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

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How do I ask NetworkManager/ModemManager to run a program before pppd?

The story is not so important for this question, but here it is: the GPRS modem is locked-in to the vendor's software (it doesn't work, if it doesn't receive a correct response to a "challenge" it ...
2
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1answer
720 views

make networkmanager not prompt for password after failed connection?

While it's only an intermittent annoyance, occasionally I'm on a flaky wifi network, and each time networkmanager reconnects, it asks for the wifi password. This wouldn't be a huge issue, but the ...
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2answers
4k views

Setting up hostapd with a iwlwifi device to run a hotspot

I am trying to configure my opensuse 13.1 system to function as a hotspot (on my dell xps13 computer). So I tried setting up hostapd as explained here, but I get an error: hostapd ...
2
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3answers
4k views

Auto connect to a wireless network (Ångström Linux)

I am using Ångström Linux on BeagleBoard-xM. I have installed a RTL8188SU USB Wi-Fi adapter and configured it properly. But it doesn't connect automatically even though I have marked the interface as ...
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3answers
3k views

How can I reinstall Network Manager after uninstalling it?

I am running a version of RHCE6 on my laptop, and lately I've been trying various stuff about network configuration through command line. Last night, I tried removing the NetworkManager using yum ...
2
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1answer
471 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 ...
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1answer
171 views

NetworkManager does not detect when cable is connected or disconnected

On my Fedora 21 64bit Gnome 3.14.3 install, I have noticed that the NeworkManager always connects to the wired connection, even if the cable is not connected: However, the driver (or something) ...
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33 views

Ip route: Routing with two interfaces (only one connected to Internet)

I have this problem: I have a laptop with WiFi and eth. The WiFi is connected to the internet and has the following config: 192.168.1.100 and 192.168.1.1 as gateway The eth is connected in this way ...
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1answer
462 views

Cannot start Wifi Hotspot from Fedora 20 - MATE but works on GNOME

I cannot start the Wifi Hotspot on Fedora 20 Mate Desktop Environment from NetworkManager. But when i log off and login to GNOME i am able to start it. I read some stuffs about hostapd but couldn't ...
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2answers
1k views

How to connect to an 802.1x wireless network via nmcli

I am able to connect to 802.1 networks via the nm-applet. I do not like doing this as I am running without a nm most of the time and I would hate to load up one just to connect to a wireless network. ...
0
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1answer
651 views

How to share internet connection over Ethernet using Network Manager?

I have 2 computers, both with Gigabit controllers, connected with a regular Ethernet cable. I have a host machine, which is connected to the internet, and a client machine, which is only connected to ...
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1answer
236 views

update nm-applet settings on Ubuntu command line

I am running Linux on VMWare on MAC. I am using Dongle to connect to external networks. I have created a hotspot, which works perfectly fine. The only problem is that when I stop hotspot my ...
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1answer
18 views

Creating a new connection on interface not used before using nmcli

Trying to setup a new connection using nmcli. The system is debian wheezy, the platform ci20. I am missing an ID or UUID parameter in order to perform nmcli con up [id | uuid ] It complains about ...
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1answer
44 views

Enable access to WLAN

I was given a Acer Aspire One A110 Netbook (ca. 6 years old) with Ylmf OS. It's the first time I own a computer running on LINUX. So I am unexperienced with it. So far I get along quite well, but one ...
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1answer
1k views

Fedora 18: Unable to connect to a WLAN network

I'm using Fedora 18 with the LXDE desktop. I seem to be unable to connect to any WLAN network. The network manager applets seem to accept only WEP but no WPA encryption. Am I missing something, or ...
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2answers
609 views

Does networkmanager supports LEAP/WPA2/AES?

I know I will have to connect through wireless that is using WPA2/LEAP/AES. Will my networkmanager connect to this network? UPDATE: then why can't I find "AES" or CCMP in my nm-applet on Ubuntu ...
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0answers
25 views

Fedora 20 KDE: shortcut for airplane mode

is there a possiblity to have a Keyboard shortcut (e. g. fn + f10) for the airplane mode (Switch off all wifi Connections) under KDE (Fedora 20)?
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11 views

Make KNetworkManager follow radio status set on the command line

I have installed a Fedora 20 (KDE) Linux on my notebook that runs just perfect. However, when I enter into airplane mode on the command line by nmcli r wifi off, the GUI of the KNetworkManager does ...
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5answers
5k views

Cause a script to execute after networking has started?

I am relatively new to systemd and am learning its architecture. Right now, I'm trying to figure out how to cause a custom shell script to run. This script needs to run after the networking layer has ...
0
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2answers
2k views

openSUSE: Switch from Wicked to NetworkManager using command line

I want to always use NetworkManager instead of Wicked. Can I do this from the command line? Running sudo yast lan help shows that the YaST lan module doesn't appear to support this from the command ...
1
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1answer
29 views

How can I configure the default transmission rate for 802.11 (“WiFi”) in Debian 7 GNU/Linux?

I need to lower the transmission rate of my IEEE 802.11g network interface controller to have acceptable packet loss ratio (< 0.5 %), otherwise it becomes very high (> 50 % is ...
0
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1answer
130 views

How to set up wifi hotspot with 802.11n mode?

I have two computers running Ubuntu 14.04 (ok, one is actually Mint 17.1, but that's based on Ubuntu 14.04), and I am looking to use one as a wi-fi hotspot for the other. Both computers have identical ...
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2answers
1k views

NetworkManager failing to authenticate to WPA-EAP using TTLS and PAP in LMDE

I'm running Linux Mint Debian Edition with Update Pack 7. I'm trying to connect to a WPA enterprise network using TTLS and PAP, with no luck. The problem seems to be in authentication. Visually, ...
0
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1answer
78 views

RHEL7: Why does 'nmcli conn show' & 'ip addr show' display different connections?

My 'nmcli conn show' & /'etc/sysconfig/network-scripts' config files don't match up, showing just one connection/devices of each: [root@ciroc network-scripts]# ls |grep ifcfg ifcfg-enp0s3 ...
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2answers
648 views

Does Lenovo builtin 3g modem work with debian (network-manager)

I'm going to buy laptop similar to this one: link (Lenovo W530), I'm considering buying internal 3G modem: (link, part no: 0A36319). Since I had some trouble with 3G modems previously I'd like to ...
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0answers
49 views

Network manager disappeared

My NetworkManager icon has disappeared and there is no network management tools in the menu. How do I get the icon back and an entry in the menu for configuring different wireless networks? I use ...
1
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2answers
253 views

Ubuntu/Mint (trusty) : Wifi keeps shutting down

I Run Mint on my desktop and I'm facing a very annoying problem : wifi keeps shutting down after a few minutes or a few hours and it never comes back automatically. To restore network, I have to ...
0
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0answers
188 views

vpn l2tp connection on ubuntu 14.10

I am using Ubuntu 14.10 and I need to create a VPN L2TP connection. I installed strongswan, as suggested by this answer, but now I don't understand how to configure the connection. The connection ...
0
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0answers
45 views

How can I have hosts register their IPv6 addresses in Windows DNS

Windows clients support registering their IPv4 and IPv6 addresses in DNS after obtaining the address from a DHCP server or via IPv6 Router Advertisements. For my CentOS 7 and Fedora 21 boxes I'd like ...
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3answers
1k views

Using multiple NICs for faster internet?

My laptop have a ethernet card and a wifi card. Ethernet line have maximum download rate at 1.5MiB/sec and wifi is over 1MiB/sec too, but it seem only have one NIC can working at a moment (if I turn ...
1
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1answer
31 views

difference between “ip link set” and “disconnect / reconnect” in the GUI?

I've got an Ubuntu 14.04 guest installed in virtualbox. Often when the host machine changes networks or is suspended and restarted, the guest VM loses network connectivity. I can reliably get it ...
2
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1answer
115 views

How to enable systemd's service without waiting?

I'm trying to make fastest boot possible and did run systemd-analyze critical-chain: graphical.target @5.800s └─multi-user.target @5.800s └─NetworkManager.service @4.201s +1.598s └─basic.target ...
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1answer
35 views

set network manager dns in ubuntu

I have Ubuntu 14.10. When I'm at work I can browse the internet without problems. Now that I'm at home, I can connect, but I'm not able to browse the web. Some informations: the output of ifconfig: ...
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0answers
49 views

Network Manager losing saved vpn passwords in Mint 17

my vpn is setup in the network manager, and the passwords are saved in there. however, those passwords are disappearing, they will be there for several days, and then be gone. what could be causing ...
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1answer
92 views

How to start nm-applet in xmonad?

I failed to run the nm-applet command, here is the error message: Gtk-Message: Failed to load module "overlay-scrollbar" (nm-applet:25799): Gtk-WARNING **: Theme parsing error: gtk.css:8:18: Not ...
2
votes
1answer
693 views

nameservers erased after systemctl restart network.service

I'm working on centos 7, and having problematic behaviour when setting network interface from dhcp to static ip configuration. I edit /etc/resolv.conf, and run systemctl restart network.service The ...
2
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1answer
63 views

How do I manage resolv.conf with Puppet and NetworkManager?

I have some hosts that have explicitly managed resolv.conf files. I have others that rely on NetworkManager, which does many things including writing the resolv.conf file. Is there a consistent way ...
1
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1answer
95 views

OpenConnect not resolving hostnames

I'm running LMDE 17, and I've installed OpenConnect v6 and the repository version of network-manager-openconnect. Everything is peachy, except any address for the domain companyname.local doesn't ...
0
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1answer
35 views

nmcli_dmenu doesn't work

I try to run nmcli_dmenu, here is the error message: Error: Object 'networking' is unknown, try 'nmcli help'. Usage: nmcli connection { COMMAND | help } COMMAND := { list | status | up | down | ...
4
votes
5answers
12k views

How to set DNS resolver in Fedora using network-manager?

I want to try out Google public DNS. For this I need to change the nameserver address. I know it's in the file /etc/resolv.conf, but whenever I start network-manager, it overwrites the values in that ...
0
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1answer
67 views

Sharing ethernet over wi-fi with Network Manager and dnsmasq

I'm running archlinux with kde desktop. I want to share my enp2s0 connection via wi-fi. So I've installed dnsmasq. Here are some configs: /etc/resolv.conf # Generated by resolvconf search telecom.by ...
0
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0answers
41 views

nm-applet (the little computer) does not show up in my system tray after a fresh install of Debian Jessie Beta 2

I just installed Jessie Beta 2 using the amd64 DVD images, rather than netinst images, and fresh out of the box, nm-applet doesn't show up in the system tray. The little computer right next to the ...
1
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1answer
246 views

How do I edit the hotspot configuration for Network Manager?

Running Arch/Linux with everything up-to-date and I use network manager's built-in hotspot function to share my Internet. I'm trying to edit the configuration (mostly the password, as I don't like ...
0
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0answers
143 views

Network Manager Connected - No wifi

Im using Arch and NetworkManager to handle my connection. I can connect fine at boot but randomly at some point inevitable point it will just stop. NetworkManager shows I am still connected but ...
3
votes
2answers
2k views

WiFi not working after restoring from hibernation (authentication times out)

My Intel 6205 wireless network card does not work after hibernating. It sometimes also does not work on boot, failing in the same way. Occasionally, it also stops working after ~10 minutes of ...
5
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1answer
2k views

Create a wifi hotspot on Gnome 3 / Arch Linux

I'm trying to create a wifi hotspot in gnome shell and Arch Linux. I open "System Settings" > "Network", then I select "wifi" on the LH side and click "Use as Hotspot..." on the bottom. The system ...
2
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0answers
31 views

Switching from GSM to CDMA

NetworkManager has crashed and now it's showing CDMA mobile broadband as a GSM device. How I can switch to CDMA mode? I'm using Ubuntu.
0
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0answers
119 views

Fedora can't properly load a .ovpn file (openVPN configuration file)

When trying to use a .ovpn file in Fedora it doesn't load the certificates correctly. It opens the file, but all the certificate spaces are empty and I can't load anything into them. I can manually ...
2
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2answers
954 views

Why are post-up commands in /etc/network/interfaces ran multiple times at boot?

Here is the content of /etc/network/interfaces auto lo iface lo inet loopback auto eth0 iface eth0 inet dhcp post-up /etc/network/if-up.d/sshstart And sshstart is a script with the following in ...
2
votes
1answer
812 views

Check for plugged in network cable on startup

I actually wanted to post the below as an answer to this question titled: ifup eth0 timeout during boot. But am not sure if this is right approach or it's a way of screwing up things badly. We can ...