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  1. M

    zfs zvol import to existing vm

    Hello, i have a headache.. I swapped my server hardware and wanted to still use my zpool mirror tankr0 on two hdd and a new one rpool on two ssd. Unfortunately, i was able to import the tankr0 (zpool import -f tankr0) but my datasets/zvol are not possible to access. How can one take the...
  2. M

    NEO2 Keyboard Layout mit Spice Viewer

    Hallo Zusammen, ich nutze aktuell die NEO2 Binary Version für das Layout auf meinem Keyboard (https://www.neo-layout.org/) welches am lokalen PC angeschlossen ist (W10). Wenn ich mittels VNC Viewer (11.0.-256) auf eine VM (Ubuntu20/22, w10) mich schalte, so wird das dort vm-lokale...
  3. M

    spice - firewall and interfaces

    Hello, i'm currently trying to get spice running: auto vmbr1 iface vmbr1 inet dhcp bridge-ports eno1 post-up echo 1 > /proc/sys/net/ipv4/ip_forward post-up iptables -t nat -A PREROUTING -i vmbr1 -p tcp -m multiport ! --dport 22,8006,3128 -j DNAT --to 192.0.0.2...
  4. M

    OpenGL Linux VM - without gpu

    Hello, is there way to render opengl in linux vm without a dedicated gpu in the host? As far as i understood the virtx options are wrappers for the host gpu api. If there is none i would have no chance to get opengl (ros2 rviz) running?
  5. M

    Firewall: Inside or Outside

    Good Morning, currently i'm messing around with my local networks. I decided to add a DHCP Server and an option to reverse proxy some parts of my local net (green, blue) to campus (red) access. I have followed some youtube tutorials (german). Unfortunately, i can't get access to the pfsense...
  6. M

    issued wrong chmod 660 /etc/ command

    Hello, i accidently issued chmod 660 --recursive /etc/ and jammed the system up... i wanted to do it only on /etc/wpa/.. Only way of access is via physical terminal/console.. ssh wont let me in anymore. How do i restore the permissions ?
  7. M

    Proper way to reload nic

    Hello, i use ifupdown2 and would like to know how one should write scripts for the network folders: if-down.d if-post-down.d if-pre-up.d if-up.d ifupdown2 interfaces interfaces.d I'd like to write a script for each interface vmbr1 and vmbr3. If it goes down each of those two should...
  8. M

    dhclient does not assign ip to second interface

    Hello, is it possible to switch to dhcpcd? I have a problem where only one of my two nic's are getting an ip-address by dhclient. Even if i invoke directly with: dhclient -v vmbr3 Internet Systems Consortium DHCP Client 4.4.1 Copyright 2004-2018 Internet Systems Consortium. All rights...
  9. M

    [SOLVED] Error 500 since nginx installation

    Hello, i have a multihomed server and wanted to have a reverse proxy which can balance between all ip. Unfortunately, since i installed it, the gui isnt working properly. I cant open consoles and i have error 500: proxy not allowed everywhere cat /etc/nginx/sites-enabled/proxmox upstream...
  10. M

    Multiple wpa_supplicants/dhclients for multiple vlan network

    tl;dr: How to get multiple wpa_supplicants and dhclient on different nics in different vlan running on debian_bulls/proxmox7? Ive been browsing and wasn't able to find a proper answer. I have this issue with being in 8021x WPA Network in our research lab. The network consists of 3 VLAN: W0 -...
  11. M

    Cant keep bridge up - goes DOWN and wont go UP

    Hello Forum, i have some weird issue. I have one host and two VMs. All are connected with two bridges (see the interfaces). Now the link works for some time and then goes down, i have to reboot the node to get it up again. After some time it goes down again. vmbr0 is for LAN and vmbr1 is for...
  12. M

    [SOLVED] zfs dateisystem gemountet, aber leer

    Moin, ich hab da ein Problem. Leider musste ich meine Proxmox Node neu installieren. Diese hatte ein ZFS eingebunden, welches ich über Gruppenquota an die Gruppen (Studenten, Doktoranden, Mir) verteilt habe. Was muss ich tun, um das Dateisystem wieder einzubinden und die Inhalte zu sehen? In...
  13. M

    Robotics in the cloud - netzwerk und infrastruktur -> interfaces konfig

    Guten Tag miteinander, ich habe da ein Problem. Es geht um die Bereitstellung eines (vorerst) kleinen Clusters bestehend aus aktuell einer Node mit Proxmox. Es sollen bis zu 15 Roboter (Kuka, UR, Mitsubishi, Selbstbau) im Roboternetzwerk sein. In Zukunft kommen weitere hinzu. Kurz zu mir: ich...

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