netwokring

  1. B

    How to setup DSL connection in networking?

    I didn't find any examples to setup ADSL connection, which needs to use ppp and username/pass. Other systems I could use network-scripts/ifcfg-ppp0 file to define basic properties and than add user/pass into /etc/ppp/chap-secrets.
  2. Y

    is this normal? The mac address is the same between proxmox and lxc

    hi I'm new here is this normal? The mac address is the same between proxmox and lxc but in my network setting show a different mac address eth0@if56: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000 link/ether 12:62:2b:6d:9b:9a brd...
  3. F

    *duplicate* Iptables NAT not working for vmbr with a bridged port

    I have the current setup, which after two days of trying should be correct. I can't get the iptables nat config to redirect traffic from either my vlan or the interface vmbr1 at all. At this point I can't see any other option... auto lo iface lo inet loopback iface enp2s0f0 inet manual iface...
  4. A

    VM loses connectivity periodically without visible reasons for me

    Hello Community! i have the following topology: NETWORK Layout and the following is my network configuration for all 3 nodes is identical: auto lo iface lo inet loopback iface eno1 inet manual iface eno2 inet manual iface eno3 inet manual iface eno4 inet manual auto vmbr0 iface...
  5. S

    Setup with 2 nic's - 1 for management and 3 vms, and 1 separate nic ot get external ip to vm and have separate gw

    Hello and sorry if this was already sked, I didnt find my case, just something like it. The purpose of separate VM is to be voip server + stun/turn ( does not work behind NAT with port forwarding ) and with separate channel. Im trying to make linux bridge to nic2, not setting any ip or gw on...
  6. 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...
  7. 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...
  8. 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...
  9. 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...
  10. 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...
  11. 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...
  12. 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)...
  13. 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...
  14. Q

    [SOLVED] .

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  15. 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...
  16. 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...
  17. 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?
  18. 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 ??
  19. 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...
  20. 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...

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