Managing and using network connectivity on a Ubuntu system

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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
6 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 ...
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7 views

tftpd-hpa How can I set “blksize” option?

I'm using tftp server (tftpd-hpa) for booting from PXE via LAN. I know, that default block size for TFTP protocol is 512 bytes, and for it download speed is very slow. It can accelerate changing ...
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1answer
14 views

Connecting Sun Ray 2 to ubuntu

Is it possible to use Sun Ray 2 thin clients to connect to ubuntu desktop? We have 6 Sun Ray 2 thin clients and one IBM server with AMD processor. I need to install ubuntu server/desktop on server and ...
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11 views

Not detecting specific wireless network in Ubuntu 12.04?

I have Ubuntu 12.04 installed along with windows 8.1. I recently changed the wireless router at my home and following changes occured: Initially Ubuntu didn't detect my wireless network and but once ...
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1answer
14 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 ...
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11 views

server cs1.6 vps amazon ubuntu dont work

I have a problem with my amazon Ubuntu VPS. I tried to open cs1.6 server. I opened a port 27015 :iptables -I INPUT -p udp --dport 27015 -j ACCEPT and it's done. I put this command in putty : ...
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13 views

Frequent internet disconnection in Ubuntu 15.04

I recently installed Ubuntu 15.04 in my laptop(DELL Latitude E5540). I am facig frequent internet disconnection, both in LAN and WiFi. None of the others in my network is facing any such issue. ...
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19 views

Configure separate SSH access on multiple interfaces for SPA

I'm trying out SPA with a client and a server machine that has 2 ethernet interfaces eth0 and eth1. I want to enable separate SSH access on both interfaces that are configured with their own static ...
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1answer
15 views

Cannot connect to wired connection after clean install (both 14.02 LTS and 15.04)

I just built a new PC and successfully installed Ubuntu without any errors. However, I cannot seem to connect to a wired ethernet cable. The ethernet works, because I can plug it into a different ...
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1answer
25 views

Config multiple IPs for apache server

We have a Rootserver and the Support guy told us "you have 5 IPs and I configured one" Now I edited the file /etc/network/interfaces to following: # This file describes the network interfaces ...
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9 views

boot delays - old ssh connect to host messages connection timed out

I tried searching for a solution elsewhere, but nothing looks like this problem. After restarting our server, we get boot messages such as the following: ssh: connect to host dev.contractor.com port ...
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1answer
11 views

Configure two ipaddress from same subnet using 2 Bridged adaptor VirtualBox

I have configured 2 interface with 2 Bridged adaptors in Virtual Box from same subnet, the /etc/network/interfaces file configuration for two bridge network is shown below. auto eth0 iface eth0 inet ...
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6 views

BigFishGames client can't connect to internet

I'm running Wine, and PlayOnLinux. I have an internet connection, or I wouldn't have been able to install either, download the client, or post here. I downloaded the BigFishGames client, and ...
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7 views

How can I get rid of Dns bad config Error

I am browsing the internet and its working fine but every now and then when a page is loading I get this DNS_PROBE_FINISHED_BAD_CONFIG error or ERR_NAME_NOT_RESOLVED error only when I reload the ...
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3answers
29 views

How to detect and implement wireless drivers on Gateway MX6446 Laptop?

I recently installed Ubuntu on my friend's laptop because Windows wasn't running well, but the wireless hardware may not be detected, or I may not have the appropriate drivers(?). I tried these ...
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12 views

Different SOCKS proxy for each local machine

I have a local network of N hosts, connected to a local router running Kerio. I also have a Hetzner server running, which is authenticated to access a number of SOCKS proxies. I'm looking for ...
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1answer
20 views

How do I get my wireless card working

Hello guys I have problem with changing wifi channel on my wireless card. I am in Norway at the moment and I live in Bosnia, when I came here I can't find home network. My theory is that I have ...
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0answers
21 views

Routing traffic over p2p1 and tun0 correctly

I have been trawling these questions and trying many different solutions to get this working, but I seem to have a problem with getting my routing set up correctly. I have a box installed in a network ...
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10 views

USB Mobile internet and ethernet not recognized on Ubuntu 14.04

I'm having problem with recognizing ethernet and Mobile internet. I am able to connect to wifi, but Ubuntu 14.04 doesen't recognize ethernet and Mobile. My ethernet cable is pluged in, and so is my ...
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17 views

Beaglebone: usb0 interface not showing up

I recently installed Ubuntu 14 on my BeagleBone from armhf.com. However, I'm unable to ssh into my Beaglebone over USB. Running ifconfig, I discovered that there is the usb0 interface is not showing ...
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17 views

Create a client socket with ubuntu sdk

A week ago I have installed the Ubuntu SDK. So I'm new and I can't create a client socket that receive a text message from a server, puts the message in a variable and close the connection for my BQ ...
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5 views

Cisco Packet Tracer 6.2 not working Properly when Desktop icon is used

I installed Cisco packet tracer Student 6.2 version on Ubuntu 14.04. When I run "PacketTracer6" in /usr/local/bin/PacketTracer6Student/bin/ application works properly. When I run .desktop file on ...
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21 views

Samba share folder on ubuntu server

I want to share file on my ubuntu server, I want to give permission on read and write for all people [temporaire] path = /samba/temporaire browsable = yes writable = yes guest ok = yes read only = no ...
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3answers
29 views

Default entry for /etc/network/interfaces

I accidentally removed everything inside my laptop's /etc/network/interfaces file. Now it does not find any WiFi network/SSID I Tried to change to this but it still has problem: auto lo Iface lo ...
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1answer
18 views

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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12 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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22 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? I am using Ubuntu 14.04
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22 views

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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6 views

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
51 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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19 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
16 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
17 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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1answer
24 views

cannot browse although connected to internet

zati@zati-K42JZ:~$ sudo apt-get update [sudo] password for zati: Err http://archive.ubuntu.com precise Release.gpg Something wicked happened resolving 'archive.ubuntu.com:http' (-5 - No address ...
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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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1answer
52 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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0answers
18 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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0answers
21 views

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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19 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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20 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
27 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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35 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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19 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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17 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
55 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
21 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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0answers
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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14 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 ...