B-XTR

    I am hoping someone here has the WinOF software for the above card as I am trying to ensure that the cards I have for a started have the latest firmware and I need to be able to check their temperature for some custom heat sinks I am working on. Can any one help, the link to the old software...
  7. V

    What switch for ConnectX-4 100 Gbit SIOMs?

    I am building a four-node hyperconverged infrastructure cluster based on Windows Server 2019 with Storage Spaces Direct (S2D) and Hyper-V. I have this Supermicro X11 system in place, supporting 24 NVMe disks: SYS-2029BT-HNR. This machine has four nodes, each equipped with a SIOM module...
  8. K

    Issue with Mellanox Connectx-3 MCX341-A NIC not being picked up by mobo

    Hello, I just bought a few of these from the popular eBay listingthat seems to have a huge quantity. I'm trying to install one of them in a Windows 10 gaming rig, which has an i9-9900k on an Aorus Master Z390. I can't get any of the cards I bought (3) to be recognized by the computer in any way...
  9. Y

    Cheap OCP Mezzanine cards to standard PCIE

    This thread is posted in order to pay back our fourms, beacuse the Inspiration comes from here. Will give us a new choice with Two port SFP+ 10GB Ethernet card,cheap and easy ! This thread tell you how to use a transfer suit to get a cheap 10GB Ethernet card,and a little work...
  10. Bjorn Smith

    Mellanox SX6018 L3 Routing

    Hi, I have this nice switch that I am really happy with, but I want to start using VLANS. I have created 3 VLANS and want to be able to route traffic between the VLANS. Reading up on it, it seem like you have to do the following: interface ethernet 1/1/2 no switchport force Which sets the...
  11. T

    mellanox mnpa19-xta 10g nic stop working

    one day my 10gig nic died for no reason, in lspci, that nic shows up as a memory controller[ib flash recovery], I tried to flash firmware but always get some error like "MFE_VERIFY_ERROR" "MFE_NO_FLASH_DETECTED"
  12. XeonSam

    Advice on vSAN networking : Infiniband

    I'm setting up a vSAN network with 3 Nodes. I have set up a vSAN cluster with 10G Ethernet (base-T) 2 years ago and wanted to delve into infiniband for a new test environment. I've done some reading up on this but wanted to get some tips from people who have successfully implemented a similar...
  13. I

    Help with understanding 40Gbe/56GbIB cabling

    Hi all, n00by here... but this place has a wonderful amount of knowledge. I asked a similar question in the Mellanox forums here: https://community.mellanox.com/s/question/0D51T00007CGDzUSAX/which-cables-for-a-pair-of-mcx353afcbt I have two MCX353A-FCBT cards on the way and I want to connect...
  14. J

    mini-itx 28c and dual 100GE

    Just finished my raptor extreme project. intel platinum 28c, mellanox connectx-5 dual 100GE nic in a custom sff mini-itx case: Imgur silent, powerful, and not ugly!!! jp next project: epyc rome 64c, supermicro proprietary mb, pcie 4.0, mellanox connectx-6 dual 100GE pcie 4.0 nic in an even...
  15. A

    FS: UniFi XG-16, Mellanox SX6036 & SN2700

    UniFi 16-XG "Beta" This is from the original "beta" sale. Includes 12x SFP+ modules $475 + shipping Mellanox SX6036: includes 56Gbe ethernet license & rackmount kit. $995 obo + shipping SN2700 Datasheet Quoted from Mellanox: SN2700 Spectrum-based 32-port 100GbE Open Ethernet Platform...
  16. BeTeP

    Another ConnectX-3 cross-flashing question

    I did not have much experience with high speed networks beyond 10Gbps Ethernet and I was under the impression that any ConnectX-3 with QSFP ports was at least 40GbE capable. But after I finally got myself a 40/56GbE switch (Mellanox SX6012) I quickly found that it was not the case. A few of my...
  17. M

    Port Flapping with Aristia Switch and Mellanox Connectx 3 Pro

    I have two Aristia 7150S-R that are mlagged together and I have all my servers using bonds across the mlagged switches. Four of my servers are experiencing random port flaps on then 10G. If I reboot the server it will stay up for 5-7 days and then start doing it again. Switch OS 4.18 Server OS...
  18. T

    Mellanox ConnectX-3 EN duplicate permanent MAC address issue

    I bought two second-hand ConnectX-3 (Model No CX311A, P/N MCX311A-XCAR) . These two cards work as expectation except these two cards have exact same permanent MAC address, please refer the attached photos and snapshot. The labels shown mac address should be "E4 1D 2D 6D XX XX", but the...
  19. Kei-0070

    Mellanox Connectx-3 not being detected

    Recently bought a Dell branded mellanox connectx-3 (CX322A PN: 19RNV) off ebay to put into my server but so far with my testing, I've not been able to get it to show up. Since my server is presently in bits awaiting a rebuild, I tried it in my old X79 based machine. I took it's intel X710 card...
  20. I

    Intel bids 6bn $ for Mellanox

    According to german it news site Golem and their source Intel bids 6billion $ for Mellanox. Sources: Intel Among Bidders for Chipmaker Mellanox - CTech Rechenzentren: Intel bietet wohl 6 Milliarden Dollar für Mellanox - Golem.de (German) I'm wondering what will happen if Mellanox accepts the...