network config

  1. M

    Can't connect to the Internet using Intel 82599 Huawei SP310 X520-DA2

    Hello Until now, I have been using the RJ45 port on the motherboard, but I purchased the X520-DA2 and SF10G-AOC-01 to support 10G. However, when I connect only the SFP port, I cannot access the Internet or other local devices. I will write the interfaces file. enp4s0 is the RJ45 port, and...
  2. A

    Simple Network Question

    I am struggling since days setting up a very simple network for a new PVE: 1 NIC 5 Public IP Addresses I want to use the first IP address (vmbr0) only for the PVE and the other four are by the VMs. These IP addresses will then be set in the network settings of the individual VMs. Result...
  3. U

    Container Networking Craziness

    I have the networking running on a VM, so know that works, but using the same bridge on containers doesn't work. Not sure what I'm missing. Host network: auto lo iface lo inet loopback iface eno1 inet manual iface eno2 inet manual auto ens2f0 iface ens2f0 inet manual auto ens2f1 iface...
  4. J

    Connecting to local network

    auto lo iface lo inet loopback auto eth0 iface eth0 inet manual auto wlp2s0 iface wlp2s0 inet dhcp wpa-ssid our network wpa -psk password auto vmbr0 iface vmbr0 inet static address 172.16.91.121 gateway 172.16.91.254...
  5. M

    VM's can ping out to some devices, but nothing can ping in

    Good morning everyone, I am running into some issues with my ProxMox lab environment. I have a 4 Nic server running a handful of vm's and 1 container for testing, and I cant ping into the VM's, and can only ping out to specific machines that are not on the host. I have the 4 nic's in the server...
  6. V

    Cannot reach vm's port from host

    Hello, pve on a bookworm, i want to route vm's port 22(10.0.0.108) to host port 2022, it always not work. it' s my /etc/network/interfacesanything is wrong? auto lo iface lo inet loopback # auto enp6s0 iface enp6s0 inet manual auto vmbr0 iface vmbr0 inet static address 192.168.0.102/24...
  7. M

    cannot connect to local network

    I must have messed up the network config in the installation wizard and need help configuring the network parameters. I know I need to run ifreload -a to update the congifs to live, but as a noob I'm totally lost. Here are my related files: cat /etc/hosts 127.0.0.1 localhost. localdomain...
  8. K

    [SOLVED] VM's I created on my Proxmox can't connect to Internet

    I've purchased a dedicated server from a data center as well as 4 reserved IP addresses. I've been trying to make this work for 10 hours but for some reasons VM's I create on Proxmox can't connect to the Internet. I am trying to assign these IP addresses provided to me by the data center but...
  9. P

    Can't ping from outside network to Nested Proxmox

    I had installed Proxmox, which seems to be working fine Even internet is working in all VM, but i cant connect from my PC using RDP as ports are not opening. I already allowed Inbound/Outbound connections on all ports in Windows VM firewall
  10. T

    Setting up a private network

    How to combine all virtual machines into one network Google didn't help solve this problem I used the material here, but it is not complete - https://interface31.ru/tech_it/2019/10/nastraivaem-set-v-proxmox-ve.html What am I planning to do - Sandbox Simulate your working network with...
  11. A

    Unable to communicate with some hosts on network

    Hi everyone, I recently moved and I eliminated a subnet on my pfsense firewall, my first proxmox server is now sitting on this network and I changed the IP address in the web configurator to match the new subnet. for some crazy reason my proxmox server can ping half of my subnet, but not the...
  12. R

    Unable to connect Proxmox via Ethernet after installation

    Hi everyone, I've just installed Proxmox on an old laptop without any particular expectation or need, just to fiddle with it. My problem is that the Ethernet connection doesn't work. I searched a bit on this forum and apparently it's something that happens frequently, but I tried all the...
  13. M

    Pve not connecting to network

    Hi! I recently shut down my whole box (after admittedly too long of uptime) to remove a redundant graphics card. After booting the hypervisor again, it had hard drive full errors. I ran the following commands to hopefully make some space and be able to see the web-ui again; apt clean journalctl...
  14. L

    Proxmox in Contabo - VM hasn´t internet

    Hi, I've been struggling for 3 days and trying to set up the network in different ways, I don't know what to do anymore :( My VM (linux or windows) does not have internet or probably because Contabo does not allow access to other MAC addresses than the legacy server? Could I ask someone more...
  15. E

    Change of CPU breaks access to web gui

    This is my first post so please tell me if im not following the guidelines. I have only been using Proxmox for a few weeks but I am having some issues since a CPU swap occured. I swapped from a xeon 1155 socket cpu to a i5 2500k 1155 socket. I previously swapped the other way around because I...
  16. N

    Question: InterVM 10Gbe network between VMs? #rookCeph #k3s

    Hey everyone, I am running my kubernetes nodes on my Dell R730 At the moment they are using a bridged Network on a 10Gbe NIC…But I only have a 1Gbe switch.\ That said, the server has a second (unused 10Gbe Nic) eno2 I was wondering if It would be possible to create a “logical” inter-vm network...
  17. M

    Proxmox VM cannot connect to the internet

    I connect 2 LAN port to my server and config file /etc/network/interfaces like this. auto lo iface lo inet loopback iface eno8303 inet manual auto eno8403 iface eno8403 inet manual auto vmbr0 iface vmbr0 inet static address 192.168.25.22/24 gateway 192.168.25.1...
  18. O

    Network issues after reboot

    I have experienced this issue before where adding/removing pcie devices would rename the nics and I would need to adjust in /etc/network/interfaces. I tried doing this again but this time it won’t work. I have attached pictures of my results when using the “ip a” command and my...
  19. F

    10Gig card using Linux Bridge

    Hi, I have a 10Gig card with 2 NICs I created the Linux Bond using these 2 NICs and then created a Linux bridge on top of this bond as shown below: I am using this bond0 as a LAN in pfSense by creating the Linux Bridge (vmbr1). pfSense recognises this interface (vmbr1) as 10 gig as shown...
  20. O

    Network not working on VM's

    I recently installed proxmox and I'm trying to learn, I read some topics and also the documentation but I couldn't find the solution to my problem: I virtualized 3 servers (1 almalinux lxc, 1 windows, 1 almalinux kvm) but the network works only on the lxc server Vm config: root@node:~# qm...

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