Managing and using network connectivity on a Ubuntu system

learn more… | top users | synonyms (1)

0
votes
1answer
25 views

How to assign IP when a machine is connected to the same network via two interfaces?

I have a Ubuntu 14.04 machine connected to the same subnet via two different interfaces, wlan0 and eth0. The machine is used for normal browsing of internet only. I am to manually assign IP addresses ...
18
votes
5answers
22k views

How do I SSH to machine A via B in one command?

I want to access a computer, say machine A which is based in my university's network. However, this computer is only accessible via the internal network of the university, so I can not use SSH to this ...
0
votes
0answers
8 views

Network-manager is deleted and i have no internet access

i accidentally deleted the network manager from my ubuntu, and i have no access to the internet and thats why i cant use sudo apt-get install network-manager because its said me that could not load ...
0
votes
0answers
14 views

Intel NUC running Ubuntu 16.04 booting hangs for five minutes if LAN cable unplugged

I've an Intel NUC NUC6i5SYH (i5 6th generation) running Ubuntu 16.04. If I have a LAN cable plugged in, the system boots quickly and the LAN networking works as expected. I can get the wireless to ...
1
vote
0answers
12 views

15.10 - Cannot connect to wireless networks at home, but can at remote locations?

Ever since I plugged in an ethernet cable into my laptop at home I cannot connect to the wireless network anymore. It doesn't list any of them. Before it was working fine. The weird part is, whenever ...
3
votes
3answers
351 views

How to share a folder on Ubuntu to Raspberry Pi 3 over local WiFi network?

I am planing to buy RaspberryPi 3 and have it connected to my TV. I also have a lot of movies on Windows partition in my dual boot Ubuntu 14.04 & Win 8 machine (Win 8 isn't used, but is there). I ...
1
vote
7answers
336 views

“Wi-Fi is disabled by hardware switch” on Toshiba Satellite P855-335

My Toshiba Satellite p855-335 Notebook wouldn't turn the wireless on. There are several existing threads on Ubuntu Forums which I've tried, for instance: ...
0
votes
0answers
7 views

Wifi Dongle Blocked by Hardware Switch

I have the problem on an old (2008) Sony Vaio VGN FW5 that the wifi is blocked by a switch. In Windows, I used to use a wifi dongle, however the dongle is now also blocked by the hardware switch in ...
0
votes
0answers
23 views

No Wireless with broadcom BCM4350 Ubuntu 16.04

I'm running Ubuntu 16.04 on an Dell XPS 13 9350 (skylake) Since the old kernel doesn't support the broadcom wireless card I updated to ubuntu 16.04, coming from 15.10. The 4.4 kernel supports the ...
6
votes
1answer
1k views

14.04 Resolving Host (DNS) Problem

EDIT: Problem solved with 16.04. I have an Asus Zenbook UX32V. I installed Ubuntu 14.04 and now I cannot browse the Internet. When I connect to a wireless network everything is fine for 2-3 minutes ...
0
votes
1answer
68 views

Intel NUC: Ethernet problems

I've got a brand new i3 5th generation Intel NUC and I'm struggling with ubuntu and ethernet connection. I'm trying to install Ubuntu server (14.04 or 15.10) but the LAN takes forever to become ...
7
votes
4answers
13k views

How to enable Wireshark without running as root in Trusty 14.04

I installed Wireshark. Running as root is not recommended, so I Did sudo dpkg-reconfigure wireshark-common According to: http://wiki.wireshark.org/CaptureSetup/CapturePrivileges ...
0
votes
0answers
11 views

MAAS - Failed to get ip directly [ERRNO -2]

When running the Ubuntu Openstack Installer / Autopilot and am receiving the following error: Reason: "Error deploying landscape". Inside the commands.log file, there is a line which has lead me ...
0
votes
0answers
10 views

Couldn't bind UDP 53 nxfilter

We are using ubuntu 14.04 and successfully installed nxfilter latest version. When I run the ./startup.sh script file then getting below error: INFO - ResolverMan.create_resolver, Resolving DNS ...
0
votes
0answers
13 views

Where can I obtain the best shh and proxy for ubuntu 14.04 LTS

Hello again I have a more personal question based on certain software and other items I can obtain See a friend of mine has given me a major reality check on some pointers I had not known to the ...
0
votes
3answers
735 views

Get wifi working Lenovo Thinkpad t440 on Ubuntu 12.04

I got an Lenovo Thinkpad t440 but I cannot get my wifi working with a fresh install. Which drivers should I need to download so I am able to run the wifi? I did an lshw -c network and I got an ...
1
vote
1answer
16 views

Automatic ip switching

I have two network connections. Two of them are not stable. These connections go down at least once a day. So is it possible to switch the connection (gateway) automatically to another if one goes ...
0
votes
1answer
13 views

Wireless not working on Pavilion x360-Convertible, running 16.,04

I have a wireless problem with my HP-Pavilion-x360-Convertible, with a clean install of 16.04. When I click on the wireless on/off button in network settings, it always flips back to 'off'. The ...
3
votes
3answers
2k views

Clean install ubuntu 16.04 cannot connect to wifi using NetworkManager, but nmtui works

I've performed a fresh install of Ubuntu 16.04 on my Asus N56VZ. Sadly, i cannot connect to wireless networks using the NetworkManager. I am able to see wireless networks, though. I tried to connect ...
0
votes
0answers
10 views

laptop wifi indicator not lit even though I'm connected

Just installed Ubuntu 16.04 on my Asus VivoBook X202E recently, and now even though I have a wifi connection, the wifi indicator on my laptop doesn't light. Switching back to Windows 10 makes the ...
0
votes
1answer
4k views

How to get network to “see” 14.04 desktop?

I'm also having problems with a new install of 14.04 desktop. I'm a novice to Ubuntu. I have another pc running 14.04 Studio and it works fine with my windows network. I did the following: ...
0
votes
0answers
19 views

Wi-Fi (Intel AC 7260) disappears after each restart

Please help me troubleshoot this WiFi issue with my laptop. I have a Dell XPS L521X running on Ubuntu 16.04 LTS (kernel 4.4.0-22-generic). My WiFi card is Intel Dual Band Wireless-AC 7260. My WiFi ...
1
vote
2answers
46 views

sshfs giving “remote host has disconnected”

I am trying to mount an sftp connection into a folder using sshfs with the following command which throws an error. ~$ sshfs admin@example.com:/ testfo remote host has disconnected The same error ...
0
votes
1answer
25 views

Ubuntu 16.04, connection to WiFi but no Internet

I often have this problem in Ubuntu when someone in my family power cycles our modem or router: no connection to the Internet. It has once again happened. Here is everything I've tried: Ubuntu 16.04 ...
3
votes
4answers
8k views

How do I check the internet speed inside Ubuntu 14.04

How do I check the internet speed on my computer, a dell Inspiron 1545, while using ubuntu 14.04?
4
votes
1answer
12k 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 ...
0
votes
1answer
17 views

Sharing a Network Drive through OpenSSH for a Specific Group

First question, hooray! To the point: I'm not very well versed in Linux, I'm in the process of studying my Linux+. I'm working on a variety of projects with friends, co-workers, and teachers. I'm ...
0
votes
2answers
155 views

wifi problem on ubuntu 16.04..!

I have installed Ubuntu 16.04 and and there is no sign of wi-fi, no on/off indicator I have seen all the solutions on internet: how to handle wi-fi problems, but none worked for me. I have HP ...
17
votes
5answers
61k views

Ubuntu 14.04 Server - WiFi WPA2 Personal

I just installed Ubuntu 14.04 Server and cannot get wifi configured correctly to work with WPA2 personal and could use some help. There was a simple wizard during install where I selected my SSID ...
0
votes
0answers
9 views

Connection to the internet using 3g modem ZTE MF190 on Ubuntu 14.04

I got problem with using 3G modem in Ubuntu. I installed Ubuntu 14.04 in VirtualBox and use it as guest OS. My host OS is Windows 7. I haven't problem when share hosts internet via NAT, but when i'm ...
0
votes
0answers
13 views

Redirect Command to Email

I have a PXE server and need to do a redirect command at the end of the script. ifconfig | grep inet >> ip.txt send to My_EMAIL Am I on the right path?
0
votes
1answer
18 views

Disable Show Password in WiFi Network Connection

WiFi connection management in Ubuntu as option to Show Password. If PC unlocked then someone can check what is the password set for WiFi. Ideally there should not be Show Password option at all. If ...
0
votes
1answer
42 views

Can my local host get attacked if I don't port forward?

Can my local host get attacked if I don't port forward? I'm currently running a server which for a certain app, I'm having problems with passwords and decided that is easier if I leave them default, ...
0
votes
0answers
37 views

Ubuntu 16.04, sundance net module has to be removed and added to work

Hi my issue is sundance module for Ethernet controller [0200]: Sundance Technology Inc / IC Plus Corp IC Plus IP100A Integrated 10/100 Ethernet MAC made by Asustek. My Ubuntu 16.04 box boots with no ...
0
votes
1answer
28 views

SSH from Ubuntu to Lubuntu on a local network

I want to SSH from my laptop to a device on my local network running Lubuntu. I'm trying to use the method described in this answer. To get a list of Ubuntu: avahi-browse -tl _workstation._tcp ...
0
votes
2answers
6k views

Problems with aircrack-ng

I'm trying to crack an wifi, but when i type sudo airmon-ng start wlan0 it shows this: Found 4 processes that could cause trouble. If airodump-ng, aireplay-ng or airtun-ng stops working after a ...
0
votes
0answers
12 views

why newly created vm using pxe boot is not listing in the maas

I am using MAAS. MAASRC and MAASCC in different nodes. And I have created new VM using PXE boot. But the newly created VM is not listing in the maas. What should be the issue with this. When I try to ...
2
votes
1answer
4k views

Unable to get wireless internet Qualcomm Atheros QCA6174 802.11ac

I've been looking around for hours to find a driver or a solution to get my wifi working on my new laptop (Acer Aspire V 17 nitro). But without success. I have a fresh Ubuntu 14.04 Installed, This ...
1
vote
1answer
1k views

No wireless connection on HP Pavilion x360 Convertible

I installed Ubuntu on my new laptop, and I have problems with the wireless connection. I noticed that I wasn't able to connect to Wi-Fi since I started to install the OS, although on Windows 8.1 ...
0
votes
0answers
5 views

Xenial Server is not quite working with 802.1x port-based authentication

Ubuntu server 16.04 with kernel 4.4.0-22. Cisco switch C3750 with 802.1x port-based authentication. Everything went fine until one day, our radius server died. When radius server was unreachable, the ...
-1
votes
0answers
18 views

dsl problem in ubuntu 16.04 (how to fix) [on hold]

i have budgie remix 16.04 :https://budgie-remix.org/ i tried the dsl connection setup what i did in last ubuntu releases but in ubuntu 16.04 the dsl does not work . the (sudo pppoeconf) is not an ...
1
vote
0answers
18 views

SSH tunneling with relay and dynamic IPs

I am trying to achieve a vnc connection through ssh tunnel from a computer on a private network, and to another one on another private network, using a public server as relay. It can be graphically ...
0
votes
0answers
5 views

Troubleshoot XYMon Client not reporting

So I am new to XYMon, tried installing it on CentOS first as that is the top linked guide in the XYMon installation main page, but that was a nightmare. Also it uses Ubuntu 12.04 LTS (Precise ...
0
votes
0answers
18 views

Windows 7 File Share

I'm having issues trying to access my Windows 7 Share. I've read a LOT of thing on the Internet but nothing seems to work. I CAN access those folders with a Windows computer, but NOT with my Notebook ...
0
votes
0answers
478 views

How to Install The NetGear Wireless Adapter (N600 WNDA3100v3) on Ubuntu 14.04.3 [duplicate]

I just bought this wireless adapter to replace my tethered connection. One problem - It's meant for windows. I have tried many tutorials, but the connection just won't show, and I can't get this thing ...
0
votes
0answers
15 views

Terminal fails to connect to a proxy server

I am trying to connect to the proxy server of my university. I have successfully logged in to proxy via firefox but when trying to use ftp or wget I get the following error: Resolving ...
1
vote
1answer
23 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 ...
1
vote
0answers
23 views

dont disconnect wifi when ethernet cable is plugged in

I'm using ubuntu 16.04 and I have a problem. When I plug in something the ethernet, wifi gets disabled, even if I don't use the ethernet port for the internet connection. Is there a way to fix this ...
1
vote
2answers
6k views

No “eth0” listed in ifconfig -a, only enp0s3 and lo

So, I setup my Ubuntu box with VirtualBox, default settings - simple ISO image launch. After installing Ubuntu, I proceeded to test multiple programs, and everything was working fine. I have full ...
-1
votes
0answers
11 views

OpenVPN Import Problem

i had a strange problem when i try to use vpn first i tried to use tunnelbear vpn it succeeded but it caused that the network isn't working and i had to disable it then i tried to use finchvpn by ...