network

I made 2 vm's, one for Home assistant and one for a minecraft server. The vm which runs home assistant gets an IP address from my unifi gear and it shows up in the unifi portal, but the other vm does not show up. They have the same network set up but one works and one does not. shown in the...

Hey guys, after a bit of fiddling I managed to get my Proxmox connected to internet by changing the IP in /etc/network/interfaces and etc/hosts to my new IP 192.168.2.69, though after restarting I cannot access the GUI of my Proxmox instance. I am using a Unifi Cloud Gateway Ultra and Proxmox...

I have set up a Proxmox server that has an Ubuntu CT running apache webserver and a Ubuntu VM hosting GNS3, and the GNS3 has a Ubuntu Server virtualized using qemu. In the GNS3 has a bridge to the Ubuntu VM, so all the Ubuntu Server is able to access the internet, receive its ip from a DHCP...

Hello, On my local network, I have two PVEs, one of which has just been installed. In 90% of cases, I can't access the PVEs, either via SSH or the web interface. The VMs do have Internet access. However, on one of my PVEs, I've installed an argo tunnel (Cloudflare), and I can access the PVE...

I need some help because the network world is still relatively new to me. I have another new server, but unfortunately no more network ports are free. So I thought it should be possible to configure my first server as a bridge. It has two network ports. My topology would look like this: The...

I just had this happen to a 2nd node. This one while still setting it up, before joining cluster. I had this happen to a node I had & I tried a bunch of things but eventually ended up migrating everything off it & re-installing. I thought it had happened as a result of an in-place-upgrade to...

hi, I installed two Mellox network cards of 10 gbit each, but when I make the bond with the two network cards the maximum speed is 9 gbit, always the same dedicated if I install windows and configure lcap the connection speed is 20 gbit, so the cards work correctly, how do I solve the problem on...

I'm replacing my broken Unifi UDR with a N100 fanless box running Proxmox 8.2.2 and OPNsense 24.1. The N100 box has 4x dedicated Intel 226 NICs and 1x Console port. I have a ADSL2+ modem connected to eth0 as WAN (my internet is 80MbpsDown/16Mbpsup, but planning on getting 1G up/down fibre in...

when I do a migration from one host to another the host that i am migrating to goes off line. it will not come back online until I reboot or delete some new interfaces that where created. why is it creating vmbrv10 and ens1f0.10? proxmox-ve: 8.2.0 (running kernel: 6.8.4-3-pve) pve-manager...

Dear community I am pretty new to proxmox but like it so far except when it comes to VLAN's. I know there is ton of articles out there dealing with this topic and I tried quite some of them with no help so far. I have a baremetal machine that connects with two sfp+ ports to my uniFi switch...

hey guys, i have only been using proxmox for a short time and would like to know what my problem is... when i run a webserver nginx/httpd on the vm, i can't access the website via. static priv address. If I use a lxc container instead of a vm it works, what do I have to change so that I can use...

Hi, I'm having an issue where I cannot add new interfaces to VMs, or even create new VMs, because proxmox lists my vmbr0 bridge type as 'unknown'. This means that I have no devices listed in the 'bridge' option box when creating interfaces or VMs, and therefore they cannot be created. I can...

Hello there! I have an issue with my LXC container about networking things. So, I've wanted to run ip-fou (Foo-over-UDP) on my unprivileged container, and there is kind of an error message "RTNETLINK answers: Operation not permitted" And this is my LXC configuration file Besides of it...

I cannot make DNS queries with PHP in LXC containers, in VM's it works without problems. I have not changed anything in the Proxmox firewall settings, everything is set to default. Normal DNS queries with "ping" work fine with PHP but not, What could be the problem?

Hey all, I have a 3 node Proxmox/ceph cluster and I decided to update. After updating the 1st node, networking no longer works on it. Others have said their 8.2.x upgrade changed the device name but that's not what I'm seeing. Upon booting up and and logging in, I can run manually run...

We had some issues with some broadcom nics going down after update to 6.8 Workaround: NICs go up if you do a service networking restart FIX: Update Broadcom Firmware to latest firmware and blacklist their "beautiful" infiniband-driver This will update ALL YOUR Broadcom-Network Cards to their...

Hallo in die Runde! Auch wir überlegen, einen Übergang von VMWare zu Proxmox zu realisieren. Stand bisher: VMWare Cluster 5 Nodes, 2 Storages mit SAS Anbindung Nun zu unseren Überlegungen: Unter Beibehaltung der bestehenden 5 Nodes wollen wir die bestehenden Storages gegen ein Ceph-Cluster...

Hi! I'm fairly new to SR-IOV this and hope I'm using the right terminology and abbreviations. I'm trying to figure this out. I've got a VM which I've assigned it a VF from the main 10GBe network card. This works fine, it does it's thing, no issues. I wanted to use the same PF(The top "root"...

Hello everyone, I apologize if this question has been addressed before, but I'm currently encountering a roadblock and have been unable to find a solution. My goal is to create a separate bridge for each tagged VLAN on my eth0 interface. Subsequently, I want to connect virtual machines to these...

Hi, I have a mail server running in a guest vm I can revive mail but cant send them. when trying telnet mailsec.protonmail.ch 25 from the guest it wont connect but from the host it works. connect to mailsec.protonmail.ch[185.205.70.129]:25: Connection timed out when i ping mailsec.protonmail.ch...