firewall

Hallo zusammen, ich habe ein Problem mit dem default GW. Ich betreibe einen Proxmox Server auf einem Root Server bei Hetzner. Der Server hat das Default GW auf dem "WAN" Interface auf dem die Öffentliche IP anliegt. Ich habe eine Firewall aktiv welche per VPN das lokale LAN verbindet mit mir...

So I have this set up: I can ping other VMS on the same network but cannot access the internet. a few days ago I could when I set up a VM bride for testing purposes but now I cannot I do think it is due to some routing issues any input would be recommended I do not know too much about...

I would like to make a router for a 10G+ bandwidth (BGP+QoS+Firewall). Of course I will passthrough the network cards inside to the VM/Container. What is better for that purpose: Container or Virtual machine?

Hello, I can not resolve any hostname on my debian vm as long as ufw is enabled on proxmox. is there some configuration or some rule that I can add? I'm running proxmox on a dedicated server, the installation was made with the hoster's iso. it originally came with following networking: auto...

Hi, Is it possible to enable PVLAN / VM ISOLATION on Proxmox? Due to security requirements, we want to inspect traffic between VM's in the same subnet. If we remove the local route on the host, all traffic to VM's on the same subnet will go via the firewall (external hardware outside of...

Hello everyone, I work in a company where the internet connection is provided by 2 modems from 2 different access providers (access provider_1 and access provider_2) We are usually connected to access provider_1, the 2nd modem serves as a relay in the event of failure of the 1st. when we are...

Hello everyone! I have a recently created Proxmox 7 cluster made of a number of hosts. These hosts have a public IP address each and also a private IP address (192.168.1.0/24), connected via VLAN with id 4003, which is used by the hosts to talk to each other (it's the IP address I used when...

Hi, I recently bought myself a DELL PowerEdge R470 Server and installed Proxmox 7.0.13 on it. It's working great, but all the virtual machines have the same ipv4 on the internet. They only have different IP addresses on my local network. I looked a bit around but I couldn't figure out how to...

Hello, I know this topic is already discussed thousens times here in the forum, but it seems that my issue is somehow different.. The moment I activate a firewall interface for any of my guests I start receiving so called "alarms" like this one: Oct 01 10:19:26 proxmox-node-1.home.lan kernel...

Hi, I have some problems getting the LXC firewalls managed by Proxmox to work. This is my pve setup: auto lo iface lo inet loopback iface enp9s0 inet manual auto vmbr0 iface vmbr0 inet static address xxx.xxx.xxx.227/32 gateway xxx.xxx.xxx.193 bridge-ports enp9s0...

Hi to all, we're experiencing a problem with firewall on a proxmox cluster and after few tests it seems it'a a linux bridge problem The packet capture show that fragmented packets passing through the bridge are reassembled and sent out. This is causing us some problems, even if proxmox cluster...

Installation and configuration of FireboxV , Watchguard Firewall appliance FireboxV. Download the virtual appliance from the Watchguard official site: https://software.watchguard.com Save the OVF version, checking the file with the checksum linux utility You can do it from the shell by going...

Hello, I am trying to find more information about Proxmox Cluster networking, and specially the use of ports 22, 5404 and 5405 for intra cluster communication. I feel like the PVE admin guide could be updated with more accurate information (some of which I am contributing in this thread). I...

I am not able to ssh into the proxmox server I have tried copying the RSA pub_key to the remote server using this command. ssh-copy-id -i ~/.ssh/id_ed25519.pub root@192.xxx.xx.2 It says timed out. the UFW is disabled on the destination proxmox server. The firewalls are empty in the Proxmox Web...

Idea: I currently have two machines at home with config below: Machine 1: Case: Lenovo ThinkstationC30 CPU:2 x E5-2640V2 Motherboard: Lenovo Proprietary Memory: 64GB ECC Ram Storage: 120GB MSata Drive for Proxmox OS 1TB 7200rpm Sratch Drive 2x 3.5 Seagate NAS IronWolf 2 TB ( Slow VM...

Hi, So I've tried to setup the Firewall to reject all requests except ones on certain ports - those being SSH, tcp 8080 + the ports for a Java Minecraft Server The Minecraft ports are setup as a Security Group at the Datacenter Level The VMs Firewall config looks like this At a VM level...

Loving PBS but it would great to see the following added as standard so that it's more inline with PVE. I wondered if the below was on the roadmap for the future and if anyone else might find these useful: Firewall management (like PVE) Whilst I know I can use IPTABLES for the firewall element...

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...

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...

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...