bridge

  1. V

    [SOLVED] Strange network behaviour with LXC container and SDN on PVE

    Hi, I'm experiencing a strange behaviour on my PVE cluster with an LXC container. Context: I have a PVE cluster running on baremetal with version 8.1.3 with SDN Networking in place. I created an LXC container (Ubuntu22.04) on one host and I'm trying to reach the cluster API using Proxmoxer...
  2. L

    Create a Router and route all outbound traffic thru it

    I'm trying to set up a router in Proxmox, ultimately this router should be connected to a VPN, and all traffic from any container inside Proxmox to the internet should route through there. To simplify it, there is the host on vmbr0, some containers on vmbr1, and the router (10.10.100.250) on...
  3. F

    Proxmox vlan tagged issue ¡¡¡HELPPP!!!

    Hello. I hope you are well. I am new to Proxmox. I am having trouble getting Proxmox to recognize tagged VLANs. I have used a server to install Proxmox VE 8.2. This server is directly connected to a switch. The interface is configured in trunking mode with the required VLANs. As an example, I...
  4. S

    Odd "bridge link show" output with Bonding and VLANs

    First, the network does function, though eno1 has significantly more traffic than eno2; yet they are LACP layer 2+3 bonded - which the switch confirms as well. So I was trying to see if the I was just unlucky with the hash or if a problem exists. bridge link show 4: bond0...
  5. W

    Why PVE [8.2.2] is flooding my DHCP Server?

    I use the DHCP server in the OPNsense FW (23.x) It runs as VM on separate PVE Node [7.x.x] The new PVE Node [8.2.2] has two interfaces One interface ETH0 is used as PVE Management bridged by VMBR0 and has a static IP on the same network as the OPNsense FW (192.x.x.1/24) The other interface ETH1...
  6. R

    No bridge in VM setup

    Hello everyone, I've just installed Proxmox on Debian 11 following this official guide. I wanted to create a VM but there's no bridge available in the network configuration. This is my /etc/network/interfaces: source /etc/network/interfaces.d/* # The loopback network interface auto lo iface lo...
  7. N

    Erfahrungen mit Netzwerkkonfiguration (Bonds, Bridges) gefragt

    Guten Tag, man sieht an meinen Posts, dass ich neu hier bin - man möge mir verzeihen. Mein Wissensstand : Ich denke, die grundsätzlichen Dinge zu Proxmox sind mir geläufig. Ich habe einen einzelnen Host produktiv am laufen - neben ESXI-Hosts . Ich möchte alle ESXIs entfernen und gegen ein...
  8. H

    2 NICs on same subnet - 1 for management 1 for VMs?

    Hello, I have a server with 3 interfaces, 1 is a 1GB onboard (enp0) , and 2 are 10GB ports (enp1) on a single adapter. I just got the 10GB card, so I've been using the 1GB interface for both management and VM access. /etc/network/interfaces below I set up a new bridge with the 10GB...
  9. M

    Problem with ipv6 neighbor discovery/solicitation

    Hello :) I am running into a weird issue where on a vlan a vm would not be able to find the gateway set (also a VM) using neighbor discovery. After some debugging I found that on the cluster node where the gateway was running, the neighbor solicitation packets from the client were visible on...
  10. W

    SDN problems with Netbox as IPAM

    PVE version: 8.2.2 Netbox Version: 4.0.1 Hello, As stated in the title, I'm having issues deploying VMs when they are assigned to an SDN zone that uses Netbox for IPAM. When testing, I'm able to create a zone, vnet, subnet, and dhcp pool just fine and deploy a VM when that zone is set to use...
  11. H

    [SOLVED] Setting up a bridge with two LAN connections

    I need some help because the network world is still relatively new to me. I have another new server, but unfortunately no more network ports are free. So I thought it should be possible to configure my first server as a bridge. It has two network ports. My topology would look like this: The...
  12. S

    Help Needed: Networking Issue with Linux Bridges on Cluster, hard down.

    Hi All, I'm seeking assistance with a odd networking issue on version 8.2 (non-production repos). We are currently operating on kernel 6.5, despite the availability of kernel 8.6, due to specific compatibility and stability requirements. Our setup involves using Linux bridges for LAN and...
  13. U

    Rate limit a VLAN / Linux Bridge

    Is there any simple way to rate limit a VLAN and Linux Bridge under proxmox? For example, say I have a bridge vmbr0 and a vlan vmbr0.2 on a 2.5Gbe port and I want to limit the vlan so it never uses more than 1Gb/s on the port in either direction. I'm using Proxmox VE 8.2.2 but I'm not using...
  14. J

    [SOLVED] Vmbr0 bridge unknown device type - can't create interfaces, VMs or CTs

    Hi, I'm having an issue where I cannot add new interfaces to VMs, or even create new VMs, because proxmox lists my vmbr0 bridge type as 'unknown'. This means that I have no devices listed in the 'bridge' option box when creating interfaces or VMs, and therefore they cannot be created. I can...
  15. J

    Vmbr0 unknown device type

    Hi, I'm having an issue where I cannot add new interfaces to VMs, or even create new VMs, because proxmox lists my vmbr0 bridge type as 'unknown'. This means that I have no devices listed in the 'bridge' option box when creating interfaces or VMs, and therefore they cannot be created. I can...
  16. J

    Vmbr0 device type unknown

    Hi, I'm having an issue where I cannot add new interfaces to VMs, or even create new VMs, because proxmox lists my vmbr0 bridge type as 'unknown'. This means that I have no devices listed in the 'bridge' option box when creating interfaces or VMs, and therefore they cannot be created. I can...
  17. W

    Trying out SR-IOV no network for VM on same Bridge as main PCI

    Hi! I'm fairly new to SR-IOV this and hope I'm using the right terminology and abbreviations. I'm trying to figure this out. I've got a VM which I've assigned it a VF from the main 10GBe network card. This works fine, it does it's thing, no issues. I wanted to use the same PF(The top "root"...
  18. D

    Proxmox - Netzwerk / MAC Problematik

    Moin zusammen, für ein Projekt habe ich einen Proxmox Server 8.x laufen. Neben dem regulären Netzwerk, habe ich für eine zweites Netzwerkfreigabe einer anderen Abteilung erhalten. Ziel ist es einzelne Dienste über eine pfsense FW zu Routen. Von meinem Proxmox-Server wurde eine explizite MAC...
  19. B

    [SOLVED] Network configuration on a Cisco UCS Blade

    Hello everyone, We would like to use Proxmox on a Cisco UCS B200 M-Series Blade. We've already installed the latest Proxmox version on the Host. From the network side on the switch we've configured two LACPs which has 4 ports each. With the VLANs 9 for management and 201, 4092 for data. This...
  20. B

    [SOLVED] Frage: Proxmox Netzwerk Aufbau

    Hallo, ich bin neu in Proxmox und hätte eine Frage zur Netzwerkkonfiguration. Ich möchte einen Proxmox Host wie folgt am Netzwerk anbinden: Der Host verfügt über 4x1Gb Netzwerkanschlüsse. Diese würde ich auf zwei Switches aufteilen (Switch 1 & 2). Diese haben die selbe LACP Konfiguration. Am...