ipv6

  1. V

    IPv6

    Since my ISP started deploying IPv6 to all clients, i'm facing problems with my proxmox server... If i leave the IPv6 configure on my router, proxmox will not start the services after a reboot... IS ther any specific configuration to be made in order to make proxmox IPv6 friendly?
  2. F

    IPv6 problem on VM Windows with VirtIO (paravirtualized) network adapter

    Hello, I have a problem on several VMs running with Windows (Windows Server 2022 or Windows 10) regarding IPv6 connectivity in my Proxmox VE 7.3.4. Indeed, on each VM I have a network device in model VirtIO (paravirtualized). The guest agent (virtio-win-0.1.173-2) is installed on Windows...
  3. F

    [SOLVED] Possible IPV6 Only Cluster ?

    Hello, I set up a cluster in dual stack IPV4/IPV6. I would no longer like to use IPV4 on the cluster so I would like Corosync to be only in IPV6. In corosync i have : node { name: test1 nodeid: 1 quorum_votes: 1 ring0_addr: XX.XX.XX.XX <= IPv4 ring1_addr...
  4. W

    Cloudinit disable dhcp6 and accept-ra

    Im currently running proxmox 7.3. When provisioning Ubuntu VMs (20.04/22.04) the vms auto assign IPv6 addresses in addition to the ones defined in cloudinit. This makes it a bit difficult to manage firewall rules and such. Is there a way to adjust the cloudinit image proxmox generates to include...
  5. B

    NAT + IPv6 for containers on OVH Host with 1 Public IPv4 + IPv6/64

    Hi, I have a Proxmox host running a dedicated server from OVH. They provide both a single public IPv4 address, and a IPv6/64 block. I'd like to route all the IPv4 traffic from containers on my host through NAT, but set a proper public IPv6 for direct access. I've succeeded in getting the IPv4...
  6. K

    Extend "Masquerading (NAT) with iptables" documentation? (IPv6)

    https://pve.proxmox.com/wiki/Network_Configuration#sysadmin_network_masquerading I'm currently using this setup because my hosting provider gives me a single IPv4 address, so I have to set up masquerading. I'm setting up a new Proxmox host, and I'm considering adding IPv6 configuration from...
  7. S

    Security Group für IPv6 / Wie 64er-Netz eingeben

    Hallo liebe Proxmox-Community, ich versuche gerade herauszufinden wieso die neuen Agents von CheckMK 2.1 auf meinen VMs nicht funktionieren. Ich glaube ich habe mich dem Kern des Problems genähert: Laut nmap ist Port 8000 bei Verwendung von IPv6 filtered, bei IPv4 aber open. Offensichtlich...
  8. M

    status update error: iptables_restore_cmdlist

    I don't know when this issue started, but I have IPv6 disabled via grub by using "ipv6.disable=1" on GRUB_CMDLINE_LINUX_DEFAULT in /etc/default/grub. My syslog is being flooded with the following messages: Nov 19 10:53:24 pve pve-firewall[1053]: status update error: iptables_restore_cmdlist...
  9. R

    Trying to set IPv6 token, adding LXC options in container config file

    Context: I'm using an up-to-date rocky linux 9 container template on Proxmox 7.2-1. What I'm trying to achieve is to set an IPv6 token for the container. I know this is possible, because if i add IPV6_TOKEN=::[TOKEN] to /etc/sysconfig/network-scripts/ifcfg-eth0 and do a systemctl restart...
  10. aasami

    [SOLVED] Delivery to one specific domain fails for an hour or two, then it works again

    Here is error report, when it doesn't work: Nov 4 09:58:08 pmg postfix/smtp[2812391]: B90D347EA8: to=<user@example.com>, relay=none, delay=0.01, delays=0.01/0/0/0, dsn=5.4.4, status=bounced (Host or domain name not found. Name service error for name=example.com type=AAAA: Host found but no...
  11. E

    Proxmox Node IPv4 static IPv6 SLAAC config

    Hi everyone, I have 2 Proxmox nodes within my local home network. I've configured them IPv4 only with static IPs. Because in this config, they don't have IPv6 and therefore cannot access IPv6 only servers I want to add IPV6 SLAAC config but unfortunately it does not work, the nodes only have a...
  12. B

    [SOLVED] Proxmox, OPNsense and IPv6

    Good evening, Unfortunately I can't get IPv6 to work over my OPNsense VM hosted in Proxmox v7. My config: Freebox pop (ISP box) in bridge mode OPNsense VM on a Proxmox 7 2.5 Gbps Eth NIC for WAN Leap of 2 Eth 1Gb/s network cards for the LAN Multi-Vlan on the LAN (LAN1, LAN2, LAN3...)...
  13. M

    [SOLVED] Host IPv4, Guest IPv6 subnet (guest no connectivity) Debian 11 bullseye

    Dear people, I have been struggling on the following issue for about 2 days now, and figured I should take a break and ask for some advice on the forums. Furthermore, a note, I'm not super familiar to the networking part of IT, so that might be why this is not working out for me. (I have...
  14. M

    IPv6 Routing

    Hallo, ich habe von meinem Hoster ein /48 Subnetz bekommen (kein Hetzner -> gegangen wegen zu hoher Setup gebühren) Nun möchte ich es OHNE Router VM pfsense etc… auf dem Host in /64 aufteilen. Jedes angegebene Netz soll …::1/64 als Gateway nutzen. Das Subnetz ist via nexthop auf das Vorhandene...
  15. A

    Ceph issue

    A few days ago, I had a VM hang on a cluster of 4 servers. 3 servers have 2 SSDs per server for CEPH, in total 6 SSDs. At the time of the problem, version 7.1 was installed. CEPH 16.2.7 was also launched. There are 3 Ethernet interfaces on each node. Two built-in motherboard (1Gb) and one 10Gb...
  16. A

    IPv6 web ui access HOW?

    The name is the point i have installed proxmox on my tiny pc and try to do get the Web ui reachable from other networks, with IPv4 it will work but not with IPv6 and because we are chancing the ISP at the 18.08.2022 we may lose the public ipv4 so what can i do to get proxmox webui accessible...
  17. C

    [Disabled] IPv6 remains present on LXC container

    I realise the topic of disabling IPv6 on LXC guests has been done before, but I am really stumped by what is happening on my system, hopefully someone can shed light on what is going on. Firstly (because people will want to know) the reason for disabling IPv6 is purely to solve an Intel AMT...
  18. F

    Official KVM Templates | Enable IPv6 into machines

    Hello! Although I use the official templates for CentOS / Debian and Ubuntu and in the cloud-init section of proxmox I manually configured the IPv4 and IPv6 addresses, only IPv4 is taken into account. Any idea what I'm missing? Thanks!
  19. J

    IPv6 - First-time configuration

    Hello! I am trying to troubleshoot an issue. The setup: One host, two guests. The host has a bridge configured with ::1 in a local /48. I am assigning each guest a /56 from this network. See the screenshots- Host: Guest: The problem: The guests have no real network access over this...
  20. R

    [SOLVED] IPv4 access lost after VM snapshot rollback

    Hi, I had a problem after upgrading one of my VMs to Debian 11 so I made a rollback followed by a VM restart. Now the VM has lost it's IPv4 address, only IPv6 is available: My Proxmox version in use is: 6.4-14 Any ideas how this could happen and how I can get back the IPv4 address?

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