1. P

    VLAN on management interface

    Hi, This is my first post on this forum, so please bare with me. I've searched the interwebz without finding an answer so thought I'd just test my luck here. Im configuring a new Proxmox hypervisor and I'm wondering about the proper way to Dot1Q the traffic going to the management IP of the...
  2. S

    [SOLVED] Proxmox change IP address

    Hi, I recently attempted to change the IP address of my Proxmox server (> and updated it in the /etc/network/interfaces file but to no success. Surprisingly, reverting to the old IP ( while connected to the (192.168.10.XX) network resolved the issue...
  3. V

    Setting 802.1(p) QoS tag struggles

    I want to set different outgoing 802.1(p) QoS tags on each VLAN for QoS purposes. Local test cluster is a Proxmox VE recently updated 8.1 no pending packages at this time everything other than 802.1(p) tagging works great including CEPH, have SDN installed although not using, and have open...
  4. H

    Help configuring network interface when hosting Proxmox on a VM

    I'm running Proxmox on a Debian VM in Azure (i know, i know, I have my reasons). When I went to start a LXC I received an error saying it could not start because bridge vmbr0 doesn't exist. I went to add it in network interfaces and my code is below, but this borked my network and...
  5. T

    No network after upgrade to version 8

    Hello guys! I found myself in a tight spot. Yesterday, my galaxy brain decided that it would be nice to upgrade Proxmox 7 to 8 remotely. I have a VPN set up in my router, and I've been remoting in with no problem for the past 2 years (server is 3000km away). I started playing around like many...
  6. A

    Create Linux Bridge using IP Elastic

    Hello! i use server from Equinix to build Proxmox Server, and default IPv4 from Equinix with it i add IP Elastic and binding in dashboard with IPv4 after i create linux bridge vmbr0 i can't access Web GUI and unable to login to server via SSH. can anyone help...
  7. T

    How to edit /etc/network/interfaces (with Ansible) correctly

    Hello Proxmox community, I'm currently trying to manage network interfaces in Proxmox VE using Ansible, and I'm running into a problem where the changes I make don't persist as I would expect. I have read the official Proxmox documentation and am aware that Proxmox VE does not write changes...
  8. N

    Proxmox does not recognize the server's network interface

    Hello everyone, everything good? I'm just starting out in this area of virtualizers and I wanted to see if any of you have already faced this situation and know how to solve it, which is as follows: I turned on a Dell R610 server and connected an ethernet cable to a mikrotik, I configured the...
  9. R

    Zusatz-IP von proxmox an pfsense weiterleiten

    Hey, Ich habe jetzt in den letzten tage so viele Beiträge gelesen und getestet aber noch bin ich nicht am ziel wie erwartet. So kommen wir mal zum Problem: Ich habe eine Haupt IP nenne wir die mal <1>.244 und habe mir jetzt eine einzelne Zusatz IP gekauft die wir <2>.253 nennen. Das Problem ist...
  10. A

    I switched network card in my home proxmox instance, and now I can't start / create a new vm.

    I changed the interface in /etc/network/interfaces, now it has an IP on my home network. But something is messed up in the config. Im not a networking expert nor deep einough in IT to be able to figure out what could be the problem. Here is my current /etc/network/interfaces
  11. A

    Issue Creating Linux VLANs For VMs

    Hi there, I am trying to create 2 VLANs or several of my VMs. The 2 VLANs in question are VLAN10 and VLAN20. They're a part of my network topology as seen in the image below: The issue here is that I have a VM or two that I need in VLAN10 (such as my AdGuardHome DNS server), while I plan to...
  12. T

    [SOLVED] Unable to get internet connection on fresh Proxmox install

    If this is the wrong forum I apologize, please move my post to the correct forum. I've recently set up a Supermicro(Motherboard Link) server with Proxmox (Proxmox VE 7.2) I am unable to set up a working internet connection. If I use a USB to boot into a live Ubuntu OS the internet works fine...
  13. T

    WiFi problem with proxmox (7.2-7) - Qualcomm Atheros QCA6174

    Hi, I'm having a problem with Qualcomm Atheros QCA6174 802.11ac (M.2 2230) wireless NIC. I installed proxmox on a protectli device and it works fine except for this wifi card. The adapter doesn't show up in /etc/network/interfaces. I see this adapter only when I run the "lspci" command. What...
  14. D

    My host OS (VM) didn't get the connection from WiFi but my Proxmox was connected

    I just installed an OS on top of PVE (MacOS Big Sur to be precise). I have a Realtek WiFi dongle USB (RTL8188EU). I have configured my /etc/network/interfaces file with wlan interface set to dhcp with wpa-ssid and wpa-key enabled as well as using allow-hotplug. But if I started my VM, booting up...
  15. M

    [SOLVED] Access VMs and Containers from a Second Network Interface

    Hi, So I have my ProxMox Server with two Network Interfaces and one Bridge interface. My Main Network interface is connected to the Main Network which has access to the Internet. The Bridge interface is on subnet Now, I added a second interface in which I want to connect a...
  16. T

    Routed Network Config

    Hi, I've tried to setup a routed network for the past hours with the official guide and then some others I could find online but I haven't gotten it to work right... My current "/etc/network/interfaces" looks like this: auto lo iface lo inet loopback #First IPv4 auto ens18 iface ens18 inet...
  17. Z

    [SOLVED] Can not ping gateway

    Hello, today I've decide to update proxmox from 6.3 to 6.4 but i have discovered that one of my node can not access internet and can not ping the gateway. Ping result: ping PING ( 56(84) bytes of data. From icmp_seq=1 Destination Host...
  18. S

    create vm using different subnet ips (KVM)

    Hello! Is there any way to add a different IP subnet and create vm using them? Also I want to use the IPs from the new server to create vm in future servers when I add more servers into the cluster. Here's the situation: the main node where vm will create have 1 /32 IPv4 for a subnet Ex...
  19. O

    Separate Network Interfaces

    Is there a way to separate the network interfaces? problem: I'm having a bunch of devices that need to be updated. To make a kind of load balancing, I want the devices to connect to 4 ethernet ports (bonding is not possible cause the switch is not managed by me). I'm using bind to make a...


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