1. F

    Ethernet not working on VM or container

    I had opened up my proxmox GUI and my ethernet wasn't working on any of my VM or containers. I tried fixing it but I couldn't. I didn't change anything when it stopped working and I don't know how to fix it.
  2. R

    New PCIE NIC Not Getting Interface Assigned

    I've installed a PCIE NIC into my machine running Proxmox, but no new interfaces are showing up under the network tab. I can tell that the NIC is detected by the computer because it shows up when I run lspci | egrep -i --color 'network|ethernet', which I've shown in the first screenshot. The NIC...
  3. N

    Keine Netzwerkverbindung mehr nach Umzug auf größere SSD

    Hallo, ich habe Proxmox aktuell auf einem Intel NUC laufen, allerdings ist die interne SSD nur 128 GB groß und wird bereits fast komplett ausgereizt. Deswegen möchte ich stattdessen eine SSD mit 256 GB, die ich noch herumliegen habe, benutzen. Dazu klone ich die 128-SSD mittels Clonezilla...
  4. F

    Adding 2.5" SATA SSD via PCIe adapter kills ethernet connection

    I am trying to add a 2.5" SSD to my system using the Accelsior S PCIe adapter card. When I add the card to the system and boot, I can see the disk drive in fdisk as well as format, add/remove partitions etc. But then my ethernet connection is broken: Jan 13 14:26:08 pve-1 networking[887]...
  5. K

    [SOLVED] Ethernet port not functioning after install

    Hi everybody, I just installed Proxmox and tryed to ping because the web interface didn't worked. It showed: "ping: Temporary failure in name resolution" I am sure that the Ethernet Ports work just fine and I don't know what to do about it. I let Proxmox run on a...
  6. S

    Proxmox node works at 2.5GbE upstream but capped at 1GbE downstream

    When running iperf3 between devices on my LAN I am having an issue with my network throughput. I have a Beelink EQ12 with Intel i225v chipest and when connected to a 10GbE switch via SFP+ tranceiver I am able to get 2.5GbE throughput on the upstream to iperf3 servers but when going downstream it...
  7. M

    [SOLVED] r8168 broken after pve-kernel update/upgrade

    Hey, a few days ago I updated my Proxmox host system via apt update and apt upgrade. Since I'm still using PVE 7.4, it tried upgrading the pve-kernel package from 7.4.7 to 7.4.8. However, after rebooting my server later on, it wasn't connected to my network anymore. My system uses a r8168...
  8. K

    No working network during/after install of PVE - GK41 Clone

    I'm trying to get Proxmox up and running with this PC. It is a clone of the Minisforum GK41. This PC has two separate ethernet controllers, each wired up to one of two ethernet ports on the back of the machine. I have tried to plug an ethernet cable from either of these ports back to my router...
  9. L

    How to activate added another ethernet to the server

    I added another ethernet to my server - I did it as in the presented tutorial: Unfortunately after this I see that my new ethernet is not active. Any idea how to activate it?
  10. A

    Proxmox 8.0.3 - Realtek USB Ethernet loses connection randomly and will not work till plugged back in and rebooted.

    Good Afternoon All, I have a Laptop that I wanted to test GPU passthrough on sitting in my closet for a year gathering dust. I turned it into a small proxmox node to host maybe one or two VM's to test GPU passthrough. However, this laptop does not have an ethernet port. It did however come with...
  11. N

    Problems with L8200A (Asus Tuff X570 Plus Ethernet Adapter)

    After giving up on PROXMOX on my B450, I've decided to try it on my Asus Tuf X570, but after install there is NO CONNECTION from PROXMOX. Just for testing purposes, I've decided to install Debian 11 (net installer and Plasma DE) to make sure if this is a Debian issue, but it works fine. Also...
  12. A

    Can't connect to Proxmox GUI with two Intel X550-T2 installed and set to auto start

    I had one Intel X550-T2 installed on my server and all VMs were running fine and I setup OPNSense and had it configured with the two ports from the X550 being LAN and the onboard ethernet being the WAN interface using bridges. However, for OPNSense to really replace my router, I needed more...
  13. B

    Need some help figuring out a VLAN Trunk over VMs

    Hey everyone, still getting some things figured out. So i've been working trying to get some networking up and running. I've tried a few solutions i've seen online but havent gained much traction personally, so i figured i'd reach out. This is my interface setup at the moment auto lo iface lo...
  14. M

    NetXen NX3031 card passthrough issues

    Hi, I have a NetXen NX3031 pci-e ethernet nic. Proxmox can recognize it properly, but with a warning: lspci -v 01:00.0 Ethernet controller: NetXen Incorporated NX3031 Multifunction 1/10-Gigabit Server Adapter (rev ff) (prog-if ff) !!! Unknown header type 7f Kernel driver in...
  15. H

    USB ethernet adapter and Kali Linux virtual machine

    Hello! I am trying to set up a Kali Linux virtual in my home lab for use with a mirrored port, or multiple mirrored ports and wireshark. I used this video to set up proxmox and Kali Linux: My issue is that I have one ethernet port on my Laptop, and have another...
  16. L

    Network Configuration Problems

    Hello¡ Could please someone help me with thiss issue? I have 2 servers with proxmox, in 1 I have virtual machines and the other is empty, what happens is that when I ping a virtual machine from server 1, I don't know why it wants to connect to the ip address of my server 2. And it creates...
  17. D

    Internal network latency

    Hello. Are there any recommendations to help improve network latency? I'm using the latest version of PVE to test out OpenWRT in LXC to replace an aging router. Using Smokeping, I see my current router is around 200 microseconds and all network interfaces of my proxmox server is around 575...
  18. J

    Nic passthrough to truenas vm and mac address

    I want to passthrough a dedicated 10G nic port to my truenas scale setup. I typically setup the static ip address by mapping a mac address to the static ip in my dhcp server. Not sure how this will work with the passthrough nic. I know the mac address of the NIC port. However, not sure where...
  19. Z

    Intel I225-V Rev03 lost connection suddenly

    root@pve:~# pveversion -v proxmox-ve: 7.3-1 (running kernel: 5.15.74-1-pve) pve-manager: 7.3-3 (running version: 7.3-3/c3928077) pve-kernel-helper: 7.3-1 pve-kernel-5.15: 7.2-14 pve-kernel-5.15.74-1-pve: 5.15.74-1 ceph-fuse: 15.2.16-pve1 corosync: 3.1.7-pve1 criu: 3.15-1+pve-1 glusterfs-client...
  20. C

    Slow ethernet cable connection

    My ethernet connection seems to be capped at 100MB/s which I would like to change to 1000MB/s. I'm with Proxmox 7.2-11 The command ethtool enp0s31f6 give me : Settings for enp0s31f6: Supported ports: [ TP ] Supported link modes: 10baseT/Half 10baseT/Full...


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