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Questions tagged [networkmanager]

NetworkManager is an application tool to simplify the multi network model on a single or multiple interfaces.

1
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2answers
1k views

cellular modem: pppd modem hangup

I am trying to establish a cellular connection to Verizon through my Multitech Multiconnect Dragonfly (MTQ-LVW3-B02). I am able to connect to Verizons network and get an IP address. The problem is ...
6
votes
4answers
8k views

Elementary OS shows WiFi networks, but won't connect

In the top bar, clicking the network icon shows a list of networks. My school's network, which on Windows I would connect to, and then visit a login page in Chrome in order for it to work, shows on ...
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2answers
2k views

No Internet Connection

I installed Nitrux Os(Ubuntu Based) It's successfully connecting to Wifi or Wired connection but Internet ain't sending any traffic. Whenever I am trying to Open a website it is saying This site can'...
14
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5answers
9k views

Is there a tool to display WiFi information in console?

Can I view detected WiFi networks details (like signal strength, encryption etc.) in command line? The more detailed - the better.
2
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0answers
221 views

Connected but no internet after installing connman [closed]

On Arch Linux. Had netctl managing my connections, had internet access, switched to connman (installed connman, disabled netctl service). Followed instructions on the wiki, connected to wifi network, ...
0
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0answers
42 views

KDE Neon Network Manager Keeps Asking For Password And Fails To Connect To My Router - KDE Neon User Edition

So, I installed a fresh version of KDE Neon on my HDD drive from a bootable USB and have been running it on my Macbook Pro 13 inch 2017. My instant guess was that I didnt have certain drivers ...
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0answers
13 views

Bandwidth shaper for pid

Problem As a developer, I want to shaper an app bandwidth (for example Android Studio) download or upload rate. Research I've find such utilities. Wondershaper: bandwidth shaper per interface ...
5
votes
2answers
2k views

How can I share my WiFi connection through Bluetooth?

I'm trying to setup a NAT on a Raspberry Pi using a WiFi and Bluetooth dongle. The idea would be to access my WiFi (obviously I've got that part working) and make this connection available to devices ...
4
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2answers
12k views

configure gsm connection using nmcli

I have a system without X display and I want to use nmcli to configure my cell modem to connect to a certain apn. I can get it going with this modem just fine on Ubuntu (with X) and I would like to ...
1
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3answers
104 views

wpa_supplicant not connecting anymore to eduroam

since a few weeks (probably after a dist-upgrade) my machine can't connect anymore to 802.1x networks. I'm using Debian Buster with i3, but using nm-applet. I've also tryied to connect directly with ...
5
votes
1answer
4k views

grub recovery mode: etc/resolv.conf: no such file or directory

I’ve installed Ubuntu 16.04 on my laptop a few months ago and suddenly I can t get past the splash screen. (I see the red dots gradually becoming white and vice-versa, so something is happening, but ...
3
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1answer
23 views

Disable Wifi on Connection to Ethernet with NetworkManager

How can I disable my Wifi radio when I've connected to a network via Ethernet (wired), but enable the Wifi connection if I don't have a wired connection? Essentially, I want XOR switch for my wired/...
5
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9answers
10k views

File /etc/resolv.conf deleted on every reboot, why or what?

I am having an issue where DHCP (I though as I read in other similar topics) is clearing the /etc/resolv.conf file on each boot. I am not sure about how to deal with this since the post I have found (...
0
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1answer
781 views

Make NetworkManager manage a interface

I am trying to create a WiFi hotspot (from the int connection) on a small test file server running a near stock CentOS 7 (the sort of unsupported 32bit AltArch version), but NetworkManager does not ...
1
vote
1answer
41 views

How to install dev version of network-manager on Debian? [closed]

How do I install a newer, dev version of the network-manager version on Debian derived systems? It seems to I have to buy the "kitchen sink" of all unstable packages to get just one. I'm specifically ...
0
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1answer
30 views

How to determine what hardware is associated with what network interface

I have an inbuilt network card and a Wi-Fi dongle. I use wpa_supplicant, hostapd and the likes to operate them. The trouble is that sometimes the dongle is wlan0, and sometimes it is wlan1 (...
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1answer
45 views

Network Manager doesnt find wireless network

I'm using Debian 9 Stretch, i provided my wifi ssid and pass on the installing process, and it works, but NetworkManager doesn't work properly finding another wifi. This is my /etc/NetworkManager/...
1
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1answer
2k views

Usb wifi adapter always disconnecting after a while

Hi I am using AWUS036h wifi adapter on Kali linux 2016.2 running on a virtual box on my mac. I am able to connect to my wireless but after less than 5 minutest I can't access the internet anymore, I ...
2
votes
1answer
262 views

How exactly are NetworkManager, networkd, netplan, ifupdown2, and iproute2 interacting?

I am learning about Linux networking on my Kubuntu 18.04 workstation, and I see there that both NetworkManager and networkd-dispatcher are running: oleg@eclectic:~$ sudo ps -ef | grep -i net root ...
0
votes
1answer
25 views

How to reload NetworkManager after installing NetworkManager-wifi

I have a wireless card installed and nmcli reports that it is "unmanaged" with text in red that a "plugin is missing". Googling around led me to identify that I need to install the requisite "...
0
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0answers
20 views

List a device's access points using NetworkManager's D-Bus API

When asking nmcli for the list of wifi access points (i.e., nmcli d wifi), I get 5 answers. When using the D-Bus API, I only get 1 no matter how often I try. $ dbus-send --print-reply --system --...
0
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1answer
35 views

Limit `nmcli dev wifi` to display one entry per unique SSID

When I use the graphical interface to NetworkManager (via the tray icon), it displays around 10 SSIDs (for my current location). However, when I use nmcli dev wifi it returns around 55 entries. The ...
4
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2answers
88 views

ip-tools vs old ifconfig

When after I change dhcp to static in network-scripts and then I restart servicesystemctl restart NetworkManager. The static ip settings suppose to be updated but it doesn't. so I try ip link set ...
0
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0answers
14 views

How to configure a p2p network on my secondary network interface?

On my home PC, I want to have my NAS drive connected to my secondary LAN port and the other LAN being connected to my router, what is the easiest way to do that? I can't get them to be active/UP at ...
8
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3answers
2k views

Bonding wired and wireless while using Network Manager

I'm running Linux Mint 17.3 on my laptop. When docked, I'm connected via Ethernet, but when I undock, I'd like not to break my ssh sessions, ongoing downloads, etc., and to use the same IP address on ...
7
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1answer
2k views

nmcli no longer allow settings modification?

When I try to modify network manager settings with nmcli, it says Error: 'con' command 'modify' is not valid. So if nmcli con modify XXX command is no longer supported, what is the substitute? EDIT ...
3
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1answer
3k views

nmcli connection activation failed

I was able to create a wifi hotspot on my debian 8 install using network tab under gnome settings. I was trying to do the same using nmcli but it always shows $nmcli con up id Hotspot Error: ...
1
vote
3answers
6k views

How to start my network in CentOS 7?

I have edited the /etc/sysconfig/network-scripts/ifcfg-enpos2: BOOTPROTO="static" IPADDR=192.168.1.105 NETMASK=255.255.255.0 NM_CONTROLLED=no I can't surf the web when I reboot. How do I start my ...
2
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1answer
116 views

RHEL 8 Deprecated Network Scripts

I was reading about RHEL 8, and this statement is made: Network scripts are deprecated in Red Hat Enterprise Linux 8 and they are no longer provided by default. The basic installation provides a ...
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0answers
22 views

macchanger overruled by network manager? [duplicate]

on a clean kali rolling release live system i cannot get macchanger to work where it really matters: when connecting to a network. Here's the deal: Boot Kali (live, no changes, pure standard) Open ...
0
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0answers
38 views

strongswan IKEv2 disable reauth (NetworkManager)

I've set up a VPN connection using IKEv2 to my Draytek router which works for one hour then just disconnects (and I can't reconnect unless I reboot). From what I found so far it might be related to ...
2
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2answers
3k views

How to enable wireless support in Mint Cinnamon 18.2

Summary: I have a usb wifi adapter plugged in and recognized by the kernel, but there is no where in the UI to configure it. The computer is a 4+ year old HP desktop (i7-4790S CPU, 16GB RAM). More ...
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0answers
24 views

How to create persistent device dummy0 on CentOS 7.4?

I need to give my server some additional IPs as IPsec VPN endpoint addresses (weird setup where our customer insists we use some of their public IPs on our end of the tunnel). The way I had it set up ...
0
votes
1answer
2k views

Ping 'Name or service not known' how can I clear cache

For several days now, after several reboots I still am faced with the issue of my CentOS 7 machine not being able to ping my domain. [root@ip126 ~]# ping sub.mydomain.eu ping: sub.mydomain.eu: Name ...
1
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2answers
46 views

Debian refuses to switch to a different WiFi network

I have multiple WiFi networks in range that are set to automatically connect when available, in case one fails. Whenever I try to manually connect to one of them while being connected to another (for ...
2
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0answers
119 views

Cannot connect to WiFi with nmcli, although secrets are provided

I am using nmcli on ArchLinux (version 1.14.5dev+17+gba83251bb-1 from the official package repository) to connect to wifi. This works perfectly for all wireless networks apart from this one Vodafone ...
4
votes
1answer
3k views

How to debug DHCP timeout on WiFi connect

I've recently moved to a place with public wifi (so I don't have access to the router or their DHCP config), and am running into issues connecting with my Arch laptop. I've tried using both ...
2
votes
4answers
4k views

Remove secondary IP with NetworkManager / nmcli

I tried to assign a static IP to my Ubuntu 16.04 server using nmcli, which worked but it still has the original IP reserved as a "secondary" IP. I'm not sure how to get rid of it. 10.163.148.36 is ...
0
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0answers
48 views

NetworkManager VPN timeout

I have a strange issue with NetworkManager. My Linux box is an openSUSE LEAP 15. Network is provided by NetworkManager. The local ethernet connection has static configuration. And I have a VPN ...
0
votes
1answer
29 views

How to debug the Networkmanager-dispatcher-variables

I want to debug a script that contains Networkmanager-dispacher-variables like DEVICE_IFACE, IP4_GATEWAY. The Networkmanager-manual describes these variables but doesn't mention how to debug them. I ...
0
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0answers
39 views

Spoofing MAC address with NetworkManager: cannot connect

I tried to spoof my MAC address by adding [connection-mac-randomization] wifi.cloned-mac-address=random to /etc/NetworkManager/NetworkManager.conf -- and restarting NetworkManager, but after this I ...
2
votes
0answers
35 views

automatic mac address randomization on up-to-date Debian 9.5 with 4.18-amd64, Intel wifi 7260, NetworkManager, KDE/Networks fails?

I am trying to have a random mac address by default before I connect to any network. My results are ambiguous. 1. My approach 1.1) updated my box to the latest backported Debian 9.5 (as of 23 Oct, ...
2
votes
1answer
121 views

New Intel i350 NIC not detected by system, but appears in lspci - Possible Intel IGB issue?

I'm running into an issue where a new network card isn't being automatically detected by the OS. I recently purchased an Intel I350 gigabit network card. I have purchased this card before and I have ...
0
votes
0answers
24 views

NetworkManager won't let me change my network settings, how can I do it (using NM)?

I use NetworkManager and I experience what apparently is a non deterministic behavior with respect to what I'm permitted to do, in particular sometimes I can switch the wireless and the networking, ...
1
vote
1answer
33 views

Any way to swithc default rout to vpn when connecting?

I'm using gnome NetworkManager and connectiong via openconnect to a vpn server, but my default rout is not changing when i'm connected and all traffic goes around vpn. Can i somehow make ...
0
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1answer
40 views

How to set persistent static routes in KDE desktop system with NetworkManager and systemd?

I have two NICs. In NetworkManager > IPv4 > Routes, I checked "ignore automatically obtained routes" for both interfaces. Then I used these two commands: $ sudo ip route add default via 192.168.1.1 ...
0
votes
1answer
34 views

Systemd boot hangs after disabling NetworkManager

I disable Network Manager via systemctl disable NetworkManager and reboot. The boot process hangs. Via whatever means, I access the filesystem, create symlinks with ln -s /etc/systemd/system/multi-...
0
votes
1answer
61 views

nmcli - save wifi connection

I used command-line tool for controlling NetworkManager (nmcli) to "Turn On Wi-Fi Hotspot", like following: # nmcli device wifi hotspot ssid X password X ifname wlan1 Device 'wlan1' successfully ...
3
votes
1answer
2k views

Setting interface NM_CONTROLLED to yes using nmcli in CentOS 7?

I'm writing some documentation on configuring the network interfaces for a new CentOS 7 server. The specific section walks through setting the interface to a static IP address. The steps thus far are:...
0
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0answers
31 views

Subdomains get NXDOMAIN on Ubuntu Desktop 16.04

Problem Many (or all?) subdomains like files.slack.com and guide.elm-lang.org get DNS_PROBE_FINISHED_NXDOMAIN on Chrome. Using nslookup returns: Server: 127.0.1.1 Address: 127.0.1.1#53 ** ...