Managing and using network connectivity on a Ubuntu system

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Create local network share with linux and mac only

I have several machines within my home that I would like to share files and printer with. All of them are Ubuntu (or a derivative) with the exception of one mac. The mac isn't as important as the ...
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1answer
13 views

Unable to connect wifi ubuntu 14.04 LTS HP Pavilion Network driver rtl8723be

I have purchased a new HP Pavilion 15-ab030TX, just installed dual boot Ubuntu 14.04 next to Win8. But my wifi has been showing either very weak signal at times or none at all. I tried multiple ...
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Networking fails and will not work until reboot

At seemingly random times, all networking on my lenovo g50-80 will stop working. I have tried restarting networking and network-manager, I have even tried to bring down all interfaces and bring them ...
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9 views

Unexpected “no network devices are available” message

I've been dual-booting Ubuntu with Windows 8 on a HP Pavilion laptop for a couple of months, and unfortunately it is now failing to recognise my network adapter. It's working fine on Windows, and I ...
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1answer
21 views

Routing and OpenVPN

O have small problem with routing and OpenVPN. After start of VPN connection all traffic goes through my OpenVPN server. But my server is behind ADSL router with 16/2 MBit Download/Upload speed. So i ...
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9 views

How to install MaaS correctly in Ubuntu Server 14.04 Trusty and commit nodes

I have been trying to install MaaS on my laptop with Ubuntu 14.04 server. I installed maas with Mutiple server install with MAAS and its running fine. Then I imported pxe-boot images and currently ...
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1answer
14 views

Cannot get or set to Redis on Vagrant guest from host due to “Error: Connection reset by peer”

I tried to forward guest port 6379 to host 6379 and to 16379 but with no luck. I can connect to redis from guest and set and get, and despite I also can connect to redis from host and get help, I ...
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18 views

Acessing (via terminal) the cifs mount (mounted via nautilus)

I have managed to mount a Windows Share via the nautilus 'connect to server' interface. Anyhow, when trying to access the mount programmatically - it is not accessible $ ll /run/user/1000/gvfs/ ls: ...
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1answer
28 views

wi-fi and bluetooth not working simultaneously

I have recently upgraded to Ubuntu 14.04 LTS 64-bit. I had this configuration working for three years with Ubuntu 12.04 LTS. I went for a fresh installation (not distro upgrade), the only thing I kept ...
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16 views

Procedure on how to install WU-NETA--025(A)

Just installed Xubuntu 14 and bought a USB Wi-Fi Dongle model WU-NETA--025(A). The CD includes Linux installer but how do I install it? I'm new to Linux. Thanks.
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What is the difference between iface eth0 inet manual and iface eth0 inet static?

What is the difference between iface eth0 inet manual and iface eth0 inet static? Thanks
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1answer
25 views

Two nics with different subnets

I have a Dell Server with 2 nic call em1 and em2 running Ubuntu Server 14.04, em1 is connected to my home network/router with a IP address 192.168.1.4 and em2 is connected to some multimedia equipment ...
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12 views

help needed in installing dropbox in 14.04 lts [duplicate]

I am trying to install Dropbox in my newly installed Ubuntu system. Every time I try, I will end with the same problem Trouble connecting to Dropbox servers. May be your internet connection in ...
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14 views

Wifi problems ethernet 10/100 base-t

Notebook 15-p002la AMD A8-6410 8GB 750GB 15,6" AMD Radeon R7 M260 2GB LAN: Ethernet 10/100 BASE-T Wi-Fi: 802.11 b/g/n Video: Gráficos AMD Radeon R7 M260, 2 GB de DDR3 I have troubles with mi ...
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18 views

Why does my wifi keep disconnecting in Ubuntu 15.04

so I am very new to Linux in general, and I have just dual booted my computer with Ubuntu 15.04 and Windows 8.1. For some reason the Wifi in Ubuntu will work for about 5 minutes and then disconnect, ...
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11 views

ubuntu won't find router ssid/signal

I am using ubuntu 15 & I got several modems and can connect to all of them except for my TRENDnet modem MAC Address D8:EB:97:20:F0:53 it does not show it's signal any more after several weeks of ...
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2answers
40 views

How to stop SSH disconnect after a a certain amount of time

I connect to my Ubuntu 14.04 VPS using putty. The connection used to just stay alive indefinitely. Now though I seem to be getting a disconnect after a certain amount of time. I have done some ...
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26 views

Need help with Belkin Play N750 on Ubuntu 14.04

I've just installed Ubuntu 14.04 onto a newly built computer, but we need to use WiFi and I've picked up a Belkin Play N750 Wireless Adapter. However, I'm really struggling to get the drivers for it ...
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18 views

Why my computer won't show wifi networks?

I had version of 10.04 but then I let someone put newer version of Ubuntu which is now 14.04 when I got my computer back then my computer found wifi networks but then it wanted an update and I updated ...
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13 views

Nvidia GTX 960 stops wifi card working

After installing the Nvidia GTX 960 into my existing rig, my wireless card no longer works. I'm unable to see anything associated with wireless networks, let alone view what ones are available. ...
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9 views

Proxy Server on Kubuntu 15.04 not working. Need help. :[

I recently installed Kubuntu 15.04. I can connect normally through LAN and wifi that requires no proxy. The problem is that the wifi in our college requires proxy with authentication. I have already ...
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using unbound with dnscrypt-proxy

My operating system is Ubuntu14.04 , I'm trying to use dnscrypt-proxy along with unbound,using unbound listening to port 53, forwarding name-resolve request to port 40, which is being listened by ...
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1answer
42 views

Can't connect to Wifi in Ubuntu Gnome 14.04

I just switched from windows to linux today so I'm a noob at this. Now, I'm running Ubuntu Gnome 14.04. I can't find any network icon on the top bar which is mentioned in the GNOME Help manual. I ...
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2answers
25 views

Notification whenever a program connect to internet/outside

I always use public WiFi in my college. Hence I thought of setting up a firewall. It was not as easy as I thought. My current set up is that all incoming connections are blocked except ssh. Is there a ...
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15 views

'apt-get' working but 'ping','sqlmap',etc are not work with Proxy Server [on hold]

'apt-get' working but 'ping','sqlmap',etc are not work with Proxy Server...what is the reason please help me
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14.04LTS - Very Slow Ethernet Connection

Note that my system is not wireless. My motherboard is Asrock Z77 Extreme4, which uses BCM57781 Driver from Broadcom. It's my first day of using UBuntu, and it's been bugging me how the download ...
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17 views

Weaker Wifi Signal Than Normal

My wifi signal recently dropped in my room and my ping increased drastically (severe ping spikes, resolved when my connection is at 3 bars but the signal wavers). I had a problem like this in the past ...
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13 views

Ubuntu cannot find network networking on HP Pavilion 17-f053ca laptop

Trying to put Ubuntu 15.04 (and/or Ubuntu 14.04) on an HP Pavilion 17-f053ca. Ubuntu can't find the network, either wireless, or wired. The Windows 8.1 on the box networks perfectly so it is not ...
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12 views

Problem Connecting To Android Hotspot

I have one Laptop running windows and another laptop running linux ubuntu. i can connect to my phones Hotspot with the machine running windows, but i can't do it with the machine running linux. also, ...
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5 views

Lubuntu crashes after i click on network manager

For whatever reason on lubuntu some reason when I click on the network manager icon my screen sometimes goes black... not sure why, I've tried pressing ctrl alt f1 with no success any ideas?
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wired internet connection does not work - Ubuntu 12.04

I have two groups of PCs (16 Lenovo and 15 fujitsu i.e. 31 PCs) and all connected to the same network at the university. Each PC has two operating systems (Windows 7 and Ubuntu 12.04). The internet ...
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7 views

OpenVPNAS Disable IP logs

How would I disable IP logging in OpenVPNAS server? I looked online but there is literally nothing out there on this subject, and when there is, it says there is a config file but it doesn't say ...
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1answer
30 views

Broadcom wifi won't connect in room router is in but will in another room further away. Although sometimes does connect - but drops later

I'm unsure whether this is a driver problem or a wifi signal problem. Broadcom wifi won't connect in room router is in but will in another room further away N.B. Sometimes it will connect - but the ...
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1answer
24 views

14.04 server, upstart, network interfaces, and frustrated

Looking for a bit of assistance here. I upgraded from 10.04 to 14.04 last night and now I can't get my network to start-up properly. It is a multi-homed system and I use iptables2 to route traffic ...
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10 views

Issues configuring BSNL broadband connection with Ubuntu Trusty

I've been struggling with this issue for more than a month now. I've a BSNL broadband connection, I want to configure it with LAN on my Ubuntu Trusty. The connection was working fine until I switched ...
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1answer
11 views

Ubuntu Trusty Tahr ping long response

When i do ping google.com i have: 64 bytes from 173.194.113.193: icmp_seq=900 ttl=57 time=694 ms 64 bytes from 173.194.113.193: icmp_seq=901 ttl=57 time=1150 ms 64 bytes from 173.194.113.193: ...
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41 views

Ubuntu 15.04 RTL8188EE Slow/Unreliable Wifi

Hey guys I'm having some issue with my rtl8188ee network card. On Windows I get ~30-40 Mb/s whereas on Ubuntu 15.04 I get ~5 Mb/s. However, the issue comes and goes; often after disconnecting and ...
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16 views

Bind ACL — add a range of IP addrresses

I've been following this tutorial to set up Bind as the DNS on our home network. Instead of the suggested technique of adding a list of allowed IPs to the ACL in named.conf.options, I wanted to add a ...
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15 views

side effect between isc-dhcp-client, network speed and lightdm

I have 300 computers on running on 14.04 64bits Ubuntu, i use isc-dhcp-client to get ip and name from my dhcp server. I encounter the classic problem with lightdm "your system is running in ...
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1answer
12 views

What would be the consequences of uninstalling the net-tools package in a default Ubuntu system?

I know that the net-tools package is deprecated and that its features are supposedly provided by the iproute2 package. However, I find that I keep using the old net-tools programs: it's an old ...
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1answer
25 views

How to install domain name without purchase one [on hold]

Hi it's my first question here i hope get what i need .. The title dos not explain exactly what i mean ..anyway i had installed my own web server on Apache2 and i can access it through public Internet ...
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2answers
28 views

In ubuntu 15.04 ,wired and wireless are not connected after running sudo apt-get purgr network-manager-gnome network manager

I run command sudo apt-get purge network-manager-gnome network-manager. After running that command wireless and wired networks are not connected to my laptop. And when I look into "system ...
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1answer
39 views

can't access internet via ethernet, but i can via WiFi

what happens is my laptop connects to the router via lan cable but I can't access internet. while on my other laptop I can. Thought it was a lan cable issue, so replaced it. Still the same problem ...
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2answers
26 views

truecrypt permission denied mounting network drive

I have an encrypted file container that I am mounting over a local network (the drive is connected from my raspberry pi) to my laptop. sshfs raspi:/media/sda1/true_folder/ /media/raspi Then I try ...
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18 views

problem of wifi and how to connect

I have HCL ME M74 laptop. It does not have a specification of wifi. Is there a device available which I can connect to my laptop so that I can use wifi whenever I find a wifi signal?
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1answer
40 views

Have you done this? [on hold]

First some info Laptop= HP Probook 450 G1 i5 Dual Boot Win7 Pro/Deepin Ram = 8Gb Wifi = Intel 3160 Okay, so I installed Ubuntu Wednesday Night, but on my laptop and the new version of Ubuntu just ...
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28 views

Configure DHCP on Ubuntu 12.04 to share internet to subnet

I'm well aware of the plethora of documentation on setting up NAT and a DHCP server in order to share internet to a LAN. Here are a few articles that I think are getting me close, however I still ...
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1answer
24 views

Redirect http requests to another server

Is there any way to redirect HTTP requests on a certain ip address with a certain port (for example a random google IP address 173.194.112.151) to a http server that runs on my machine? ...
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1answer
33 views

Access windows shared drive in Lubuntu

I have a shared drive on my windows 8 pc, let's say the address is \\Blabla\Bla the permissions are set so that everyone on my network can edit and read, i am able to access this folder via my mobile ...
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1answer
10 views

OpenSSH .ppk file not working - host does not exist?

I have two machines: A server running Lubuntu (ragendbin) A PC running Windows 7 (farore) I have been using SSH to access the Lubuntu server from the Windows PC. However, until now I have been ...