network configuration

  1. R

    Windows VM doesn't have valid IP

    Can you please help me whats wrong with windows VM i created on proxmox? it's showed no valid ip on network and no internet. I already install all virtio drivers and qemu agent. already created linux bridge on vmbr0. But i confuse why VM assigned different ip address on ipv4 instead of vmbr0 i...
  2. D

    [SOLVED] VLAN works form host itself but not on VM

    Hello Forum I have searched the forum for an answer for about a month now, but I am unable to find one, or a similar solution to my problem. Recently I made the decision to migrate to Proxmox as hypervisor after using VMware since 2012. It goes very well. I’ve got an LXC container running and...
  3. L

    Native VLAN

    Hello. Is it possible to change Native vlan to something else than 1? If so, just globally, or is it possible to make it per VM?
  4. M

    vmbr0 Loosing Inbound Traffic

    Hello! New to Proxmox and forums (experienced in other HA hypervisors). I just setup a 2-node cluster and I've been having some networking issues. I have two interfaces (enp1s0f1 primary & enp1s0f0 backup) in an active-passive bond (bond0). I then setup vmbr0 on bond0 and vlan2 onto vmbr0...
  5. 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...
  6. M

    [SOLVED] Creating a Template from an image and configuring Network

    Hello, I have a Proxmox VE Server at Hetzner that I need to use for KVM virtualization (I have a /26 subnet). I want to create templates that will be later on used to fully clone then VM provisioning with Cloud-init. My first question: I am creating a VM from an Ubuntu Cloud Image. Upon boot...
  7. V

    Proxmox VE is unreachable via desktop

    I've recently got my hands on a PowerEdge R620, so I installed Proxmox for my homelab setup. However, I cannot reach the web based VE from desktop. Troubleshooting steps I've tried: Used different browsers/cleared cookies/used a private window Flushed DNS, released/renewed IP, rebooted on...
  8. L

    two public IPs for one server with one nic

    Hello guys, Couldn't delete this post, so I corrected it in place. got a "little" issue with 1:1 Nat on pfsense/opnsense, feels like one little piece on the proxmox side is missing. I hope someone can point me into the right direction. From hetzner, I ordered a second public IP address, which...
  9. K

    please delete this post

    I installed ifupdown2 with apt install ifupdown2 and it installed from debian repos instead of proxmox. now, network connectivity is lost, and my server cannot boot from HD. I just have access to rescue mode. I tried Code: apt update && apt dist-upgrade , but still server could not restart...
  10. K

    please delete this post

    Hi there, I installed ifupdown2 and now server cannot restart in HD mode, It is in rescue mode and all network configuration is gone. interfaces and interface.d/ is empty. How can I revert back the network configuration or please instruct on how to create a configuration file. Thanks.
  11. E

    I want to use RDP to connect to Windows VM running on a Proxmox server.

    How may I use Microsoft Remote Desktop to connect to a Windows VM hosted on Proxmox VE? I have the Windows VM hosted on a Proxmox server. The network configuration, as far as I can tell, goes like this: WAN ----> WiFi Router/Switch ----> Switch to NIC #1 (enp0s25) on server ----> enp0s25 to...
  12. F

    Can't connect to the network after NIC change

    Hi everyone, I've been doodling around with Proxmox for a couple of months and, sadly, I've recently lost the onboard Ethernet port on the PC I'm using as a server, the same I used for the initial configuration. I have handy a USB to Ethernet adapter which is being detected via lsusb but I...
  13. J

    Configure different networks on PVE

    Hello everyone I struggle a bit to configure my proxmox network. Basically, I need to create a network different to my physicall network where I can put vms that can communicate together like "host - network " in VMWare. Here is the scenario: Let say I have two vms: the first one(FortiGate)...
  14. L

    Invalid ARP responses cause network problems

    While I have solved the issue, I hope this is helpful to others who run into the same problem. Also, it would be great if someone could verify that this is a sensible approach. Recently, we would lose the network connection to our PVE servers on a semi-regular interval. Virtual machines on that...
  15. H

    Frage zur Netzwerk Konfiguration

    Hallo Community, ich bin warscheinlich der erste mit den problemen. Ich habe schon stunden damit verbracht eine Lösung aber die haben immer damit geändet das ich mich nicht mehr mit meinem Server verbinden konnte weshalb ich den dann neu aufsetzen musste oder die ändern einfach nichts bewirken...
  16. M

    Direct LAN connection between NAS and Proxmox

    Hello everyone, I installed Proxmox on a MacPro 2013. Because logically no further hard disks fit into these and I didn't want to spend any more money on an external hard disk housing with Raid function. I took my Fujitsu Esprimo P7936 and plugged in all my hard drives and connected them to a...
  17. N

    Home Lab Proxmox running on VMware Workstation networking, pfsesne & zenytal

    I am trying to setup a home lab, I am running proxmox on vmware workstation I have two network adaptors NAT and local, I have installed and configured pfsense as the firewall for other vm's and tested this by installing parrotOs connected to the local connection all trafic is routed through...
  18. D

    [SOLVED] Changed NIC, changed settings, now I can only ping the internet?

    TL;DR I can ping 1.1.1.1, but I cannot ping the router on the same network, nor access the GUI from another computer. I’ve changed NIC’s before, when I swapped motherboards, so I have solved this issue before, but I’m completely stumped with how my setup is currently broken. I know there is an...
  19. R

    No internet inside Ubuntu (22.04.1) VM.

    My situation is that im using Oracle VirtualBox to run a Proxmox VE (7.2-1) and inside that Proxmox im running a Ubuntu VM in which i don't have any connection. I've just finished installing ubuntu in the VM when i noticed that no running connection is available. My initial thoughts on this...
  20. H

    PfSense 2.6 unable to ping gateway or beyond

    Hi. I'm new using proxmox, I'm using virtualized with VirtualBox as a home test environment for a college project, I'm going to implement everything on a real server. I have an environment with a Pfsense virtual machine and Windows XP. use this tutorial to do Pfsense configuration on proxmox...

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!