Managing and using network connectivity on a Ubuntu system

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'Request Time Out Error: Website not accessible' while browsing internet

Sometimes websites not accessible in Ubuntu 14.04. Many times I get an error like this 'Request Timeout' The server timed out while waiting for browser request. This occurs frequently in Ubuntu ...
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77 views

16.04 unstable wifi

I'm having trouble with a fresh install of Ubuntu 16.04 on my laptop. My wireless card is the Intel Centrino Ultimate-N 6300. What I'm seeing is frequent packet loss and extreme latency (when idle, ...
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17 views

Ubuntu wireless connection help

Yesterday i upgraded from ubuntu 15.04 (Or something close to that) to ubuntu 16.10. Before i upgraded/updated, my wireless/wifi was working flawlessly, and i never had a problem with it. After the ...
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15 views

Having Linux not automatically mirror services between IPs [closed]

I'm trying to run a docker container with its own IP address, but if I make a virtual internet card to get the IP address for the container, the kernel decides "Oooh, new IP address! I'm going to ...
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1answer
39 views

Kubuntu 16.04 <-> 15.10 Inconsistent and slow wirless network transfer speeds

I have a file server running Kubuntu 15.10 and a client running 16.04. In truth, this issue existed prior to the 16.04 upgrade. When moving files, say a 500MB folder of MP3s, the transfer rate gets ...
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29 views

Unified Remote: Bluetooth: Could not connect to SDP

I installed Unified Remote today in hope that I can use it with my bluetooth adapter to control my PC using my phone. But as I installed Unified Remote and loaded up the web interface, I got this ...
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2answers
17 views

Network detection problem during installation

I am trying to install ubuntu 64-bit server, but during install it looks like the PCI wifi card that I have is detected but then no connection or detection to wifi network is made. I think it should ...
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14 views

can wifix fix address the problem of not working hardware drivers?

I checked the wifix page on launchpad and it states that it provides a software to update and install hardware drivers automatically for wifi networking.But the latest release is almost six years old. ...
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No Wi-fi in Ubuntu 16.04 [duplicate]

I am experiencing trouble accesing my wifi network in Ubuntu on my macboook pro. I recently partitioned my disk, installed rEFIND, and installed Ubuntu version 16.04 through a USB. Unforunatley, it ...
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15 views

Multi WAN router on Ubuntu 12.04 server

I have a PC that runs Ubuntu 12.04 LTS 32bit server edition. That PC has 3 eth cards (eth[0,1,2]) and a usb to wifi (wlan0). It acts as a router for my network. the setup is: /etc/network/interfaces ...
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2answers
105 views

How can I set mac address using the command line in Ubuntu 16.04?

With Ubuntu 14.04 when I wanted to connect to a network using a different mac address I would run the following commands sudo service network-manager stop sudo ifconfig $interface down sudo ...
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1answer
48 views

Can't find wifi on Ubuntu phone

Got my new meizu pro 5 yesterday. I live in an apartment building with a lot of different WiFi access points. Mine isn't listed. On my ubuntu laptop I can find my WiFi access point in a the 'more ...
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Macbook Pro 16.04 wifi driver Installed but not available

On both Ubuntu and Ubuntu Gnome, I have working wifi in the installer, but not after. There is no wireless device in the network settings, and I've tried the following with no luck: WIfi Issues with ...
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8 views

Tool to generate multiple FIB entries on multiple NICs

Lets assume: I have 4 NICs on my Desktop. I have IP_Forwarding enabled. Using any OS: Generally, I have ONE routing table. This is provided in the FIB entries, and is used by all the 4 NICs. Just for ...
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1answer
58 views

Provide password to `nmcli con up` in terminal 14.04

I am trying to connect to my VPN using terminal. My VPN password is a TOTP, so cannot save it to the connection conf file. When I try to connect, a dialog appear to enter password. I want to do it in ...
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1answer
28 views

How to make Network Manager ignore VMware virtual network adapters

I'm running Ubuntu 16.04, fully updated. The 2 devices listed that are not being managed didn't show up until I installed VMware Workstation 12.1.1. I believe they are from the VMware host-only/NAT ...
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intermittent failures receiving traffic from external network adapters

I'm trying to set up an Ubuntu machine connected to two peripheral devices via USB-to-Ethernet adapters. Currently, I have the two adapters configured for eth3 and eth4, both on different subnets ...
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37 views

Wireless stopt working after update, looks like I tried everything

$ nm-tool State unknown; $ lshw -C network DISABLED; configuration.. driver.. ath9k; lsmode shows that Ubuntu recognizes ath9k driver.. iwconfig: eth0 no wireless extensions; wlan IEEE ...
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1answer
32 views

what happened to my network connection

I have a dsesktop pc, I am dual booting ubuntu 14.04 and windows 7. after recently doing a software update I can't access my network for Internet, using ubuntu. Windows Internet explorer still can ...
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1answer
19 views

No internet after installing ubuntu 12.04

I just bought me a new lenovo thinkpad 11e and installed ubuntu 12.04 from a bootable USB device. While installing, and also when I am trying ubuntu directly from the USB device, my netbook recognizes ...
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1answer
20 views

Apache2 Address already in use … could not bind to address 0.0.0.0:80 (can't start apache)

Tried some things from other answers to this same question. Still can't resolve. One thing to note: I have gitlab-ctl running. Useful info: balter@bcore:~$ grep -ri listen /etc/apache2 ...
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1answer
40 views

How to fix/repair/remove/disable/install/uninstall 'Broken Packages' on Ubuntu 14.04 LTS?

I'm using a machine that runs on 64-bit Ubuntu 14.04 LTS I run regular 'System Updates'. On one day after performing such regular 'System Update' my system stopped detecting wireless and wired ...
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39 views

My wireless adapter's light is on but there are no options for connecting to a wireless network. Please help

I am very new to Linux and have tried looking through multiple answers in order to fix my problem. Previously I didn't even have a light running on my adapter but now the light is on when running ...
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28 views

Why the wi-fi network is not being detected after system update on a machine running on Ubuntu 14.04?

I'm using a Lenovo machine running on Ubuntu 14.04 LTS. I regularly update the system with system updates. Today I updated some programs through regular system update. Then I restarted my system ...
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1answer
59 views

How to block facebook

I want to try blocking facebook on my machine. I started using /etc/hosts but that doesn't catch all subdomains, so I did some research and found this (and many similar solutions) which lead to this ...
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34 views

Wifi and Network adapter name change and not working

this problem in my WiFi adapter with me over 6 month now. Before 6 moths i had a Ubuntu 14.04 LTS. When i try to share Wifi from it (which mean Ubuntu 14.04 LTS) to android device i had a trouble to ...
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31 views

network configuration with two NICs

this is my network design. i have two interfaces in my ubuntu 14.04 LTS desktop. one is eth0 and other is eth1. I have two routers for that. DSL wire is coming to router1 than wire from router1 ...
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38 views

Ubuntu 14.04 Ethernet Connectivity Issue on startup

I have Ubuntu 14.04 installed on my system. My problem is when I start the system after previously shutting it down properly, my system cannot connect to the network via Ethernet connection. Even ...
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1answer
33 views

how to use wifi on ubuntu 16.04 instaled over vm ware workstation pro 12 in windows 10

i am new to ubuntu 16.04 i am not able to see any wifi option in ubuntu. i googled and tried to find the solution. on usingifconfig command it shows only ethernet and lo. how to use wifi on this ...
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Internet speed slow in systems due to proxy server,how to make it fast,please help!

How to make the systems work with fast internet by using proxy server,as of now what happens is internet speed almost slow with this proxy server. Please help me to resolve slow speed issue on ...
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22 views

How to remove objects when I remove files in cephfs

I implemented ceph service on my nodes. I use ceph filesystem and mounting all my nodes with ip address of monitor with the same name (admin) and same secret file in order that all my node can access ...
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124 views

Unable to connect to internet. Ethernet works in windows but not in Ubuntu and Xubuntu

I am new to linux in general. I have tried everything I could find in google but nothing helped so far. Internet works perfectly in windows 7 and windows 10. I can't even connect to 192.168.1.1 in ...
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14 views

How do I get the linksys WUSB6300 wireless adapter to work on linux VIA usb

I am very new to Linux, I currently have Ubuntu installed alongside Windows 10. My internet dongle WUSB6300 does not have a manufacturers Linux driver, but iv seen there are third-party drivers ...
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1answer
17 views

How to setup transparent ssh when there are multiple servers

My desktop is Ubuntu. There is a host class with name my_host_machine, which includes several servers like: my_host_machine_1, my_host_machine001,my_host_machine__123, etc. It's uncertain which server ...
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28 views

ssh / scp / sftp slow. Transfers seems to be capped at ~64kb/s

Machine details: mediacenter@mediacenter-Aspire-R1600:~$ uname -a Linux mediacenter-Aspire-R1600 3.19.0-51-generic #58-Ubuntu SMP Fri Feb 26 21:22:26 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux ...
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xenial: remmina unable to connect via rdp to win 10 vdi

Remmina (supplied host name, userid, pw, domain, security=rdp) gives the subject response. Also, per other posts, xfreerdp gives the following response: expected PDU_TYPE_DEMAND_ACTIVE 0001, got ...
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1answer
52 views

Unable to establish a network connection during installation. Ubuntu 16.04 mini

I'm trying to install Ubuntu 16.04 using the mini.iso but I'm having issues connecting to my network. I get to the point where it asks to configure the network and it asks me to select an interface. ...
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amplifier on network. can not see or find it

Ubuntu 16.04 recently installed. Dual boot with Windows 10. Amplifier/Speakers are accessible in windows. Intel Core i7 (4 year old Toshiba laptop) and tons of storage. The access is to the local ...
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1answer
47 views

Unable to Save edited IP config Network settings in Ubuntu 16.04

I have recently installed Ubuntu 16.04 .and my networking settings are Proxy oriented .I added Ipv4 settings and saved them but when I see the added Ipv4 settings again, the Subnetmask settings are ...
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1answer
39 views

Change MAC PERMANENTLY(for wlan0)

I need to change my MAC permanently for wlan0 interface. Macchanger is a pretty good variant but after rebooting wifi card old MAC comes back. So, I don't like to use it. I found one good solution ...
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Why might this “reboot on ping fail” script not be working?

I have an unresolved problem with my vps falling off the network. There's no reply and the webhost have no idea, so I thought this bash script should work #!/bin/sh ping -c5 8.8.8.8 if [ $? -eq 0 ]; ...
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1answer
30 views

Wireless drivers not working on Dell Ispiron 3543

I am running on Ubuntu 16.04 LTS and my wireless drivers are not working, I've tried installing the drivers via the additional drivers option on the software & updates section but no luck. Please ...
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26 views

ARP query every 10 seconds from Router

I recently discovered that there is a process on my machine that my router is sending a ARP query every 10 seconds asking: who is on IP address 192.#### As a result, dnsmasq is trying to respond to ...
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25 views

Ethernet dose not connect automatically

I'm beginner in Linux and I install Ubuntu 14.04 LTS. I need to connect VPN automatically, so I choose the "Automatically connect to VPN when using this connection" tab in network connection but after ...
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1answer
80 views

hostname.service is masked

I've searched around and can't seem to find a way to unmask hostname.service. I edited hosts and hostnames to include my own host and FQDN. I'm not sure if hostname.service ever worked in the first ...
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2answers
77 views

No internet connection after software update on Ubuntu 14.04

I am using ubuntu 14.04 for quite a while and never had this problem. But last time that I updated it, it lost its internet connection. It is a PC and I am just using wired connection. I saw several ...
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1answer
22 views

ifconfig fixed ip address is lost after a while

I'm using ubuntu LTS14.04 and I want to make some lab experiments with two computers and a switch. Both computers are configured to start with DHCP but I want to assign two fixed ip addresses to each ...
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1answer
13 views

Network Hardware Not Recognized After Imaging

Problem: After imaging a machine with Lubuntu 14, the machine can't bring up/find eth0 and wlan0. It says Error getting hardware address for "eth0": No such device Clue: I solved this issue last ...
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1answer
73 views

Ethernet shows disconnected yet cable plugged in

I have a Latitude E7240. Network cable is plugged in but Ethernet Network disconnected. Have tried all kinds of things with blacklisting, driver search, work off the install USB but to no avail. Here ...
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1answer
29 views

Network Manager Prompts for VPN Login Password at User Login

I'm running 16.04 with Ethernet connection set to automatically connect to my VPN at start up in Network Manager (NM). However, the NM password window appears at the Ubuntu login screen asking ...