Tagged Questions

Managing and using network connectivity on a Ubuntu system

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2 views

Cannot connect to internet via ethernet 14.10 still trying to install

I'm currently attempting to install 14.1 on a new computer via USB. No Wireless. It's plugged into the ethernet port on a Gigabyte GA-990FXA-UD3 ATX mother board with an AMD FX-6350 3.9 GHz 6 core ...
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1answer
12 views

How to detect if an OpenVPN connection has disconnected?

I have a machine that is connected to a VPN through OpenVPN. Is there a way to detect if the connection has dropped and run a script in the event of the disconnect?
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1answer
11 views

Network very slow Ubuntu 14.04

I have machine with dual boot windows 8 and Ubuntu. When I use the Ubuntu the network goes up and down, its down for like 10 minutes and then comes up for like 30 seconds. When its down it means that ...
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1answer
16 views

Wireless chipset doesn't show up in ifconfig

i have an HP 15 with Ubuntu 12.04 LTS 64bit install, Atheros chipset, i have ath9k installed, and kernel version 3.2.0-70-generic, i had this issue with version 3.2.0-24-generic but solved following a ...
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18 views

Ubuntu 14.04.1 - Help please to setup VPN

I use VPN from www.privateinternetaccess.com My OS is Ubuntu 14.04.1. The VPN provider provided me with Beta version of special software which kills all traffic of PC except VPN so if VPN is turned ...
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1answer
17 views

DNS Not Working

I have setup an Ubuntu server with a static IP and I cannot get the DNS to work. Pinging any domain (such as google.com) will not redirect me. I have tried editing /etc/resolv.conf, but that didn't ...
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13 views

I can see wireless networks, but can't connect using Ubuntu 14.04

Installed 14.04 on a Gateway E4610D. Changed to a 250mb WD, added 4GB of memory, and a Linksys WMP600N Wireless Card. As far as I know, this card is supported with no other drivers needed. The one ...
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18 views

Wireless not working on startup

im running ubuntu 14.04 on a MacBook Air from early 2008. It has a Broadcom 4321 wireless card, and I'm using the b43 wireless driver. Here is what I have to do to get wireless to work after it boots: ...
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6 views

Minimal installer cannot use network

I only have a vague idea of what I'm doing. That's why I'll be a bit more detailed than would be necessary if I had the knowledge to extract only the necessary information of what's wrong. When I try ...
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0answers
5 views

Why is ip forwarding not working in xubuntu 14?

I upgraded my gateway computer from xubuntu 12 to 14 and the computers on my home network lost their internet connection. I found that the upgrade had uninstalled my old firewall, Firestarter, and ...
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1answer
18 views

How to know where wget store it's data and which process started it

I have noticed that I download slower than I did days ago. So used NetHogs to monitor which process that use my bandwidth. I saw that there's wget process that I didn't launched that it's consuming ...
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1answer
20 views

Network indicator panel not showing wired connection

I am successfully connected to my router via ethernet cable, but that's what my indicator shows: I also reinstalled the indicator and rebooted but nothing changed. I reinstalled using this: sudo ...
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1answer
10 views

network scanner installation

I have Canon IR 2200 network multi functional device (MFD). I have installed printer but not able to scan. canon provide network scangear utility for windows. I have also installed this utility with ...
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0answers
8 views

Is it possible to mask tethering usage from my Android service provider (Team Mobile) in Ubuntu?

Under the Windows OS, I was able to tether via USB from my droid without being detected by my carrier. This was thanks to the special features of PdaNet which allow you to mask your tether usage and ...
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0answers
13 views

Ubuntu 14.04 cannot connect to a particular network

I recently installed Ubuntu 14.04.1 64-bit on Dell Latıtude E5440 and it is not able to connect to the network inside the university campus although I provide the correct settings which are as ...
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0answers
6 views

Forwarding, redirection, between 3 machines

I have this structure: A: machine not in the domain of our company. B: machine in our company (with an application server) C: my machine So the communication has been enabled to interact only ...
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1answer
22 views

NETIS WF2120 Wifi Adapter Drops Signal Within Seconds

I'm using Ubuntu 14.04 LTS. Basically, I can load like three webpages and then the signal drops. It still shows I'm connected with 4/5 bars or whatever you'd like to call them, but none of my ...
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5 views

How to set up tightvnc to use unity

I'm trying to set up tightvnc on my computer to let me use a second monitor that I can't connect directly to the computer. However, I can't get the tightvnc desktop to use unity, it either comes up ...
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0answers
13 views

Samba: i can connect by hostname but i can't connect when i use IP from Windows 7

I have trouble with samba connection from Windows by IP but when I enter hostname in Win like: \\hostname it's works. Any idea? samba.conf: # # This file was generated by Centrify ADBindProxy ...
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0answers
23 views

Laptop's internal wifi card not working, how to use just the usb wifi card?

I have installed ubuntu on my DELL laptop. My laptop has a problem with it's wifi card, it always sais "disabled". I have a usb wifi card but the wifi is still "disabled". Ho can i enable wifi and ...
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0answers
4 views

Ipsec connection fails between two hosts

I have two system Host1 IP address - 10.1.0.1 Host2 IP address - 10.1.0.2 Then configured IPsec in both machines as below Host 1 config (/etc/ipsec-tools.conf) Host 1 /etc/ipsec-tools.conf Flush ...
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0answers
8 views

Lock symbol on network icon

I'm running Kubuntu 14.10. When I bring up the network connection information from the taskbar at the bottom of the screen, it has a little lock symbol attached to it. (This is a wireless ...
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1answer
35 views

Ubuntu 14.04 Slow and unstable wifi connection

After installing Ubuntu 14.04 ,the connection frequently drops . I tried to fix the problem by myself but i made things worse,i run this codes i read in another article which made my connection ...
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0answers
13 views

Handsfree Agent not registered when I try to connect a Android via Bluetooth

I am trying to connect an Android phone to my PC with a bluetooth dongle. This is my config : hci0: Type: BR/EDR Bus: USB BD Address: 00:11:22:98:76:54 ACL MTU: 1021:4 SCO MTU: 180:1 ...
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1answer
33 views

Ubuntu 14.04: Public Wireless Will Not Connect

I've checked other and older solutions around the web for wireless issues on Ubuntu 14.04 and a couple solutions here. My problem appears to be either unique or a fluke. I can connect to the wireless ...
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1answer
20 views

Ubuntu Server , Installed Hdd into another computer and now have no internet connection

EDIT: NVRM I figured it out on my own.. I needed to edit a file and remove the Previous eth0 and then rename my eth1 to eth0. I would like to set a static IP adress though if anyone wants to help me ...
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2answers
35 views

Ubuntu 14.04 Wireless not working properly in Dell Inspiron N5110

Recently i have upgraded my PC to Ubuntu 14.04. At first everything is fine. I get connected to WIFI and internet too. After some time the internet connection goes off while i am still connected to ...
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0answers
9 views

Samba not reconnecting to Win machine when client boots up

Got a Samba network working fine from my Ubuntu 14.04 server to a mixture of Win clients (XP, Vista, 7). However: If I boot the server with the client off, and the client machine boots up after the ...
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1answer
19 views

Manual IP configuration disappears

Note: if I connect the two machines via my regular network switch and use auto configuration, they don't do this. I have configured a private network between two machines and this works for minutes ...
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0answers
20 views

Setting up hotspot with hostapd & udhcpd on wlan0 with internet on eth0

[Ubuntu 12.04] I am trying to achieve a simple configuration that uses the Internet from eth0 and sets up a hot-spot on wlan0. But my requirements has constraint of not using NetworkManager. And I am ...
0
votes
1answer
12 views

How to access openstack instances from the outside world?

We've created a few instances on our MAAS+Juju+Openstack cloud. All these instances have been assigned private IPs but can access the internet via NAT. Only our MAAS cluster controller node has a ...
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0answers
20 views

14.04 unstable internet connection

Since upgrading two machines to 14.10/14.04 (one of them Ubuntu [13.10 -> 14.10] the other Lubuntu [14.04]), connections to the internet do not work every time. When connecting to a remote destination ...
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0answers
9 views

How can I setup a LTSP server on VMWare?

I have VMware Workstation 10 and I set the networking to bridged. How can I use my existing network and router. My local router address is 10.0.1.1, and my Subnet Mask is 255.255.255.0. What I am ...
0
votes
1answer
20 views

Wifi stopped connecting, keeps prompting for password

I've been experiencing connection problems with my ASUS USB N13 network adapter. When I purchased it a month or two ago, it had very limited internet connection that dropped out frequently. I applied ...
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0answers
11 views

Rack number in Hadoop

I have hadoop cluster with 9 nodes. All belongs to /default racks. But I want the setup something similar to this. (All are in same subnets) Rack 0: DataNode1,Datanode2,DataNode3 and top of rack ...
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0answers
27 views

The /etc/resolvconf/resolv.conf.d/head configuration doesn't do anything

I'm trying to get a persistent name server for my Ubuntu 14.04 LTS machine. Every time I reboot my computer or run sudo service network-manager restart the name server in the /etc/resolv.conf changed ...
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0answers
6 views

setting up slip interface

I have FTDI serial converter device connected to the usb port of my machine , I want to create a slip interface between the serial device and the virtual network interface (something like tunslip). I ...
1
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1answer
42 views

Network Menu missing in top Menu Bar in ubuntu 14.04 LTS

I have recently install 14.04 and the noticed the usual network indicator icon (little wifi icon) which allowed me to connect wifi, broadband and wired is no longer available. Is there a way of ...
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0answers
7 views

How to timestamp TX/RX/IDLE state of my TP-Link WN722N

I'm working to develop a new Networking protocol in AdHoc Network, I need to timestamp activity in the driver when start/ stop TX, RX, and IDLE states, I'm working in Ubuntu 12.04 with x86_64 platform ...
0
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1answer
28 views

How to connect to internet Ubuntu server command line 14.04

Hello guys I'm very new with Ubunu (well linux in general) and I'm trying to to connect to the internet with a AES3000 wireless adapter, I had already setup the whole server(ubnut server 14.04 ...
0
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1answer
89 views

14.10 Wi-Fi connection problem

I recently started to experience problems with my Wi-Fi. I have Ubuntu 14.10 on a Dell Inspiron N4110. I recently began experiencing problems with my Wi-Fi. It would take randomly to stop and ...
0
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1answer
56 views

Unable to Make Network Connection!

I am brand new to Ubuntu, and have just made a dual boot system, running Windows 7 as well. During the Windows installation, Windows was able to automatically search for a WiFi access point, but ...
0
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0answers
31 views

No wifi until eth0 is disabled

I can connect to every wifi-network without any problems. But no data is transmitted until I turn off eth0 manually by sudo ifconfig eth0 down. This is a bit annoying so I was wondering whether there ...
0
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0answers
46 views

Moving documents folder to a Windows Network Share

Well I've recently switched to Linux :) I'm enjoying it so far! Back in my old Windows set-up, I used to have all my documents saved on a network computer in a folder that corresponded to the ...
0
votes
1answer
25 views

Unable to set up DHCP and TFTP

I want to transfer my kernel image to beaglebone black, and the guide mentions that I should have already set up DHCP and tftp on the host machine. I have set up the TFTP using: sudo apt-get install ...
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3answers
68 views

No Internet connection on Ubuntu 14.04

I just installed Ubuntu on my laptop Lenovo Ideapad Z510, and no Wi-Fi connection is found by ubuntu. I tried to find a solution, but I didn't solve my problem. Can someone please help me? Thank you ...
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0answers
13 views

Wireless connections added out of nowhere

I am using Ubuntu 14.04. On the top bar is the time, battery life, and my networking connections. When I select networking connections, I notice that there are wireless connections that I have never ...
0
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1answer
13 views

network manager: the script you are attempting to invoke has been converted to an Upstart job

I'm using Ubuntu 12.04. My wired connection did not work. I edited the config files and I restarted network-manager with: sudo /etc/init.d/network-manager restart. The connection started, but it ...
0
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1answer
34 views

Wireless Atheros Qualcomm AR9285 not working

My WiFi doesn't work. However, a driver is claimed. There is no soft nor hard block. The laptop I'm dealing with is a Lenovo B570e. On the link below you can see this is a verified laptop for the use ...
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votes
0answers
9 views

superuser while installing MaaS is not giving other(clusters,networks,zone,images) options

i am setting up a private cloud using ubuntu. But i am facing a problem that i am not getting options(clusters,networks,zone,images)like is there on : http://maas.ubuntu.com/docs/install.html what is ...