Managing and using network connectivity on a Ubuntu system

learn more… | top users | synonyms (1)

0
votes
0answers
9 views

NetworkManager doesn't ask password

My network manager doesn't ask me a password when I try connect to the network. When I click "Connect" nothing happens. I reinstalled it but it didn't help.
0
votes
0answers
5 views

No wireless networks shown on Kubuntu Plasma 5

I recently got a new laptop and am setting up linux on it. I'm running off of a liveusb for Kubuntu (the new Plasma 5), and don't see (in the desktop UI) any support for wifi. The network manager ...
0
votes
0answers
8 views

Need to keep clearing the cache and cookies to access certain websites

Since I've come on my Home network back from the University, I can't access Facebook and some other websites through my Linux. The only way is to clear my browsing cache or go incognito and even ...
0
votes
1answer
14 views

How to configure /etc/network/interface to use static IPv6, but dynamic IPv4?

I want to add a static IPv6 IP to my otherwise automatic IP configuration. How to do this? Currently I use: auto lo iface lo inet loopback auto eth0 So IPv4 is configured by DHCP, IPv6 is ...
0
votes
0answers
3 views

Router on Virtual Machine, fstab mount disk from other machine by hostname: When is fstab executed?

Ok, so I've been looking for this for quite a while now, but I can't find an actual answer to this question. When is fstab executed, specifically in relation to the scripts in /etc/rc2.d? What I'm ...
0
votes
2answers
24 views

Ubuntu 14.04 problem with network bandwidth limit

I have a problem with my internet bandwidth on WiFi. Currently I have two computers: one with ubuntu 14.04 and second with Windows7. On my Ubuntu machine when I try to download something I always have ...
0
votes
0answers
12 views

How do I resolve the slow internet connection issue with Ubuntu?

My Internet connection suddenly have slowed down in my Dell Inspiron 1525 laptop. Other people in the same Wifi network have sufficient speed?How do I resolve my problem?
1
vote
0answers
9 views

Cisco AnyConnect VPN, install issue, vpnui not executing

I was able to install Cisco VPN AnyConnect client with no issue in Linux Mint 17. However, in Xubuntu 14.04, I get the following issue when I run, sudo sh ./vpn_install.sh: Do you accept the terms ...
1
vote
0answers
23 views

How to make my wifi network re-connect after it loses connection?

I have setup my wireless network like this: /etc/network/interfaces auto lo auto wlan0 iface lo inet loopback allow-hotplug eth0 iface eth0 inet static address 192.168.1.70 netmask ...
0
votes
1answer
31 views

How to create WiFi Hotspot when connected to wireless network in Ubuntu 14.04 with 2 network adapters?

I followed this guide [KDE's network manager] http://ubuntuhandbook.org/index.php/2014/06/share-internet-with-android-ubuntu-1404/ but this is for wired connection. How can i create a wifi hotspot ...
1
vote
1answer
11 views

mount.cifs: How to avoid long timeouts after switching IPs (wired <=> wifi)

When undocking my notebook from the docking station with its wired ethernet connection I let network manager automatically switch on the wifi radio. Upon entering the docking station I let it switch ...
0
votes
1answer
11 views

Connecting wifi usb adapter netgear a6100

I have an Acer aspire xc-603 and have previously acquired a netgear a6100 wifi usb adapter. have any ideas of how to connect to my computer?
0
votes
0answers
11 views

wifi adatper on Dell Inspiron 1012m stopped working

I bought a Dell Inspiron 1012m for my mother-in-law. Thanks to others, a virus so corrupted the OS (Windows) I had to reformat the harddrive. I installed Ubuntu 12 (updated to 14). It had been ...
0
votes
1answer
18 views

Ubuntu server can no longer get address from DHCP

A couple of years ago, I set up an Ubuntu server with RAID to act as a home file server. All was well until last week, when my other computers could no longer access the files. My problem is ...
1
vote
0answers
23 views

Dual boot Windows 8.1 + Ubuntu 14.04 - Cannot connect to my wi-fi on ubuntu

just yesterday I installed a copy of Ubuntu 14.04 alongside my Windows 8.1. I was at my relative's house yesterday, and the Wi-Fi there worked on both Windows and Ubuntu. Now I'm home and I cannot ...
0
votes
1answer
32 views

Wireless network disconnects and is inconsistent. (14.04)

I recently built my desktop and am new to linux. I wanted to try it out and am generally satisfied, but I am experiencing inconsistent internet disconnects. Sometimes it will be about once every few ...
1
vote
0answers
9 views

VirtualBox Ubuntu internet connection problem on Chrome ERR_ADDRESS_UNREACHABLE

I am a beginner Ubuntu user, I use it via VirtualBox. I was eligible to connect internet yesterday, but today I can't access most of the sites. For example I can search something in Google, but I ...
1
vote
0answers
12 views

Mediawiki only accessible from Windows clients

I've installed Mediawiki on Ubuntu server 14.04. Mediawiki works perfectly when I type the hostname of the server into a browser on one of my network's Windows clients. I've used both: ...
0
votes
1answer
18 views

Long boot time due to “waiting for network configuration” - but network is configured statically

My system has a statically configured network that is fully functional. However, booting needs a long time due to "Waiting for network configuration" messsages. What can be the cause for this? I ...
2
votes
2answers
54 views

reinstall wireless driver [on hold]

My network center is not displaying any wireless connections even though I know there are several in the area. I am trying to reinstall my wireless driver with the hopes that I can get it working. ...
0
votes
1answer
38 views

No wifi networks detected

I just got an older macbook air from a friend and it was running a bit slow so I decided to use Ubuntu! I have used Ubuntu in the past but I'm sort of a newbie so please bear with me. When I ...
0
votes
1answer
7 views

juju deploy fails with “lookup store.juju.ubuntu.com: no such host”

I have a MAAS setup (using KVM) with 1 MAAS controller and 1 server node. I could "juju bootstrap" successfully and following is the output of "juju status" vishal@maas:~$ juju status environment: ...
0
votes
0answers
23 views

ubuntu 12.04 booting freezing on “Booting system without full network configuration…”

I have Asus laptop with Ubuntu 12.04 on it, the problem start after I change the permission of /etc which result that I can't execute the sudo commands when I tried to change the permission I got this ...
0
votes
0answers
15 views

nm-applet disappeared from top panel Ubuntu 14.04

Can someone please tell me what this error is? (nm-applet:2819): nm-applet-WARNING **: Could not find ShellVersion property on org.gnome.Shell after 5 tries ^Cnm-applet-Message: PID 0 (we are 2819) ...
1
vote
0answers
47 views

Xorg high cpu usage when wireless connection is active

I use Xubuntu 14.04 LTS 64-bit (3.13.0-43-generic) on a low-end notebook (AMD C-70, 2GB RAM, RTL8188EE) and a router D-Link DSL-2640B. The wireless connection looks fine, but it is impossible to use ...
-1
votes
1answer
18 views

Waiting 60 more seconds for network configuration [duplicate]

My laptop (Ubuntu 14.04) is taking too long showing a message "Waiting 60 more seconds for network configuration"
1
vote
0answers
60 views

Network fails and won't reinitialize Ubuntu 14.04

I have a freshly installed Ubuntu-Server 14.04 instance. Nothing is installed yet other than the base system, OpenSSH server, and LAMP server (as selected in the install process). It is connecting ...
0
votes
1answer
33 views

What does this mean? [duplicate]

E: Dynamic MMap ran out of room. Please increase the size of APT::Cache-Limit. Current value: 25165824. (man 5 apt.conf) E: Error occurred while processing octave-io (NewVersion1) E: Problem with ...
1
vote
1answer
60 views

Ubuntu 14.04 LTS wireless not working

So I have Ubuntu 14.04 LTS installed on my Dell studio 1555 and my wifi was working before but after a recent update and upgrade, it stopped working. Here are the contents of my wireless-info.txt file ...
1
vote
1answer
26 views

Forwarding ports with iptables not working?

I have an ubuntu server (14.04.1) which is asking as a router for my network. It has an internet facing interface, eth0, and a second interface, eth1, for connecting to my 10.0.0.0 network. I am ...
0
votes
3answers
55 views

Where are my iptables?

I ran the code: iptables-save -t nat -A PREROUTING -d 79.3.191.226 -j DNAT --to-destination 192.168.0.14 But I don't know if it worked since I cannot find the iptables file inside my directory. ...
0
votes
0answers
40 views

How do I configure internet connection for Terminal on Ubuntu 14.04?

I've installed on Ubuntu 14.04 and with I've Broadband connection setup, Browser connection is OK, but Terminal not connection via internet, when command type "sudo apt-get update" by terminal then ...
0
votes
1answer
23 views

cannot connect to websites by their domain name but ip addresses

I looked at the related questions but I still don't have an answer. My initial problem was transmission not connecting to any peer, I applied some suggestions, after half an hour I realized that I ...
1
vote
1answer
23 views

wireless interface gone after installing systemd 218

I Installed systemd-218 from the sources. After that I rebooted the system. Now I am unable to see any wireless interface. I tried reloading the ath9k driver. But no luck. The lsusb commands output is ...
0
votes
0answers
11 views

MAAS Network question - Node cannot ping to outside world (ip shows up correctly)

Hello AskUbuntu community, For the past few days, I finally jumped on the MAAS train but encountered a few problems with network configurations. I do apologize if I have missed some fundamental ...
-1
votes
1answer
88 views

Ubuntu 13.10\14.04\14.10 wireless problem

I'm having problems with wireless in Ubuntu 13.10\14.04\14.10, sometimes when i start-up my laptop i can't find my WiFi and after i restart it works just fine but after sometime it drops the ...
0
votes
0answers
13 views

Establish reverse ssh tunnel at OS startup / network connection up [migrated]

I'm trying to setup a reverse SSH tunnel using a middle-man, due to firewall restrictions. I took the following steps: from ssh server do reverse tunnel: ssh -R 8080:localhost:22 ...
-11
votes
1answer
36 views

Why is Linux better? [on hold]

What are your opinions as to why Linux is the boss. Also which distro do you prefer for personal use?
0
votes
1answer
20 views

Internet connection slowing down till stop

I've just installed Ubuntu 14.04 as second OS on my PC and I'm having a strange issue. When I try to connect to internet I notice a progressive slowing in the network speed till it completely stuck. ...
1
vote
2answers
21 views

Cannot get my N300 (DWA-130) D-link wireless USB to work on Ubuntu 14.04

I'll start by saying i'm pretty new to linux, go easy on me ! I've downloaded Ndiswrapper and tried installing the windows XP/Vista driver... But iwconfig shows that there is no extensions.. I've ...
0
votes
1answer
20 views

Cisco VPN not working although it says connected

I am using Ubuntu 14.04 and I am trying to connect to my university network via VPN. I installed Cisco VPN and seems to be working normally. I connect to the network and it says connected, but when I ...
1
vote
2answers
48 views
+50

Can't connect to WiFi after suspend

After resuming from suspend, the Network Manager detects my WiFi signal, but eventually gives up when trying to connect to it. These fixes did not work: $ sudo restart network-manager $ sudo nmcli ...
0
votes
0answers
7 views

mount.nfs connection timed while connecting with utlp kit (as a client)

![enter image description here][1]scenario of my problem is as follows: I have created /naveen/shared direcrory inside the UTLP. I have created /home/mtlc/Desktop/rootfs inside the UBUNTU PC. ...
0
votes
0answers
41 views

how to rebuild a wifi driver

I have a hp laptop and the wireless chip-set is a rt5390. i know that a lot of people are having issues with the wireless connection but from what i have been reading when people have rebuilt the ...
1
vote
0answers
18 views

Wifi issuse, first time user

I finally built a PC of my own and I created a duel booting system. (Windows 8 and Ubuntu) Win 8 works flawlessly but Ububntu is the most infuriating thing I've ever dealt with. I can't access the ...
2
votes
1answer
35 views

Wifi problem with RTL8723ae on Ubuntu 14.04

I have the same notebook and problem as the person here: Wifi problem with Ubuntu 14.04 and RTL8723ae I have tried everything including the suggestions provided there (I installed the non-free ...
0
votes
0answers
28 views

Accidentally deleted everything associated with wifi connection (I think)

I Just returned from a long trip to remember that right before I left I really messed up my wifi connection. I deleted the applet, nothing pops up when I try to "add to panel" or look for wifi in ...
0
votes
0answers
16 views

Configure Wi-Fi Network Preferences in Ubuntu based on Signal Strength?

I use about 6 different wifi networks, depending on my location. At one location, we have two networks that are the same, but through a network range booster. Unfortunately, this poses the problem ...
1
vote
0answers
33 views

How do I can configure Firefox and Terminal via internet Ubuntu 14.04?

I've installed Ubuntu 14.04 and with I've broadband connection setup but it's only some application via internet , But I can't access Firefox and Terminal via internet see screenshot , when Firefox ...
0
votes
1answer
14 views

How to perform detail packet capture on Ubuntu firewall?

I've routed internet traffic of my other systems on this ubuntu linux system where I have configured packet forwarding. but still I am unable to get internet on other systems. Hence I want to ...