firewall

  1. WEB GUI not accessible

    I have installed proxmox through virtualbox on my window OS. The installation is done until i get the ip address for the server. I've tried to access the WEB GUI using the ip address given but it says "This site can't be reached" "ERR_CONNECTION_TIMED_OUT" but my internet connection is still...
  2. No Internet on brigded network using firewall

    Hello, I can´t figure out how to get this done. What i have: I have one public IP on a Rootserver connected to PVE via ens3 bridged to vmbr0 where Gateway and IP are set. I also created a new network to masquerade vmbr0 to vmbr1 for connection between Containers on Subnet 10.10.10.1/24 auto...
  3. Qemu Guest Agent im Windows antwortet nicht

    Hallo zusammen, ich habe aktuell das Problem, das er Agent im Gast nicht antwortet qm agent <id> ping Der Dienst ist im Windows als laufend angezeigt. Die VM ist auch mit Qemu Agent aktiviert Innerhalb des Gastes habe ich noch eine Firewall. Muss ich diese auch für den Agent freischalten, wenn...
  4. xtables lock iptables pve-firewall problem?

    Hello there, i got an error message i seem to unable to resolve myself: sylux pve-firewall[1416]: status update error: iptables_restore_cmdlist: Another app is currently holding the xtables lock. Perhaps you want to use the -w option? I found another thread here, where ip filtering should be...
  5. Python watchdog and proxmox gui

    Hey all, i am trying to create a watchdog that will listen to proxmox firewall files and will alert me when a fw rule was modified. I am using python watchdog package. when I modify the file (directly from shell) my watchdog is notice that and alert me. When editing the same firewall file...
  6. POLL: Current Firewall Design, what is your ...

    This is a POLL thread in an attempt on covering all the models of firewall and Proxmox to help us better guage the future direction which we all collectively think that Proxmox should be supporting. Assumption must be made here for brevity of your reply: you make uses of Debian 10.6 and Proxmox...
  7. Proxmox HTTP API Firewall - Doesn't return any optional values

    Hello! I need to get the firewall options from all my VMs via an API call. I found out that the optional parameters are not sent at all when they are at the default values. But the API Viewer shows the default values just for dhcp, enable, macfilter, ndp as boolean 0. The other parameters have...
  8. [TUTORIAL] Firewall rules for a Samba AD DC

    I finally managed to fully enable the firewall (Input+Output DROP) on all of my VMs, including a Samba AD DC and a Samba File Server. Since the firewall macro "SMB" is not sufficient in this case, and because I didn't find an answer in the forums, here are the necessary directives: Samba AD DC...
  9. Question to Firewall IP Rule

    Goood evening, I have a question about the Firewall in Proxmox. I have the attach file. I want the IPs of this site https://www.countryipblocks.net/acl.php blocked for Internet Security. After a certain size, the IP addresses that I can insert per section become smaller and smaller. Is there...
  10. VM filters outgoing traffic using non existent ipset

    Hello, I am not sure if I hit a bug so I try to check it before submitting the bug. I created firewall for VM and the outgoing filter in iptables looks like this: Chain tap101i1-OUT (1 references) pkts bytes target prot opt in out source destination 0...
  11. OPNsense - weird behaviour

    Hello! I noticed a weird behaviour regarding firewall rules with my OPNsense VM, where i don't know what is causing it and wheter it's a problem or not. I'm trying to setup a DMZ (virtually, with a bridge) in addition to LAN and WAN interfaces (both physical; 3 in total but one for the proxmox...
  12. [SOLVED] Firewall ignores traffic vlan

    Hi, PVE - 6.3-3 Guest OS - Ubuntu 20.04.2 LTS netplan config: --- network: version: 2 ethernets: ens19: dhcp-identifier: mac dhcp4: true vlans: vlan5: accept-ra: false addresses: - 192.168.100.125/24 id: 5 link: ens19 For...
  13. pfSense VM - VLAN vergibt keine DHCP IP

    Hallo, ich habe das Problem das ich bei einem VLAN Netz, welches ich erstellt habe, keine IP zugewiesen bekomme. Ich nutzte eine pfSense Firewall die auf meinem Proxmox läuft. Ich habe ein VLAN 10 auf der pfSense und auf dem Cisco Switch erstellt. Das VLAN 10 soll für Gäste sein. Auf einer...
  14. Firewall for VMs

    Hey guys, I'm a little confused by the firewall settings in the Proxmox VE 6 GUI. I only have the role PVEVMAdmin, therefore I can only manage my VMs. My goal is to have 3 VMs on an "internal" network with all outgoing traffic block/drop expect SSH to VM1. Currently, the firewall is enabled on...
  15. Redirect a few ports via Firewall in HV

    Hello, I will need to redirect a few ports from the public subnet to the private one and of course restrict to specific ip. I use a docker on a virtual machine. Is it possible via using the Firewall available on HV? 172.30.10.100:3000 172.30.10.100:12003 Regards,
  16. All ports seems to be closed even after adding in firewall

    Hi All, I recently just installed Proxmox and it is working great except for the firewall part. I set up a vm and installed Unifi Controller in it. The necessary ports however are seemed to be blocked - I've added the ports in the OS layer as well as in Proxmox, from Datacenter all the way down...
  17. Pve Firewall droppt traffic

    Hallo, habe eine VM, die ein Interface hat und mit nem Vlan tag versieht. Bridge ist Vlan aware, alles funktioniert. Wenn ich die Firewall für das Interface aktiviere wird jeglicher Traffic gedroppt obwohl alle Policies auf ACCEPT gestellt sind und die Firewall durchgängig sowohl für den...
  18. [SOLVED] PVE Firewall ignores traffic from public IP

    Hello, I use the firewall built into Proxmox which is great. On the private network (172.16.10.x ) the firewall works and blocks what is not explicitly opened (Input Policy: DROP, OUTPUT Policy: ACCEPT), but when I use a public IP, the firewall totally ignores the rules and all traffic on the...
  19. se4n_1

    Default Proxmox Firewall Settings

    Morning, So I would like to compartmentalize my containers in proxmox with the proxmox firewall. Currently in datacenter options I have: firewall=no If I modify this to firewall=yes with firewall options out ACCEPT and in ACCEPT in the firewall tab in the datacenter, is this the same rules as...
  20. Proxmox NAT on GUI for everyone!

    Hi everyone. I want to share with everyone my development that simplifies working with NAT in Proxmox. This development allows you to create NAT rules directly from the proxmox WebGUI. I think that you will appreciate my development, because I once faced such a problem and went through this...

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