Managing and using network connectivity on a Ubuntu system

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Issue when try to access Windows 7 folder from Ubuntu 14.04 PC

PC01 - Windows 7 Below settings are ENABLED from 'advanced sharing settings' Turn on Network Discovery Turn on File and Printer sharing PC02 - Ubuntu 14.04 LTS Samba service is installed on ...
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12 views

Network adapter not working after return from Linux

I have dual boot Ubuntu 16.04 with Windows 10.I am not able to connect to network after I return from Linux to Windows. I use wired connection. I see message "No connection to internet" and in ...
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1answer
14 views

Ubuntu MATE is getting the wrong IP address

I have a job online and my ISP runs an ethernet cable directly into my house (Internet over Power). My Job has a "secure desktop" which is basically a VPNd linux distro running Docky on a flash drive. ...
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2answers
41 views

Connected to Ethernet, but no Internet

My problem: I am connected to Ethernet "wired connection 1", I can see that in the network manager (the up and down arrows). But when I open up Firefox or anything else that requires Internet ...
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5 views

Wifi is connected but internet drops after some time

Internet connection drops after some random amount of time which changes from seconds to 15 minutes. However, wifi is still connected at full strength. I have to disconnect and reconnect every time ...
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7 views

Network connection stops functioning when using the interfaces file to configure wireless

I am running Ubuntu 16.04 server on a low powered machine that I intend to use as a testbed for home automation. I am trying to keep this machin connected to our wifi at all times so it can ...
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19 views

WiFi not working on Ubuntu 16.04 new installation on Laptop

I have installed Ubuntu 16.04 on my Laptop (HP Envy 4 Ultrabook 1028tu, WiFi module is Intel Centrino Wireless-N 2230) But I can't turn on WiFi, so I cannot connect to WiFi networks. How to fix this ...
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10 views

static ip ubuntu server cannot connect to the internet in virtualbox

I'm currently using Ubuntu server 14.04 with a static ip setup with to Ubuntu clients attached successfully as I can ping them. I tried to ping google (8.8.8.8) but it was unreachable. I would like ...
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1answer
22 views

Ubuntu16.04 wired connection not working after suspend

I have a dell vostro 14-5480 laptop installed Ubuntu 16.04. I recognize that after suspend, my wired connection does not work anymore. I tried restart network-manager service by sudo service network-...
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1answer
25 views

Allow ip address / machine name accessible from remote conneciton

I've installed a ipfs file server and can access it locally on port 8080 but cannot access it via machine name or ip address locally. so http://localhost:8080 connects but http://<...
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15 views

TightVNC viewer closes erraticly after starting a program

I have Ubuntu 14.04 and connect with TightVNC viewer from Windows 10. It seems to go well, until I start a program, for example an internet explorer. It then just closes, with the message: "Connection ...
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15 views

Dell XPS 15 wireless adapter not working in ubuntu 14.04

I have a Dell XPS 15 dual boot Windows 10 and ubuntu 14.04. The wireless works in Windows 10 but the Ubuntu doesn't recognize my wireless internet card. I have seen a similar post here (Wireless not ...
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13 views

Ubuntu 15.04 Cannot Create a Network Connection [on hold]

I was trying to configure a VPN Connection. Some how I lost my current Network Configuration. After a few days researching, I could make my network work and also have internet access. However, the ...
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18 views

Wifi show very low singal in hp wifi card details((rtl8723be)) [on hold]

My wifi is getting connected but it's showing a very low signal though I am very near to the router I have tried many soultion given here but it didn't help me sudo apt-get install git build-...
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15 views

Ubuntu 16.04 Tor Transparent Proxy only works for wired interface?

i had followed the documentation here and i am sure tor is working base on this link now after setting it all i tried to connect my apple devices to my server but it cant get trough my server is ...
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12 views

VirtualBox inside LXD cannot communicate with LXD's host

I am running an Ubuntu server (server-box), which isrunning an LXD container (lxd-box), and LXD is using an ethernet bridge which I set up using this guide. lxd-box is running an instance of ...
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23 views

OpenVPN fails to start with error “could not execute external program”

I've been banging my head against the wall for several hours now and I'm at my wits end. I've double checked my setup against numerous guides and it checks out, but OpenVPN still fails to start. The ...
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15 views

how to make vncserver to listen on port 443

Greeting. I try to make vncserver listen on port 443 which is the https port. It does not work and it gives me this log file: $vncPort = 443 + $displayNumber; And the log file shows this error: ...
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1answer
46 views

No enable wifi option after installing Ubuntu 16.04 [duplicate]

Clicking on the wifi dropdown menu on the upper right shows options of "Ethernet Network"(greyed out) and "Enable Networking". However there is no enable Wifi option at all. Running sudo service ...
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10 views

Error in adding a network printer, Printer wizard freezes

I am trying to add a network printer that is connected to a Windows 7 machine, to Ubuntu 14.04. My linux box is up-to-date. I can connect to the windows machine to get files and what not through SMB. ...
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14 views

Dell Inspiron 15R : ubuntu 16.04 wifi connection lost after few minutes of login

I have installed ubuntu 16.04 in Feb 2016,my wifi was working fine for few days but then I ran into wifi connection issues. After booting the wifi stays for few minutes then disconnects itself then it ...
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1answer
26 views

Sharing Wifi connection over ethernet, Still no internet access

I am trying to share my laptops (16.04) wifi connection with a beagle bone (14.04 no gui) through ethernet. I've done this process before on a raspberry pi and an odroid-xu4 but the same process does ...
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22 views

Errror while running ./waf --run first

When I try to run: ./waf --run first I get the following error: Waf: The wscript in '/home/gone/ns3/ns-allinone-3.25/ns-3.25' is unreadable Traceback (most recent call last): File "/home/gone/...
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0answers
11 views

Ubuntu wont install in gigabyte GA -N050M - D3P motherboard [on hold]

When I try to install Ubuntu in my gigabyte ga - n3050M motherboard, I get the following error no display driver
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2answers
39 views

Connecting to a server via the command line

Newbie networking question here... So, I have followed some instructions from my university to connect to my personal space on the university network. The instructions are to open Nautilus, then ...
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28 views

Wifi is not working in my hp 15 ab 220 tx : Wifi card (RTL8723BE) [duplicate]

wifi is not working in my laptop (version ubuntu 15.04) even though i have update the wifi card driver using these commands sudo apt-get install git build-essential git clone https://github.com/...
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1answer
22 views

Ubuntu 16.04 desktop DNS configured over DHCP resolves only sporadically

Hi there I just freshly installed Ubuntu 16.04, gnome edition. In my network, a Windows 2012 R2 server is AD, DHCP and primary DNS. My router is secondary DNS. My client picks up the right addresses ...
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18 views

how to set a network configuration

Helo every one. i have a lenovo tablet mix 2 11.6 and the program i running on this mashin is windows 10 home version 1511,and it's works fell. i recently installed ubuntu kylin 16.04.1 by doing so ...
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16 views

Am using windows 8 for hp pavilion 2000dv, how can i switch on my wifi? [on hold]

Am using hp pavilion 2000dv with windows 8 but dont know how to switch on the wifi
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1answer
37 views

Static IP address on Ubuntu 16.04

I want to have the ability to edit my static IP on Ubuntu 16.04 Desktop using only CLI. However, when I do that I have two IP addresses for the same machine: one is assigned by DHCP server and the ...
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8 views

Using ZTE WCDMA Technologies MSM on Ubuntu 16.04

I am using Kubuntu 16.04 and trying to load ZTE WCDMA Technologies MSM USB GSM modem but not succeeding. The flash disk (USB stick) doesn't load as modem nor as flash disk. When I insert flash disk ...
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1answer
21 views

Intel wireless 8260 is UNCLAIMED, no solutions work

I have an intel wireless 8260 card in my Dell XPS 13 Developer Edition laptop. The other day I was browsing on chrome when my computer froze. I waited about an hour, and nothing happened, so I help ...
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33 views

Wifi not working on Ubuntu 14.04 (using an external wifi adpater)

Yesterday, I installed Ubuntu 14.04 on my lenovo laptop alongside windows 8.1 . Since then I have trouble using wifi on Ubuntu. I am using a external wifi adapter to run wifi on my windows and it is ...
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13 views

Can't use iPhone USB tethering

I am on Ubuntu 14.04 and I have an iPhone. Earlier I could use its internet via USB on my laptop. But now I can't. Whenever I connect the cable, Ubuntu says "Network Disconnected - You are now ...
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17 views

interface naming on server 16.04.1

I attempted a fresh install of 16.04.1 on a server that had been running 14.04.1 This x64 and the box has a half height intel pro1000 and an intel pro1000 on the motherboard. I can successfully ...
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5 views

Record Failed Password

we use an external wireless card to create a hotspot and to share wifi with other devices in the office. we do this because it creates an internal ip which i tihnk helps isolate traffic from the rest ...
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1answer
19 views

Properly disabling predictable interface naming on Xenial

I'm running a few Ubuntu Xenial instances on an Openstack private cloud, and running into trouble with predictable network interface naming. I've tried to disable it by setting GRUB_CMDLINE_LINUX="net....
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13 views

I don´t open a shared folder in “connect to server”

In Ubuntu Desktop 16.04 i can´t open a shared folder in "connect to server". I tried in Ubuntu 13.10 and i can open shared folders without problems. You know if there are changes in Ubuntu Desktop 16....
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1answer
32 views

Can't connect to a specific WiFi network (Lubuntu 16.04 LTS)

I can't seem to connect to a specific WiFi network on my laptop running Lubuntu 16.04 LTS. I had been using this network for months on this laptop, eventually it just stopped working. I've looked at ...
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1answer
54 views

UFW BLOCK syslog - tcp/ip is blocked and this is allowed in UFW

Well I'm new in this things, I have been searching a solution for my problem, reset, and do it again, specify port and protocol, port in and out with a protocol, but i can't. Information problem: ...
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11 views

How to allow access to ufw protected port only from OpenVPN Clients

I've been struggling with this for some time now. I'm a ufw / openvpn noob so please forgive me if this has been addressed elsewhere (although I couldn't find an answer that worked for me). Basically ...
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10 views

No “Options” button in Hotspot screen on Ubuntu 14.04

I've searched a fair bit, and found a lot of hotspot setup info, but nothing directly related to my issue. I have an Intel Compute stick running Ubuntu 14.04 with the latest updates (as of last night)...
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13 views

VirtualBox: No IPv6 in Ubuntu guest (Win10 host)

I'm using VirtualBox with Windows 10 as host and Ubuntu 16.04 as guest. In general it's all working well but a test for IPv6 connection tells me that I can't connect to IPv6 sites, leading to some ...
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7 views

Preparing a DevBox with Ubuntu Server to interface with a windows 8 Machine

I am well aware of the fact that this question may have been asked too many times than a few, however, with some of the tutorials I gotten hold of to read through coupled with answers from similar ...
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1answer
38 views

How can I set a second network interface in ubuntu 16.04?

I'm new into networks administration and I'm having some problems... I'm trying to configure my networks in ubuntu 16.04. The idea is to configure two networks through the same ethernet cable. One of ...
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28 views

Ubuntu and squid first world problems

Due to circumstances I won't get into, I have had to reinstall my squid box. I'm sure I've followed the same Ubuntu guide to set it up again (https://help.ubuntu.com/lts/serverguide/squid.html). ...
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2answers
32 views

“Wi-fi is disabled by hardware switch” with TL-WN722N card on Lenovo T400, Ubuntu 14.04

my builtin wi-fi card went down, so I bought TP-LINK TL-WN722N (a USB one). It worked straight away with Windows XP, but it did not with Ubuntu 14.04 as the driver was missing. I installed ath9k ...
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1answer
17 views

gcloud usage 101 for ssh

How do I install and use gcloud? In the context of: Connecting to Linux Instances This guide shows you how to connect to Linux instances using common SSH tools on Linux, OSX, and Windows ...
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Nova Compute LXD and Linux Bridge Agent on Ubuntu 16.04.1 and Documentation

As I could not make a compute node work out of the box with lxd with 16.04 for networking I was wondering if I could be pointed to the right direction. Two questions: 1) Does nova-compute-lxd work ...
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1answer
40 views

Ethernet Not Working In Ubuntu 16.04 LTS in dual boot system!

I have a dual boot system with windows 10 and ubuntu 16.04 . Ethernet is working perfectly fine in windows 10 but on the contrary Ubuntu shows "Cable unplugged" . I have been surfing the web for about ...