Managing and using network connectivity on a Ubuntu system

learn more… | top users | synonyms (1)

0
votes
0answers
7 views

Wireless USB Adapter disconnects from network every 5-10 minutes

My Netgear WNA1000M 802.11bgn USB wifi adapter disconnects from the wifi network I'm using randomly at very short intervals. I'm running Windows 8 on the same system and it has no issue with internet, ...
0
votes
0answers
33 views

dhclient is not assigning an IPv6 address on eth0 when my exit hooks for eth2 run

I did have everything working, but when I updated my router to a supported version of ubuntu, it broke (Ubuntu 14.4) Where things go wrong is dhclient never grabs a /64. It either gabs the IP for ...
0
votes
1answer
15 views

Connection refused error in putty windows

I am trying to connect my VM via putty which is running on azure cloud. But i will get Network error:connection refused error,yesterday its works fine, now its not working.Also i tried using ssh but ...
1
vote
3answers
194 views

Restricting internet access of some client systems of LAN to a few websites using ubuntu gateway

How to limit internet access of most systems in my LAN to a few websites and block all the other websites? Also want to bypass that restrictions for some systems. All systems have static IP address ...
3
votes
1answer
8 views

Printer Drivers for the Epson XP-200 for ubuntu 14.04

My printer is the Epson Expression XP-200, and I am unable to locate drivers for my printer. I have tried using "Add printer" to no avail. The Epson website does not list Linux drivers for this ...
1
vote
0answers
19 views

Wireless not recognized on my Lenovo G510 laptop on Ubuntu 15.04

How do I enable my Broadcom wireless network adapter on Ubuntu 15.04 offline? I have no LAN access.
2
votes
2answers
55 views

No WiFi on a system76 laptop after upgrade to 15.04

I just upgraded System76 Gazelle laptop to 15.04 and wifi no longer works. It sees many networks and tries to connect to mine, but fails repeatedly (/var/log/syslog seems to indicate authentication ...
0
votes
0answers
5 views

How to run OpenVPN as nobody with Network Manager?

Recently I noticed that when running openvpn as a client on my friends Ubuntu Gnome 14.10 system, the actual openvpn deamon is running as root. $~:ps aux | grep openvpn root <xxxxxxxxxxxxxxx> S ...
0
votes
1answer
17 views

Cannot get wifi working on macbook pro retina

I just installed Ubuntu on my MacBook Pro Retina, but am having trouble getting the wifi working. I followed the steps posted at Setup problems ubuntu 14.04 wifi on macbookpro 13.3 w/ retina (dual ...
0
votes
0answers
66 views

Can't connect specific WIFI network (Ubuntu 15.04) - I tried all solutions on the forum, but didn't work -

I'm using Ubuntu 15.05, My computer cannot connect specific WIFI network, but it's connecting this network with using ethernet port. Also when I open my computer with Windows 7, this can connect this ...
0
votes
0answers
15 views

What is going on with my networking?

I just recently discovered that there is some networking issue with my ubuntu server. Its using up all my internet bandwidth and when I type ifconfig I get this as0t0 Link encap:UNSPEC HWaddr ...
0
votes
0answers
14 views

Programmatically write the network-manager/system-connections

Hi i want to be able to dynamically change the the wifi network configurations, i am trying to write the "ssid" file in the Network-Manager/systems-connections/ and i changed the folder permission to ...
0
votes
0answers
10 views

BQ Aquaris E4.5 - USB network adapter via OTG

I tried to get a network connection via an OTG USB ethernet adapter, but it does not seem to work OOTB. The very same ethernet adapter (from Apple, 2010) works with the Nexus 7 (2013) and Nexus 5 ...
2
votes
1answer
5k views

How to setup Canon iR2520 Network Scanner?

I have at my workplace Canon imageRUNNER 2520 Scan/Print machine. I managed to setup printing but scanning I don't know how. Can somebody help me?
0
votes
0answers
5 views

Network proxy settings BQ Aquaris E4.5

I am the proud owner of a brand new Ubuntu phone and come across a basic problem right away. How can I configure network proxy settings? I have poked around in the network settings, but have not found ...
1
vote
2answers
68 views

How to get Ubuntu 14.04 to detect and connect to open WiFi on startup from USB stick

I'm an 8th grade science teacher and I have recently been given 17 mini dell computers. All are in great physical shape, however, none of them have an operating system or hard drive. I can load Ubuntu ...
4
votes
1answer
7k views

How do I get a rt2800usb wireless device working?

My brand new desktop running 13.04 has endless problems with wireless. Dozens of others are flooding forums with reports of the same problems. It worked fine for a few days, then there were a few ...
0
votes
0answers
11 views

Router swich problems connecting to the internet

Hi i have a problem whit my connection to the internet. I had one internet provider and router, then i swiched to a new one and set the new router with same name and pasword as the last one. Evryting ...
0
votes
3answers
96 views

How to install Juniper VPN on Ubuntu 15.04?

This post worked perfect for 14.04 as well as 14.10. But for 15.04 there seems to be a strange issue. The application starts and gets a tunnel ip addresses but doesn't forward any traffic. The bytes ...
1
vote
1answer
4k views

Drivers for Wireless card Asus PCE-AC66?

Where can I get an Ubuntu driver for this card? is there any? otherwise can I install a generic Wireless driver even if it works sub-optimally but at least will work. UPDATE: As per the comments ...
1
vote
2answers
33 views

How can I send large files between two Ubuntu devices that both are connected to a silly hotel Wi-Fi network that does not permit SSH?

I've got the network addresses of both devices but pings don't reach the computers. How can I send big files between these devices? Just to be clear, I don't want to transfer data using a USB drive ...
2
votes
0answers
131 views

Wifi and ethernet networking stopped working in ubuntu 14.04

I have a System76 Kudu Professional version kudp1, it came with ubuntu 13.10 but I upgraded it to 14.04. After the last upgrade I did it stopped detecting ethernet and wifi networks. nm-tool output: ...
4
votes
2answers
3k views

How to fix a “Software caused connection abort” error in Ubuntu 14.04?

I just performed a clean install (not an upgrade) to Ubuntu 14.04 (64-bit, PC desktop ISO) on a PC that previously had Ubuntu 12.04 installed. Upon trying to restore my \home directory from a Samba ...
0
votes
0answers
8 views

Netgear N600 router not connecting to wifi - help!

I'm extremely new to linux and i'm looking into using linux because my windows trial is running out and I don't have the money to buy a copy. I've been running ubuntu off of a usb to try it out, but I ...
0
votes
0answers
14 views

System 14.04 LTS … Staying connected with Broadcom 4312 on HP Pavilion dv6000 laptop

I am using a Broadcom b43 driver. However, my connection keeps dropping then a auto reconnect. It happens every couple of minutes. I can not maintain a reliable connection. I am running a partitioned ...
0
votes
1answer
25 views

Ubuntu 14.10 samba share not accessible from Windows 7

I'm really new to Ubuntu and Linux in general. I know this has been asked a million times but I'm trying to get a Samba share to work and I've been reading all kinds of threads but I just can't get it ...
0
votes
0answers
151 views

Can't enable Wifi on Ubuntu 15.04

I just installed Ubuntu 15.04 on my Lenovo laptop and everything seems to work fine except the Wifi. Nothing happens when I click the 'enable Wifi' button. I upgraded to 15.04 because of Wifi problems ...
-1
votes
1answer
19 views

Connect host to guest with VirtualBox on Host-Only-Network-Adapter

I am using Ubuntu on VirtualBox as guest, on a Windows 7 host. I would like to have this configuration: 1) both guest and host connected to internet. 2) guest can reach host (through ping) 3) host ...
0
votes
0answers
55 views

Samba sharing not opening in Ubuntu 14.10. & 15.04

the Samba file sharing program does not open. I have properly install the program through either command line or the software center. When I try to open the program it prompts me for my password and ...
2
votes
1answer
3k views

How to get NetExtender VPN client on Ubuntu 13.04 working?

I've got a Ubuntu 13.04 desktop and I need to connect to a Sonicwall VPN appliance using NetExtender. TL,DR, the VPN connects fine, but then I can't reach any internet or LAN websites. Details: ...
3
votes
1answer
5k views

How do I get the ath9k driver of backports-3.12-8 installed on Xubuntu 13.10?

I downloaded the 3.12-8 kernel files linux-headers-all.deb, linux-headers-generic_i368.deb; linux-image-generic_i386.deb from kernel.org and installed them via: dpkg -i *.deb Now I'm trying to ...
0
votes
0answers
12 views

how to connet to hidden network from terminal [duplicate]

My Ubuntu graphics has stopped working. I can only access the terminal. So I am trying to connect to a hidden network through the terminal. I have tried using iwconfig for the same. But with no ...
2
votes
0answers
17 views

Share internet connection to distribute ubuntu nodes sitting behind master

I'm working on setting up a 20 node distributed system. The data nodes are hp Compaq 6500 pc's running Ubuntu 12.4.5. The master is connected to the internet and I've configured the IP's of the nodes ...
0
votes
1answer
29 views

How can I connect to two networks simultaneously?

I have just moved house and my ISP have not reconnected my internet yet. So I need two connections: one to my LAN (via ethernet) for my NAS, printer, etc. and the other needs to connect wirelessly to ...
0
votes
1answer
10 views

VirtualBox - no eth0 or wlan0 connection (Ubuntu / CentOS)

I checked all possible places in order to solve this issue and only decided to post a question here because I'm at the verge of giving up. So, I recently installed VirtualBox 4.3.26 on my Ubuntu ...
0
votes
0answers
2 views

network browsing in ubuntu 14.04 is not working [duplicate]

While trying to access a Windows network it shows: Unable to access location, Failed to retrieve share list from server, No such file or directory How to solve this, and connect with Windows shared ...
0
votes
1answer
14 views

Difference between essid, bssid and ssid in commands?

If I am correct, ESS is the union of a set of BSS's. ESSID and BSSID are just their IDs respectively. How can I tell if a wireless network has essid, bssid or ssid? What differences are between ...
1
vote
0answers
18 views

Wifi connects to all networks except for one

I am using Ubuntu 12.10 on an Acer PC. I am seeing a problem with my WiFi recently. I can connect to all wireless networks except my home network. The connection is established, but when I connect to ...
0
votes
1answer
9 views

Static IP NIC card config getting “fail” error message

I am running new server on ubuntu 12.04.4. I am getting failure when I restart my NIC file /etc/network/interfaces. The command failing is sudo /etc/init.d/networking restart and ifconfig eth0 is not ...
2
votes
2answers
19 views

Firewall Ports for Filesharing With OSX

I tried searching for this but I'm coming up short. Maybe my wording is wrong. I have my Ubuntu machine showing on my LAN - and I can see it from the Finder Window in OSX - but it won't connect when ...
0
votes
1answer
7 views

MAAS IP Change and IPMI problem

Here is the case: 1) I had my MAAS Server and nodes in lab network 2) I mooed the server to operation ,so I changed the IP address of MAAS 3) I executed these: sudo dpkg-reconfigure ...
-1
votes
0answers
12 views

firefox -37.0.2 not taking proxy username and password

I am behind the proxy server, when i open Firefox-37.0.2 a window came and say "authentication required" after entering the proxy username and password, keep asking continuously "authentication ...
-1
votes
0answers
19 views

cannot boot - Ubuntu 14.04 server - waiting for network configuration error

i am having problem booting into a ubuntu server. the simple error is "waiting for network configuration" The problem started when the server got turned off due to power failure. i have tried ...
2
votes
2answers
13k views

How to install (or troubleshoot) a USB 3.0 AX88179 Gigabit Ethernet adapter?

I have a USB 3.0 AX88179 based Gigabit Ethernet adapter and after searching online, I found many people reporting success with this device under Linux. The driver entered the mainline kernel on ...
0
votes
0answers
17 views

Ubuntu 14.04 LTS, Netgear WNDA3100v2 wifi unstable and stops working randomly

I have spend a large amount of my time trying to get my WNDA3100v2 Netgear Wifi dongle to work. After hours of searching I was able to find out how to install the needed,bcmn43xx64.inf driver for it ...
0
votes
1answer
15 views

DHCP Stopped working over Bonding

Something recent broke DHCP and Bonding. I used to be able to do this: # This file describes the network interfaces available on your system # and how to activate them. For more information, see ...
0
votes
1answer
25 views

AX88179 Ethernet adapter not working properly

I recently bought an adapter with the ASIX AX88179 chip in it. The adapter seems to work, but after about one minute it gets terribly slow. I have already tried this and this solution to no avail. ...
0
votes
1answer
46 views

How to get Wireshark to monitor a specific IP in the background

I have got Wireshark installed and I am wanting to monitor the traffic to and from a specific IP address, so what would be really useful would be if I could get Wireshark to start by itself on startup ...
1
vote
1answer
27 views

Ubuntu Network Error (Ubuntu 12.04)

We run a 1000BaseT, full duplex network, however we use auto-negotiate to ensure that minimal errors occur. A few days ago, all Ubuntu servers started having an extremely slow upload (to the outside ...
0
votes
0answers
12 views

How to connect Huawai EC159 module to Ubuntu 13.11 to access 3G net? [on hold]

I have Huawai EC159 module it is shown in terminal after command "lsusb" but I dont know how to access it so that I can use 3G net on my laptop. Please help me. Thank you.