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28 views

Wired Connection Fails, but WIFI is fine

Installed Debian yesterday and have had a pleasant experience except for my inability to get the Wired Connection working. I have a Wireless connection that connects and allows me to access Internet. ...
0
votes
1answer
49 views

How to make bonding using mobile broadband 4g dongles

Actually I did connect both ppp0 and ppp1 using nm-connection-editor(network connection setting). But now I wish to make a balance-rr(mode 0), and thought that bonding would do that for me. I need ...
2
votes
0answers
431 views

Bring interface up even if link is down (no carrier)

My system is a Dell PowerEdge T140, running Ubuntu 18.04.2. I have a service that depends on the host's primary IP address, and that service fails to start if that address is not configured on the ...
0
votes
1answer
222 views

In Mint 19.1, how do I bond an ethernet and a wifi adapter?

In Mint 19.1, I can see in "Network Connections" that I can bond 2 ethernet adapters. How do I bond an ethernet adapter and a wifi one without completely disabling the GUI configuration of networks? ...
0
votes
1answer
33 views

Centos 6.7 in a laptop does not detect network interfaces but detect network hardware

I am installing CentOS 6.7 in my laptop, I have Windows 10, Centos 6.7 and Ubuntu 18 installed, but CentOS is the only OS that is not detecting any network interface, wired neither wifi. I used ...
4
votes
2answers
373 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 ...
2
votes
0answers
166 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
419 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 ...
3
votes
1answer
51 views

Which programs configure the network based on the settings in /etc/network/interfaces?

I have installed Stretch and I find that NetworkManager gets in my way more often than not, and I would rather familiarize myself with network interface administration at a lower level based on the ...
0
votes
2answers
212 views

Debian Stretch / Gnome Network Manager: select network interface for sftp

So I have a computer running Debian Stretch; it needs to network to a Raspberry Pi on eth0 using a static IP (e.g. 192.168.0.x), while being able to grab files via sftp using a mobile broadband modem (...
1
vote
0answers
287 views

split json file based on number of objects

I have a file that contains objects. The object starts with a { and ends with }. There are other internal brackets { } in some items like chain but they have indentation. The file I have is very large ...
0
votes
2answers
81 views

Is there a way to cache the last IP assigned on DHCP clients and use that if the DHCP server is down?

I would like my DHCP clients (CentOS 7) cache the last IP assigned (reserved) for them and use that if the DHCP server is down. Below is the current network interface configuration of my DHCP clients:...
1
vote
2answers
1k views

CentOS 7 DHCP Client - How to use “classless-static-routes” (“code 121”)?

According to this answer... https://unix.stackexchange.com/a/457577/61742 ... I can use the following configuration to use pushed routes from my DHCP server in my DHCP client by placing in the /etc/...
0
votes
1answer
36 views

Networking has stopped working - where can I find out why?

The XUbuntu PC in my boy's room has been working fine for years. Today, with no changes made to configuration or anything, the network no longer works. If I check the status of the networking service ...
0
votes
1answer
1k views

My wifi is hard blocked in Ubuntu, how to bring it up despite rfkill

My wifi is not working in Ubuntu 16.04, it is hard blocked, but there is no any physical switch that i can turn it on. This question was asked and answered more than 50 times all over the Internet ...
2
votes
1answer
67 views

Why can't I change my MAC address to this address?

Why can't I spoof my wifi card's MAC address to 1F:2E:3D:4C:5B:6A. Is that address invalid? root@:~# ifconfig wlan0 down root@:~# ifconfig wlan0 hw ether 1f:2e:3d:4c:5b:6a SIOCSIFHWADDR: Cannot ...
0
votes
0answers
54 views

Arch netctl profile configuration

I'm new to Arch and I'm trying to set up my Raspberry Pi with Arch-ARM to connect to my uni's network. I think I've figured out what I need to do – I've currently got a netctl profile up in nano, with ...
1
vote
1answer
2k views

GSM device unavailable in NetworkManager

I've been trying for the last few days to set up a GSM connection on my new ubuntu box. However, I can't seem to get Network Manager to manage it correctly. The box is a compulab fitlet2 and the cell ...
0
votes
1answer
912 views

Error with the wifi and the network manager in the Deepin launcher

I have a very strange error, it turns out that my Wi-Fi interface is not being managed by the Wi-Fi icon of my launcher in Deepin 15.5. It does not show me other Wi-Fi networks nearby, however the ...
6
votes
1answer
2k views

Linux disables ethernet auto-negotiation on plugging-in the cable?

I recently noticed I am only getting 100Mbit/s of througput on my gigabit home network. When looking into it with ethtool I found my ArchLinux Box was using 100baseT/Half as link speed instead of ...
2
votes
0answers
57 views

Debug friendly alternative to NetworkManager?

NetworkManager is great, when it works. When it fails I find it completely impossible to debug. Is there an alternative that is similarly easy to use, but which also shows you what is being run, so ...
1
vote
1answer
77 views

Computer needs a restart if internet connection restarts/disconnect and reconnect in Linux mint

I am working on a Linux mint machine in my office. There are two internet connections. We often switch the connection due to the error in one connection. But once the switching is done, I need to ...
3
votes
1answer
718 views

How to override a vm DNS servers?

I'm running a CentOS 7 Virtual machine and it's picking up the DNS nameservers from my Fedora 27 system via DHCP I believe. I am trying to change the DNS nameserver in /etc/resolv.conf to google name ...
0
votes
2answers
3k 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'...
0
votes
1answer
929 views

Increase wireless interface link speed

I have got a new internet connection which is at 50Mbps. The previous one was at 6M. I have this problem now where i can't get more than around 15M. My wifi card is the RTL8187 onboard of the "asus ...
0
votes
2answers
893 views

NetworkManager service interfering with my connection in kali

I recently bought a new laptop for pentesting purposes, to mess around with stuff on my home network, and my intentions were to install virtualbox (oracle) and download a kali image to do stuff with. ...
2
votes
4answers
4k views

Missing vboxnet interfaces after upgrade to Fedora 26

I was running Fedora 25 on my workstation, with installed VirtualBox (5.1.24) and 2 Host-only networks (vboxnet0/vboxnet1) which were shown in graphical network manager in Gnome. After upgrade to ...
-1
votes
1answer
303 views

Useless Wireless Network Interfaces Wifi Is not working

When I type my command in ubuntu it is showing me something like this. lo no wireless extensions. docker0 no wireless extensions. br-6e37f0ffedf9 no wireless extensions. vethc10412d no ...
1
vote
0answers
58 views

intel centrino 6250 agn not loading wlan interface

I bought this PCI card: Intel Centrino WiMAX 6250. Problem: The wifi card is detected by the system, it loads the module, etc but does not create the interface. ifconfig enp3s0f2: flags=4163<UP,...
3
votes
1answer
148 views

Network manager misses my network card

I've got the following network card: Bus 001 Device 002: ID 12d1:1506 Huawei Technologies Co., Ltd. Modem/Networkcard It's accessable through ip tool and properly works with dhcpcd (3rd entry in the ...
1
vote
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
2answers
4k views

Manual Configuration or WPA Supplicant for WiFi on a University Network

I am using Debian Stretch/Testing with Xfce. I have an eight year old Acer laptop. I am currently using network-manager-gnome to connect to WiFi from the laptop at the university where I teach. Most ...
0
votes
1answer
753 views

Network manager show eth0 connection but no interenet access

I tried ping www.google.com and ping 8.8.8.8 and access the web browser manually, resulting in "server couldn't connect". I have 3 connections via eth0, wlan0 and wlan1(through USB) , eth0 doesn't ...
2
votes
0answers
542 views

veth pair from a single physical nic

I'm trying to setup an all-in-one Openstack kolla on a CentOS-7 with a single physical NIC, but I cannot manage to setup the network for VMs to get ips on the same LAN as the host. According to the ...
2
votes
4answers
6k 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 ...
2
votes
1answer
6k views

Trouble connecting to VPN using network-manager, while command line works

If I try to connect to my VPN using Network Manager, it fails, and /var/log/syslog reads: Dec 4 17:43:25 zepto nm-openvpn[1696]: OpenVPN 2.3.4 x86_64-pc-linux-gnu [SSL (OpenSSL)] [LZO] [EPOLL] [...
1
vote
2answers
2k views

How to link RT2870STA.dat to an AP for wifi connectivity with TP-Link T2UH AC600?

I bought a TP-Link Archer T2UH AC600 wireless adapter, I have been able to compile the drivers fine but the issue I'm facing right now is the RT2870STA.dat file. I'm trying to guide from the manual TP-...
0
votes
2answers
1k views

Easy to use command line wifi / networking tool [closed]

I consider myself mildly proficient with command line, and I'm sure if I tried hard enough, I'd eventually be able to connect to my wifi network using ifconfig, iwconfig, dhclient, etc. and lots of ...
0
votes
1answer
46 views

New network interface created after reboot - OEL 6

We do not remember the setting apply via network manager applet -Redhat6 - but after each reboot of the virtual machine, new network interface appear in network manager with no ip address no mac. This ...
1
vote
1answer
4k views

How to disable interface just for NetworkManager in Kali Linux?

I have two WLAN interfaces, and I want to disable one of them for NetworkManager, so that if I run something like service network-manager stop, all the interfaces should stop except on of the WLAN ...
0
votes
1answer
453 views

Set an IP in Centos for access in SSH when connected through WiFi

I recently installed CentOS 7 on Virtual Box with a minimal installation, and I have enabled the network interface in order to show my IP and access to it through SSH when connected by an Ethernet ...
2
votes
0answers
708 views

Wifi interface recognized as ethernet

I am having trouble setting up my wifi configuration persistently. I have tried both netctl and NetworkManager and both only work after manual setup. What I find especially weird is that ip link ...
4
votes
2answers
903 views

How to have a device's IP discovered in a network in a simple manner?

At the startup I work, we're setting up a device for image capturing and analysis. It's a box with a camera, with Ubuntu Linux embedded, and, let's assume, we don't want to connect a monitor to this ...
2
votes
1answer
515 views

Multiple network interfaces and airmon-ng

Before using airmon-ng on a network interface, you now have to do : airmon-ng check kill This is essential in order to be able to put any interface in monitor mode, but it stops the service network-...
3
votes
1answer
8k views

How to setup network without wicd or NetworkManager?

I am working on a raspberry pi box with ubuntu(15.10) installed. It has limited memory so I want to same as much as possible. In memory usage report wicd/NetworkManager and subprocesses usage aprox ...
1
vote
1answer
1k views

Kali 2.0 DSL connection [duplicate]

I have freshly installed Kali 2.0 but I don't know to how to get access to the Internet by using my Username and Password. Can anyone tell me how to configure manually Ethernet(eth0) or rather DSL/...
1
vote
2answers
2k views

Route incoming and outgoing on same interface

My router currently provides the NAT to all the PCs and the Ubuntu desktop (with some server functions) in the network. I want to use the Ubuntu system as a proper firewall, but it only has one ...
1
vote
2answers
174 views

Why ip_forwarding=1 fails with VPN?

My computer offer a Wifi AP, to share its eth Internet connection. It works painlessly. I decided to connect my computer to my VPN server (my eth <=> VPN distant server), in order my "WifiAP ...
2
votes
1answer
3k views

How to unblock wifi at boot?

I'm using Ubuntu 14.04. Each time my laptop boots, wifi is off (rfkill list states that Wlan0 is Soft blocked). Obviously, I can unblock it (thanks to the GUI, or command rfkill unblock wifi or ...
10
votes
2answers
53k views

Restarting all the network in Ubuntu after hibernating

When my Ubuntu 14.04 machine awakes from hibernation, sometimes the network is disable and enabling it does not make it work again. Running sudo service network-manager restart alone does not solve ...