Managing and using network connectivity on a Ubuntu system

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How can I make Stream-Player play audio without a reboot when switching to mobile data?

I've got a BQ Aquaris E5 Ubuntu edition and I'm using Stream-Player to stream Internet radio while I'm on the go. I will usually start listening in the morning at home on Wi-Fi, and when leaving home ...
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19 views

Internet comes and goes after update to 15.04

I recently upgraded to 15.04 with a Mac. At the beginning I had no Internet at all but fixed that by installing manually the drivers from my wired connection. However now with both WiFi and wired ...
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6 views

SSH and VPN connection working on one Ubuntu 14.04 laptop but not at another Ubuntu 14.04 laptop - What is different?

I'm trying to SSH to our university server using VPN and WIFI connection. The bug is similar to this one, although different in details. The problem is as follows: Me and my colleague are using ...
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0answers
13 views

How to log in to an internet provider with with a password and user name through terminal?

I have an account through a wire network internet provider - a person that have an internet LAN and share it with neighbours in exchange with money - every one of us have an account and a password , ...
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2answers
4k views

Unable to execute command start-all.sh in Hadoop

GUYS I'm using this tutorial How to install Hadoop? I mean the one made by Luis Alvarado in one of the comments .. So I'm on Ubuntu 13.10 64bit Hadoop version is 2.2.0 Actually I'm a total newbie ...
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9 views

Wired Ethernet not detected for specific modem Ubuntu 14.04

I have a dual boot system with Ubuntu 14.04 & windows(ethernet & wifi works perfectly in windows) The wifi is not working in Ubuntu so I use ethernet cable. The Ethernet at my office ...
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1answer
95 views

Can't Connect to Samba Server After Setting Up VPN

I had installed Samba by following this guide: Samba Guide for a while on my ubuntu server now, everything works fine until I installed OpenVPN to my server recently. After I have installed OpenVPN ...
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16 views

Wifi and Bluetooth Not working on Ubuntu 14.04 but working on Windows 8 [duplicate]

Even after updating with sudo apt-get install update (while connected with wired network), it still does not see available wifi nor does the enabled bluetooth able to find any bluetooth, just ...
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21 views

Ubuntu 15.04 destroys my Wi-Fi

I have ubuntu 15.04, my Wi-Fi adapter is ralink rt5390. lshw -C network output: *-network description: Wireless interface product: RT5390 Wireless 802.11n 1T/1R PCIe vendor: ...
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1answer
41 views

Question with connecting to Docker container on virtualized Ubuntu server

As a web designer I have been using VirtualBox to set up temporary work servers for my projects. Lately I've been trying to reduce the number of virtual machines on my laptop(due to limitations of ...
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1answer
33 views

dual NIC port show only 1 ethernet interface on Dell M620

I have a Dell M620 server with Intel(R) Ethernet 10G 2P X520-k bNDC But when I installed Ubuntu 14.04.02, I could only see 1 interface in the system? And why the capacity is only 1G/s? Should it ...
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41 views

Two IP for each interface?

I have edited my interfaces file in order to set a static IP for my network interface card. auto eth0 allow-hotplug eth0 iface eth0 inet static address 192.168.1.100 netmask 255.255.255.0 network ...
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1answer
41 views

Is the file '/etc/network/interfaces' ignored when I use the Network Manager?

I had this configuration in a server /etc/network/interfaces auto em1 iface em1 inet static address 192.168.1.250 network 192.168.1.0 netmask 255.255.255.0 broadcast 192.168.1.255 ...
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1answer
5k views

Connect to checkpoint VPN

My company uses a couple of Checkpoint VPN's. With my Windows laptop I use Endpoint Security to connect. For our corporate VPN I can use the SNX client in Ubuntu to connect. However we also have a ...
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8 views

Can't connect to VPN using Checkpoint SNX

I've been using Checkpoint SNX to login into a vpn for the past 6 months and today upon using the command snx -s "my vpn" -u "user" the program appears to just fail without error or any kind of ...
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15 views

resolv.conf is merged from two networks

On a corporate network, when I connect to it via DHCP via a wired connection using Ubuntu 14.04.2 LTS I get the following in /etc/resolv.conf nameserver 192.168.2.254 nameserver 127.0.1.1 search home ...
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5 views

Open Swan - L2TP/IPSEC connection drops Ubuntu Studio 14.04

Since I cannot get an ipsec connection using strongswan I rolled my machine back to openswan and am using the Werner Jaeger L2TP IPsec VPN Manager 1.0.9. Not too sure where to go from here - for the ...
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1answer
10 views

SSH to network alias ssh_exchange_identification: read: Connection reset by peer

New install: Ubuntu 14.04.2 LTS (GNU/Linux 3.16.0-45-generic x86_64) I have no problem with SSH to the DHCP address .22, but when I try the alias address .80 the connection is reset by peer. I've ...
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7 views

Ubuntu internet stops working after a few minutes. Wifi stays connected though

Recently, the Internet was been acting strange on my Ubuntu partition. It works 100% fine when I dual-boot Windows, but the Ubuntu partition connects to wifi for an indeterminate amount of time (0-10 ...
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1answer
9 views

wifi and ethernet keep disconnecting

I don't know if this has been asked before, but the internet (ethernet and wifi) is constantly disconnected. I've checked the router, via other devices (such as cell phone and tablet) and access to ...
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11 views

Port Forward Flask Server in local network

I have a Flask app from flask import Flask app = Flask(__name__) @app.route('/') def index(): return 'Hello, world!' if __name__ == '__main__': app.run(host='0.0.0.0', port=7777, ...
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2answers
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+50

Route internet from built-in WiFi to USB WiFi adapter, which will be used as Access Point or WiFi Hotspot

My laptop is connected with internet using built-in WiFi card. I have another WiFi USB adapter. I want to create an Access point/WiFi hotspot on WiFi USB adapter. I would like to connect multiple ...
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6 views

Ubuntu 12.10 Hotspot support WEP / WPA

I'm following this tutorial : http://ubuntuhandbook.org/index.php/2014/06/share-internet-with-android-ubuntu-1404/ and I've managed to get my hotspot running (sharing ethernet over wireless). ...
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1answer
22 views

How can an IP address be statically assigned in Ubuntu 15.04 server?

I installed Ubuntu 15.04 mini in a Virtualbox VM with the network bridged. The install automatically enables DHCP which works fine. In order to statically assign an IP address, I edited ...
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1answer
24 views

connect to wlan0, and eth0 as safeguard in etc/network/interfaces

I am currently running rpis headless that send data over ethernet to a server that is also connected to the router through ethernet. Using a usb wifi adapter and keeping the same IP address, i would ...
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2answers
403 views

Wifi not working in ubuntu 15.04

Yesterday I have made some updates and upgraded my linux 14.10 to linux 15.04.. Now I can't connect to my home wifi, and the others i get a dns_probe_finished_no_internet.. In the network-manager ...
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1answer
16 views

Using a secure FTP connection without SSH

I have been working for a few weeks on a peace of software that transfers files using FTP. I have looked at the FTP Server page and noticed that the FTP that Ubuntu uses does not support a secure ...
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13 views

Cloned server cannot connect to network

I have set up a server running Linaro 12.07 (based on precise). I installed avahi-daemon so that it can resolve hostnames of my other machines. It's network connection works fine and connect to other ...
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1answer
29 views

ubuntu 14.04 bluetooth BCM43142 no discovery (tx timeout)

i was browsing many posts regarding the issue, though i could not find a monolithic answer. the issue: unable to discover\detect other bluetooth nodes. information: $ uname -r 3.13.0-59-generic $ ...
4
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1answer
7k views

Install Network Printer Manually (Router : TP-Link TL-WR842ND)

Router Model No. : TL-WR842ND After reading this article, I carry on the installation but it does not work. This is the properties page : I have attempted to print test page but the status shows ...
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2answers
72 views

Wifi connection not working with Intel NUC + Wireless AC 7620

I am posting here with the hope to get help to solve the problems I have with my wifi connection on my Intel NUC with the Wireless AC 7620 on Ubuntu 15.04. I have copied below the output of the ...
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1answer
21 views

I can't access the internet in ubuntu 10.04 [on hold]

I can't access the internet in ubuntu 10.04 I got a book from a shop. Then i open the window edit connections. The book told as there will be a connection "auto eth0". But there is no connection such ...
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1answer
28 views

(Ubuntu 15.04) wireless connected but no internet access

i'm using ubuntu 15.04 vivid, I'm connected to the wifi but when I open Firefox, it said "Server not found", I open Software Updater it said Failed to download, basically no internet access. But I've ...
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15 views

Why am I frequently getting disconnected from wifi after some time of use? [duplicate]

I use a Lenovo g50-45 with Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter. I am connected to the wifi and can access the Internet for like 10-5 min and then the wifi will ...
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16 views

cannot access through telnet from ubuntu 14.04 to windows 7

I have this HW that i need to connect ubuntu and windows 7 from Telnet protocol to each other. Till now I have made this possible to open my terminal from windows 7 and it worked just fine. but when i ...
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7 views

Setting up firewall for my hosting

I am having an Ubuntu 14 instance installed in Amazon Cloud. In there, I have setup apache2,tomcat7, and phpmyadmin. Any request to port 80 will be forwarded to the tomcat based java application. ...
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2answers
31 views

SSH to local ip in external network

I know there is a lot of information about this subject but still I do not understand something. We have internal wiifi network that include 4 desktops, each one has internal local ip address. The ...
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0answers
11 views

14.04, wifi disconnected, atheros ar5008, CAN'T SLEEP!

Two days ago I started computer and found the wifi disconnected. I couldn't even figure out a reason since I didn't do anything, I didn't update anything, I didn't change any settings, and it just all ...
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0answers
7 views

bluetooth does not connect phone and speaker, and the wifi freezes the laptop when switching a network

I have Ubuntu 15.04 installed on a lenovo yoga3pro. It recognises, but it does not connect to my phone (iphone 5s) and speaker (envaya denon). the wifi freezes the system most of the time when I ...
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0answers
16 views

Problem with PBISOpen and Ubuntu 14.04LTS

Good morning I'm testing openpbis 8.3 version and i have authentification problem when i'm trying open new session on Ubuntu 14.04LTS, not in local netwark but only in distant network. Adding the ...
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0answers
12 views

Ubuntu 14.10 wifi keeps disconnecting

Every so often, my wifi will disconnect. I have posted the output of "lshw -C network" and "uname -a" below. sudo lshw -C network *-network description: Wireless interface ...
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1answer
7k views

atheros wireless ar9285 driver

I have been having problems with wireless on Ubuntu 10 and above, Mint 11 and above. The problem is in the driver for the wireless... I can see that there is no driver installed and yet it works but ...
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0answers
15 views

Internet Connection not being picked up

My dad has ubuntu installed on his PC, and up to now we haven't had any issues with it. However a couple of days ago it auto-updated to a new version of ubuntu. Looking at the details in settings, it ...
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6 views

Modem 4G (HiLink) + network-manager

How establish a connection (internet) with this type of modem (HiLink) and network-manager? Doesn't matter how I try modem disconnects after few seconds. ł.o.
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4answers
10k views

apt-get doesn't work behind a proxy

My company uses an HTTP proxy and our various Ubuntu 12.04 servers therefore need to be configured properly, namely by setting \etc\apt\apt.conf.d\80proxy to: Acquire::http::Proxy ...
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3answers
4k views

How to connect MTS MBlaze

i have installed ubuntu 11.04 inside the windows xp. i have MTS Mblaze USB Modem. (my service provider is MTS MBlaze,india) i want to use Mblaze into ubuntu so that i did the following steps for make ...
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4answers
94k views

How do I find my internal ip address?

I have ubuntu server 12.04 installed so I have no GUI. When I do the command ifconfig, I cannot find my internl ip address. it says inet addr: 127.0.0.1 . here is output of ifconfig -a: eth0 link ...
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0answers
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Need help installing drivers for an Archer T2U wireless adapter!

I had an old computer running WindowsXP, and I wanted to add some life to it and finally expose myself to a Linux OS or something similar, maybe learn something from the experience. So I got a Lubuntu ...
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0answers
5 views

Fast & Traceable copy of 2 TB data over Gigabit LAN from Ubuntu live mounted Volume to Synology NAS (Win SMB, NFS, Mac AFP)? How?

Fast & Traceable copy of 2 TB data over Gigabit LAN from Ubuntu live mounted Volume to Synology NAS (Win SMB, NFS, Mac AFP)? How? I am going a Data Recovery using a Unbunto Live CD (14.x LTE) ...
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1answer
28 views

Can't connect to WiFi with “Connection activation failed” error after upgrade from 14.04 -> 15.04

I recently upgraded from 14.04 to 14.10 to 15.04 in succession. I lost internet capabilities each time, thanks to my having to use a Realtek WiFi dongle. I was able to resolve those issues both ...