netwokring

  1. V

    LACP For LXC Containers

    Hi All, I recently configured LACP for my proxmox instance with 4 Port NIC using Linux Bond with LACP (802.3ad) Mode & layer2 as hash policy also configured my unifi switch to work in LACP Mode But the issue now i am facing is that my container is not working with full use of LACP i tested it...
  2. Z

    Proxmox Private Vlan Feature

    I'm migrating from VMWare-ESX to Proxmox. Previously I managed to used Private vlan on vmware and enhanced security for my customers and also used /32 IP address per customer. now I am not able to find a solution for this case in Proxmox. cloud anyone guide, what they have done to increase L2...
  3. J

    proxmox 8006 port is closed cant access web ui

    I made some changes in network interface , after that cant access proxmox via web ui and ssh ( changes i made - i removed enp2s0 from vmbr0 and added vmbr1 and attached enp2s0 and put static ip),after that i edited the etc/network/interfaces file using ubuntu live cd . Now i can access...
  4. T

    VLANs broke in PVE-7.2-5?

    I have a VLAN (VLAN2) that I recently setup to separate all my hosts that are accessible from outside my network from the internal hosts. Everything was working fine until I made two changes (not sure which one broke the VLAN). The first change was upgrading my PVE-7.0-2 (or something close to...
  5. J

    IPv6 - First-time configuration

    Hello! I am trying to troubleshoot an issue. The setup: One host, two guests. The host has a bridge configured with ::1 in a local /48. I am assigning each guest a /56 from this network. See the screenshots- Host: Guest: The problem: The guests have no real network access over this...
  6. R

    [SOLVED] node disconnect from cluster when in vlan

    Hi, When I put the ip of the node directly in the physical interface or in the vmbrX everything works fine, but when I pass this ip to vmbr.100 (see below) I lose the connection with the other nodes in the cluster and when I restart the node (despite the web interface loading ) I can't log into...
  7. R

    structuring network - proxmox and pfsense

    Hi, i am restructuring our proxmox cluster network and i have some doubts and requests for suggestions that i expose below My scenario is as follows (1) two public IP ports (untagged vlan) on different servers (2) seven ports (tagged vlan) (3) I don't have direct access to the switch of (1)...
  8. M

    [SOLVED] My VM´s cant reach the internet / cant be pinged since i changed the /etc/network/interface file

    auto ens7f1 iface ens7f1 inet static address 192.168.0.100/8 gateway 192.168.0.1 bridge_ports enp9s0f0 bridge_stp off ethernet-wol g iface enp9s0f1 inet manual iface ens7f0 inet manual auto vmbr0 iface vmbr0 inet manual bridge-ports none...
  9. Q

    [SOLVED] .

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  10. S

    adding new iface to centos 7 (guest) in proxmox

    i have guest vm OS centos 7 i want to add more network interface (virtio) i created file ifcfg-eth1 with config same like ifcfg-eth0 with different config inside like Mac, UUID, device name an ip its self, and then restart the service and the vm, buat i can't ping to gateway or to another vm...
  11. P

    Network gateway

    Hello guys. I'm a rookie in Proxmox and I need some help with decision of network. I have 3 physical servers and I'm planning create cluster on them. Each physical server has public IP. And I want that all my virtual machines work in private network 172.16.0.0/16. Also I have a lot of web...
  12. M

    Set up three Ubuntu servers all get the same IP

    So earlier today I span up a Ubuntu server, did all I had to do with it, duplicated it twice, since I needed three worker nodes. Strange thing is though is that all three get the same IP even with DHCP active. How do I managed this?
  13. M

    [SOLVED] where can i found the new name of my network cards ?

    I have changed something in my proxmox setup So my network card's name (enp1s0) change, where can i found the new name ??
  14. S

    Is cross node virtual networking possible?

    Hi, We are endeavoring to create a lab environment with three separate networks in order to simulate a security operations center. The idea is to have one network be for cyber attackers, one network be for a simulated company, and one network to be a security service provider for that company...
  15. I

    ethtool reports speed and duplex unknown

    Dear ProxMox support / members, I was sycing a large file like around 500G using ssh from an Ubuntu VM to another physical host in the network. I noticed the speed was 10MB/s and it should be at least 90MB/s since we have 1Gb/s network cisco switches and 1Gb/s NICs on the PVE hosts. So, I set...
  16. P

    [SOLVED] Passing NIC to VM kills networking and usb input (PCI passthrough)

    I am trying to set up pfSense in a VM based on Techno Tim's tutorial video (except for UEFI). I also recently acquired a Dell 5719 quad port PCI-e which I want to use for both WAN and LAN connectivity. However, when attempting to start the VM, my network connection dies and I am unable to use...
  17. F

    [SOLVED] Guest cant ping GW or WAN after interface change

    Hello, I decided to upgrade myself from 1gbps interface to 2.5gbps by getting Alfa AUE2500C Ethernet Adapter. Network config: auto lo iface lo inet loopback iface eno1 inet manual iface enx00c0caa917b5 inet manual auto vmbr0 iface vmbr0 inet static address 192.168.1.250/24...
  18. S

    No routing from pfSence to proxmox.

    Hi Experts, My current lab setup as follows: Home router with internet access. A laptop with Ethernet and Wireless Card. Proxmox as hypervisor pfSence for firewall and VLANs. My 5G router don't have any ethernet port. So i enabled wireless lan interface in proxmox. My configuration as below...
  19. T

    LACP Issue on Dell Server with Intel(R) Ethernet 10G 4P X710/I350 rNDC

    After upgrading to version 19.5.12 of the NIC firmware from version 19.0.12 no LACP bond interface will come active. This is just a reference for those that face similar issue. I rollback to the previous version on the Dell Servers and everything came back to normal. Proxmox Software...
  20. A

    No access to one of cluster nodes using port forwarding

    I have a cluster with two PVE nodes inside local network. I'm trying to set up access to PVE using port forwarding. Inside local network everything works fine as well as through VPN. From outside it only works to first PVE but the second one is unreachable. They have common firewall rules of a...

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