network

  1. ct extern hostnames

    hello, i have the following Problem: i have 3 Container with external ip addresses, network connections are ok. But if i ping the ct the hostname of my Host pops up. Im new to pve so may someone can help, thanks.
  2. Two LANs in MV

    hello guys I have the following question / problem I have a cluster of three nodes and two virtual machines, of which one virtual machine should only have access to the data network and users and the other to the data network and the management network. Data: 192.168.0.0/24 Management...
  3. Ubuntu 16.04 Second IP

    Hello, I have an Ubuntu 16.04 container. I configure 2 Ethernet devices and they are both working great! I do an update and the second one is unreachable. This happens with regular update and dist update. Both IPs work fine as long as they are the only eth device. Add the second device and it's...
  4. What do I need to do to disable IPv6?

    I'll never use IPv6 and want to disable it completely. I don't like having rpcbind or ssh running on both v4 and v6. I've tried disabling using sysctl but getting errors in the logs from pve-firewall: iptables_restore_cmdlist: Try `ip6tables-restore -h' or 'ip6tables-restore --help' for...
  5. [SOLVED] Need help to configure internal network for 3 proxmox servers, KVM machines and 1 switch

    Greetings to all! I have: 3 servers on Hetzner with Proxmox Virtual Environment 5.1-46. https://www.hetzner.com/dedicated-rootserver/px61-ssd 1 not managed switch with 5 Gbit ports All servers have 2 Network Interfaces: 1st - is configured for using static real ip and there is sub net with 6...
  6. LACP Networking issue after reboot

    Hey Everyone. I have a 4 nic PowerEdge r710. Current interface file auto lo iface lo inet loopback auto eno2 iface eno2 inet manual auto eno1 iface eno1 inet manual auto eno3 iface eno3 inet manual auto eno4 iface eno4 inet manual auto bond0 iface bond0 inet manual slaves eno2 eno3 eno4...
  7. Bugs with VLAN Networking?

    So recently I set up my home network around VLANs... I wanted to get the proxmox webinterface to vlan 10 instead of untagged ... so I made an SVI and configured it with the desired ip (also on the *beautiful* topology:D) and for the most part that worked just fine. But if I set up the SVI I...
  8. Predictable network interface names broken in 4.13.13-6-pve (4.13.13-41)

    Hi guys ! I had a 2 node cluster with 4.13.13-6-pve (4.13.13-41) and 4.13.13-5-pve (4.13.13-36). Hardware is - HP DL360G7 with Broadcom NetXtreme II 4 ports integrated network card. After upgrade one node from 4.13.13-36 to 4.13.13-41 all ethernet interfaces names changed from enp3s0f0 to eth0...
  9. Add IPv6 subnet for use with VMs

    I'm trying to add an IPv6 subnet to my proxmox host for use on my VMs. I have the following: interfaces file: auto lo iface lo inet loopback iface lo inet6 loopback iface enp7s0f0 inet manual iface enp7s0f0 inet6 manual auto vmbr0 iface vmbr0 inet static address 22.144.64.130 netmask...
  10. LXC network not active at creation

    Hello, There seems to be a bug when creating a new container where the container is not reachable until you log in the server using the console. I've tested this on multiple servers with the same results. Steps to reproduce: 1-Create a new CT 2-Start the new CT 3-Ping the CT (Should timeout)...
  11. Multiple Public IPs to Proxmox

    Hello, I think I will put my server in datacenter but I need a answer for my question. Datacenter person said; we will give you 10 public IP addresses in the single ethernet cable. How do I add 10 public IP addresses given with a single cable to LXC in the Proxmox? What do I have to do for...
  12. Info about cluster network

    Hi, I read the info on the page https://pve.proxmox.com/wiki/Cluster_Manager#_cluster_network, expecially the chapter Network Requirements: For this reason I understand that it's better to create a separate network for the cluster communication, and this is completely reasonable. What I want...
  13. Problem with the VM network

    Hey guys i'am really new in proxmox virtualisation and i have some configuration problems. I have to laptops: 1x CentOS 7 with GUI (Host) 1x PROXMOX Debian (Server) Both are connectet through a Switch and had static ip addresses both laptops also have...
  14. [SOLVED] local bridge between two VM

    Hallo, sorry, I could find a how two or a post on this. Probably because i don't know how to describe it in a proper way. How do I implement a "virtual" network that should just work between tree VM. Like a local network. The VM's has no connection to the physical nic. The setup should look...
  15. 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 >...
  16. Fast connection between containers

    Hi. I'm new to networking, so I'm looking for the right way to configure my LXC containers (Proxmox VE 4.4, one host, several Ubuntu 16.04 LXC containers) for better performance in data transferring between them. Thanx for any help.
  17. NAT configuration

    I have installed Proxmox 5.1. Can I have two vmbr ? One for the bridge IPs and another for NAT? I want to have two VMs that only have access to Internet but not reachable from outside. Right now I have: # This file describes the network interfaces available on your system # and how to activate...
  18. PVE 5.1 Network Drops (ASRock ep2c602-4l)

    Hello, I have been having some issues with my PVE setup recently. I thought my server was crashing because I would lose access to all my VMs & the ProxMox web GUI, but when I managed to check the console redirect through my IPMI I saw that PVE was still running as normal. So from this, I have...
  19. Proxmox network config on Hetzner brings iface down

    Hi there, I need your help here... Server is at Hetzner, Proxmox 5.1 using single IPs - no subnet - with MAC adresses. I currently use this interface config: auto lo iface lo inet loopback iface lo inet6 loopback auto enp0s31f6 iface enp0s31f6 inet static address <serverip> netmask...
  20. Port forwarding through iptables

    I have following setup currently: # /etc/network/interfaces auto lo iface lo inet loopback iface eno1 inet manual auto vmbr0 iface vmbr0 inet static address <MAIN Public IP> netmask 255.255.255.224 gateway <MAIN Gateway> bridge_ports eno1 bridge_stp off...

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