connectx-3

  1. S

    Which switch for connecting ConnectX2 and ConnectX3 cards ?

    Hello, My lab is a HyperV cluster composed of 4 x HP DL170e servers and 1 x Dell RX720XD with Windows Server 2019. HP Servers > HyperV Hosts Dell Server > Storage Server (ISCSI and SMB). I purchased 1 ConnectX3 40GB dual port card for the Dell server (part number MCX354A-QCBT). HP servers...
  2. I

    does X6557-R6 NETAPP 0.5M compatible as 40gb ethernet ?

    we plan to connect them between mellanox cx3 and 40gb qsfp eternet switch should it work ?
  3. Sniper_X

    Stumped by 10Gb speed limit on 40/56gb IB cards...

    I'm using a pair of dual port Connectx-3 cards (Part# MCX354A-FCBT on FW 2.42.5000 ) and I seem to be stuck at 10Gb. My ultimate goal is to get to pure Infiniband connectivity between the servers and the storage. I have Dell PowerConnect 8132(N4032) switches AND a pair of Mellanox IS5022...
  4. Alfa147x

    [FS] - [USA-CA] - [SOLD] - Pair of ConnectX-3 Infiniband + 40GbE QSFP Adapter Cards with Cable - $90 Shipped

    *** SOLD *** I have the following for sale as a bundle: 2x Molex 106410-1002 Fiber Optic Cable Assemblies QSFP AOC 40G 1.2, 2m 2x HP/Mellanox 649281-B21 ConnectX-3 VPI FDR IB Infiniband + 40GbE QSFP Adapter Cards. These cards are equivalent to Mellanox part number MCX354A-FCBT and have had...
  5. P

    ConnectX-3 card not detected in Asrock EPYCD8-2T

    I picked up a nearly-new Epyc motherboard through the forums a few days ago, and for some reason it's not picking up my ConnectX-3 card at all (single port, 10GbE, I believe MCX311A-XCAT). I've tried multiple slots, and it's neither included in the IPMI inventory nor in lspci output, and there's...
  6. 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...
  7. G

    Connectx-3 Alternatives

    We've been buying reasonably priced Mellanox Connectx-3 SFP+ 10Gbe NICs over the past couple of years, usually for around $17 to $20 on ebay (US). These days however, all these cards are priced at around $40. :( Any recommendations for good alternatives? I've seen some dual-port SolarFlare...
  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. T

    MCX354A-TCBT ethernet speed

    Hi! So I had an opportunity to grab some Mellanox branded mcx354a-tcbt cards for cheap. Has anyone tried to get 40GB ethernet out of these? I'm planning to use it without any switches or smth, just point-to-point. Since it basically the QCBT with the addition of FDR10, I hope I would be able to...
  11. C

    Connecting 10gb - choosing cable and modules question

    My question is regarding connecting a few ConnectX-3 devices (SFP+). For my home lab, I am looking to upgrade the connections on 3 systems, all linux. They are already connected at 1gb ethernet and I would like to get them all to 5gb or 10gb if possible. I mention 5gb first because I am not...
  12. 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...
  13. 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...
  14. G

    Help getting Connectx-3 working in SR-IOV under proxmox-ve.

    Hi Folks Need help getting SR-IOV (inifiniband) to work with Proxmox-ve. I’ve installed MLX_OFED_LINUX ver 4.3-1.0.1.0 installed on both the host (proxmox ve 5.4-3 and the guest (ubuntu 18.04). I’ve enabled SR-IOV in the firmware of the card, SR-IOV on MLX_OFED Driver and go the point of...
  15. zxv

    CX3 iSER

    This is a continuation of previous discussion here: NFSv3 vs NFSv4 vs iSCSI for ESXI datastores OK, so there is good news and bad news about connectx-3 and iser on esxi. First the bad news. The bad news is, there are issues with flow control which might or might not be able to be resolved...
  16. mattaw

    Request for ethtool dump - tracking the missing 40000baseLR4!

    From it's specifications it looks like the dual qsfp connectx-3 has 3W qsfp support including LR4. From the firmware release notes 40gb support: QSFP-40G-SR-BD MC2210511-LR4 Some internet posts of ethtool run on this show supported link types of 40000baseLR4/Full. 56 GbE over a ConnectX-3 VPI...
  17. djbon2112

    Canada WTB: ConnectX-3 dual-port, 96GB+24GB DDR3 ECC REG, HP GL360 G6 2.5" blankers, C6100 empty chassis

    Hello all! I'm looking for a couple parts to get my 3rd HP Proliant D360 G6 system up to snuff and to get my testing cluster off the ground. Specifically: * 1x Mellanox ConnectX-3 dual-port 10GbE card (MCX312A-XCBT specifically) - might be interested in 2 for the right price. * 4x HP Proliant...
  18. U

    Flashing stock Mellanox firmware to OEM (EMC) ConnectX-3 IB/Ethernet dual-port QSFP adapter

    Hello! I have the opportunity to purchase some used dual-port Mellanox MCX354A-QCBT ConnectX-3 cards with VPI network adapter. (10 GbE Ethernet and 40 Gbps InfiniBand.) These would be perfect for my cluster after correct configuration.. They were originally pulled from EMC systems and...
  19. L

    HP 649281-B21 ConnectX-3 VPI MCX354A-FCBT $35 + $8 shipping OBO ebay

    Unbelievable deal! These are low profile dual port cards capable of 56Gbps IB and 40Gbps Ethernet. I messaged the seller and bought 32 cards for $25 each plus shipping. He said he has 1300 in stock so there's plenty for everyone :) They can be flashed from their HP firmware to stock Mellanox...
  20. M

    Looking for a Connectx-3 custom firmware package

    Hi, I have four MCX341A-XCAN (Connectx-3 EN, one SFP+ port, OCP mezzanine format) on Quanta Windmill nodes, and I want to update the firmware. The current version is 2.10.3782, but the last upgradable version officially available on Mellanox site is the 2.31.1598. And i'm pretty sure there is...