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0answers
756 views

udev 70-persistent-net.rules behavior change

I currently manage over 30 nodes of Ubuntu, some are desktops, some are servers with version 14.04. Some node have 70-persistent-net.rules file which auto generated by udev.d, some node don't have ...
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0answers
145 views

Ubuntu 15.04 graphical interface doesn't start

I have got a problem with my Ubuntu. I accidentally closed the graphical interface by pressing Strg+Alt+F1. I returned to the graphical interface by pressing Strg+Alt+F7. Everything seemed fine, but ...
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0answers
138 views

my ubuntu 15 dose not boot on lenovo e440 . unsupported brightness interface

I have lenovo e 440 thinkpad and I'v installed ubuntu 15 on it. every thing worked fine. but know when I power on my laptop ubuntu dose not boot and it says : unsupported brightness interface . what ...
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0answers
53 views

External audio interface sometimes not recognized

I just bought and external usb audio interface (Focusrite Scarlett 2i2) and tried to set it up with my laptot running Ubuntu 14.04. The problem is that it behaves weirdly. Sometimes, it is recognized ...
3
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1answer
579 views

ifquery working but not ifdown or ifup

I am trying to configure my network card in Ubuntu 14.04.2 using the /etc/network/interfaces file. The ifquery command works like a charm, always returns the right thing, but ifdown and ifup do not ...
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0answers
215 views

Bridge external IP to the qemu standalone Virtual Machine

I'm having a very specific issue. To let You know what I'm up to, I will describe the whole infrastructure of my system. I've got a Ubuntu host machine on which I run up to 4 virtual Ubuntu ...
0
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2answers
56 views

Basic question on ubuntu desktop /interface [duplicate]

I need lil clarity , I am sort of lil new to ubuntu [ a weel old :)]. I am exploring the OS and really finding it awesome . Mean while, I did come up with some basic doubts which needs clarity . I ...
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0answers
55 views

How can a serial connection be set up as a network interface if at all?

I have a VM running Ubuntu 14.04 on Windows 7. My Windows machine is connected to a (CAN bus) data generator which ends in a serial to USB connection. I can forward this connection to the Virtualbox ...
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0answers
118 views

Is there a way to display window title in the Ubuntu sidebar, like in Windows before 7?

My current main OS is Windows 7. I changed the taskbar to run vertically, mimicking Ubuntu's efficient use of the 16:9 widescreen ratio of modern monitors. I also display window titles together with ...
1
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1answer
1k views

My ethernet interface name has changed from eth0 to eth1

I was doing some work in GNS3 in which I had to run a Virtual machine(tiny version of OS) and needed to connect that machine to a virtual router that was running also on GNS3. For this I needed to set ...
2
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0answers
29 views

Geany doesn't support x-selection paste inside same file?

On the Ubuntu environment, I find it very handy that I can select some text somewhere, and then middle-click somewhere else and the text will be pasted. Geany supports pasting text this way, as long ...
0
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1answer
267 views

Even after removing vlan entry in /etc/network interfaces file, ifconfig is showing the intreface

I had set up a vlan in interfaces file. Later on, even after removing the entries and restarting network, the ifconfig command is displaying that interface. Even ifdown isnt taking it down. Ifdown ...
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0answers
28 views

Gnome flashback interface styling related on Ubuntu 14.04

Is it possible to get the window for shutdown/restart from Unity, with the blurred background and all, on Gnome flashback? On flashback, I currently get the old basic window.
1
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2answers
405 views

Dynamic IP with static DNS

Getting a dhcp'd IP ok, but DNS is not resolving. 2 part question: using nmcli how can I see what DNS server's I am using? where do I go to configure a STATIC DNS server for a wireless interface ...
0
votes
1answer
111 views

How to tell which USB port to monitor

I'm trying to capture some packets for a USB device which works in a MS Virtual Machine, so that I can try to write some Linux support. I am using libpcap and wireshark to capture the USB packets. ...
0
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1answer
86 views

What cool features/applications are there to change the way ubuntu GUI interface looks and feels? [duplicate]

I'm new to ubuntu, and was just curious of things that I can do with this OS (ex: changing folder icons, button icons, etc.). I know this isn't really a technical question, more of a fun one. What ...
1
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1answer
1k views

Ubuntu 14.04 LTS server: configure virtual network devices [fail]

Since a few hours I have a problem with the networkdevice at my server. When I (re)boot the server I get the following fail-message: configure virtual network devices [fail] A few moments later it ...
1
vote
1answer
291 views

ifconfig sets wrong broadcast until ran again

This issue is very confusing for me. ifconfig sets a different broadcast address than specified, until I run the same command again. I'm trying to change the eth0 interface: inet addr:172.23.5.1 ...
1
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0answers
14 views

Where can i find complete documentation of managing network with only command line? [duplicate]

Where can i find complete documentation of managing network with only command line? Is there any kind of risk ? Note: Last time when i try command line, the graphical network manager create problem, ...
2
votes
1answer
478 views

ifdown in cron bash script fails to run

I have a script that is run when a server (Ubuntu 14.04) boots up using @reboot in crontab (Under the root user) @reboot /bin/bash /root/init.sh >> /var/logs/vminit.log The script runs a ...
1
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0answers
144 views

Try DHCP first, if it fails assign static address and use the machine as a DHCP server itself

As the title says, I have a tiny screenless Ubuntu server that I move around, that has two different behaviors and needs to adapt automatically, that is, without any human intervention, at bootstrap: ...
1
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0answers
37 views

Interface delay with NVIDIA driver

I am experiencing a strange bug with a new installation of Ubuntu 14.10. It looks like I/O events are processed with a delay. That is, every event from either the mouse or the keyboard (both USB) ...
1
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1answer
282 views

How to center windows title text (ubuntu 14.04 )

I'm trying to change the title text of the windows in unity to the center I saw this tutorial: ...
0
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1answer
574 views

wlan1 interface disappeared from ifconfig

I was trying to make a virtual interface on my wlan1 card (like set hostednetwork from windows) by editing /etc/network/interfaces: auto wlan1:0 iface wlan1:0 inet static address 192.168.4.1 netmask ...
0
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1answer
314 views

Can no longer access Ubuntu Server 14.10 remotely after upgrade/reboot

I rebooted my Ubuntu server this morning (as updates needed a reboot) and now I can't reach it. Here's what I determined: It was running fine before the reboot! I can't ping the server from another ...
0
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2answers
3k views

Lubuntu 14.04.2 change network configuration using terminal

I am sorry to ask about this again, but i cannot figure out, even after reading a lot of articles, how to change my network configuration from command line, without having to restart the machine. I ...
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1answer
117 views

how to interface xenserver and ubuntu14.04

i install xenserver hypervisor in 1st laptop and in 2nd laptop i installed ubuntu 14.04 LTS with openstack using devstack installation. Now i want to interface this 2 laptops. how to interface between ...
1
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2answers
2k views

How to remove the internet interfaces?

In my internet list there are several wifi id's which is always displaying even I delete them through the GUI. How am I supposed to get to the interface files and edit the interfaces of ethernet and ...
2
votes
1answer
7k views

KVM - Create a virtual machine with 2 bridges interfaces

Can someone please let me know to create a VM using KVM with 2 bridged interfaces. I have a server that has Eth0 and Eth1 configured and connects to 2 separate networks, I'd like to create a VM within ...
5
votes
3answers
13k views

interface device name em1 to eth0 linux 14.04 lts

I Have installed Linux 14.04 lts. I am getting interface device name as em1 and eth0.I want to rename it as eth0 and eth1.
1
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1answer
284 views

Boot randomly leaves eth1 unable to send but can receive

On my Ubuntu 14.04 server with dual NICS the NIC connected to the router, eth1, will, just after boot randomly be in a state in which it can listen but not send. I use Wireshark to monitor the ...
2
votes
1answer
317 views

full disk encryption interface on boot

Is there a way to customize the full disk encryption interface on boot? I want a different background or a blank screen showing instead of this:
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0answers
476 views

Ethernet Lights Not On When Cable Connected And Not Working

I have two OS and second OS connects to internet easily, so it's not a hardware problem. The output of lspci is: 00:00.0 Host bridge: Intel Corporation 2nd Generation Core Processor Family DRAM ...
0
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1answer
301 views

Why does booting fail when /etc/network/interfaces file is misconfigured

I often edit /etc/network/interfaces file to setup ad-hoc connection among PCs. If I happen to reboot the system, the system waits for a long time saying 'Waiting for Network Configuration...'. ...
0
votes
1answer
31 views

Switching between giu and cli on 14.04 server

I have a 14.04 test server I am running in vmware. I installed a gui (sudo aptitude install --without-recommends ubuntu-desktop) that a starts by typing startx. Now I am wondering how to switch back ...
0
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1answer
158 views

How (or is it possible) to run code inside of /etc/network/interfaces?

The task: generate random mac when an interfaces comes up. #this does work to generate a random mac echo '00 60 2f'$(od -An -N3 -t xC /dev/urandom) | sed -e 's/ /:/g' the inside of ...
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1answer
35 views

Creating interactive prototypes in Ubuntu

I will be working on Ubuntu as a UX designer and was wondering if any other UXer in the same situation can recommend software to produce fairly advanced interactive prototypes. I'm thinking something ...
1
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1answer
4k views

Adding virtual interfaces in /etc/network/interfaces is not permanent

I'm running Ubuntu 13.10 in a VM from a Windows host. I have added virtual interfaces to /etc/network/interfaces, like in auto eth0:18 iface eth0:18 inet static address 192.168.46.3 netmask ...
1
vote
1answer
458 views

Ubuntu 14.10 Can't Create New Files from Context Menus

I just installed Ubuntu 14.10 and I can't find the New File option anywhere. The New Folder is there, but I can't create new files except if I run the touch command in the command line. Is there any ...
0
votes
2answers
1k views

Installed Ubuntu 14.10, and nothing works

I've installed it on my old Acer Aspire 6530 from an USB. But I have not interface, or what to say. There is no menu to the left, there is no top bar with information (Wifi, battery and such) and ...
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0answers
144 views

Setting up a preferred network interface in linux

I need to set up the network interfaces of a linux box running Ubuntu Server. The box will be deployed in an industrial vehicle and will operate headless (i.e. no monitor, no keyboard/mouse). The ...
0
votes
1answer
311 views

How to change the color interface of Ubuntu?

I want to get an interface like the one on the big screen on Ubuntu, how can I do that? I searched around and learned how to change the background and the foreground color, but this one is just ...
0
votes
1answer
62 views

get pdiffer working in ubuntu

I am trying to use pdiffer in ubuntu. It is a python interface to the PerceptualDiff tool. https://pypi.python.org/pypi/pdiffer I installed pdiffer using pip (after installing pip) I installed cmake ...
1
vote
1answer
44 views

Can each user use a different gui on the same machine?

Is it possible for every user using ubuntu 14.04 (or later) to have a different gui interface? I would like to set up ubuntu to replace windows and for my wife would like to install the W7 interface ...
0
votes
1answer
115 views

slow boot time on two static IPs

I was wondering why I have such a slow boot time when I have two static IPs set in the /etc/networ/interfaces file? auto lo iface lo inet loopback auto eth0 iface eth0 inet static address 10.8.10.8 ...
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0answers
22 views

Unsatisfied while opening home folder for the first two time

Question may be little logistic Open home folder for the first time clicking files in the taskbar. Go to some drive you have partitioned and open a file from there.Make sure you are not in the ...
1
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1answer
45 views

Interface Problem. Plz help

so...yeah...I've been planning to try Linux for quite a while now and suddenly thought of getting Ubuntu alongside my windows 8.1. everything went smoothly (that's not true, took a week) after ...
0
votes
1answer
2k views

Logitech Media Server web interface won't open on Ubuntu 14.04

I always worked on Microsoft Windows (latest one was Windows 7), but changed to Linux one year ago. I used to run Logitech Media Server on Windows and also on Lubuntu without any problem. Smoothly ...
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0answers
79 views

What is the cni0 interface seen on ifconfig

What does the cni0 interface denote? cni0 Link encap:Ethernet HWaddr 00:50:F1:80:00:00 UP BROADCAST RUNNING PROMISC MULTICAST MTU:1500 Metric:1 RX packets:3 errors:0 dropped:0 ...
0
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1answer
67 views

Changing Order of Interfaces

Hoping someone can help me, what I'm wanting to do is change the order of my interfaces on Ubuntu 12.04LTS. We're running our Ubuntu server on a VMWare box with three virtual interfaces. I've read ...