Questions tagged [netplan]

Netplan is a utility for easily configuring networking on a linux system. You simply create a YAML description of the required network interfaces and what each should be configured to do. From this description Netplan will generate all the necessary configuration for your chosen renderer tool.

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Convert ip route add to netplan state

I am confused a bit about the following command (we had it in ubuntu 14 /etc/network/interfaces file) up ip route add local fc00::x:x:x/126 dev bond0 What does 'local' means here, and how do i ...
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Ubuntu 18.04 Server VM - Netplan broken/gone after network adapter change on host

I had some issues with my Hyper-V host so shut down all my vm's, reconfigured host (new virtual switch) then reconfigured networking before restarting the vm's. 42 of the vm's came up fine, one didn't....
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When will netplan support promiscuous mode?

I've been using Ubuntu to roll out different types of network sensors for various reasons. Frequently relying on promiscous to even perform troubleshooting. But with the introduction of netplan, ...
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Ethernet interface not connecting to internet Ubuntu 18.04.2 Server on Dell PowerEdge C6320

I have installed Ubuntu Server 18.04 LTS (from here) on my Dell Server. Unfortunately, it seems like it doesn't connect to the internet. One point though - during its installation, the network ...
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How Assign Static IP using Netplan so isc-dhcp-server doesn't crash

I have a small router I am developing on Ubuntu 18.04 desktop and when I boot it without ethernet attached Netplan doesn't seem to assign the fixed IP (on the LAN side). WAN side is connected with ...
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484 views

Configuring network on a fresh installed 18.04: RTNETLINK answers: File exists

I tried to install a new Ubuntu Server, but after the installation when I want to configure the network it didn't work using the Interface file. so i tried as per duplicate to set up the network with ...
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acces denied. static IP. netplan. ssh

I have an old computer, and I decided to make a server out of it, install Ubuntu 19.04 server on it, and everything was fine until I tried to configure a static interface. I ordered it from the ...
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Ubuntu 18.04, Network Manager is not able to manage network devices (still broken)

I have installed Ubuntu 18.04.2 server and then installed ubuntu-unity-desktop, and Network Manager is hosed. This problem has been reported more than once (Ethernet device not managed) and I am sure ...
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network configuration wireless as a ethernet backup connection

i have Ubuntu 18.04.2 LTS installed in a laptop, i'm trying to configure to have wire connecting to my router, but if that's connection is not present (only if it is not present) use the wifi ...
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How to use hashed passwords with netplan (for wpa2 enterprise) instead of plain text passwords?

I have a question concerning this post How do you configure Netplan on Ubuntu to store 802.1x credentials securely? Because I am a nooby, I don't have the reputation to comment on posts and creating ...
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Netplan static IP doesn't work

Having trouble understanding why I don't get a connection on my static IP with netplan. My ip is 98.xxx.xxx.xx My reserved address for my device is 192.168.1.33 Ethernet interface: enp1s0. This is ...
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Problem with add new interfaces to my network configuration

I have VPS server with Ubuntu 18.04. I have problem with my configuration file : 50-cloud-init.yaml. I have additional FailOver IP's on my server and I want create separate interfaces (1 IP - 1 ...
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netplan error, unknown key nameservers

I have an error, but not a spelling error. Here is my netplan config: network: ethernets: ens32: addresses: [172.16.120.74/16] nameservers: addresses: [127.0.0.53, 172.16.1....
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nslookup Non-authoritative answer wrong server

I have a fresh install of Ubuntu 18 on a server. I setup a static IP with netplan using networkd as renderer. On my network, I have 4 DNS Server, here the netplan config file: network: version: 2 ...
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Setting default DNS on Ubuntu 18.04 (netplan)

I would like to configure my Ubuntu 18.04.2 (LTS) machine to always use the Google DNSs, no matter what the network. I'm experiencing DNS issues with some VPN connections, e.g. if I connect to a VPN ...
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veth down after reboot on bionic beaver (netplan) systemd

First, please forgive my lame markdown skills. Running Bionic Beaver: host:~# lsb_release -a Distributor ID: Ubuntu Description: Ubuntu 18.04.2 LTS Release: 18.04 Codename: bionic Can'...
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Ubuntu Server 18.04 is set to static IP and get also DHCP-Address

I had problems to setup up a bond, i decided now to use only on interface without bonding. But now i have 4 IPs on my two interfaces, 2x static and 2x DHCP. but it is configurated to only have the ...
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Trying to set DHCP IPs and manual DNS server

my Ubuntu 18.04 laptop is connected to a WiFi with DHCP but I want to manual set a unique DNS server into the network. When I set /etc/resolv.conf with the following configuration it works well, but ...
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Changed subnets; routing table is incorrect

When I boot my Ubuntu 18.04 box (this is an old machine that's been through several upgrades) after moving apartments and changing the local subnet from 192.168.1.0 to 192.168.0.0, my networking is ...
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1answer
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Netplan config not working

I migrated from Ubuntu 16 to 18.04, and now my Internet connectivity is broken. Problem seems to be that 18.04 is using netplan and it wasn't properly configured. The file /etc/network/interfaces ...
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Routing Traffic on additional IP to VM

I've setup a Windows Server 2012 VM on Ubuntu 18.04 for testing purposes. The VM is running but without internet access. I've also got a second ip from my host, Hetzner.de. The Ubuntu server has ip: ...
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box pulls dhcp addr successfully, but cannot ping gateway or anything else on subnet

My wired ubuntu18.04 box pulls a dhcp address Ok, but cannot ping any machine on subnet. It can ping localhost|127.0.0.1|its own (dhcp) ip. # ping 10.0.0.1 From 10.0.0.195 icmp_seq=1 Destination ...
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Cloning an Ubuntu 18.04 physical server [duplicate]

I am working on cloning an Ubuntu 18.04.2 physical server, I use clonezilla for cloning, however, when I apply that image to any other servers (and of course I change the hostname and static IPs), I ...
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DNS Resolution Broken After Uninstalling PiHole

Ubuntu Server 18.04. I have been running PiHole on my Ubuntu server for a while now, and decided to break that service off onto a dedicated machine. After uninstalling it however, my server is ...
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Bond slave got IP-address from DHCP in Ubuntu 18.04

I setup up a bond with 2 devices in ubuntu 18.04. It looks like the bond0 is comming and i can ping it, but the physical interfaces got an IP-address from my DHCP-Server, too. IP-address of ...
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743 views

How to set up DNS and resolv.conf file

I've had Ubuntu Server 18.04 up and running for a couple weeks. For a while my network interface never connected. I eventually got a proper netplan YAML file setup. I can now ping my servers IP, not ...
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Client gets DHCP but no Network

Our DHCP server (Ubuntu 18.04) is giving out IP addresses. But the clients do not get a network connection. We can ping inside and boarder but nothing more. What are we doing wrong. Also we are new to ...
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Ubuntu 18.04: Host name changes spontaneously from FQDN to PQDN in DNS

We are running Ubuntu 18.04 LTS with networking configured by Netplan. The network has a Windows DHCP server and a Windows DNS server. The Ubuntu 18.04 machine uses this Netplan cfg file to obtain a ...
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1answer
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NetPlan bridge doesn't work 18.04

I am trying to setup network bridge on 18.04 VPS with 2 IPs and right after applying netplan apply, internet stops working while all configuration and adresses are good: ip -c addr and ifconfig shows ...
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Netplan - multiple interfaces access to ssh and apache issue. Ubuntu 18.04

Okay I've been struggling with this all the week sorry if it's a repost but I couldn't find or understand any other "ask ubuntu" posts. My goal it's to reach the ssh connections from one interface ...
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netplan default gateway / route Internet traffic to WiFi

I need help with a (simple) network configuration with netplan. It is very simple, I have 2 NICs: enp5s0 is ethernet and give access to the company network, and wlp4s0 is WiFi and give access to ...
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Using netplan with ucarp

we know that new version of the Ubuntu fully support the Netplan. So I want to ask how can I use this feature with ucarp protocol (application). How can i integrate the Netplan with ucarp.If there isn'...
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Bonding stops working when disconnecting primary interface Ubuntu 18.04

I have tried to set up bonding between two switches that link to one switch that is linked to a camera (10.0.10.10): Camera | | Switch 1 - - - - - - - - | | | A ...
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Netplan Indentation Error?

With this configuration I'm getting this error: Error in network definition:expected mapping (check indentation) set-name: eth0. Why? the indentation of the named item is proper ... isn't it? ...
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3answers
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How to avoid 5 minute boot delay in 18.04: “A start job is running for Raise network interfaces”

Problem: 5 minute delay on startup Device: UP board (small x86 board), running 18.04, with a Panda PAU05 wireless USB adapter, connected via HDMI to a monitor Network configuration: using netplan ...
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2answers
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IPv6 default route NOT being set netplan Ubuntu 18.04.2 LTS

Am unable to configure the default route using netplan on an Ubuntu 18.04.2 system. The route works when explicit ip -6 route add ... commands are issued. Privacy extensions have been disabled: /etc/...
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Hostname (localserver.local) not working with static IP with netplan

I want to use a local hostname to access the same local server via multiple VLAN's easily. It works very well when I set netplan to DCHP, and follow these steps: https://linuxconfig.org/how-to-change-...
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Netplan configuration nameservice error

I'm using Ubuntu 18.04. Setting up my work PC to connect to the network and domain. I've been working on switching to Netplan from using /etc/network/interfaces I've created the yaml file and run ...
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1answer
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Ubuntu 18.04 bond with netplan duplicate MAC address after cloning

I have a situation in which I have many identical servers to setup Ubuntu 18.04 on. I set one server up, took an image with Clonezilla and then restored on all others. Normally, I go to each of these ...
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2answers
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can't seem to generate a valid netplan YAML enough to connect to wifi

How do I know what the proper syntax for netplan is? I've looked up the netplan docs online and everything I try gives me KEY errors when I try to use netplan generate.
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NETPLAN not acepting settings

yaml setup I have the following netplan layout and it keeps coming up with the error IP address shown here as xxx ethernets: check indentation^ network: version: 2 renderer: networkd ...
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Netplan configuration is not persistent

I have configured my network interfaces in my Ubuntu bionic (18.04) server using netplan, and afterwords I ran netplan apply and the configuration kicked in. In particular, I configured the DNS ...
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1answer
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How to setup of Raspberry Pi 3 onboard WiFi for Ubuntu Server 18.04?

How to setup of Raspberry Pi 3 B+ onboard WiFi for Ubuntu Server 18.04? In particular, with netplan? Existing answers, such as "How to use onboard wifi on Raspberry Pi 3 with Ubuntu Server 16.04?", ...
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route add -net 192.168.19.0/24 dev tun0 to netplan yaml 1 to 1 mapping

as route add is only temporary how can I configure sudo route add -net 192.168.19.0/24 dev tun0 into /etc/netplan/50-cloud-init.yaml
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increase internet speed using two network card and two ip in the same network

I'm installing a server at my university. However the speed of connection is quite slow: Max 10 Mb per second. The server that I'm installing has two network card. I was wondering if there is a way ...
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813 views

Netplan uses only the first DNS server

I'm trying to configure the nameservers in my Ubuntu 18.04 with netplan. I got a DNS server which is running on my localhost (127.0.0.1). My configuration looks like this: network: ethernets: ...
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ipv6 address of default LAN gateway

19.04 I'm setting up some IPV6 static addressing using netplan and want to put the ipv6 gateway. wifis: wlp3s0: dhcp4: no dhcp6: no addresses: [10.0.0.120/24,"fe00::120/64"] ...
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Create an acess point with netplan

I am trying to set up a wireless access point on my raspberry pi 3B (running Ubuntu 18.04 server) using netplan. The documentation seems to imply that I can do this by specifying mode: ap in the .yaml ...
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DNS no longer working after Ubuntu-Desktop installed

I built a Ubuntu Server 18.04 server to play with Docker and a few other things. When I initially installed Server I had some issues with Netplan and getting DNS (my own server) to work, but I go ...
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Ubuntu 18.04 LTS configuring WEPA WiFi for static address

I have an Ubuntu 18.04.02 LTS (headless) server that has been communicating with Ethernet. Circumstances demand that I now switch to Wifi using a USB Wifi dongle. I have used this Wifi dongle in the ...

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