netwokring

  1. K

    Interface tap129i0: High bandwidth usage (>90%)

    Hello, I see this alert in zabbix monitoring for proxmox 7 node, what are these interfaces used for and how to check which process use this bandwidth Thanks
  2. M

    Hetzner - running 3 Proxmox hosts behind dedicated firewall

    Hello everyone, This is a question about possibilities, because I cannot seem to find anything like this when searching. This may be more of a Hetzner issue but it looks like folks on here are pretty well versed in Hetzner so I am hoping someone has some ideas. The premise: I am attempteng...
  3. P

    [SOLVED] Cannot access Proxmox machine from macbook

    Hello there, I have successfully installed Proxmox VE, version 8.1.0. on Odroid H3. I set static IP to 10.0.0.98 and gateway to 10.0.0.1 during the installation. All worked fine until out of nowhere I can no longer connect to server from other local hosts on the same network. I can't see web...
  4. P

    pfSense VLAN Setup - Help!

    So i found this online: and wanted to replicate it in order to host my own webservers and stuff. so i spent a VERY long time setting up my pfSense VLANS and then spent very long time figuring out how to get console access to my procurve 2510g (i didnt know i had to press enter twice)...
  5. D

    Assign secondary public ip to vm inside proxmox and access internet

    Dear All, I have installed proxmox in oneprovider cloud as dedicated instance and I can access the web panel successfully. What I want to configure is adding secondary public ip purchased from cloud to my debian vm inside proxmox and access internet from it. Without configure pfsense in the...
  6. P

    vSwitch that doesnt forward the server related traffic

    So, I have a server with 4*2.5Gb ports, one of them is used for the main networking, including a samba drive. I also have a desktop with a 2.5Gb card. But I have an 1Gb switch. I want to make the desktop port to be able to access the internet (forward the port traffic to the main port), but...
  7. P

    Corosync breaks the cluster and put down all network

    Good afternoon, Last days we experience unpredictable behaviour our Proxmox cluster based on pve-manager/7.4-16/0f39f621 (running kernel: 5.15.83-1-pve). Every single time when we leave corosync.service running at night time that breaks the whole network and stops all services working properly...
  8. R

    Not able to get metrics from clustered server INFLUXDB2

    I have three clustered servers, each with a distinct public IP address: Datacenter (Connected via InfluxDB) Server 1 Some Machines and containers Server 2 Some Machines and containers Server 3 InfluxDB (Configured with the default port) Some Machines and containers Although I am...
  9. T

    Use home network subnet to access internet but block access to the other ips in the home subnet

    New to networking practice i have a case i want to implement to have the most security and to exercice a bit. I have a nginx server i want to be public and receive communications to route to my dev services (jenkins in this example), i wanted to make the nginx be able to contact public thats...
  10. J

    Prxmx VMS are connected to Internet

    Hi, I have installed proxmox on OVH, I have created a template where I could do a full clone to create VMs, but the problem is, the VMs are not connected to internet. I will give you the conf, maybe you could help me to resolve this issue. the host conf : In order to create VMs I have created...
  11. C

    Configure multiple subnets on single NIC

    I have a 1x4 sfp+ 10Gbe NIC in my host machine and 2 subnets, 192.168.2.0 and 10.0.0.0, configured on my Cisco Nexus 5596UP switch. I have created 2 bridges in Proxmox, vmbr0 (IPv4: 10.0.0.3/24 Gateway: 10.0.0.1) on enp20s0f0 and vmbr1 (IPv4: 192.168.2.4/24 Gateway: not set) on enp20s0f1. The...
  12. V

    Ceph network failover

    Hi there, I have 3 nodes and I want to use thunderbolt for ceph network. I setup mesh network using openfabric according to this guide As thunderbolt networking is a bit finicky, I want to have a failback connection for ceph network. In ip route openfabris is sets static route e.g 10.15.15.1...
  13. D

    Temporary failure in name resolution Proxmox v7.4-3

    Whenever I try to perform basic network tasks like pinging a website (e.g., ping example.com) or updating packages with apt update, I get the error message: "Temporary failure in name resolution." This issue has been persisting for some time now, and it's causing problems with my system updates...
  14. D

    Change default network

    Hello guys, im trying to simulate a home network on my proxmox so what im trying to do is: vmbr0: 172.154.1.129/24 vmbr100: 195.147.240.0/24 vmbr0 will act as wan vmbr100 will act as lan i did setup pfsense and made vmbr0 as wan and vmbr100 as wan but i dont want that wan can access my proxmox...
  15. R

    Cannot access internet on container through proxmox host public ip.

    Greetings, I am trying to make my containers have access to internet through proxmox host public ip. Below are my proxmox host networking configurations. ``` auto lo iface lo inet loopback iface eno1 inet manual auto eno4 iface eno4 inet manual iface eno2 inet manual iface eno3 inet...
  16. G

    How work OvS with ifupdown2 in proxmox

    Hello, I would like to know how the ifupdown2 and OvS implementation in proxmox works because on a VM of my pve, I have a trunk that comes from the OvS of my PVE but when the VM is restarted the OvS service requires a restart for the flows to work whereas when I restart the pve it works...
  17. F

    NETWORK

    Server delete
  18. J

    Must bindnetaddr be configured for a separated cluster network?

    I was trying out the proxmox functions, and I see that it is possible (and recommended) to have a separated network for cluster communication. Therefore I added link0 and link1 with a separated network (dual stack) and on a dedicated NIC port, and link2 and link3 the addresses with has gateway...
  19. P

    Two IPs for node, port 8006 is working only to one.

    Hello, Please help understand the correct setup. Current config: PCI shelf with one installed G25A - EMBEDDED SINGLE BOARD COMPUTER. Two IPs are defined: 1.2.3.4/24 for eno1 I/F 3.4.5.101/26 for enp4s0f1 I/F #ip a (only relevant): 3: eno1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc...
  20. D

    PROMISC on tap interface

    Good evening. Good evening. Please tell me how to disable the PROMISC mode for tap interfaces for the created and enabled virtual machine, as well as when creating a virtual machine 207: tap100002i0: <BROADCAST,MULTICAST,PROMISC,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast master fwbr100002i0 state...

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