Managing and using network connectivity on a Ubuntu system

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How can I disable wlan for a specific user account

I would like to disable wlan for some users while keeping it enabled for other users. I am using Ubuntu 14.04. It is important that the user accounts for which wlan is disabled should come up that ...
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5 views

IP PORT forward request through VPN

I premise I'm not a network expert, so please don't blame me if I'm going to write something fool. I applied the instructions here: IP/PORT forward requests to another server to make the same ...
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7 views

How to send USSD codes using Modem Manager GUI?

Whenever I try to run USSD codes via Modem Manager GUI, I get weird output. How to convert it to readable format?
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Keepalived on wlan0 Ubuntu 15.04 not working

Keepalived works just fine when I configure it for eth0 (when I actually plug in ethernet cable) but not for wlan0. My /etc/keepalived/keepalived.conf looks like this: global_defs { # machine name ...
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What does the procps upstart job start on condition need to be to properly apply sysctl.conf IPv6 settings?

In ubuntu 14.04 disabling IPv6 via sysctl.conf does not work. Though the settings are applied on startup, both /proc/sys/net/ipv6/conf/all/disable_ipv6 and sysctl net.ipv6.conf.all.disable_ipv6 ...
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1answer
38 views

'Disconnected: You are now offline'

I am new to Linux and this group as well. So, please let me know if any more information is needed from my side related to the issue I am facing. I have installed Ubuntu 14.04. And I am currently ...
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13 views

Wifi performance problems with iwlwifi on 15.04 x64 with kernel 3.19.0-22

I have recently been given a laptop with an Intel Centrino Wireless-N 1000 card. When I connect to a network, speed maxes out around 11Mbps TCP and 23Mbps UDP (measured with iperf3). wlan0 ...
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1answer
11 views

Android studio on Ubuntu doesnt connects to API server

So I am working on a app which is created by a fellow programmer who is now not available. When I run the app via android studio it starts normally but when I click on login button on the login screen ...
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1answer
12 views

Linking to local files on a Windows file server share

I tried to find a similar topic, but failed to do so. So I am asking the question here. At our company I am running a pilot to get Ubuntu on our machines, as it would solve a lot of our problems. ...
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8 views

cannot browse although connected to internet

yesterday i tried to install a management system into my 12.04 ubuntu. I tried to edit the repository in sources.list using sudo gedit /etc/apt/sources.list . I am not sure whether i type it ...
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17 views

Network keeps disconnecting

I am very new to Ubuntu so here is my issue. I installed Ubuntu and everything worked fine but my network is not working as it keep disconnecting. I have looked and I have done: sudo ishw-c network ...
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34 views

Ubuntu network card wifi not working

So I recently installed Xubuntu on my laptop, dualbooted with Windows. Everything works perfectly on the Windows side, but in Xubuntu, for some reason it doesn't either recognise or it can't access ...
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15 views

Can't connect to archive.canonical.com

This is a problem that has been driving me insane. Whenever I use the terminal to download anything, updates or programs, I can't get past 0% while it says, [Connecting to archive.canonical.com ...
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For a 32-bit Ubuntu 14.04 install, How to install Broadcom wireless 32 bit drivers offline

I have found the steps for doing this with the 64 bit installation of Ubuntu, and I assume that the steps are the same for the most part with the exception of the actual files used. I need some ...
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18 views

Dell Vostro 270 ethernet in Ubuntu 14.10

I upgraded from Ubuntu 14.04 to 14.10. The eth0 stopped working :-/ . Here is the lsmod, lspci, lsmod Module Size Used by xt_conntrack 12760 1 ipt_MASQUERADE ...
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16 views

ThinkPad T510 14.04 Server LTS x64 No WiFi after installation

I've been having trouble with the wireless card while installing 14.04 Server LTS x64 on my Lenovo ThinkPad T510. I'm familiar with Linux but I am no power user. I'm installing from a USB drive. ...
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1answer
21 views

How do I get the linksys WUSB6300 wireless adapter to work on linux

I've been using the Linksys USB6300 Adapter but when I switched to Ubuntu it stopped working since its only compatible with Windows. I've tried using ndiswrapper and although it says my windows driver ...
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31 views

No internet access after system update

So I've just install some various updates that shows up. After system reboot I've lost internet access... Please help me with this :( I'm using kubuntu 14.10 on VirtualBox Network Adapter 1 is ...
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17 views

Cannot access internet via proxy after installing XDM

I recently installed Xtream Download Manager on Ubuntu 14.04. After that I am unable to access to internet via our university proxy server. But in /etc/environment, /etc/apt/apt.conf, and env my proxy ...
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16 views

Is there a browser version of Thunderbird or equivalent

Is there a "Thunderbird-like" browser application? I have to allow a user to setup multiple email accounts to sync with a "mailbox" app that has the same functionality as Thunderbird but is based on ...
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2answers
50 views

Network (LAN) stops working randomly - reconnecting helps

I randomly have the problem on my 15.04 that the Internet connection via LAN stops working. This often happens directly after boot, but sometimes also just in the middle of a surfing session without ...
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8 views

ubuntu 14.04 suddenly none of the network is working

Net work was functional for the sytem and it stopped working. Nm-tool says state:disconnected iwconfig says lo no wireless extension.
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1answer
20 views

Two browsers, two internet connections, eth0 and wlan0

I would like to use both eth0 and wlan0 at the same time in different browsers.(say eth0 for Firefox and wlan0 for Chrome). Requests to eth0 should be governed by a proxy server and the wlan0 should ...
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8 views

configure two LAN cards on a local server and access a locally hosted web app on LAN and on internet

I have a ubuntu 14.04 LTS machine running as local server (I have a web app running on it). I have two questions as below. 1] How to configure two LAN cards on the above server ? 2] After ...
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11 views

Minidlna server only appearing after restart

I've got minidlna running, and it seems to be working perfectly, with one catch. The television can't see it when searching for servers. After starting the television and unsuccessfully searching, I ...
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10 views

Cannot get into Windows workgroup network

i have 2 computers, one uses Windows 7 x64 and the other is a laptop using Ubuntu 15.04 x64, i am trying to access Ubuntu files from Windows by sharing the file i want to access, but Windows does not ...
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14 views

Sharing printer on Ubuntu machine with Windows 7 machine

I have set up an HP 5610 to print in Ubuntu 14.10. Also have installed Samba, set the printer to be browseable, and set the guest account as OK. It's only recently that I started with Linux and I ...
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1answer
17 views

Terribly slow WiFi connection; was perfectly fine on Win 8.1

I'm having some trouble with my WiFi connection for some odd reason. This is my second time installing Ubuntu 14.04 LTS, which the first time I remember having the same problem, but I managed to fix ...
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1answer
36 views

unable to use wifi on sony vaio duo 13 SVD13215CGB

I'm new to linux and I've recently installed ubuntu 15.04 onto my 16GB thumbdrive. The issue is that it has no wifi capability. lspci shows: 00:00.0 Host bridge: Intel Corporation Haswell-ULT DRAM ...
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22 views

Ubuntu wifi problems with new router

I am using Ubuntu 14.04 LTS and have recently installed a new TP-LINK TL-WR841N Wireless N router at my home. Since then websites such as Facebook, Yahoo, Stackoverflow itself are not properly ...
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1answer
11 views

Setting up network for two places with different static IP addresses by script

I have a Raspberry Pi 2 and I'd like to use it at home and at work. At home it could get a DHCP address or a static address 192.168.2.x but at work it must get the static IP address 10.10.34.122. I ...
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12 views

Broadcom wireless network driver won't install offline

My Ubuntu 14.04 does not have network access. I tried installing the driver as explained here but it doesn't work. I get the exact same error message as ln78 complains about. Pilot6 responded to this ...
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1answer
18 views

Can't connect to PPTP VPN server

I'm facing issues when trying to connect to a windows vpn server. On my win 8 I can connect without problem; when I go to my ubuntu I can't connect to the vpn. It is the same desktop, so the same ...
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30 views

Can connect to the Wifi but can't access the internet

I am using Dell Insipiron 5521 and have installed Ubuntu 14.04 about a month ago. I have always used Ethernet to access the internet (it works pretty well) but whenever i try to access internet ...
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17 views

Wifi runs well with Other router other than Netgear

I have sony vaio laptop with ubuntu 14.04 installed on it. My machine connects to netgear router but can't load any data from it. like i can't ping google.com But when I connect to some other ...
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14 views

Connect To Lubuntu Server Via SFTP From Web

I have a Lubuntu machine which I use as my main home file backup. I have a Wordpress blog which I would like to backup using a plugin. The plugin allows backup to FTP/SFTP, so this seems the best ...
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1answer
22 views

Wifi problem on 14.04

Even when I was using Windows XP, I could only use the internet with my ethernet cable plugged in, I could never search for WiFi networks. I thought switching to Ubuntu might fix it as new drivers ...
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16 views

How can I sync a folder on my Desktop (Ubuntu 12.04) into a folder on a server in my network?

How can I sync a folder on my Desktop (Ubuntu 12.04) into a folder on a server in my network which requires a password for authentication and being connected via port 714. How can I include the ...
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25 views

Resolve My DNS problem and help me in accessing internet

I am using ubuntu 14.04. I am unable to access internet. The connection information are all fine. In fact when I ping my IP it is responding but when I ping my DNS it says destination host ...
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28 views

My ip address is wrong (Kerio Control) [on hold]

When I check my IP here, it shows a wrong country. I think this is because I have tried to establish a VPN connection using kerio. I have downloaded the package ...
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0answers
8 views

How to reflash to show the new IP address for MAAS v1.5 / Ubuntu 14.04?

From issue: Is there a way to statically map MAC addresses to IP addresses for machines in MAAS? I need modify Node IP address from 192.168.1.19 to 192.168.1.21, try to add "host buildbot01 {...} " ...
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23 views

Huge packet loss on openwrt [on hold]

I have a strange issue on mikrotik rb951-2hnd router. I firmwared it to openwrt a few years ago and everything worked fine. Just a few months ago I decided to update firmware. So I did it and ...
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12 views

my backtrack 5r3 gives no interface chipset and driver information as [on hold]

airmon-ng Interface Chipset Driver airmon-ng start wlan0 Found 1 processes that could cause trouble. If airodump-ng, aireplay-ng or airtun-ng stops working after a short period of time, you ...
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29 views

How do I re-install WIFI 14.04 lts [on hold]

I have a HP2000 laptop that I update the BIOS on a few days ago. N ow when I boot up it says it is an Ethernet connection and is intermittent. When I go into system settings - Network wireless is ...
0
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1answer
37 views

How to view hostname locally, works external

I have a webserver hooked, up I recently noticed that I can view the webserver htttp://music2share.ca from out side my network but when I try with in my network at home wont work, I edited the hosts ...
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1answer
22 views

Problem when installing intel i40e driver

i am running ubuntu 14.04 on virtualmachine. wifi wasn't working, instead it appears as a 'wired connection 1' and can't choose a different wifi network. I looked to see if i needed a driver because ...
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19 views

RTL8723BE wifi problem ubuntu 15.04

I've recently bought a Lenovo Thinkpad E440 laptop. Everything works fine except for the WiFi card. I've already installed the github driver and ran this command: echo "options rtl8723be fwlps=0" ...
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0answers
16 views

Networking disabled after resuming from suspend in 14.04 LTS

I've recently installed Ubuntu 14.04.2 LTS onto my MacBook Pro Mid-2014, which is now plagued with driver problems. Damn you Apple and restrictive marketing in general. One of my main annoyances is ...
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16 views

HTTP Request timeout on random pages

Please redirect me to the correct forum if needed. HTTP POST requests are getting timed out. GET requests are working fine. The problem is specific to few sites eg Quora, Lumosity, Paytm, AskUbuntu ...
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2answers
17 views

No wifi on HP Pavilion DV7 with Ubuntu 12,04 [duplicate]

I recently updated to 14.04 but I found a whole lot of problems and decided to revert my changes with a clean install of 12.04. I didn't have any problems with the wifi before but now I can't seem to ...