Managing and using network connectivity on a Ubuntu system

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7
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60 views

Dial up networking server?

I want to network computer 1 and 2 using a phone line. Computer 1 is connected a network, computer 2 wants to access that network in some capacity using a phone line. Is this possible?
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4k views

Integration multiple internet connections ISPUnity vs Ubuntu Bonding

I have Ubuntu 13.04 with 2 ethernet cards and a WiFi card. I also have 3 ISP connections. I have to configure linux to use all 3 connections. My main concern is to increase outgoing bandwidth (FTP ...
5
votes
0answers
97 views

Wireless disconnect issues Ubuntu 16.04 with RTL8821ae

I've been having trouble with my Wifi ever since I installed Ubuntu 16.04 two months ago. There are several posts similar to this one on the forums, however I've not found any that work for me. Here ...
5
votes
0answers
422 views

Ubuntu 15.10: share internet connection over WiFi

Having two WiFi interfaces I'd like to use one as a hotspot, but the simple instructions found here don't work, no new wireless network is detected by any device (neither Android nor Windows PC). Any ...
5
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0answers
426 views

(32) Ad-Hoc mode is not supported by this device. - 13.10 on i5 NUC

Not sure if this is an Ubuntu issue or intel issue. Any insights will be appreciated. I have an intel NUC (D54250WYK) w/ intel 7260 wireless adapter and Ubuntu 13.10. I can connect to my local wi-...
4
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0answers
103 views

Internet speed decreases suddenly on Ubuntu 16.04

I am using Tata Photon Max Wifi to connect to internet. Since morning download speed is decreasing to 10-15 kbps. Normal speed I receive is usually more than 200 kbps. I have not changed any settings ...
4
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0answers
4k views

No networking: Failed to bring up eth0

The networking service fails to start / doesn't start on reboot. Restarting networking (via systemctl): networking.serviceJob for networking.service failed because the control process exited with ...
4
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0answers
51 views

Network Trash showing on my desktop

I'm using Ubuntu 14.04 LTS on my company PC. After installing some software to test out I decided to uninstall them. The problem I have is that every time I start my computer my trash bin shows as ...
4
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0answers
95 views

Wifi in Ubuntu 15.04

Of course, we first have the issue that Dell decided that not mentioning the model number on their laptops was much more user friendly. It says "Inspiron 15, 5000 series" on some kind of sticker on ...
4
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0answers
276 views

LXC bridging with two NICs

I am setting up a server to host a number of LXC containers, for now just isolating web and db services. The server I am using has two NICs and I'd like to use one for host traffic and one for ...
4
votes
0answers
1k views

Wireless Dropping Out Using Intel 7260AC Card (Deauthenticated - Reason 7)

I have recently bought a new laptop and it has an Intel 7260AC wireless card in it. I am getting regular wireless dropouts occurring at no specific interval. AFAIK this only occurs at my house. ...
4
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0answers
2k views

Error During Apt-Mirror Unattended Install Of Ubuntu Server 12.04 Over Network Using PXE

I'm attempting to PXE boot and completely rebuild a new server with an "Ubuntu 12.04 Server" image over the network using apt-mirror but I get multiple errors mid-way through the installation. I am ...
4
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0answers
9k views

Ubuntu 12.10 - “the system network services are not compatible with this version”

Fairly new to Ubuntu, know my way around, but novice user. Started my Laptop running Ubuntu 12.10 this morning, and no wireless or Eth. Look at Network Manager and this message: "the system network ...
4
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0answers
4k views

Playing Age of Empires II multiplayer in VirtualBox Over wi fi network

I installed Age of Empires II (Expansion) in VirtualBox (hosting Windows XP). It works great in single player mode. Unfortunately, I tried playing multiplayer via WI-FI which I created on my Ubuntu ...
3
votes
0answers
85 views

wifi frequently disconnects on ubuntu 16.04 and not working in 14.04

I have hp 15-ac110tx and dual booted ubuntu and win 10 in uefi mode with secure boot off. All the things are latest updated and upgraded. But wifi frequently disconnects. The output wget -N -t 5 -...
3
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0answers
28 views

Wired internet not working on Ubuntu 14.04.4 LTS

I had installed Ubuntu 12.04 and then upgraded my machine to 14.04. After the upgrade my wired internet has stopped working. Here is the ipconfig output: root@vyaw:/# ifconfig -a eth0 Link ...
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0answers
229 views

Qualcomm Atheros AR93xx Wireless Network Adapter + Ubuntu 16.04 woes

NEWS: Added update 1 Added update 2 I am trying to build a new machine using the Gigabyte GA-970 G1 Gaming motherboard, together with a TP-Link TL-WDN4800 N900 Wireless Dual Band PCI Express ...
3
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0answers
146 views

Bluetooth adapter not found in Ubuntu 16.04

Since my upgrade to 16.04 the OS does not find the bluetooth-adapter anymore. The Laptop is an Acer Aspire V5-573G and all i can find about the bluetooth adapter is this: "Bluetooth Qualcomm Atheros ...
3
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0answers
91 views

Massive log files on Ubuntu 16.04

I recently installed Ubuntu 16.04. For some reason I have massive log files. For example: kern.log is 10.5 GB big and syslog is 152 MB. I already tried rotating them, but I wanna know what's making ...
3
votes
0answers
99 views

Why Google ping (DNS server 8.8.8.8) in windows is faster than ubuntu 16.04 and Other Linux distribution?

I've read all the solutions regarding to similar problems existing in all the community and I've performed these options but none of theme work! I've checked the google ping both in linux and windows ...
3
votes
0answers
256 views

16.04 LTS slow boot

I've upgraded to 16.04 LTS, booting now lasts 3min 14.784s instead of 25s. Startup finished in 3.973s (firmware) + 3.060s (loader) + 7.361s (kernel) + 3min 388ms (userspace) = 3min 14.784s systemd-...
3
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0answers
78 views

Is my Ubuntu Desktop under attack?

I am currently facing random freeze of my Ubuntu(16.04) desktop and screen fills up with the garbage pixels. I even cannot start command line using Ctrl-Shift-F1. Every time I have to manually do the ...
3
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0answers
63 views

Is it possible to bypass a hardware wifi switch, if `rfkill unblock all` does not work?

Summary I have recently revived an old Sony Vaio VGN-N230E laptop of mine, and installed Linux Mint on it: gctrindade@gctrindade-VGN-N230E ~ $ lsb_release -irc Distributor ID: LinuxMint Release: ...
3
votes
0answers
147 views

ubuntu 16.04 - Wireless keeps getting dropped after about 2 hours

I have recently installed ubuntu 16 over my 14 install. Now every 2 - 3 hours the connection to the Router gets dropped. And it won't reconnect automatically, it tries too but doesn't. Also, at the ...
3
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0answers
356 views

[HELP]Ubuntu 16.04 vs OpenVPN & Google Authenticator

:-) I tried searching for a solution to my problem, but was unable to find any, other than "it's a bug in OpenVPN". Essentially the problem is this: OpenVPN w. Google Authenticator does not seem to ...
3
votes
0answers
531 views

WiFi not working after restart in Ubuntu 16.04

I recently upgraded from Ubuntu 14.04 LTS to Ubuntu 16.04 LTS. Had a few issues with phpmyadmin and MySQL-Server that I rectified. But whenever I restart the system, I lose internet connection. ...
3
votes
0answers
103 views

Ethernet network randomly disconnects

I installed Ubuntu-Mate 16.04 on my Dell Dimension 4700 Desktop. The Ethernet network randomly disconnects after a few minutes of use and in order to get a connection I have to disconnect and ...
3
votes
0answers
85 views

PCManFM (Lubuntu 14.04) not Seeing Other Network Computers

Something has changed recently, and I can't figure out what. I have a headless server running Ubuntu 12.04 Server with Samba and CUPS and several shared drives (frankenstein). Everything worked fine ...
3
votes
0answers
99 views

Wifi stops working every 1-2 hours

My wifi will work fine for a while, but every 2 hours or so my connections drops. The wifi icon in the taskbar states that I am connected to the network, but I can't access the internet. Rebooting ...
3
votes
0answers
136 views

BCM43142 wireless card drops connection after some time

I know this question has been discussed in this forum but there is no concrete answer it seems. I have BCM43142 wireless card in my HP desktop(Ubuntu Desktop 14.04 LTS). Wifi works fine but after some ...
3
votes
0answers
55 views

Why are NAT&Kernel IP Forwarding not working?

I'm trying to forward all traffic from tun0 to eth0,below is my interfaces: eth0 Link encap:Ethernet HWaddr 12:57:6e:6a:74:85 inet addr:172.31.32.133 Bcast:172.31.47.255 Mask:255.255....
3
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0answers
79 views

What is the best method for hosting a minecraft server on Ubuntu?

I am going to try and run a dedicated Minecraft server on a spare desktop computer of mine. Where I work, we are all into minecraft and want to have a server that we can all use. It cannot be lan as ...
3
votes
0answers
35 views

xrdb to Ubuntu machine not working from external network

I have a Ubuntu machine that I would like external users to connect to using RDP. Connecting from an internal network works perfectly fine. But users outside of my network,who use the public IP, can ...
3
votes
0answers
98 views

Why 11n WLAN disabled for iwlwifi in 15.04?

I have a laptop with Intel Centrino N-6300 wireless card. Recently I found out that I can't connect to 11n-only wireless networks. After some research, the reason is that in iwlwifi.conf the 11n ...
3
votes
0answers
724 views

Get Broadcom Wifi Card [14e4:43ae] to work

The Wifi isn't working, I'm not able to create a new (wifi) connection in the Network Settings. As mentioned in this answer I should ask a new question, if I have PCI ID that's not listed and well ...
3
votes
0answers
72 views

OpenVPN Not Forwarding Traffic on Ethernet

For some reason, my OpenVPN connection does not connect to the internet when I connect to the server over a wired connection. This seems to only be happening on Ubuntu 15.10, as I can connect out on ...
3
votes
0answers
816 views

Open source FortiGate (Forti SSL VPN) client support in Ubuntu

Does anyone work on adding support for opensource FortiGate SSL VPN NetworkManager client to Ubuntu? According to this blog https://blogs.gnome.org/lkundrak/2015/09/24/fortigate-ssl-vpn-support-added-...
3
votes
0answers
152 views

Wi-Fi disconnects

i just updated ubuntu at 15.10 and since then i'm having problem with wi-fi. It is working, but it became kind of unreliable. One moment it's working perfectly but sometimes it's still loading and all ...
3
votes
0answers
174 views

How can I allow macchanger to run on ubuntu touch/apparmor?

I'm trying to run macchanger from the terminal application of an ubuntu touch device to avoid unscrupulous 3rd parties(i.e. wifi providers) from tracing my mac address. However it fails miserably with ...
3
votes
0answers
32 views

What are the directories and files that I should keep in sync for a cluster server

I am currently wanting to set up new clusters. Each cluster is defined by its software installed, software settings, and its home folder files. I want only the above to be cloned and not things like:...
3
votes
0answers
232 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 ...
3
votes
0answers
319 views

Redirect traffic flowing into SSH server to privoxy, then to TOR

I own a Ubuntu VPS that I am using for SSH tunneling. I want the traffic to be redirected to TOR network. Some research showed that I can do it by using Privoxy, that will accept traffic from SSH ...
3
votes
0answers
297 views

14.04: Clicking a VPN connection in the network icon menu does nothing

This is identical to (Open VPN connection doesnt work after reboot Ubuntu 14.04) with the one exception that it is a PPTP connection and not OpenVPN. Usually when I click a connection in the menu the ...
3
votes
0answers
299 views

How can I block one or more websites from the command line, especially for Google Chrome?

I teach in a school and have a cart of laptops that I set up with Edubuntu 12.04. I am using LanSchool to monitor their screens, remotely control them, blank their screens, etc. The functionality is ...
3
votes
0answers
329 views

cat: /var/lib/misc/dnsmasq.leases: No such file or directory

I've searched all over the internet, but couldn't find any answers of my problem.. I want to connect my Raspberry Pi to my laptop. But whenever i try to check the ip address of my raspberry, i get ...
3
votes
0answers
404 views

Ethernet doesn't work after upgrading from 14.10 to 15.04

I just upgraded from Ubuntu 14.10 to 15.04. The ethernet is now longer recognized. If I open Network from System Settings and click on Wired, it shows Wired Disconnected - 1000 Mb/s Hardware Address ...
3
votes
0answers
638 views

RTL8812AE cannot connect to 5ghz networks

I recently purchased a PEX867WAC22 PCI-E wifi card from StarTech (RTL8812AE), and have not been able to connect to any 5 ghz network due to authentication timing out. The driver it comes with is only ...
3
votes
0answers
7k views

Share internet from PC to unrooted android smart phone connected via USB cable

I am running Ubuntu 14.04 LTS with Windows 7 Dual boot (both 32 bit) in my desktop. I use cable broadband (Ethernet). I have an unrooted android smart phone running KitKat 4.4.2. This device has a ...
3
votes
0answers
212 views

WiFi keeps dissappearing

I have an HP Pavilion dv4-4065la. I've been using ubuntu 14.04 since last year (before I was using Windows...so yeah, I know nothing about linux) and nothing bad happened before, but some days ago the ...
3
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0answers
397 views

How to wake my PC with any packet, not just a magic packet?

Currently, I can wake my PC by sending a magic packet from another device on the LAN. However, the PC will not power on when I send the packet from outside the network (WAN), even though I have my ...