ping failure

  1. S

    Oracle Linux 7.9 from ESXi migration - no ping outside

    After migration from ESXi and some network reconfiguration I can ping VMs inside PVE but not any ip address outside. Beside this vm on PVE are 3 other WIN vms (also migrated) but no network probs with them. Any suggestions ?
  2. I

    Host seeing 90% packet loss when pinging google.com but VMs & LXCs do not

    I am having some struggles with my proxmox host and networking. Recently set-up opnsense on my proxmox host and everything is working fine. However when I try to ping google.com from my proxmox host I get 90% packet loss. I can ping 1.1.1.1 or my gateway just fine. Every LXC and VM running...
  3. H

    PING from node to VM passes, but PING from VM to gateway does not succeed

    /etc/network/interfaces auto lo iface lo inet loopback auto enp2s0 iface enp2s0 inet manual auto vmbr0 iface vmbr0 inet static address 192.168.5.232/24 gateway 192.168.5.1 bridge-ports enp2s0 bridge-stp off bridge-fd 0 source...
  4. W

    Problem with PING between nodes and VM's

    I am horrible about asking for advise and even worse at documenting what steps I have taken to try and solve problems. I just installed Proxmox 8.2.7 on a 6 node cluster. Every single things appears to be working fine. I can access GUI and SSH. Evry node can resolve addresses and I am able to...
  5. N

    I NEED YOUR HELP, My container can't reach my gateway while everything seems okay ubuntu 22.0.4 template

    Hello, I have a real problem for which I cannot find any solution. I would like to point out that I am a novice and that this is the first time that I have dealt with the concepts of LXC containers with proxmox. I specify that my container has an Ubuntu 22.0.4 template and that the major...
  6. E

    [SOLVED] No ping after restore

    Hi everyone, thank you for your further help ... and, just in case, sorry for my english ... My lab test : PC1 : Promox VE with Win11 VM PC2 : Proxmox VE with PBS VM I've done a backup on my win11 vm to my PC2, everything fine, then I've shutdown my PC1 and restored on PC2 my Win11 VM Now, my...
  7. J

    [SOLVED] Strange Problems on one Cluster Node

    Hello, I have a strange problem. I have a cluster running in a datacenter (Hetzner), and I'm monitoring it with Checkmk. The Checkmk server is also running at Hetzner; previously, it was running on a private IP for 10 days. Since I migrated, I am no longer able to ping or access the node from...
  8. L

    [SOLVED] Proxmox 8.2.2: Destination Host Unreachable but local network is fine

    I just had this happen to a 2nd node. This one while still setting it up, before joining cluster. I had this happen to a node I had & I tried a bunch of things but eventually ended up migrating everything off it & re-installing. I thought it had happened as a result of an in-place-upgrade to...
  9. M

    cannot ping google.com or 8.8.8.8

    hi ! very very new to proxmox and virtualization im trying to get dns to work so i can use a bittorrent container, probleme is i cannot ping google.com or 8.8.8.8 8.8.4.4 name it.. neither on the node neither on the container - i can ping whats inside my local network but nothing outside...
  10. F

    Proxmox suddenly not accessible via web gui, SSH or ping. Appears to be still working via terminal on device itself.

    I'm making this enquiry on behalf of a friend but seeing as I got him in to this I feel kind of responsible! That said, I'm still an absolute novice so terminology will likely be well off. Please be gentle! So, he states that after initially configuring a couple of containers (for running...
  11. R

    Can't connect to internet

    Hello, I managed to install proxmos on my server but it seems like I can't connect to the internet, any update command fails, I've done some troubleshooting but everything seems to be fine, below you can see multiple commands I've tried. curl https://google.com ip a cat /etc/network/interfaces...
  12. T

    VMs and physical Hosts can't access/ping each others (no firewall)

    Hi, I have installed a proxmox server (let’s call it PVE1). I have three NICs inside, which and all are used for virtual bridges : - vmbr0 - 10.66.10.2/24 - the management network, that’s the one I access the admin page from (http://10.66.10.2:8006) - the gateway for vmbr0 is 10.66.10.1 -...
  13. V

    Cannot ping the Internet, DNS, other hosts in my NW

    hi guys, I'm trying my hand at networking, but I've run into a problem where I can't ping a machine or the internet. What I have done myself so far (which could be the source of the problem): i have set up a netplan for my gateway server (sudo nano /etc/netplan/00-installer-config.yaml) I...
  14. C

    VMs keep loosing access to ips with other vis on another Node

    This issue may somehow be of my own doing but I'm going to ask because I can't work out why. I have a 2 node cluster, both notes use the same x.x.x.112/28 IPs. Node 1 is x.x.x.122 and node 2 is x.x.x.123 The issue I keep getting is sometimes the VMs from one node can't connect to VMs on the...
  15. M

    [SOLVED] Kein Internet aus LXC Container

    Hallo zusammen, ich bin Proxmox Neueinsteiger und verzweifele gerade schon an dem ersten Container. :confused: Die Installation von Proxmox ging ohne Probleme. IP: 192.168.66.6/24 GW: 192.168.66.1 Nach der Anmeldung auf der Weboberfläche konnte ich auch die neusten updates herunterladen und...
  16. P

    [SOLVED] Peer/Cluster Communication not Working

    Hi, I've setted up two Proxmox Servers in my home lab, each one running in a distinct physical server, but can't ping each other, neither join the same cluster. Both PVE can: Ping the gateway (192.168.15.1); Ping outside ips (8.8.8.8) Ping other devices in lan; Receives pings from my own...
  17. L

    guest system network error with a unmanaged switch

    I have a pve 7.4-1 host and two win10 guest system, they both work well when the host is directly connected to my router. But when I add a unmanaged switch between the host and the router, all the guest system have network error while the host is still good to work. The guest system failed to...
  18. M

    VM as a router - unidirectional random connection loss

    Dear all, first, please apologize my ignorance regarding networks and firewalls, resp. inability to use the search function, as i am afraid, i found similar issue in the past, which i cannot find again. We have a PVE cluster, in which one of the nodes hosts a VM configured as a router with...
  19. N

    PVE Host cannot ping to gateway

    Hello everyone! Today I met a problem that gave me a headache. The PVE host cannot ping the gateway (and no internet), but the VMs can (have internet). There are three ethernet cards in the PVE, two of which work: enp23s0f0 (as eno1 in the map) and enp2s0 (as eno2 in the map). enp23s0f0 is...
  20. T

    [SOLVED] New Disk plugged, Webgui and Ping not reachable

    Hello, when I plug a new M.2 in my Asrock Deskmini x300, proxmox boot normal. The Server gets the static IP, but webgui and ping doesn't reach the Server. When I disconnect the new Storage, Proxmox runs normal and Ping and webgui work. Someone an idea?