ssh

  1. T

    LXC SSH confusing habits

    Hey Guys, while updating and restarting some of our LXC Containers we got some confusing alarms by our monitoring. We check for some configurations in the sshd_conf to be present (just some basic security stuff and nothing special) and got an alarm that these are missing. So we checked our...
  2. A

    Help setting up networking on Ubuntu Server 22.04 VM

    I am very new to proxmox and VMs so apologies in advance for stupid terminology/questions. I'm starting a home server running Proxmox 8.0 with an Ubuntu Server 22.04 installation. My goal is to use SSH to use the console from my main PC on my local network. (I use Termius as my SSH client) I...
  3. O

    pve version 7.4-15 Breaks vnc, SSh, nfs

    All, I am having a ton of problems after upgrading to pve-7.4-15 Any time I try to ssh into my proxmox server i get 1 minute and then it kicks me out. If I attempt to view any VM using the pve web browser no-vnc option i can see the vm navigate for about 2 mins and then it says connection...
  4. T

    SSH to LXC from server node works but not from another LAN PC with "Permission denied" error

    Really new to Proxmox but very existed after installed it on one of my home PCs and saw it up and running. The server node IP is 192.168.0.50. I have also created a Ubuntu 22.04 LXC (no firewall) which has IP 192.168.0.51 and installed Nginx on it. Now I can access Nginx default page at...
  5. S

    ssh: Could not resolve hostname after setup vmbr0

    Cannot connect to my node using the hostname. IP works. I installed debian and then the pve. At this time it works. After I setup the vmbr0 I have the problem. But the setup is identical to my other both nodes, which works. The router is only a retail product (Fritzbox). I deleted the device...
  6. L

    Debian 12 LXC Image problem

    Hi System: Proxmox 7.4 (latest version) LXC Image: http://download.proxmox.com/images/system/debian-12-standard_12.0-1_amd64.tar.zst Problem description: if we edit the ssh port in /etc/ssh/sshd_config, to for example port 12000, ssh continues to use the default 22 port (ofc i did restarted the...
  7. B

    [SOLVED] I think someone is trying to connect to my proxmox

    Hello there! (Sorry for my bad english) I am really new to proxmox (and linux in general), I'm not even sure if this is the place I'm supposed to write this. So I installed proxmox a week ago, I plan to set up a NAS and other stuff in the future, but now I only have an Ubuntu VM right now. I...
  8. H

    SSH public key validation error (500)

    I'm bumping my head against this problem where I need to add several keys for containers at creation time, but keep getting the above error on PVE 7.4 when doing it via the WebUI/GUI interface. What is the expression/criteria to match or make it work? Is it acctually supported? as it seems to...
  9. N

    [SOLVED] Proxmox SSH Port Forward - Connection Refused

    Hello, I have a hosted proxmox server with one public ip where i have configured a NAT rules to allow internet access to the VMs that have a separated vmbr1 bridge network, and that is working fine. The next step that wanted to configre was to be able to SSH to a specific VM, for this reason...
  10. P

    Can't access WebUI or SSH anymore - but containers are fine

    Hey, so my PVE installation started acting weird from one day to the other. I can ping the server, I can also access containers and ssh into them and use them normally, but: - No Access to the WebUI - When trying to ssh onto the server, it asks for a password, I type it but it never lets me in...
  11. I

    Web interface no longer works - access via SSH still possible - data lost?

    Hello all, I can no longer access the Proxmox web interface. Accordingly, LXC containers and VMs no longer work. (Screenshot) Access via SSH is still possible. I had previously performed updates of Proxmox directly, as I do at regular intervals. Then did a complete restart of Proxmox and...
  12. B

    Change SSH port on Proxmox VE cluster

    Hi guys, I have the following problem: I wanted to change the default SSH port from 22 to 2222, and I was able to do so by editing the sshd_config files. However, even after changing the SSH port, when I try to migrate a VM between NODE_X and NODE_Y using ProxMox, it still uses port 22 and the...
  13. D

    [SOLVED] ssh Problem bei LXC Template ubuntu-22.04-standard_22.04-1

    hallo, ich habe folgendes Problem und leider bin ich nicht der Linux-Spezi... Nach Grundinstallation eines LXC Containers mit dem Template ubuntu-22.04-standard_22.04-1 und den anschließenden Updates, läuft der ssh dienst nicht so wie ich es erwarte. Es ist keine Firewall auf Proxmox und...
  14. N

    No GUI and not showing up in network.

    Hello Yesterday my Proxmox home server stopped working. I can no longer access my GUI or SSH in the server. I have a keyboard and screen connected to the physical server to troubleshoot, but I am very new to virtualization and have no idea what I am doing. I have 1 SSD where proxmox is...
  15. O

    [SOLVED] Data > Container from ext HDD [PLEX] [Proxmox]

    Hi all, very new to Proxmox, home servers etc, so please accept my apologies upfront for any frustration I may cause I promise I've tried 'googling' everything first for a solid few hours. In Short: I've set up a home server on a thin client with external HDD, Set up Proxmox to run on the...
  16. M

    Unable to access via SSH and the GUI after failed nano attempt

    Hi first time posting here. I've been working on my homeserver for the past couple of months using proxmox. This is my first real attempt at making an homeserver and I was pretty happy with my installation with truenas, jellyfin, radarr, sonarr, etc... and I think I just broke my proxmox access...
  17. T

    SSH Public Key Anmeldung

    Hallo Community, unter Proxmox ist ja ein normales Debian installiert, sodass ich auch im SSH Login Public Key Auth hinterlegen kann? Wenn ich nun aber Password Login deaktiviere, habe ich die Vermutung, dass ich mich im WebUI aussperren werde? Ist soweit korrekt? Gibt es einen Weg, wie man...
  18. K

    Web UI and ssh not answering soon after start

    Hi, I'm new to ProxMox, so, Sorry for noob questions. I've bought a small pc (AMD Ryzen 7 5825U, 32G RAM, 1Tb NVME SSD) for experiments with virtualization. Problem: I've installed Proxmox VE 7.3 with ISO Installer from official site. Everything worked fine during first ~10 minutes. After...
  19. parrotassassin15

    [SOLVED] SSH Host Verification Failed ( Datacenter Cluster )

    I run a platform called Parrot CTFs which requires a pretty weird and advanced network configuration. This also means I can have a lot of weird issues that sometimes do not make sense. I have a node in my Proxmox Cluster that keeps giving me this error: ( I blurred out the IP Addresses and...
  20. Z

    Changing SSH port, FQDN and cluster communication

    Hello, For various reasons, one may want to change the SSH port. No security debate: it may be enforced by company policies and there's no reason to fight it from my perspective. The cluster manager documentation mention the port 22 is expected for ssh, but how does it connect to the host? Is...

About

The Proxmox community has been around for many years and offers help and support for Proxmox VE, Proxmox Backup Server, and Proxmox Mail Gateway.
We think our community is one of the best thanks to people like you!

Get your subscription!

The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. Tens of thousands of happy customers have a Proxmox subscription. Get yours easily in our online shop.

Buy now!