vlan

  1. B

    [SOLVED] problem with VMs not "seeing" hosts outside PVE on VLAN

    I have serveral VLANs defined in my switches and I defined all of them within PVE. However, when I try to ping an external device (i.e. one not in PVE) from either a VM or the host node itself, I can't. Strangely enough, I can ping the core switch IP on that very VLAN. Real life example: I use...
  2. C

    [SOLVED] Can't SSH into VLAN 10

    I created a VLAN 10 in Proxmox and have VM's on it, and I can not SSH to them. I have two nodes. I have the issue with VM's on both nodes. I have both nodes on a LACP LAGG to a Unifi Switch. Using OPNSense, believe to have firewall Open. Using 192.168.1.1/24 and 192.168.10.1/24 as VLAN10...
  3. R

    [SOLVED] How to do VLAN networking with virtual OPNsense

    Hello. I am trying to set up an OPNsense box running as a VM in proxmox. This OPNsense box needs to be my gateway/firewall for all of the VLANs on the LAN. I am however a little confused on a couple of things. Up until now I have tried to set this up with a single vlan aware linux bridge. I...
  4. E

    OPNsense VLANs Tagging mit nur einer NIC

    Hallo, ich bin neu hier und allgemein in der Linux und Proxmox - Welt, aber auch allgemein in der IT. Es fehlt mir sowohl an Netzwerk Kenntnissen, als auch Proxmox. Dennoch würde ich gerne meine Konfiguration zu zeigen und nach einem Rat fragen. Mein Setup ist ein PC mit nur einem physischen...
  5. L

    Proxmox VLAN + Unifi - VMs don't get IP when VLAN tagged

    Hello everyone, Happy New Year!! I know, not another VLAN in Proxmox thread! But I have genuinely tried to tackle this for the past 4 days and will detail below what I've tried in the hopes that it genuinely is something silly that I've overlooked. Background System versions: Proxmox VE...
  6. E

    [SOLVED] Issue with VLAN Trunking

    Dear Community, I'm struggling with setting-up the VLAN Trunking to VMs. I'm running on Proxmox 8.1.3 with a cluster of 3 nodes (DELL Server) I've an Allied Telesis switch, with this config: interface port2.0.4 description "PVE-LAB-01 Trunk" switchport switchport mode trunk switchport...
  7. I

    No VLAN connection after reboot

    Greetings. I'm experience some weird behavior with my Proxmox (8.1.3) VLAN Setup. When I change the network configuration from auto vmbr0 iface vmbr0 inet static bridge-ports enp1s0f0np0 bridge-stp off bridge-fd 0 address 192.168.1.12/24 gateway...
  8. M

    Access Web Interface on other Interface than the one used in installation

    Hi, I installend 8.1 using the IP 11.22.33.44. Therfore I can access the Web Interface on 11.22.33.44:8006 I added a VLAN on vmbr1 with IP 10.100.2.2 I can ssh to the machine with 10.100.2.2:22 But i CANT access the web interface with 10.100.2.2:8006 Is there something to configure? auto...
  9. S

    Host cannot ping Guest when in same VLAN (but only *one* VLAN) via ovs

    Problem Statement PVE Host cannot ping or communicate to VM on same host, only when that VM is in a specific vlan (that is shared with the host). Issue persists across hosts, but always only the one specific vlan has issues - guests in another vlan (also with a vlanX interface on the host) work...
  10. B

    Issues with Single Network with Multiple Tagged VLANs

    I am attempting to setup a pair of Proxmox VE 8.1 servers. The networking plan had been to provide a single 100Gb connection that has several tagged VLANs for the VM Management and the various subnets used by the VMs. But I'm having trouble getting that to work. If I have the default VLAN on...
  11. V

    Setting 802.1(p) QoS tag struggles

    I want to set different outgoing 802.1(p) QoS tags on each VLAN for QoS purposes. Local test cluster is a Proxmox VE recently updated 8.1 no pending packages at this time everything other than 802.1(p) tagging works great including CEPH, have SDN installed although not using, and have open...
  12. T

    Configure VPN for Proxmox hosted on Servermania.com

    Hi everyone, I'm new to Proxmox and I wonder if it's possible to configure OpenVPN straight to my Proxmox VLANs. I got a Proxmox server hosted on Servermania.com. I have a public IP address and Gateway address to connect to the Proxmox dashboard and SSH to the server. The IP address is a...
  13. G

    Proxmox VM using tagged vlan not being able to ping Proxmox Host Server ip

    Hello guys, could you give me some help on how to fix a VM that uses a tagged vlan, it can ping other addresses with the proxmox host server subnet but not the host server itself.
  14. O

    Forwarding all traffic to Proxmox host to branch into VMs

    Right now I manually configure static IPs for each VM I create. Once assigned, I then manually port forward the port (if I intend to) by going to my router's configuration. My end goal is to have all network configuration in a singular place. My idea is to forward all traffic that goes through...
  15. U

    [SOLVED] (Newbie) Need Help With VLANs

    Hi, I'm fairly new to Proxmox VE, and been wanting to use Tailscale for external access to my home services. I currently have VLANs setup on my network, which is working fine. I wanted to put Tailscale on a new Proxmox VM that is under a VLAN seperate from the rest of the other VMs. I wanted to...
  16. K

    sending out vlan conns

    hello im new to proxmox and I have this program running and trying to send multiple connections using vlans. my problem is it only allow me to use 1 vlan connection this means that if I use or add 2 or more vlan ids all vlan connection won't go through.
  17. E

    [SOLVED] Configuring VLANs in Proxmox with OPNsense Router

    Hello! I am not sure if I have followed the instructions on various sites properly but here is my setup, and the items I have done. I do want to note that my proxmox server is in a cluster with 2 other nodes (3 nodes total, and they are on 10.0.0.0/25 subnet at the moment with no VLAN attached...
  18. C

    Problems with VLANs on (OPNsense) VM: I need a sanity check

    Preface I am not sure if the problem lies with configuration in proxmox, or in the OPNsense configuration. I started on this forum because I have a feeling it has to do with virtualization, but mainly because I am not as familiar with it. The Goal & current configuration An OPNsense setup on...
  19. S

    PVE bridge does not transmit arp reply

    I have the following problem. Two pve's are connected to each other with 10Gbit cards. MYRICOM Inc. Myri-10G Dual-Protocol NIC (rev 01). Each card has two ports, these two ports are located in the same vmbr0 bridge on each host. One of the PVEs has a Debian virtual machine on it, which is...
  20. D

    Packet loss issue at VLAN SDN VNet.

    Hello, I have a problem that I'm using VLAN SDN zones and at almost every VNet it looks good. But one VNet has a problem with packet loss (ping between VMs at same VLAN at same / diferrent nodes). I have a stack with 4 nodes, connected via 2x 25Gbps LACP (DACs to nexus 9300 series). This is...

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