network adapter

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    2 IP Address not working in 1 VM with 2 Network Adapters in Cloud-Init

    Hi Team, I am assigning 2 IP addresses in the VM with the help of Cloud-init and I have connected 2 Adapters as well (1 for each IP), Even though only 1 IP is pinging, the IP that is pinging is the least one. I have tried assigning IPs single and both the IPs work, but when I am assigning 2...
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    [SOLVED] Network adapter issues after last update

    Hi there, I have the ASUS XG-C100C in my PVE host, but since the latest round of updates it get the following error message: Apr 16 09:38:00 pve1 kernel: e1000e 0000:00:1f.6 enp0s31f6: Detected Hardware Unit Hang: TDH <cd> TDT <4> next_to_use <4>...
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    [SOLVED] Fresh Proxmox & pfSense+ install - Slow network speeds

    Hello all, I'm having a bit of a difficulty with the internet speeds on a fresh install of Proxmox and pfSense. I was using an HP EliteDesk 805 G6 with an AMD Ryzen 5 processor with had an Intel i225-V 2.5GbE Flex IO V2 NIC for WAN and a Realtek 8156/8156B 2.5GbE USB to Ethernet for LAN. It...
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    LPe12002 Emulex fiber not detected

    Good morning, I have just added the LPe12000 Series 8Gb Fiber Channel Adapter card in addition to my main network card to my proxmox server but I do not see it in proxmox despite it being detected in IDRAC. Is it possible to make this card functional under proximox?
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    Pve not connecting to network

    Hi! I recently shut down my whole box (after admittedly too long of uptime) to remove a redundant graphics card. After booting the hypervisor again, it had hard drive full errors. I ran the following commands to hopefully make some space and be able to see the web-ui again; apt clean journalctl...
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    Unclaimed NIC, Can't install driver due to header files

    Good Evening All, I am trying to get the onboard NIC on my system working. I believe I've narrowed down the issue to needing to update the driver. But when I went to manually install the driver I got header file errors. Any help in fixing this issue would be greatly appreciated. lshw -c...
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    [TUTORIAL] Setup Proxmox Network with WiFi Interface and VPN

    I will share how I setup homelab server with Proxmox VE. I used wireless network interface instead of ethernet, I only use my router as networking provider. If I use ethernet cable, I can directly access VM inside Proxmox by default. But if I use WiFi, I need more configuration like use static...
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    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...
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    Problem with connecting two network cards

    Hi everyone, I'm in the process of learning to test proxmox and I'm having a problem with the network cards. my scenario. I installed proxmox on (vmware worksation) and added two network cards. One card is to communicate with my lab without internet access and the other network...
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    Proxmox fluctuation in Network Speed via Iperf

    I got an issue since a while that the network connection speed drops on my Proxmox. (I check it with Iperf3) I have an 2.5 Gbit connection but sometimes the speed drops to 1 Gbit or sometimes even 100 Mbit. The clue is. I get this resolved 99% of the time when I change the MTU in the GUI from...
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    [SOLVED] Issue with VLAN Trunking

    Dear Community, I'm struggling with setting-up the VLAN Trunking to VMs. I'm running on Proxmox 8.1.3 with a cluster of 3 nodes (DELL Server) I've an Allied Telesis switch, with this config: interface port2.0.4 description "PVE-LAB-01 Trunk" switchport switchport mode trunk switchport...
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    Missing Network Card

    I am trying to get my 10G NIC to show on the PVE. however I only have one, the onboard 1G connection. root@pve:~# ip addr 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet...
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    Newbie question: Why do the web gui state active for a network device though no cable is inserted in the physical nic?

    Hi all, Here's a newbie question, Why do the web gui state a network device to be active when no cable is connected to the physical nic? nor is that network device intentionally used anywhere else in the setup as far as I know at least. :confused: The nic has had a cable in it but not for some...
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    Unusually Bad Network Performance with 40 Gb NICs

    Hey all, hate to do this cause I know that there is a constant stream of "my NIC isn't as fast as I thought it would be" posts, but what I'm seeing goes well beyond any sort of CPU overhead or packet size issues. I haven't been able to find a solution anywhere that works yet, so figured I'd take...
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    Pfsense does not take the network adapters

    Good evening, I have set up a cluster in Proxmox and it works so far. My problem is that the network interfaces are not really working. As in many other Proxmox installations, I have configured the network interfaces as Linux bridges. Then I edited the /etc/network/interfaces file and it...
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    Need Help Removing Network Card

    When I installed proxmox, I installed a 4 port network card for a pfsense virtual machine. i scrapped that and debridged the network card connections but when i remove the network card, proxmox won't connect to the network. The ethernet is connected to the motherboard. I have VM's set up and...
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    Proxmox networking best practices (aka How to setup networking right this time)

    For a HA system with 3 nodes, is it a fair assessment that can both use CEPH and NAS storage would work in this setup? 1 10GB nic for Storage (VLAN 10) 2 Bonded 2.5GB nic for Web interface and VM usage 2 Bonded 1GB nic for cluster (VLAN 1) Rather than make this look like Pepe Silvia...
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    VM Interface Shuts Down

    Hi Guys! Some of my VM lose their network connections on random time and when I check the issue, It leads to turning off and on the network interface to solve the problem. Proxmox Version are 7.4.3 and 8.0.4 on different networks. Any idea how to solve the issue?
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    Cannot find network interfaces enp2s0 and enp3s0

    I set a dns name with duck dns to my ip address and it worked fine a while them I could not got to the web ui anymore. I could not ssh to the server either. I accessed directly the server and I discover that my two network interfaces where missing and vmbr is still there but gave an error as...
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    r8168/9 disconnect after PVE8 upgrade

    Hi everyone, I've seen many with similar issues, but no resolution that I could apply (at least I wasn't able to). I have a test PC that was running fine with PVE7. After the upgrade to PVE8, the network connection would stop after a few hours after reboot. The screen shows loads of messages...


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