nic

  1. S

    Intel Quad NIC not showing up in Web UI - Passthrough to VM for OpnSense

    Hi! I am using Proxmox for some time now, but still a noob trying to learn the basics. But now i am at a point where i can not proceed without help, and it concerns my PCIe NIC: It is an Intel PRO/1000 PT Quad NIC, an ultra common one i guess everyone here should know and should be supported by...
  2. U

    linux guest: weird NIC names "rename10", "rename11" ...

    I've recently upgraded one of our installations from 6.x to the latest 7.x. Because of that I have been monitoring the VMs a little bit more closely, which is why I noticed one linux VM behaving strangely. This is a debian 10 VM with more than 10 NICs and after closer inspection, I saw that a...
  3. Z

    Proxmox installation issue with NIC

    When I try installing Proxmox with the NIC installed, it crashes. When I install without the NIC it installs perfectly fine but I can't access the web interface (because there is no NIC) and if I install the NIC after proxmox is installed, it doesn't boot correctly and gives an error message...
  4. W

    Need help with my ethernet card

    I was following a video tutorial to install pfsense on one of my severs in cluster. I never finished the install because I lost network communication. I am a NOOB and this is kicking my butt. I was passing through my ports, which i don't fully understand yet, after I passed through all 4 ports I...
  5. F

    Proxmox-Host loses connection as soon as Virtual-NIC is created and applied to VM

    Hello Guy's Im pretty new to Proxmox and vitualization in generall and so comes my first question. I have set up a Proxmox Server wich runs on an HP Proliant Machin (physical NIC). I Created a VM wich has Ubuntu-server installed. Now im trying to configure a static IP for the VM so that i can...
  6. C

    New NIC card - Network stops working

    On one of our Proxmox node (pve14) NIC card stopped working entirely. We purchased a new NIC card and I changed the configuration in "/etc/network/interfaces" to use a new rj45 port under the name enp7s0. (picture1.jpg). After server restart "ip a" command is showing that everything should be...
  7. D

    [SOLVED] Windows Server 2022 problems with VirtIO NICs

    Hi @all. Microsoft has released Windows Server 2022 (fe_release) build 20348.169. I've set up 2 VMs running Server 2022 on two different PVEs (7.0-11), each VM with identical ressource mappings. - 1 CPU socket, 2 cores - 4GB static ram (no ballooning) - BIOS: OVMF - Machine: Q35-6.0 - VirtIO...
  8. C

    PCI passthrough failure - kvm: vfio: Cannot reset device 0000:00:1f.6, no available reset mechanism.

    Hello, in my PVE host there are 2 NICs: 1 onboard Intel I219-LM 1 PCI Intel I350 quad port I want to passthrough NIC Intel I219-LM, but when I start the relevant VM I get this error and the host reboots: $ sudo qm start 100 kvm: vfio: Cannot reset device 0000:00:1f.6, no available reset...
  9. J

    Can Proxmox bridge two NICs (one has internet access, one does not)

    Due to some restrictions, I have to use two NICs on my Proxmox node in the following way: For example: NIC1: 10.10.10.xxx, just one IP assigned by the facility to the Proxmox Node, able to access internet via their firewall NIC2: 192.168.150.xxx, connected to my own router (192.168.150.1) Can...
  10. P

    [SOLVED] Passing NIC to VM kills networking and usb input (PCI passthrough)

    I am trying to set up pfSense in a VM based on Techno Tim's tutorial video (except for UEFI). I also recently acquired a Dell 5719 quad port PCI-e which I want to use for both WAN and LAN connectivity. However, when attempting to start the VM, my network connection dies and I am unable to use...
  11. T

    Can't passthrough Mellanox ConnectX-3 to VM

    大家好,首先,英語不是我的母語,但我會盡力描述我將要做的事情,所以如果有任何不清楚的地方,請告訴我,我會盡力解釋。 我有一台安裝了 PVE 的服務器,它可以識別 ConnectX-3 並且工作正常,但是當我嘗試將它傳遞到我的 TrueNAS VM 時,出現以下錯誤 kvm: -device vfio-pci,host=0000:01:00.0,id=hostpci0,bus=pci.0,addr=0x10: vfio 0000:01:00.0: 未能為中斷 INTX-0 設置 TRIGGER eventfd 信號: VFIO_DEVICE_SET_IRQS 失敗:設備或資源繁忙...
  12. J

    Detected Hardware Unit Hang: NIC resetting unexpectedly during high throughput

    I have noticed in my syslog that during times of high throughput, I am getting this hardware hanging issue. How do I begin to troubleshoot this? Jun 26 21:39:45 TracheNodeA corosync[1828]: [KNET ] link: host: 1 link: 1 is down Jun 26 21:39:45 TracheNodeA corosync[1828]: [KNET ] host...
  13. X

    [SOLVED] Host network interface stops working randomly

    Hey guys, since today I've got a weird issue with my Proxmox host, which I can't resolve on my own. I noticed, that my Wi-Fi wasn't working, so I decided to take a look on my host, which wasn't available at all. It didn't respond to pings or https. I tried to reboot, but still, no connection...
  14. A

    How to check/update NIC drivers

    I'm wanting to make sure we have the latest NIC drivers installed on our VM, how would I go about checking that?
  15. F

    Proxmox VE all cluster went down, NIC/HA issue?

    Hi guys, On May 3rd, we noticed all our VM went down, we have a cluster of 3 PVE with HA/CEPH enabled. All of them showed May 3 10:26:24 pve1 kernel: [ 21.134110] e1000e: eno1 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: Rx/Tx May 3 10:26:24 pve1 kernel: [ 21.445181] e1000e...
  16. T

    When rebooting machine often network won't work but sometimes it does

    Hey people, I noticed recently that my network sometimes doesn't work when I reboot my machine I run it headless with GPU passthrough but I can see when my GPU VM boots up onto a screen (Windows 10) I can see that the network is just not working and therefor it's not showing the Proxmox GUI...
  17. E

    Problems of virtual machine traffic statistics

    I want to count the total export flow of virtual machine. How to count this?
  18. B

    Internal NIC stopped working with Proxmox

    My on-board NIC stopped randomly working and I am completely stuck. Upon booting, leds on the nic cable appear fine then disappear as soon as Proxmox has booted. Tested by booting on an old hard drive that had windows installed, internal nic works fine and cables too (I had internet connection...
  19. J

    NIC passthrough with physical router vs virtual NIC

    I am relatively new to Proxmox. I have a proxmox server with 4 physical NICs (two are 10Gbe). On this server there are currently two VMs, one for Nextcloud and one for a Windows Desktop. I use the desktop VM for everyday work. Would it be better/faster to pass a NIC to every VM and connect...
  20. maxprox

    [SOLVED] after proxmox update Network Cart on Windows changed => VM are offline

    Hi, this week on two proxmox VE server after an Upgrade to the new kernel 5.4.101-1-pve we have on Windows Server VMs the same fault: after the reboot and new start of the windows servers VMs the virtual NIC changed (I dont know how and why) to an other with the same name. The result was: the...

About

The Proxmox community has been around for many years and offers help and support for Proxmox VE, Proxmox Backup Server, and Proxmox Mail Gateway.
We think our community is one of the best thanks to people like you!

Get your subscription!

The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. Tens of thousands of happy customers have a Proxmox subscription. Get yours easily in our online shop.

Buy now!