Questions tagged [netplan]

For questions specifically about Netplan, the YAML network configuration abstraction created by Canonical. If this question is not about Netplan, try a more general tag like [networking]

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Ubuntu 20.04 LTS, netplan: Setup LACP for two InfiniBand interfaces?

I've been asked to setup a bonded InfiniBand interface (LACP) on a Ubuntu server running 20.04 LTS and currently configured with netplan. I've searched the topic, but no real good answer on how to set ...
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netplan - Network with DHCP configured, but no internet

I am trying to configure my Ubuntu Server 20.04 LTS to use DHCP in its network configuration. Many tutorials on the internet recommend that I create the following file with the following settings... ...
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757 views

Error: WARNING: systemd-networkd is not running, output will be incomplete

I am using systemd-networkd to render network interfaces, in the initial network configuration i had a network connection, but as soon as i boot into the bridged network via the netplan config it ...
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170 views

Automatic creation of the second WiFi interface with netplan (Ubuntu 20.04)

I want to create wifi access point on my machine together with ordinary wifi interface. My card support this operation. I can do this manually with the following commands (note that wlan0 already ...
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Can't disable local addresses on network interfaces

My server: ASRock B450M/ac (RealTek 8111/8168/8411) Ryzen 5 3400G 64GB System Memory Rosewill RC-411v3 (RealTek 8111/8168/8411) Ubuntu 20.04 My Computer: Ryzen 7 2700X 32GB System Memory MSI X470 ...
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Ubuntu 20.04 PCI network card can`t get IP address

I have a PC with Ubuntu 20.04. There is a LAN port on it. It works well, however, it's a 100Mbps port. I've bought a PCI 1Gbps Network car, but it worked on 100 Mbps(I've got it by LEDs on network ...
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Can netplan configuration files be decomposed?

Can netplan configuration files be decomposed? Is it good practice? Is there redundancy? I'm currently looking at an Ubuntu 18 Desktop machine with configs: me@my-hostname:/etc/netplan$ ls 01-netcfg....
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1answer
306 views

Netplan/DHCP Config: Forwarding requests from one bridge port to another

im trying to configure a bridge network on Ubuntu 20.04. There are 4 ethernet ports in the brige. This is how the corresponding netplan config looks like: network: version: 2 ethernets: ...
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netplan add two simple static ip interfaces not working

I am currently trying to add 2 network interfaces to my ubuntu machine via netplan (ubuntu -> proxmox -> vmware). Both with static ip addresses. My .yaml file: network: version: 2 renderer: ...
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Ubuntu 20.04 LTS WSL2 Windows 10 Networking/connectivity issue

fresh install Linux mybox 4.19.104-microsoft-standard #1 SMP Wed Feb 19 06:37:35 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux I am unable to ping. it seems that there are no netplan configs, the folder is ...
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Applying Netplan Access Point settings?

I am upgrading a previous configuration of an AIO server/access point to Ubuntu 20.04. I wrote a Netplan configuration for our interfaces, as follows - network: version: 2 renderer: ...
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Why does networkd forget the bridge configuration then complains about invalid gateway?

I use 2 of the 4 ethernet sockets as a bridge, which I configure with netplan: network: version: 2 renderer: networkd ethernets: eno1: dhcp4: no eno2: dhcp4: no eno3: ...
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322 views

OVH VPS (Ubuntu 18.04) can not connect with IPv6

I have a VPS server from OVH running Ubuntu 18.04 LTS and I noticed today that the IPv6 was not working at all, nor was the IPv6 assigned to me listed when I looked in ifconfig. Then I followed the ...
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Ubuntu 18.04 netplan bridge. Keep one of physical interfaces down on boot

I have got an server with Ubuntu 18.04 (upgraded from 16.04 recently), which runs two qemu-kvm VMs. The server has two network interfaces, only the first is connected. The second is not used / wired ...
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1answer
57 views

How can I manually assign a static IP in Ubuntu 18.04?

I have a VPS server running Ubuntu 18.04 which has a /64 subnet of IPv6 addresses. For the purpose of this post, let's call it 2601:aaaa:aaaa:aaaa::/64. The VPS website says I can use any address ...
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1answer
750 views

How to enable screen sharing when using networkd in netplan?

On Ubuntu 18.04, I am configuring a bond of 2 interfaces and using 2 interfaces of another NIC. Here is my netplan entry: network: version: 2 renderer: networkd ethernets: eno1: dhcp4: ...
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How to configure AP priority in netplan?

I would like to configure more than one AP in netplan, like this: wifis: wlan0: access-points: network1: password: "abc" priority: 0 ...
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netplan configuration not active — ubuntu 18.04

trying to set up a fixed IP address on one of two NIC. I try using netplan. Not working at all. Not an expert on this, I am out of my wits and ready to roll back to some other way (networkd). Maybe ...
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350 views

How to determine root of network unreachable error thrown by Docker

I'm trying to configure docker to run on an old SuperServer of mine, and can't get the networking bits setup correctly. Network config and Docker errors are below, ideas and suggestions are welcome. ...
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76 views

How to rename “lo” interface in Ubuntu Server 18.04?

How to rename "lo" interface in Ubuntu Server 18.04 ? I have tried using udev rules without success, here is my code: SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="00:00:00:00:00:...
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580 views

Bridge config in netplan does not come up at boot

I had an ubuntu 18.04 working and decided to move it to a VM in Proxmmox. Configuration includes a bridge, it was working fine in the previous system but it does not come up at boot in the Proxmox VM....
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264 views

Ubuntu 18.04 Netplan routing to VM

I have an Ubuntu 18.04 server with Hetzner on which Virtualbox is running Windows server '12. The host has ip: 144.76.116.79 I've got an additional ip, 144.76.116.125, since I want all traffic ...
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1answer
4k views

Ubuntu 18.04 netplan with bridge

I am running Ubuntu 18.04 and my netplan configuration has suddenly stopped working. When I run sudo netplan apply the following messages appear and I lose connection Traceback (most recent call ...
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1answer
2k views

How to configure netplan in Ubuntu 18.04 for DHCP and Static Routes

I have a server running Ubuntu 18.04 with 2 NICs. Each NIC is attached to a different network. My current configuration looks like: cat /etc/netplan/01-netcfg.yaml network: version: 2 renderer: ...
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1answer
1k views

Configure a bridge connection as a hub with netplan

My current problem hits the limits of my basic networking skills. In short : I "tapped" a server with multiple network interfaces on a network cable linking my router and my media center. I try to ...
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1answer
2k views

Lost network connectivity on Hetzner with Netplan bridge

I installed the Ubuntu 18.04 and wanted to have a bridge interface instead of using the main interface directly for KVM virtualization: Here is the Netplan default configuration after installation, ...