network configuration

  1. 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...
  2. LXC: cannot reach network on one interface

    Hi, I have set up a LXC / Container to use with Docker. As I am using VLANs in my network, I am using the following configuration: $ ip route show default via 192.168.60.1 dev eth1 onlink 172.17.0.0/16 dev docker0 proto kernel scope link src 172.17.0.1 linkdown 172.18.0.0/16 dev...
  3. Proxmox No Internet, VM's have internet

    I recently moved my server from one location to another and plugged it in, It runs just fine, I have no internet and can not ping in or out of proxmox and no ability to access the web ui. The virtual machines inside of proxmox that start at boot both have internet access and I can connect to...
  4. Can't access proxmox after IP-Range changed

    Hello ! After moving, I had to switch router. My IP-Range changed and I couldn't fix it through the router, so I had to change id through Proxmox. The weird thing is, on my router interface, I only see one VM showing up, and it's not proxmox. And I can't access promox through the UI (using the...
  5. Need help with Network setup

    Hi All, I already have setup LACP between my Cisco Switch and the Dell R720 running Proxmox. This LACP is VLAN aware and can carry VLAN20,30 etc. traffic. I also have some spare NICs on my server and on the Cisco switch, therefore, I now want to setup Security Onion. This is what I want to...
  6. Unable to connect to internet/ access from browser- Fresh Install Proxmox VE 7.2

    Hi, I am a newbie here so apologise first if this has been discussed previously. I recently installed Proxmox VE 7.2 on my old laptop in the hope of turning it to a home server. However, I cant reach the proxmox page on my webbrowser via the ip address generated after installing it. The ip...
  7. Network trouble shooting

    Hi there, I have Proxmox 7.2-4 running on a Dell R520 with a 10G connection Unify switch 1-2. The 24-POE switch is connected with a 10G connection to the UDM - Pro Router. I wanted to give access to the Jellyfin content (on a ZFS dataset on the same R520). Pihole and Traffic provides the Https...
  8. HowTo Proxmox mit pfSense & VLAN´s

    Hallo Zusammen , ich bin echt seit mehreren Tagen und Nächten am verzweifeln mit meinem neuen HomeLab. Obwohl ich viel hier und im Netz mich eingelesen habe, geht es in meinen alten Schädel nicht rein :( bzw., bekomme ich das als Newbie nicht umgesetzt. Daher bitte ich einmal um Eure...
  9. Use USB NIC as main NIC in Proxmox?

    I attached a Plugable 2.5Gbe USB adapter to my Proxmox install, my goal is to assign it to VMs and get the higher throughput and also to use it for backups/restores to my NAS. They are attached to a 2.5Gbe switch. I can't seem to get the drivers working on Ubuntu, I installed the Realtek 2.5Gbe...
  10. UniFi and Proxmox VE mirrorport

    Hello! For a project we have a UniFi 24 Ports switch (2nd gen), we also have a Proxmox cluster. We configured the UniFi switch to mirror the uplink (trunk) port to the UniFi UDM. When physically connecting a laptop and Wireshark to this mirror port, we can see all traffic (from ALL vlan's)...
  11. Network/Bridge Help.

    im trying to setup a network bridge between my 10gbit cards so my computer has a network card with 2 10gbit ports that i want to set up as a bridge in windows to effectively get "20gbit" between proxmox and my pc. proxmox server is behind my computer. so i have 2 10gbit in main pc going to...
  12. can not set gateway of vm

    pve 's gateway is 192.168.5.1 , the vm(arch and linux) use the host 's gateway by default. I want to change the vm's gateway. But after changing the vm's gateway by using "ip route", the gateway will be reset to 192.168.5.1 after rebooting.
  13. VM(s) not getting internet connection

    I have a problem where the vm(s) i create are not able to connect ot the internet i use a dedicated server from hetzner the vmbr1 - * are vlan tests that aren't connected to the vm(s)
  14. 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...
  15. 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 ?.
  16. 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...
  17. 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...
  18. [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...
  19. 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...
  20. [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...

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