network access

  1. S

    cant access other subnets from pve node

    hi, I cant access any other subnets from my pve node. i have a couple of vlans. at the moment my pve-node (pve) is in the management subnet (10.1.20.0/24 - vlan: 120) and the vms are all running in the service subnet (10.1.10.0/24 - vlan: 110). i can access the proxmox ui from any subnet...
  2. N

    PVE Host cannot ping to gateway

    Hello everyone! Today I met a problem that gave me a headache. The PVE host cannot ping the gateway (and no internet), but the VMs can (have internet). There are three ethernet cards in the PVE, two of which work: enp23s0f0 (as eno1 in the map) and enp2s0 (as eno2 in the map). enp23s0f0 is...
  3. U

    [SOLVED] LXC: 'network is unreachable' on some templates

    Hello! I have recently set up a PVE 8.0 workstation, with the following network configuration: [WAN] | [router] | (enp3s0) | [[PVE host]] / \ (vmbr0) (vmbr1) | / \ [OPNsense VM] [all VMs and CTs] where vmbr0 is a...
  4. F

    First Steps setting-up Proxmox

    Hello guys, Last weekend I managed to install and setup my first home server with Proxmox. I have used an a old desktop PC, boosted a bit the memory and succsefully installed Proxmox VE. Everything seems to be working just fine and I am enjoying my setup. However, I may need help for few...
  5. K

    Proxmox First Setup (Network Problem)

    Hello, I have installed proxmox many times and this is the first time I have encountered such a problem. It has been about 1 year since I last installed it. A few things may have changed. I get no route no host error and when my machine starts I cannot access it from the interface. There is a...
  6. avonnieda

    [SOLVED] Interface name changed from enp2s0 to eth0 after update from 7.3.-4 to 7.4-3 / reboot

    After apt-get update apt-get dist-upgrade Did the following to get things rolling again, just posting this in case someone else runs into the same. If I should have done something differently, please let me know! Solution: In file: /etc/network/interfaces, changed two lines where enps0...
  7. A

    [SOLVED] Debian LXC no LAN access

    Hello, I have downloaded and spun up a debian LXC using the standard CT template. The resultant LXC has internet access, but has no LAN access. I cannot access any local boxes from the container, nor can any local boxes connect to the container. I have disabled the firewall to test it, but...
  8. C

    Fr: Refusé l'accès au réseau local pour ne pas pouvoir ping les machines

    Bonsoir, je voudrais empêché mon contenaire(VM) de pouvoir avoir accès a mon réseau local. J'ai essayer de faire des règles de pare-feu mais je galéré un peut. Si une personne pourrait m'aidé. Voici la configuration principale de mon proxmox et mon réseau: Ip proxmox : 192.168.1.62/24 Ip...
  9. M

    Can't connect to GUI on same network

    Hello, I have just installed proxmox on debian 11. This is a new headless installation. Situation: Can't access https://172.16.5.250:8006 Typical culprits: /etc/network/interfaces mecheng@skynet:~$ cat /etc/network/interfaces # network interface settings; autogenerated # Please do NOT...
  10. K

    Web UI and ssh not answering soon after start

    Hi, I'm new to ProxMox, so, Sorry for noob questions. I've bought a small pc (AMD Ryzen 7 5825U, 32G RAM, 1Tb NVME SSD) for experiments with virtualization. Problem: I've installed Proxmox VE 7.3 with ISO Installer from official site. Everything worked fine during first ~10 minutes. After...
  11. A

    PVE Not reconnecting after network reset

    Hi I need some help troubleshooting a very annoying issue: After rebooting the router, proxmox does not reconnect to the network until it is power cycled. Please let me know any suggestions, or log files I should post? Thanks.
  12. K

    what to do if my proxmox provider does not support the Default Bridge Configuration

    Hello, i have a proxmox server with a single ip addres and that's my correct network configuration : # network interface settings; autogenerated source /etc/network/interfaces.d/* auto lo iface lo inet loopback auto eth0 iface eth0 inet manual iface eth1 inet manual auto vmbr0 iface vmbr0...
  13. R

    Beginner Networking Question: How to best Implement Tailscale?

    Hello all, I am looking at using tailscale for my home server, specifications below: Xeon X3450 16GB Ram (First thing to upgrade when I have money to spare) Obviously running proxmox. I am considering using tailscale to set up out of network access for some of my applications, including: -...
  14. T

    Proxmox Becomes Unreachable

    I hope there is an easy approach to handle my torture. I had a proxmox setup used till a week ago. My setup: I use GPU passthrough so that my AI guest VM can use gpu accelaration. Because of the settings required by pci passthrough vga output from host is disabled. I have 2 ethernet ports...
  15. O

    Ubuntu 22.04 VM does not have an IP therefore no internet connection

    Hello, I installed Proxmox 7 on a machine with static ip assigned to it. It does update and upgrade as expected. Only problem is when installing a vm let's say ubuntu 22.04 server, by default it does not assign an IP. And no internet access. I left the network settings as default when creating...
  16. M

    [SOLVED] VMs can't ping gateway on a certain node

    Hi, i've been facing this issue and have ran out of ideas on what the problem might be. The host can access the internet just fine and everything works. however within the VM i can only ping the host and nothing else. Firewall within proxmox is disabled everywhere. here is my config from the...
  17. S

    Proxmox pve networking

    Hello erveryone, We have two switches connected together in MLAG and we are using a bond on proxmox. The problem is that proxmox is using only one connection as active. I removed the kabel from switch01 and lost the connection to the pvenode. But I do not loss any connection when I remove the...
  18. A

    An Easy Solution for Networking, But Cant Get It Work

    Hi all, recently i've ordered an auction server from hetzner and wanted to run all my vps-vm needs on this auction server. I've followed so many tutorials, applied so many rules and re-installed proxmox so many times in the past week. Anyway, my problem is getting networking done. To be honest...
  19. B

    Proxmox Host Machine & Proxmox VMs firewall through pfSense VM

    I'm trying to set up a network configuration where the Proxmox host machine and VMs are set to go through pfSense which is in a VM. See the diagram below:I have the pfSense VM functioning and when I use the LAN port to go to the switch, everything works fine. But Proxmox itself is not accessible...
  20. U

    Proxmox on DigitalOcean ( VM network connection problem) HELP!!

    1. install proxmox on debian 11 | ( https://pve.proxmox.com/wiki/Install_Proxmox_VE_on_Debian_11_Bullseye ) 2. installation a success 3. The default network configuration that remained was: 4. I need to configure LINUX BRIDGE, but I can't at all