Managing and using network connectivity on a Ubuntu system

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Wireless not working when using UBUNTU 13.04 on DELL Precision M6300

I installed UBUNTU 13.04 dual boot with Windows 8. all working perfectly well except my wireless. the wireless does not turn on or off. neither it detects any wireless system. Fn+F2 does not turn on ...
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0answers
6 views

Can't find specific WiFi network (Ubuntu 14.04)

There is one specific coffee shop WiFi network that I cannot connect to (doesn't even show up in the available networks listing) on my Ubuntu 14.04 laptop. I had previously connected to this WiFi ...
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0answers
94 views

Can't read permanent MAC address and adapter has no association?

I'm using a Rosewill RNX-n180ube USB wireless adapter on Ubuntu 12.04 64x. I've found two things to be strange that I want to fix. To start, when I put the connection down to use mac changer I get ...
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2answers
6k views

Is there a GUI app to setup and toggle hostapd?

Title says it all, I've tried wifi-hostapd-app but I always run into trouble while installing one of its dependencies, dnsmasq specifically. I read one of the workarounds is to disable Ubuntu's ...
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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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1answer
22 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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0answers
6 views

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
4k views

No route to host before ping

I have a really strange problem with a netbook running Lubuntu and no Ipv6 configured, since I want to use only Ipv4. When I try to ping or connect to the netbook with any protocol with my laptop ...
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0answers
6 views

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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1answer
27 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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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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0answers
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
19 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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2answers
54 views

How can I send large files between two Ubuntu devices that both are connected to a silly hotel Wi-Fi network that does not permit SSH?

I've got the network addresses of both devices but pings don't reach the computers. How can I send big files between these devices? Just to be clear, I don't want to transfer data using a USB drive ...
0
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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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2answers
43 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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3answers
52 views

Annoying popup wifi password in 15.04

Always I log into Ubuntu 15.04 and my wifi network (HP-LASERJET) is in range it wants a password from me, despite I always save it. I have a problem just with this wifi network (it is not a printer, ...
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1answer
3k views

How to PXE network boot Ubuntu Server 14.04 using NFS

So far I have a PXE server based on Ubuntu Server 14.04 setup and running, configured to serve a Linux Mint 17 live CD and Ubuntu Server 14.04. The aim is to use NFS to serve install media around the ...
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3answers
410 views

15.04 vivid vervet intermittent selective network outages

I recently upgraded from 14.10 to 15.04 and immediately after the upgrade was finished, I began having network problems. At first I thought the errors were related to my squid3 cache, but I have ruled ...
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0answers
17 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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0answers
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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0answers
15 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
26 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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1answer
15 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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1answer
18 views

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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0answers
15 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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4answers
3k views

No WiFi after upgrade to 15.04

After upgrading to 15.04, wifi doesn't enable an internet connection. The interface connects to the router,however. I saw a similar question, where the solution was to delete two iwlwifi files - tried ...
3
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1answer
5k views

How do I get the ath9k driver of backports-3.12-8 installed on Xubuntu 13.10?

I downloaded the 3.12-8 kernel files linux-headers-all.deb, linux-headers-generic_i368.deb; linux-image-generic_i386.deb from kernel.org and installed them via: dpkg -i *.deb Now I'm trying to ...
2
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1answer
81 views
+50

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 It gives me 100% packet loss. and ...
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2answers
5k views

How to ssh from windows to my ubuntu machine in the local network

When I'm trying to ssh to my local ubuntu server from the gitbash on my windows machine Im getting this error: $ ssh 192.168.1.11 ssh: connect to host 192.168.1.11 port 22: Bad file number Other ...
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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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0answers
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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0answers
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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0answers
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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0answers
19 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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0answers
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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5answers
4k views

How to get the connected wifi network ssid?

I want to obtain the currently connected wifi networks ssid in a bash script. I am trying to write a backup script where the script will perform a backup to a NAS server if it's connected to my home ...
1
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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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0answers
24 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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0answers
12 views

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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0answers
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 ...
0
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2answers
37 views

How do I recover my access to google groups?

Since creating a google group and setting up a non-privileged alias logon, I now the following error message which revokes my access to all of my groups: - "This Connection is Untrusted You have ...
0
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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 ...
0
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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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4answers
60k views

In VirtualBox, how do I set up host-only virtual machines that can access the Internet?

In setting up virtual machines with VirtualBox, I often want the following characteristics vm has a static ip host can access vm without port forwarding vm can access the internet I can move ...
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0answers
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
2
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1answer
25 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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2answers
6k views

Having trouble installing Bradcom STA driver

I just installed Ubuntu and love it so much, its so fast now. But I have a problem connecting to the internet. I checked and saw I have to install the driver Broadcom STA wireless driver but every ...
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4answers
9k views

Can't ssh into server, connection refused

I can't ssh into my server. The server is on a private network administrated by me. Ubuntu is version 14.04. This started when I changed to a wired ethernet card. The client is MobaXTerm (latest) ...
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0answers
11 views

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 ...