subnet

  1. Join cluster from different network

    Hello i want to ask i've got 4 nodes on my cluster on ip 10.10.30.x and i got new hardware on new location using ip 10.10.50.x does it possible 10.10.50.x join cluster on 10.10.30.x? currently 10.10.50.x only 1 device and i still not create the cluster yet and i already read the documentation...
  2. [SOLVED] No gui after network change

    Hey everyone, I got my new firewall/router today and put my proxmox host into a new subnet. I changed the ip address in Proxmox to 192.168.2.99 from 192.168.188.99. The host is pingable and I can connect to it over ssh, however the Webgui of the server is not available. Can someone help me...
  3. Problems with Hetzner subnet and Proxmox

    Hello all together, i got a Rootserver and an /29 Subnet from Hetzner. First of all we setup the Server with Proxmox without any problems. But i got a couple of strange problems setting up the network-bridges and a "real" VM and i really don't get the problem. Firewall is disabled. Not being...
  4. change subnet mask on proxmox host, is it safe?

    is it safe to change (extend) the subnet mask for active proxmox servers ? is there any precautions i should take ?
  5. Use full subnet in one LXC

    Hey, So I'm mostly into Networking at Hetzner now, but now I have a "problem". I have a new /28 subnet which gets routed by Hetzner to my main IP which is assigned to vmbr0. Now instead of assigning the first IP to the host and than route each ip the the lxc I instead simply want to route the...
  6. Strange problems with Hetzner subnet and Proxmox

    Hi, i got a Rootserver and an /28 Subnet from Hetzner. First of all we setup the Server with Proxmox without any problems. It works well with an LXC-Ubuntu. But we get a couple of strange problems setting up the network-bridges and a "real" VM. Hostconfig auto lo iface lo inet loopback iface...
  7. Proxmox + pfSense with dual /32 ip's

    Hi, I have got 2 IP's from my colocation service provider: 39.xxx.xxx.210/32 and 39.xxx.xxx.211/32. NOTE: the gateway for both IP's are: 39.xxx.xxx.1. I can access proxmox fine with the .210 IP, but the .211 IP configured in pfsense does not work. I tested this at home with a 192.168.192.0/24...
  8. Problem weitere Container im Subnet aufzurufen

    Ich habe auf Proxmox mehrere Container laufen. Der Rechner (Nuc) hängt im VLAN 20 auf meinem Unifi Switch. Proxmox selbst und ein Container werden auf meinem Switch mit IP-Adressen versorgt und ich komme auf die Webinterfaces. So sieht die Config auf der Hauptinstanz aus: auto lo iface lo inet...
  9. NAT Masquerade not working with Firewall enabled

    Hello, im playing around with Proxmox at home wanting to put it on a dedicated sever at Hetzner later, and have some trouble using a private network for the VMs. The config below works, i can Ping from a Container in the private net(192.168) to my Desktop in my LAN (10.10), and if i look at...
  10. Use one main MAC address of the server for all IP machines

    I have a server from hetzner, and install proxmox on it. My configuration is simple, and it's my "/etc/network/interfaces" file: auto lo iface lo inet loopback iface enp6s0 inet manual auto vmbr0 iface vmbr0 inet static address XX.YY.ZZ.TT netmask 255.255.0.0 gateway...
  11. [SOLVED] Crossing Subnets with 10G Speeds (Bypassing Router)

    Hi! I’m trying to take advantage of a 10G Mellanox ConnectX-3 EN (running the most recent firmware version, 2.42.5000) installed in my Proxmox (5.2) to utilize the full 10G bandwidth between Proxmox and a seperate FreeNAS (11.1) box and I’m running into trouble. My Proxmox host (pve) is on an...
  12. Single Public IP to host and additional subnet to VM's proxmox

    Hi Experts, i have one server on hetzner which is running proxmox 3 old setup with 4-5 container. my host is running with single public ip and all containers running with additional subnet ip's now i have ordered another server from hetzner which is also one single IP for host and additional...
  13. [SOLVED] OpenVZ container using public IP with different subnet

    I am still using Proxmox 3.4 (3.4-16/40ccc11c) with OpenVZ and venet, in various servers in OVH. And in a new dedicated server, I cant ping my only container. The public IP of the HN is 158.69.241.xxx and for the container 149.56.179.xxx Routing table Destination Gateway Genmask...
  14. Netzwerkkonfiguration Hetzner Einzelip & Subnet

    Hallo Gemeinde, da ich immer mal wieder auf der Suche nach neuen Herausforderungen bin, möchte ich mich mit dem Thema Virtualisierung näher beschäftigen. Zu diesen Zwecken habe ich mir bei Hetzner einen Root-Server angemietet und Proxmox installiert. Soweit sogut, nun kommt allerdings der...
  15. [SOLVED] Configure complete use of subnet

    ## SOLVED ## The IP for address in vmbr0 must be XX.YY.112.117 and in the Guest the gateway and pointopoint mus be removed. ## See Above for Solution ## If I use the following interface Config on the Host, I have the Problem that the network IP (XX.YY.251.240) and the Broadcast IP...
  16. How to add IP subnet /27, setup bridge ?

    Hello, i would like to ask for help on how to add IPv4 subnet/vLAN to the Proxmox so it can be used by virtual servers and how to setup bridge (if it is needed). today i installed Proxmox VE 5.0.x on Debian 9 stretch My server was assigned /29 and /27 public IPv4 subnets which i want to add to...
  17. Subnet/Hetzner Port Forwarding

    I'm getting nuts with this problem. Any help is very much appreciated. My new subnet is: Subnet: 88.99.181.208 /28 Usable IP addresses: 88.99.181.209 to 88.99.181.222 I enabled forwarding: sysctl -w net.ipv4.ip_forward=1 sysctl -w net.ipv6.conf.all.forwarding=1 In my host server I got...
  18. [SOLVED] Proxmox Host nicht erreichbar vom LAN

    Moinsen, ich hoffe ihr könnt mir helfen. Ich habe folgendes Setup Ich habe einen Switch mit 3 VLans ( LAN[192.168.1.0/24 DHCP], DMZ[192.168.2.0/24 DHCP], WAN[192.168.178.0/24]) Hypervisor: vmbr1 (eth1) 192.168.178.80-> pfsense per VLAN routed wunderbar in alle netze vmbr0 Vlan DMZ...
  19. Private subnet: host can connect to guests, guests to internet, but not to host or each other

    Hello, I have done my research, but didn't find a solution. I have the following problem: I have a simple private subnet on the host: iface vmbr1 inet static address 10.10.10.1 netmask 255.255.255.0 bridge_ports none bridge_stp off bridge_fd 0 # Enable NAT so machines in this...
  20. Clients in subnet B cannot ping clients in subnet A

    Hello! I have setup a network with 2 ISP, 2 gateways, 2 subnets (see attached graphic) on Proxmox VE host. ISP A is connected to Fritz!Box (router A), ISP B is connected to eth0 of Proxmox VE host (router B). Subnet A 192.168.178.0/24 with gateway 192.168.178.1 (= router A) is connected to...

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