openvswitch

  1. dropped over-mtu packet: 1501 > 1500

    After recently upgrading to the latest version we started seeing these errors in the kernel on a few nodes. We are using openvswitch, the only thing I found using google that might explain the problem is this: https://lkml.org/lkml/2020/8/10/522 Before the update we were running kernel...
  2. how to communicate vm's through vSwitch

    Hello all, I suppose that my knowledge about switching is strong for physical switch, but when i start use proxmox i feel a little confuse :( Initial setup is quite simple: 1. vSwitch 2. 1st VM 3. 2nd VM Actually i created some VM with debian on the board. Installed vSwitch from repo, and...
  3. OpenVswitch bridge for Cluster VMs across private network

    I have set up a cluster with VMs on different host nodes: h1, h2, h3, h4 I have used a OpenVswitch bridge (vmbr2) defined on h1: auto vmbr2 iface vmbr2 inet manual ovs_type OVSBridge post-up ovs-vsctl add-port vmbr2 gre1 -- set interface gre1 type=gre options:remote_ip=''ip...
  4. Openvswitch performance

    Can you please tell me how much the bandwidth drops when switching from the classic network design in Proxmox to openvswitch?
  5. Proxmox node GRE tunnel over public IP

    Hi, I have 3 servers: server one, public IP: 1.1.1.1 server two, public IP: 2.2.2.2 server three, public IP: 3.3.3.3 All of them have set up private network: 10.0.0.0/8 I would like to set up GRE tunnel between them for this private network, using public interfaces (through NAT). 1) Is...
  6. VM network problems

    I am running openvswitch on my Proxmox 6.1 server. I installed pfSense as a VM and for the most part it running well. Recently, I tried to install as a VM, OpenMediaVault, which seemed to have problems when it tried to connect repository mirrors. I assumed that there might have been a problem...
  7. ARP loop in a OVS topology

    Good afternoon, I hope the community could help me with my problem. I have 3 VMs, each one with an OVS with bridge "br0". The VM1 and VM2 are connected via a GRE tunnel to the Server and via VXLAN tunnels between both. Whenever I run: arping -I br0 10.0.1.10 (or) arping -I br0...
  8. OpenVSwitch - network GRE tunnel

    Hi, I have set up GRE tunnel using OpenVSwitch as stated in this tutorial: https://documentation.online.net/en/dedicated-server/tutorials/network/rpn-proxmox-openvswitch Nodes are communicating between each other using private network. On first glance everything seems fine - VMs does see each...
  9. openvswitch packages not avail. in proxmox buster repo

    Hello, I have noticed that the openvswitch-* packages are not available in the proxmox buster repo (there are avail. in the jessie repo though). Is this something intentional. Currently there is only one way to install openvswitch into buster, from the official debian repos, but that's not...
  10. [SOLVED] LACP not working

    I'm trying to set up LACP on my Proxmox using Openvswitch, but it's not working and I'm out of ideas and googling. I have a Zyxel GS1900, enabled LACP and created a LAG-Group with the 2 ports connected to my server. In Proxmox i set up the network like this: allow-vmbr0 bond0 iface bond0 inet...
  11. VM not connecting /pinging other hosts / Internet

    Hi, can someone help me figure out why my pfSense VM is not connecting to other Proxmox Hosts and to WAN, please? Problem VM (pfSense) on Proxmox VE 6 unable to connect to Internet, or ping any IP beyond the Proxmox Host on which it is running. My unskilled analysis suggests that the packets...
  12. Proxmox claiming MAC address

    I have a 3 node cluster setup that is claiming mac addresses used by other devices on the network. I have one central switch, E1 and several switches, A##, connected to that one. One proxmox host is connected to A10 and two are connected to A11. The ports connected to the proxmox servers...
  13. PVE HA cluster redundant networking with OpenVSwitch and RSTP

    Dear Proxmox staff and forum members, being new to PVE and high availability systems in general, I'd like to discuss a 3-node-cluster setup, that involves network redundancy by means of OpenVSwitch using RSTP and 2 switches, and beg you to pardon possible beginner's mistakes. Each node is...
  14. [SOLVED] openVswitch seltsames Verhalten

    Hallo, ich bin kein Profi, insbesondere was die Internas von (virtuellen)Switchen angeht und stehe vor folgendem Problem, das ich mir beim besten Willen nicht erklären kann: Ich habe auf einem proxmox Host einen virtuellen Router (pfSense) aufgesetzt, der meine internen VLANs untereinander mit...
  15. [SOLVED] Is OVS offloading supported ?

    Hello, Are Mellanox ASAP² (with ConnectX4 LX / ConnectX 5) or the Netronome counterpart (with Agilio CX) supported to offload Openvswitch with Proxmox ? Thanks !
  16. Linux Bridge Equivalent with OVS? (Single Tagged Bridge)

    I'm running Proxmox 4.4 w/ OpenvSwitch installed. I recently grabbed a 10g sfp+ card for the server and have it trunked to my firewall. vlan 1 is native and untagged vlan 10 is tagged vlan 20 is tagged vlan 100 is tagged What I'm trying to do seems to be running me in circles. I've rebooted my...
  17. Looking for OVS Configuration

    After searching the forums for the last three days....and not finding a complete answer....I wanted to see if anyone else has tried to configure Proxmox with a similar configuration....and if so, can I see your /etc/network/interfaces file :) Here a picture of what I'm looking for...
  18. [SOLVED] Bug in openvswitch implementation?

    I just started using Proxmox last night, but immediately run into issues with Openvswitch unfortunately. I'm porting a setup that I had on Ubuntu, and used your Openvswitch guide as a reference. Unfortunately something isn't right. What I'm trying to achieve is to tag the interface and trunk a...
  19. openvswitch, bridges and routing

    Hello, up to this point I ran this network configuration on my Proxmox 4.4 node: auto lo iface lo inet loopback auto eth0 iface eth0 inet static address 192.168.2.2 netmask 255.255.255.0 gateway 192.168.2.1 post-up echo 1 >...
  20. OpenvSwitch with IDS

    I am having a hard time figureing out how to set up proxmox to pass through traffic to a security oinon VM. I am using OVS and have 3 NICs bonded and sent to a bridge which is used as the normal interface and works great. I have a seperate NIC that is bridged to the VM from my switch with the...

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