Managing and using network connectivity on a Ubuntu system

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14.04 on desktop, Wifi signal weak and refuses to connect at 25 feet from wireless router

The driver that my USB Adapter calls for is rtl8187L while Ubuntu has rtl8187 supplied. I'm not sure if that's the problem, but my desktop is capable of detecting my wifi network whenever I plug my ...
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9 views

Running Android apps on Ubuntu wifi created over LAN

I have created access point in Ubuntu 14.04 on my laptop and I am accessing wifi created on my Android phone. I can browse internet on my phone using Google Chrome browser but not able to run apps ...
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9 views

14.04 Avahi fails with eth0:0 secondary IP address

I've just installed a second 14.04 machine, and having a heck of a time figuring out an avahi issue. I need to have multiple IP addresses on this server. Whenever a second IP is added to eth0, avahi ...
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9 views

How do you establish named address resolution between local network nodes

Looking to establish being able to connect between nodes within a home network via names rather than IP addresses, I wonder what is the simplest way of accomplishing that. The network is based on a ...
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10 views

Connectivity problems with Intel WiFi Link 1000 BGN

I have a Toshiba Satellite A665-S5187X laptop with the Intel Wifi Link 1000 BGN wireless adapter. When running in Windows, it gives me no problems and works flawlessly. Whenever I try and use it on a ...
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1answer
15 views

ubuntu server: wifi

I just installed Ubuntu 14.04 server on my computer that has both a wired network port and a wifi card. I would like for the server to use the wired network if is not available, and use wifi when it ...
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2answers
31 views

What is on port 5298 [duplicate]

Just now,... Here I found 'samba' daemon running around with my network. Probably some application had it as a dependency. I removed it, after I dropped the two ports in 'iptables'. sudo apt-get ...
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11 views

Can not authenticate on Firewall

The situation is I am running Ubuntu 12.04 and Firefox 11 and Firefox 26. Both because Firefox 26 was installed and I installed 11 because I thought Firefox 26 was creating the problem I am having. ...
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14 views

Set up DNS (14.04, desktop)

I am looking for a way to set up DNS. What I'm looking for would preferably be something like the menu in point 3 on this site http://support.unblock-us.com/customer/portal/articles/291525 eg. the ...
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1answer
2k views

What are all these connections holding up my network?

I have a ubuntu box running 14.04 , Over the past couple days I have been having network issues on all my devices. This ubuntu box is wired directly into router. After some common trouble shooting ...
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14 views

open file on network using bookmark for Keepass2

On my network I have a file named : sftp://bernard@myserver.nl/home/bernard/shared/keepass2/algemeen.kdbx I want to use this file with Keepass2 In Nautilus I have mounted the directory successful and ...
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Server Programming using Socket in C [on hold]

I am trying to create a client server program . The server and Client in my scenario doesnt rest in the same system they are present in a distributed LAN network. Now I want to create a Server which ...
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1answer
9 views

Unable to install windows driver for Belkin n600 DB

I put together a linux computer from an old ATX desktop. It is an MB ASROCK|B85M PRO4 LGA1150 board with an Intel i5 4460 3.2G 6M R chip (i686). Forgive me, I am not the most tech savvy, but I'm ...
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14 views

how do I set up network interfaces with Virtualbox

I'm running Ubuntu in a VirtualBox (4.3.12) VM from Windows. Bridge adapter mode does not work. Currently, my interfaces file looks like this: auto lo iface lo inet loopback how do I need to ...
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1answer
28 views

cant connect to wireless network on 12

i recently bought DEll inspiron R15 ,it comes with ubuntu 12.04. everything was ok till a few days ago (probably after installing some updates), there was no evidence of wireless network on the ...
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1answer
38 views

ndiswrapper driver problem

I'm trying to solve my wifi problem by installing the driver, for that i think i should install the windows driver using ndiswrapper, the problem is when i want to install the driver using this ...
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1answer
34 views

Cannot access the eCampus website of my university

I'm trying to access my university's ecampus website(using Mozilla Firefox) and I cannot access it(the page remains blank). The link is the following: http://ecampus.ucn.dk --I can access the page ...
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1answer
16 views

Windows rdp file in Ubuntu 14.04

How to use Windows .rdp file in Ubuntu 14.04. It's not working in Remmina! I have checked it's working in my local intranet server, only not working in my client server.
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1answer
24 views

Can't find my internal IP Ubuntu

I've been trying to access Apache from my host so I could access it from firefox etc. I've been following the guide How can I access Apache (on VirtualBox guest) from host? from this page but when I ...
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0answers
10 views

After setting up pre/post-routing, why is my port forwarding still now working?

I am set up with 3 virtual machines - a gateway, server, and client. We are tasked with setting up iptables on the Gateway to forward HTTP, SSH, and FTP traffic from the Client to the Gateway to the ...
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1answer
33 views

Wireless not working ( realtek RTL8191SE )

The card worked fine in windows 7. The realtek RTL8191SE wireless card won't work in ubuntu 14.04. It does show up in networks, but i can't turn it on. When i try press the: Turn on wifi in ...
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2answers
47 views

Ubuntu 14.04: How to send email without registering a domain or having an MX or A record?

Ubuntu 14.04 on a virtual machine that is not my PC. I use my PC (Windows 7 and Putty 0.63) to shell into it. Uname=Linux ubuntucomp 3.13.0-24-generic #46-Ubuntu SMP Thu Apr 10 19:11:08 UTC 2014 ...
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1answer
20 views

How do I block all traffic except firefox?

Lets say for example I want to block all traffic except incoming from nginx, outgoing for firefox and allow out and incoming to some torrent client. Would that be possible? I took a look at apparmor ...
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ubuntu 14.04 routing between 3 networks

I would like to get some assistance setting up routing. I have an ubuntu server 14.04 with 3 nics. configuration as follows: 192.168.1.0/24 dev eth2 proto kernel scope link src 192.168.1.1 ...
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6 views

Nautilus does not start when network connection is down

Nautilus does not start when network connection is down. I have some network shares (sftp://. . . . . ) bookmarked in Nautilus. If the network connection is down, Nautilus will not open. Is there a ...
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1answer
15 views

Ubuntu 13.4 unable to load application from hard wired connection [on hold]

Installed Ubuntu 13.04. Network connection is wired. When loading an application from "Universe" (no other choice is shown), arrows "circle" in banner for 2 or 3 seconds then stop. Error message pops ...
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15 views

3.13.0-37-generic basic router repeatable issue - packet loss

I have two desktop PCs and I wish to use them as a simple router between two LAN segments. I am not using NAT, SNAT, DNAT, and all my iptables tables/chains policy are ACCEPT. With iptables wide open ...
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1answer
25 views

How may I do a SSH tunneling?

After reading an article about how cool can SSH be, I tried the solution given there about tunneling your connection. This is the very first time I try this. I've opened a terminal and typed: ssh ...
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9 views

Touchpad and wireless network connection

Sir i have purchased a laptop Dell Inspiron 14 3000 series. and install ubuntu 12.04 on it. After installation the Touchpad input device is not working. I have tried to connect to wireless network of ...
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8 views

Routing traffic to certain IPs over wlan0

How can I route traffic to certain IPs over wlan0? I have an ethernet (eth0) and a WLAN (wlan0) card in my computer. I want all traffic but the traffic to certain IPs to go through eth0. For a list ...
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45 views

no wireless connection on ubuntu 14.04 of my ASUS laptop

Here are the information about wireless on my laptop. Thanks in advance. ########## wireless info START ########## Report from: 21 Oct 2014 15:20 WST +0800 Booted last: 21 Oct 2014 15:01 WST +0800 ...
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1answer
39 views

WiFi networks appears be far away in spite of the router being close by

I recently installed Ubuntu 14.04 and I'm facing a little inconvenience. The WiFi networks appears as if it is very far, when, in reality, the router is near the laptop. In case of Windows (on the ...
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40 views

Problem with wifi on ubuntu 14.04

I installed a new hard drive and ubuntu 14.04 LTS i386 on an older Dell Inspiron 9300, in August 2014. Wifi worked fine for a couple of months. Several weeks ago, after running some ubuntu ...
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Ubuntu 14.04 upgrade wired ethernet slow

I have upgraded to 14.04 and am experiencing slow wired ethernet connection. Windows 7 pc wireless connection receives 8Mbs Ubuntu 14.04 LTS 1-2Mbs Only started after upgrade. Ethernet details: ...
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18 views

nfs ver3 unworkable using new managed switch - no idea why - LLDP breaks portmap

I spent 3 nights and part of days, googling and reconfiguring servers of home network with two nfs vers=3 servers that suddenly stopped working. They were working with zero issues using automount ...
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50 views

How to setup wifi network

I'm a new Ubuntu user, i've installed Ubuntu 14.04.1 LTS on my laptop (ASUS) and the ethernet connection works with no problems. The problem is, I can't connect to any wifi connection and i can't see ...
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25 views

Can not connect to ethernet, only VPN is visible

I am new to Ubuntu. I have installed Ubuntu on my computer, and now I am not getting ethernet (trying to connect wired connection) option in my network manager. VPN is the only option that is visible. ...
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1answer
19 views

How can I record all URL and IP outgoing traffic on my computer so I can see what people are up too

I'm trying to get a list of all outgoing URL traffic that my computer makes. This way I can know what my computer is making a request for. Like for email or web browsing or the unity searching the ...
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1answer
23 views

burp: The proxy server is refusing connections from another computer

Ubuntu 12.04.5 LTS (Precise) 32-bit desktop. I have installed burp (an intercepting Proxy), and it works for programs run from the same computer, but when I try to connect from another computer on ...
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30 views

Error message when I want to connect to VPN gate

When I want to connect to vpn gate ,I get "vpn network service start failed" in Chinese,and syslog get msg like this Oct 20 13:28:15 sura-K55DR NetworkManager[1249]: <warn> nl_recvmsgs() error: ...
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21 views

Ubuntu Touch doesn't connect to open WiFi

I brought my Nexus 7 (2013) running Ubuntu Touch to a coffee shop today. I was unable to get it to connect to the open WiFi there. The same Nexus 7 happily connects to my home WiFi, which uses WPA2 ...
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1answer
25 views

Ethernet and wifi are gone

Just rebooted an HP SpectreXT netbook after a Kubuntu update and there's no more network access. ifconfig only shows 'lo'. In the network manager I cannot turn on wifi. The ethernet cable is connected ...
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21 views

Network Manager unexpectedly disconnecting from wireless

lspci: Oct 19 13:49:57 linux NetworkManager[850]: <info> NetworkManager state is now CONNECTED_GLOBAL Oct 19 13:49:57 linux NetworkManager[850]: <info> Policy set 'ECURB' (wlan0) as ...
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23 views

Ubuntu 14.04 'takes over' wireless Brother printer

I have this weird problem with my Brother dcp-J552dw printer. I have installed drivers for Ubuntu 14.04 in my laptop and everything is working properly (the connection is wireless). Also, there are ...
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1answer
29 views

Connecting 14.04 to Windows 8.1

I have a machine with 14.04 and a Windows 8.1. They are connected to a gigabit router. Both are connected to a VPN. The Windows machine is able to see the Linux machine and copy files to it. The ...
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11 views

Slow ethernet in Ubuntu 14.04

I upgraded from Ubuntu 12.04 to 14:04 and everything works well except for Ethernet connection. I can connect to the internet but the connection is extremely slow. Any idea what might be wrong? Below ...
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1answer
9 views

Tata Photon + is not starting up,Why this? [closed]

I'm bored while operating these OS, it's seems very hard.Not understanding anything what to do?
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0answers
18 views

Create wirless interface?

i want to create an wirless interface using iw. sudo iw dev wlan0 interface add wlan1 type station after when i look at ifconfig -a there is: eth0 Link encap:Ethernet HWaddr ...
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14 views

How to remove all network connections?

I have collected a lot of network connections over time. When I go to Network menu in topbar, and to Edit, the Edit Connections dialog shows just one out of three connections. The other two are not ...
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18 views

Broadcom driver not working after HDD install

Complete Newby here.....I download and copied the latest version to a USB stick. When it booted I went to sytems/software and it automatically found my broadcom network card and I could install the ...