network configuration

  1. Y

    Proxmox GUI does'nt show interfaces from /etc/network/interfaces

    Hi ! I'm working on installing and configure some proxmox homeservers using Ansible. I have 2 playbooks : First install Promox over Debian Second set-up networks by writing in /etc/network/interfaces Between playbooks, Proxmox GUI show correctly some networks. After the second playbook and...
  2. K

    Proxmox Network Interfaces disappeared

    am new to proxmox, and i was trying to configure the wifi interface i fucked something up by installing network-manager the inerfaces are working fine but its not showing up in the proxmox panel anymore is there a way to fix this ?.
  3. N

    Proxmox VE New Network Card Installed but Won't Activate

    I have two Proxmox nodes with each a PCIe 1gbps networking card and a 1gpbs motherboard networking card. This has been working just fine for me for the longest time, but I wanted to increase the bandwidth of the servers by using 802.3AD but I have ran into some problems with installing the PCIe...
  4. K

    Network Bridge only allows one vm access at a time

    When I turn on multiple vm's only one gets network access. if I shut vm A off then vm B gets network, vice versa. Both vm's have static ip and non conflicting auto mac's, using here's the proxmox hosts interfaces config auto lo iface lo inet loopback iface eno3 inet manual auto eno4 iface...
  5. S

    [SOLVED] netdev_configure_server_empty: 1240 Invalid argument - Custom loopback device names not supported

    Yesterday I executed the following inside a container because the private networking of hetzner only supports an mtu of 1400: ip link set mtu 1400 dev eth0 Now if I create a new lxc container or restart an existing one, it fails to start with the following message...
  6. S

    I cannot reach the VMs in the cluster subnet

    Hi, I have installed proxmox on an OVH cloud, following a restart of the cluster I can no longer reach the VMs of one of my subnets. In practice I have a vm that has the wan in the subnet 192.168.3.x / 24 and from the cluster it is not reachable. below I am attaching the configurations set on...
  7. D

    [SOLVED] Installing PMG in OVHCloud

    Not sure if anyone has come across this and if they have a way around it. I'm trying to test out PMG in an OVHCloud VPS. Its a Debian 11 KVM and everytime I add the Proxmox repository and install proxmox-mailgateway it knocks out the ethernet address. There are a couple of things that they're...
  8. E

    One of two nodes cannot give the VMs access to the internet

    Hi, I really need help here. I have two nodes running on two similars hosts. Here's there network configuration: Node 1 : vmbr0 bridge 51.99.10.24/24 Node 2 : vmbr0 bridge 192.89.169.238/24 All VMs on node 1 are perfectly working with failover IP all using the same bridge. They all have E1000...
  9. H

    How to setup Proxmox networking configuration with two public IPs and a VLAN?

    My hosting provider is Vultr; I run Proxmox on a dedicated BM server. The host perfectly connects to the internet; however, any VM I create does not connect to the network. Desired outcome: The hypervisor Proxmox has its public IP, then one VM should have its dedicated public IP (the second...
  10. J

    Network on PROXMOX Help

    100G Nic NMLX5_Core cant seem to get this to work on any of the vm's i make on proxmox i have full duplex of 100G on host wanted it shared between all vms i make but only seem to get max 10G want a lease 40 / 50G on a single vm hope someone can help
  11. R

    Ubuntu Server 20.04 on Proxmox VE unable to connect to internet

    Good day to everyone, I am running a Ubuntu server on Proxmox VE , but i am unable to ping to 8.8.8.8 from my Ubuntu server. I am able to ping to Proxmox VE. My /etc/network/interfaces for proxmox : auto lo iface lo inet loopback auto enp0s3 iface enp0s3 inet manual auto vmbr0 iface vmbr0...
  12. W

    Two Network

    Hi, I have two Internet with different ISP. First is connected through a router and another one is plugged in directly. Since I cannot use vmbr1 with another gateway, network is unreachable with any VM I assign it with. Q1. How do I set up up the network in my node to have access to the...
  13. N

    No Network Connection after reboot

    Hey I have a proxmox server that has 2 VMs running on it. I was moving my Proxmox server, so I turned it off, unplugged it and moved it. I plugged it back in and booted it up. It started to boot into one of the VMs hosted on the Proxmox server and got stuck, so I changed the boot partition, to...
  14. M

    Setting up LAG inside Proxmox?!

    I have a Dell PE720 with 4 NICs, just today 4 ports on my Unifi Switch 8p opened up, so I got the idea to do a Bond of all ports, and give it one IP that would be load balanced! So I deleted all the bridges, configured my mighty Bond with 4 10Gb NICs. Added a bridge with an IP and pointed it to...
  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 192.168.0.0/24. Now, I added a second interface in which I want to connect a...
  16. S

    Network interfaces have 2 types of naming on default Server mobo

    Ok so I couldn't figure out the right way to google this and it is kinda maddening... Fresh install of 7.1, on a SuperMicro server with 4 eth ports and I have both EN and ETH interfaces. WHY?! No extra nic cards in the system so why am I seeing both? I have been having issues with the system...
  17. M

    PVE-Firewall blocking OVS-bridge

    Hi, So I am trying to set up a simple OVS bringe with a single NIC. Config: auto lo iface lo inet loopback allow-vmbr0 ens3 iface ens3 inet manual ovs_type OVSPort ovs_bridge vmbr0 ovs_mtu 1450 allow-ovs vmbr0 iface vmbr0 inet static address 158.37.63.230/24...
  18. P

    Netzwerkkonfiguration

    Hi, ich würde gerne OpnSense auf meinem Proxmox VE installieren. Ich habe mal einen Netzwerkplan zusammengestellt und mich an die proxmox Netzwerkconfig gewagt. auto lo iface lo inet loopback #LAN (FritzBox) auto eno1 iface eno1 inet manual #WAN (FritzBox) auto enx60a4b79d8f85 iface...
  19. D

    SOLVED:: Ubuntu networking on OVH server - network unreachable

    Hi. I already tried two tutorials and none worked. Network. Can anyone lend a hand? Posting here both paths I tried: 1 - using this tutorial: https://docs.ovh.com/ie/en/public-cloud/configure_a_failover_ip/#step-2-edit-the-configuration-file the commented line is there because I tried both...
  20. M

    Feature Request: alter static ip on cloning templates

    I've setup a few templates and upon cloning there is no option to assign a new static IP address. Adding this feature in the clone window would be helpful. This way I can assign IP addresses as I'm cloning based on requirements and avoid network issues, rather than booting into a network with an...

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