Questions tagged [nmcli]

Questions about the command-line interface for NetworkManager. The command-line interface is available at least from Ubuntu 12.04.

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How to effectively to set a global static ipv6 by `addr-gen-mode=eui64`?

I see there are a lot of questions about static ipv6, and privacy (like here, here, here, here and here), and I believe I have tried most of the available solutions (or at least those I was able to ...
hamagust's user avatar
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2 answers
234 views

WiFi adapter not found on NVIDIA Jetson Orin NX running Ubuntu 20.04

My Jetson embedded device has a WLAN SMA-RP Antenna supported by a network controller (Intel AX210) as specified by the manufacturer. The network controller shown using the command lspci is Network ...
JorKar's user avatar
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Is it possible to add a connection by nmcli command without sudo?

I'm working with a lubuntu 22.04 distribution. I need to execute the following command by a user without root privileges: > nmcli c add ifname enp3s0 type ethernet con-name 'connection-test' The ...
frankfalse's user avatar
2 votes
1 answer
95 views

Script to switch between networks in ubuntu using nmcli

I'm trying to switch between already populated networks using a bash file using nmcli but I'm get non sense data back. But get nonsense 1) 0 #? 0 Code below. #!/bin/bash # Pre-populated UUID data ...
Rick T's user avatar
  • 2,191
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986 views

Increase VPN Connection Attempt Timeout to Greater Than 60 Seconds

I have OpenVPN connection that - for some reason - takes too long to connect. However, when I use the nmcli connection up MyOpenVPN_TCP command it keeps trying to connect for only 60 seconds, and I ...
Analytiker's user avatar
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71 views

Convert ip route 'scope' and 'weight' to NetworkManager (nmcli)

The ip route I have in mind is in the '4.2.2. Load balancing' section of this link: ip route add default scope global nexthop via $P1 dev $IF1 weight 1 \ nexthop via $P2 dev $IF2 weight 1 ...
Shunyata Kharg's user avatar
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122 views

Creating a bridge device using nmcli

I am trying to create a bridge device in Ubuntu 22.04, so I can set it a a default network for KVM guests. I need bi-directional external (non-NAT communication from and to the guests. I followed this ...
PenguinCSC's user avatar
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state is disconnected and Connectivity is unknown in ubuntu 22.04

The State of device eth0 is unmanaged, I had make a connection to this interface and locking a profile to eth0, but not had been happened. How can I change it's status to managed? please Help me. $ ...
Hesaam's user avatar
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399 views

what is p2p-dev-wlo[number]

This is the output of my nmcli: wl05: disconnected "Ralink MT7601U" wifi (mt7601u), **:**:**:**:**:**, hw, mtu 1500 p2p-dev-wlo1: disconnected "p2p-dev-wlo1" ...
Max's user avatar
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How to connect Meraki L2TP IPSEC VPN from Digital Ocean droplet?

I try to connect from my Digital Ocean droplet to my company's L2TP-IPSEC Meraki VPN. I have donwloaded the network-manager-l2tp and already configured it. I try to connect it with this command: nmcli ...
Károly Neue's user avatar
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673 views

When setting up a bridge for KVM, how can autoconnect for ethernet be disabled so the bridge still works after a reboot?

Ubuntu 22.04.1 LTS Baremetal server, ssh access only Using nmcli to configure network Guides followed: https://www.cyberciti.biz/faq/how-to-install-kvm-on-ubuntu-20-04-lts-headless-server/ https://www....
Vintage12's user avatar
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3 answers
424 views

Ubuntu Server 22.04 LTS not finding iPhone Hotspot?

I'm trying to connect to an iPhone 12 Pro Wifi hotspot but nmcli won't even list the SSID. Force connecting to the known SSID obviously also doesn't work. I am able to connect to it using other ...
sebrock's user avatar
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2 answers
2k views

nmcli and nmtui both don't allow me to modify a connection. Settings plugin does not support modifying connections

nmcli con mod "Ifupdown (eth0)" ipv4.addresses 192.168.50.188/24 Error: Failed to modify connection 'Ifupdown (eth0)': failed to update connection: settings plugin does not support ...
Titus Tucan's user avatar
2 votes
2 answers
378 views

is there a difference between using NetworkManager.conf and using nmcli

In NetworkManager.conf, I can specify [keyfile] unmanaged-devices=interface-name:vboxnet0 I can also use nmcli as follows nmcli device set vboxnet0 managed no is there a difference between these two ...
xinren's user avatar
  • 19
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1 answer
3k views

nmcli not showing connection

I imported L2TP/IPsec VPN connection configuration file from Ubuntu mate 20.04 /etc/NetworkManager/system-connections/ to Ubuntu server 20.04 Next, on the Ubuntu server 20.04 PC, I check the nmcli ...
epx's user avatar
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Force network interface with nmcli?

I want to connect to a specific BSSID via nmcli. I am using the command: nmcli d wifi connect xx:xx:xx:xx:xx:01 While it kinda works, it wants to force connection via wlan0 network interface. Is ...
Filippos Papalos's user avatar
1 vote
0 answers
2k views

WiFi Direct / Networkmanager / Ubuntu 20.04

I got a case when I need to establish WiFi Direct (WiFi-P2P) by using NetworkManager (nmcli). As for now, I use Ubuntu 20.04. It seems that my network adapter should support WiFi-P2P connections. iw ...
user922871's user avatar
1 vote
1 answer
1k views

Can't select network in GNOME Settings

I connected my Wi-Fi when installing Ubuntu and it is still working; I'm using it right now to write this question. After that, I never opened network settings until now. That said I'm unable to ...
Tommimon's user avatar
2 votes
0 answers
393 views

WiFi networks not showing in Ubuntu 20.04 LTS

I tried to fix my broken grub from a Manjaro live USB using grub-install following which I couldn't connect to wifi networks. I can however use Bluetooth tethering to access internet. Wifi works ...
Xeoy's user avatar
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1 answer
163 views

Is this a security backdoor? [duplicate]

I just realised nmcli commands don't ask me password for sudo access, but ends up modifying a file under /etc/NetworkManager/system-connections/ which is root-only access. How is this allowed? What's ...
AlbusMPiroglu's user avatar
2 votes
0 answers
9k views

nmcli: Proper way of scanning WiFi networks

I am writing a script where I need to switch WiFi networks. How should I scan if the WiFi I want to connect is available or not? I tried the following: nmcli dev wifi list Issue: It lists previously ...
Ajaib Singh's user avatar
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(nmcli con up/down ens33 /nmcli con mod ens33 ipv4.method auto ) does not use ubuntu 20.10

run the command nmcli con up ens33 they show (Error: unknow connection 'ens33') but i can run nmcli show device / nmcli dev status / .... apt install network-manager is already install
Myat Min Soe's user avatar
1 vote
1 answer
2k views

Issue while checking network connectivity using nmcli in ubuntu 18.04

I am using "nmcli networking connectivity" command to know the connectivity of my wifi connection. After establishing the connection with a wifi & if I see that it has no internet ...
Siddhartha Roy's user avatar
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188 views

2 WiFi-Nets behind a single SSID, how to connect to a specific one?

My wifi router is sending at both 2,4 GHz and 5 GHz ranges. I want to connect to a 2,4 GHz WiFi. However my Ubu 20.04 box always connects to a 5 GHz channel under the common SSID. I can sudo iwlist ...
user152037's user avatar
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59 views

Use login credentials for NetworkManager connection, preferably encrypted

I am wondering if it is possible to use the login credentials to connect to a wireless WPA2 connection in NetworkManager, e.g. using PEAP. I need this for any new users. So they should be able to ...
SuperRobertWa's user avatar
2 votes
1 answer
42 views

List network SSID only

I need to get all nearby network SSIDs. I'm using: nmcli dev wifi list Which works great! But I need just the SSIDs for printing in an app. Any ideas?
samuelbeep's user avatar
2 votes
0 answers
495 views

Setting up Hotspot, I get Error: Connection activation failed: No suitable device found for this connection

Using Ubuntu 18.04 and a TP Link WN722Nv2 USB to Wireless adaptor I have been unable to setup a WiFi hotspot. I have tested the H/W on 18.04, connecting to a WiFi router, which works fine. I have ...
mdresser's user avatar
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2k views

NetworkManager CLI hotspot: 802.1X supplicant took too long to authenticate

I am trying to create a wifi hotspot/AP using NetworkManager CLI (nmcli). All works well if I create it for 2.4GHz band=bg. But, if I set band=a for 5GHz, I get a timeout failure from wpa_supplicant ...
Wayne's user avatar
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1 answer
570 views

Need Fix for NetworkManager Openvpn, prepending extra-path to crt-path

When adding a openvpn ovpn-file through the network GUI (and nmcli too), and trying to connect, it fails. But it works if I manual are connection with openvpn through the terminal. After a look in the ...
Michael Bach Kristensen's user avatar
1 vote
1 answer
2k views

How to enter SIM PIN with new network manager (Ubuntu 20.04.1)

On my Ubuntu 20.04.1 tablet I try to get WWAN working. But after insert of the SIM card, there is no prompt for the SIM PIN. Therefore, the ttyHS2 device is "not available", I assume (if ...
Nicolas's user avatar
  • 837
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79 views

Set up laptop as access point

I want to use my laptop as an access point to extend coverage in my house. The laptop is connected via ethernet to the router that also provides the rest of the house with wifi. I can start a hotspot ...
Guy's user avatar
  • 263
1 vote
3 answers
2k views

How do I get my Network (and settings) back in 20.04?

I have lost my network connections (Ethernet, WiFi and Bluetooth) on Ubuntu 20.04. I don't know what I did to lose them, but after a reboot, they had gone. There is no network icon in the system tray ...
Mark Smith's user avatar
2 votes
2 answers
3k views

How to set a static ip address on a local network using NetworkManager?

What I did I am trying to create a wifi connection with a static ip using NetworkManager. Following are the steps of that process using the nmcli command. Connection settings, I created a new ...
Themelis's user avatar
  • 159
7 votes
2 answers
1k views

How to add a wifi connection if I'm not within range

I'm refurbishing laptops (Ubuntu 20.04) to hand out to kids as part of combating digital exclusion during COVID-19. Obviously I don't want to give them sudo access, however, I can't enter their houses ...
John Bradford's user avatar
0 votes
0 answers
548 views

Trouble assigning static IP using nmtui

I am trying to assign static IP to Ubuntu Server (installed in VirtualBox). To do that I have done the following changes to Server Machine: Installed Network Manager tools to use nmcli/nmtui. Set ...
Sankeerth Mahurkar's user avatar
1 vote
0 answers
1k views

Unable to use USB Tethering in Jetson Nano

I have a Jetson nano that is running Ubuntu 18.04 LTS. I need internet access on the jetson. Currently, the only internet connection that I have is on my phone. I tried to tether my phone to the ...
raider0ne's user avatar
2 votes
1 answer
2k views

NetworkManager via D-Bus: Add a network bridge

I'm trying to use the D-Bus interface of NetworkManager to add and enable a network bridge connection. Basically I'm trying to mimic this command: nmcli connection add type bridge ifname br0 stp no ...
codepearlex's user avatar
3 votes
2 answers
20k views

What is the correct way to restart nmcli interface remotely?

On Ubuntu 18.04, NetworkManager is used. After modifying the configuration of an interface remotely, using the NetworkManager CLI. Example: nmcli connection modify (interface_profile_name) ipv4....
Serfoo's user avatar
  • 31
1 vote
1 answer
672 views

nmcli problem after the installation of network-manager

I installed network-manager. But the nmcli does not work with the error below. ens33: unmanaged ... lo: unmanaged ... I started bind9 before this by systemctl restart bind9. I want a ...
Akira Tsuchiya's user avatar
1 vote
0 answers
737 views

Wifi adapter will not accept any password (Error 7)

I had to roll back my Kubuntu 19.10 from kernel 5.3.0-24-generic to 5.3.0-23-generic via sudo apt-get purge linux-image-5.3.0-24-generic sudo apt-get purge linux-headers-5.3.0-24-generic because PC ...
Donut's user avatar
  • 143
9 votes
3 answers
55k views

Why is nmcli not configuring device?

I'm new to nmcli and trying to figure out how to create an eth0 connection. sudo nmcli con prints the following: NAME UUID TYPE DEVICE MyWlan0 ... wifi wlan0 MyEth0 ......
Magnus's user avatar
  • 253
2 votes
1 answer
104 views

Connection issue in Ubuntu 18.04, everything looks good

I was setting up a TOR connection and all of a sudden I can't connect to anything. I've uninstalled TOR and I can't get connected to my wireless router. The icon shows connection, and nmcli general ...
Bob pickett's user avatar
2 votes
2 answers
7k views

Rescan network with nmcli

I am writing a small script to continuously scan wifi network. I am using nmcli for that purpose : nmcli device wifi list I periodically (every x seconds ) call this command in my script to search ...
user1482030's user avatar
4 votes
1 answer
8k views

Turn on interface using nmcli

I would like to turn my interface on, using nmcli command. Command nmcli device connect wlp2s0 does not work for me, it gives me this error : Error: Failed to add/activate new connection: A '...
John Ronald's user avatar
  • 1,536
1 vote
0 answers
61 views

Ubuntu 16.04 LAN is not detected

I am using Ubuntu 16.04 LTS with i3 desktop environment. My ifconfig command shows the following output- docker0 Link encap:Ethernet HWaddr 02:42:49:4f:16:2a inet addr:172.17.0.1 ...
Ujjal Kumar Das's user avatar
1 vote
2 answers
7k views

Won't automatically reconnect wifi on startup (18.10)

Started having this problem in 18.04 before I upgraded. Wifi will not automatically reconnect when I reboot. It requires me to reselect the network and reenter the password each time. Tried ...
Icosahedral's user avatar
1 vote
1 answer
1k views

Destination Host Unreachable sharing WiFi from Ubuntu to Win10

I'm trying to share my wireless connection (wlp1s0b1) on my Ubuntu 16.04 headless laptop to my Windows 10 PC via ethernet (enp0s9). This is a diagram of my network: Router (198.168.0.1)---(wifi)--->...
theQuantumMechanic's user avatar
2 votes
1 answer
9k views

nmcli, how to get "connection.id" or "general.name" of device

I am writing a script on 16.04; to show connection identification, especially for VPN connections, by listing active connections with ip -o link sh up | awk 'BEGIN{FS=": "} $2!="lo" {print $2}' and ...
LarryWilson's user avatar
1 vote
1 answer
2k views

nmcli connection verification failed

I'll paste the sequence of commands I'm trying to run to configure desktop Ubuntu 18.04 NetworkManager according to the answer in this SO question. When I perform the steps in the answer I end up with ...
stackinator's user avatar
  • 1,881
0 votes
2 answers
709 views

nmcli device wifi list only sees open networks

Running a scan with nmcli device wifi list is only showing me entries for routers that do not use any WEP/WPA encryption. I can see about 30 different routers from my phone's wifi scan. The only ...
pcdangio's user avatar
  • 101