opnsense

  1. Proxmox and OPNsense transparent firewall not working

    Dear All, i am having a problem of deploying a transparent firewall as a VM on our proxmox. Proxmox is 7.3-3 Network config straightforward: iface bond0 inet manual bond-slaves eth0 eth1 bond-miimon 100 bond-mode 802.3ad bond_updelay 200 bond-min-links...
  2. [SOLVED] Switch-Trunk in VM durchreichen

    Hallo, da meine physische OPNsense-Box hardwaremäßig Probleme bereitet, dachte ich mir, ich virtualisiere sie kurz mal in Proxmox. Tja, war wohl leider nix mit kurz mal. Physisch hat die OPNsense zwei LAN-Schnittstellen, eine für WAN, eine für LAN. WAN kommt untagged vom Modem, LAN geht als...
  3. Certain truncated clients on physical switch not accessible from PVE or VMs

    I'm having no luck connecting to certain devices connected to my physical switch from the PVE shell, and other Ubuntu VMs. Here's the whole picture: Modem -> Proxmox (running OpnSense & Ubuntu for an Omada Controller via Docker) <-> 2 Netgear switches Everything is working fine from the...
  4. [SOLVED] OPNsense and VLANs

    Hello, i am using OPNsense and Proxmox for a while now, both on seperate machines, and now i want to recreate my setup with OPNsense as a VM, but i am having trouble to do so. My current setup is: - LTE-Modem is providing WAN to OPNsense - OPNsense is configured to use multiple VLANs and...
  5. DynFi User

    [TUTORIAL] Installing an Open Source Firewall on Proxmox-VE 7.3

    DynFi company is a Proxmox-VE partner and also the developer of the DynFi Firewall, a new, modern Open Source Firewall. Since Proxmox-VE and DynFi Firewall are very complementary, we thought that It would be nice to provide end-users with a Screencast detailing the steps required to create a...
  6. Can't get memory properly passed to OPNsense VM

    Hello everyone, I'm not used to the forum and it's rules so very sorry if make a mistake or if my thread is not at it's right place... So I have an issue with a little pve host that is actually a sort of mini network oriented computer with 4NICs and the following CPU : 4 x Intel(R) Celeron(R)...
  7. hoffmn01

    PVE with Hetzner and additional subnet

    Hello everyone, I have looked around and did not find the one solution that fits my current setup. Maybe you can help me what needs to be done to enable the additional subnet for my instance. Here is the general network layout: I would like to use the additional subnet for several servers...
  8. [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...)...
  9. [SOLVED] No connection between VM's in same vLAN on same node

    I've been running PVE 6.4 up till now on a single HP Proliant DL380 Gen8 server for my home setup. This has been working fine ever since, but now I'm busy replacing the HP with a new PVE 7.2 cluster setup based on two Intel NUC units and a RPi as qdevice. These NUC's are each connected to the...
  10. [SOLVED] OPNsense fehlerhafte Memory Erkennung

    Ich betreibe 2 mal eine OPNSense als KVM auf unterschiedlichen Servern Bei beiden habe ich das Problem das innerhalb der Opensense lediglich 1 GB Memory verfügbar ist obwohl mehr zugeordnet ist. Dies egal ob mit oder ohne balooning hat jemand vielleicht einen tip?
  11. [SOLVED] Proxmox, OpnSense, Open vSwitch slow uploads

    In the last few days I've just started recognizing I have an problem, but i'm sure it's been happening over the last 2-6 months. I have a small Proxmox server that runs OpnSense with a dual port Intel NIC as my firewall for my home internet. On systems external to this Proxmox server, i only get...
  12. [SOLVED] opnsense can't boot

    Hello, i was trying to boot opnsense but the .img file not readable by the bios or there something wrong i try nano & vga but no luck the version nano: OPNsense-22.1.2-OpenSSL-nano-amd64.img the version vga: OPNsense-22.1.2-OpenSSL-vga-amd64.img so any one facing the same issue and success on...
  13. Cannot install OPNSense or pfSense - "Could not read from CDROM (Code 0004)"

    Noob here, trying to install either pfSense or OPNSense on Proxmox VE 7.2-3. I can install other VMs (e.g. Ubuntu, Alpine) with no problem. However, no matter what I try with pfSense or OPNSense (I have tried ISOs from both), I keep getting the same message when I start the machine, meaning I...
  14. Multiple gateways with Proxmox, OPNSense & WireGuard?

    I'll get my homelab setup later this week and I'll use proxmox for managing VMs and stuff. One of the most important things I have to handle for my business is networking for my clients. To be more precise, unique gateways to access the internet. I have been learning networking a lot lately...
  15. [SOLVED] VMs cannot resolve domains while connected to virtualized OPNsense

    Hello all, I virtualize my firewall via OPNsense, and previously had it set up using Hyper-V core. I recently began the move to Proxmox, but have been struggling with a couple issues. Note, I am not necessarily the most experienced in networking, as most of my knowledge is self-taught. For...
  16. [SOLVED] have a firewall in proxmox

    I have now a proxmox on a Dell T1700 and it works very well. I have some VM connect but now I'm a little curious to maybe add a networks card with four ethernet and also use it as a firewall/router. What are the pros and cons of having a virtual router / firewall in Proxmox to handle internet...
  17. [SOLVED] Can't Access Web UI over IPSec Connection

    Hello guys, as the title say's i cant't access the Web UI over an IPSec Connection. My Setup is as follows: Site-A: OPNSense VM at Home running on TrueNAS, ISP is Starlink so no static IP Site-B: OPNSense VM running on Proxmox on a Rootserver, static IP from Hoster When i try to connect to...
  18. Erfahrung mit TrueNAS & OPNsense als VM in PVE?

    Hallo, ich habe vor, in meinem PVE eine VM mit OPNsense und eine VM mit TrueNAS aufzubauen. Über die OPNsense möchte ich den Netzwerktraffik der Workstations und weiterer VMs zum Router leiten und TrueNAS soll der zentrale Datenspeicher werden. Wie sind da eure Erfahrungen? Ist das...
  19. Intel Quad NIC not showing up in Web UI - Passthrough to VM for OpnSense

    Hi! I am using Proxmox for some time now, but still a noob trying to learn the basics. But now i am at a point where i can not proceed without help, and it concerns my PCIe NIC: It is an Intel PRO/1000 PT Quad NIC, an ultra common one i guess everyone here should know and should be supported by...
  20. Proxmox OPNsense und Hetzner

    Guten Abend alle zusammen, ich habe seit ein paar Tagen mit Mac Abuse Meldungen von Hetzner zu kämpfen. Komischerweise sind die Unerlaubten Mac Adressen die Hetzner mir in der Mail zugesendet hat, Mac Adressen die automatisch durch die OPnsense erstellt werden. (siehe Bild) Wisst ihr ob man das...

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