Managing and using network connectivity on a Ubuntu system

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363 views

How to force wireless to reconnect when connection has been lost

I am running Ubuntu Server 13.10 (Saucy) on my at home server. It connects to a wireless router using an Intel wireless PCI-express card. For the most part it works fine but occasionally I have to ...
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2answers
3k views

How can I configure my headless server to connect to a wireless network automatically?

I'm setting up a headless server, but I don't have ethernet access where I want to put it, so I need it to automatically connect to my WiFi network when it boots up (it has a wireless card). I can ...
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1answer
4k views

Why is ifup not running all of the if-pre-up.d scripts?

$ ll /etc/network/if-pre-up.d/ total 20 drwxr-xr-x 2 root root 4096 Jan 15 16:43 ./ drwxr-xr-x 7 root root 4096 Jan 14 21:29 ../ -rwxr-xr-x 1 root root 344 Apr 28 2012 ethtool* -rwxr-xr-x 1 root ...
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1answer
995 views

dhclient.conf supersede stanzas ignored

I'm putting the following lines at the top (also tried the bottom) of my dhclient.conf file: send host-name "hostname"; supersede domain-name "my-domain-name" supersede domain-search "my-domain-name" ...
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1answer
2k views

Can't Connect to MySQL via CLI or phpMyAdmin, but WordPress still connects fine

This is the first time I've had to reach out for a question -- I'm truly stumped. I have mysql up and running on a linux server (Ubuntu) and this morning tried to login to phpMyAdmin. I received an ...
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1answer
1k views

whois with IPV6 support

I just tried a whois on an incoming IPV6 address. The whois program recommends an upgrade. But to what? I already have the latest version in the repo. Is there a different program for IPV4/6 client ...
0
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1answer
89 views

How can I specify or query the order DNS servers will be queried?

For some reason I am not hitting the DNS server I am expecting to hit. I have a wireless connection with a VPN on top of it. I have set both of the connections to use a specific set of DNS servers ...
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1answer
3k views

Use Nautilus to open an SSH connection using hostname

I'm trying to SSH another machine on my LAN using the hostname because the local IP address gets re-assigned somewhat regularly (we have issues with our ISP and frequently have to reset our network). ...
0
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1answer
694 views

Unable to configure wireless/bluetooth on laptop

I have an HP Compaq nx7400 laptop that has previously been running Windows 7. Since I have an additional PC with Windows 7 that serves as my main tool, I have decided to try the latest Ubuntu 13.10 on ...
1
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1answer
342 views

How to set up VOIP in ubuntu [duplicate]

I am running a small business unit on agency recruitments. Need to know about setting up a VOIP service to call USA/Canada.. We have around 20 phones on line and we operate from bangalore. What ...
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4answers
136 views

When exactly SSH-agent use my private_key to connect remote server?

I need some basics about SSH, because I dont understand some little things that helps me understand the process of SSH connecting. I have Ubuntu server on my virtualbox and Ubuntu desktop on my host. ...
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0answers
30 views

wifi not working in ubuntu 13.04 on lenovo g430 [duplicate]

I have lenovo g430 system in which my wireless card is bcm4312 . i just installed ubuntu 13.04 on my lenovo system along with windows 7 . All things are working properly except my wireless not ...
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0answers
226 views

How to install network drivers via terminal?

I have a PC with: 32GB RAM 1T harddisk 8 core cpu ubuntu server 12.04 I installed virtualbox and created four VMs. I think my mistake was I didn't leave any space for the host so I got "The ...
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1answer
159 views

Waiting For Network Config and Purged Network Manager in 12.04

I am very new to Ubuntu and I love it dearly, however recently I had an error pop up which said: 'E:Encountered a section with no Package: header, E:Problem with MergeList ...
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2answers
252 views

Unable to get PCI Ethernet connected on Ubuntu 12.04 Server

First off, it might be useful to explain that my local network setup is: [Internet] <---> [192.168.1.1] <---> [10.10.10.1] <---> [Computer] so, the router at 10.10.10.1 is the ...
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1answer
209 views

Decrease in Network Speeds On 12.04

I have a newish 12.04 box that I converted from FreeNAS due to the difficulty with the FreeNAS operating system and slow transfer speeds over gigabit ethernet. I got 12.04 setup without many ...
0
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1answer
857 views

Wicd does not like to reconnect upon resuming in the same or different location

Ubuntu 13.10 - Samsung Series 9 - Wireless connection only Issue: Wicd does not automatically re-connect after the laptop is suspended. This happens when the laptop is turned back on in the same ...
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1answer
978 views

How to mount network drive so that it can be used from applications and on wifi

I wish to set up a network drive for storing my personal photos. I already have a server and a 'pictures' user on the server. I planned to store the photos in the home directory of this user. I ...
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3answers
10k views

How to find name of currently-active network interface?

I need to get the name of the network interface (e.g. eth0, wlan0) that is the currently-active one, the one sending and receiving traffic at the moment. When it's connected to WiFi, it would be wlan0 ...
0
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1answer
98 views

How to start networking service

When I write below commands it says job failed to start. Actually I don't want to write a command every time. So how can I start my network service automatically? sudo /etc/init.d/networking start ...
0
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1answer
242 views

OpenVPN and the NetworkManager plugin - Advanced Settings Questions

I just set up OpenVPN and the network manager plugin. I purchased VPN service from PrivateInternetAccess.com. It works fine but only when the Cipher and HMAC Authentication under the advanced ...
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2answers
206 views

Can both NICs be in the same subnet?

I have a requirement for which I have to put both the interfaces(eth0 and wlan0) of Ubuntu 12.04 PC in the same subnet. As far as I understand, this should not create a problem but I wanted to ...
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2answers
24k views

How to add route after connecting to openvpn server?

I'm trying for several days now to solve my problem. I have been using openvpn for windows for quite a while and after replacing windows with ubuntu 13.10, I was happy to see that openvpn is available ...
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1answer
189 views

Share wifi. Ubuntu PC needs to share Widows 7 wifi to access internet

I have not found this exact question ( I think, or I just don't get it ). ** Goal: Get my Ubuntu PC on the internet. ** ** Problem: No direct network access at all on Ubuntu. ** ** Set-up: ...
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1answer
3k views

How to protect my PC from netcut users? (ARP spoof)

In my campus, some people they are using netcut in Windows and they are blocking us not to use Internet. Since I am a Ubuntu user, I can't install neither nutcut nor netcut-defender to protect and ...
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1answer
204 views

Hidden Interface configuration?

During installation of Ubuntu server 13.04, I configured the primary ethernet interface. This interface is visible in the /etc/network/interfaces file. The system has two additional interfaces which ...
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1answer
113 views

Ubuntu Server 12.04.3 LTS No Internet connection

my ubuntu server is no longer accessible to the internet. during boot it will say waiting for network configuration then waiting up to 60 more seconds for network configuration then it just ...
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1answer
366 views

How can I share my internet connection from windows to ubuntu?

Okay, so I have a mobile connection attached to my main pc (windows 8.1), the address range is 192.168.43.1 - 255 with the gateway being 192.168.43.1 and I want to share this to my Ubuntu server which ...
2
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1answer
563 views

Cannot connect to internet using D-link mobile broadband modem for BSNL network

I am using dlink modem of model DWM-156 as an HSUPA USB adapter with a BSNL network sim in it. I am using Ubuntu 12.04 alongside with windows7. I have defined the network settings in the mobile ...
0
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1answer
919 views

Wireless option missing in network settings [duplicate]

When I go to click on NETWORK in the System Settings menu, I have is Network Proxy and Wired Network but no Wireless option. My laptop is Hp pavilion g6. I have a fresh install of ubuntu 12.04
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0answers
3k views

RTNETLINK answers: File exists ubuntu server 12.04

I am using Ubuntu 12.04, running in VMWare. My /etc/network/interfaces file consists of: # The loopback network interface auto lo iface lo inet loopback # The loopback network ...
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1answer
47 views

Not getting internet on my 12.10 Even if Wifi connection is established

I am not getting internet even after wifi connection being established.I have two operating systems installed on my sony vaio(E Series,VPCEH15EN) laptop.Most amazing point is I can browse net on ...
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2answers
7k views

Configuring a network on a multi ethernet port server

Hy to all: I have just installed Ubuntu Server 12.04.3 on a Sunfire X4100 This server has 4 ethernet port, my target is to use: eth0 to connect to the modem and so to internet eth1, eth2, eth3 to ...
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0answers
256 views

Wireless is disabled by hardware switch after connecting to ethernet

I'm using dell with Ubuntu 12.04. As soon as I connect ethernet, wireless gets disabled and network manager shows Wireless is disabled by hardware switch and, that status will go away after I unplug ...
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1answer
1k views

Samba error message invoke-rc.d: initscript samba, action “restart” failed

Hello I'm on Ubuntu 13.10 x64 Newbies I try to create a samba share. it is installed, and I think it is running, I create users and a shared folder on a secondary internal hard drive sata ...
2
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1answer
5k views

Ubuntu 12.04 in Win 8.1 Hyper-V VM won't reach internet

I have a Surface Pro 2. I was able to successfully create a virtual machine on Hyper-V and install Ubuntu 12.04 LTS 64bit in it. That was fine. However, I can't an internet connection through Ubuntu. ...
0
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1answer
368 views

Problems re-establishing wireless connection after messing with ndiswrapper/modules

My wireless connection speed only crawled, but when connected, very fast. With the help of a community member, I thought I had it fixed by installing ndiswrapper, downloading .inf driver file ...
0
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1answer
967 views

Ubuntu 13.10 can't see my WiFi

I'm trying out Ubuntu 13.10 from a Live DVD. It does not detect my WiFi or any other WiFi that my Windows 8 always shows. I typed lspci -v in Terminal and here's what it says: Network Controller: ...
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4answers
3k views

DNS Resolution fails, and /etc/resolv.conf isn't persistent, how can I force the use of certain DNS servers?

I have this persistent and annoying issue. When I first boot up, my desktop can't resolve any DNS names unless I edit the /etc/resolv.conf file and remove the entry for name-server 127.0.0.1 and ...
5
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2answers
1k views

Finding URL to VirtualBox Ubuntu Apache2 server

I am new to Ubuntu and have Apache2 running in a virtual box on my machine. I am trying to access this server on my Windows machine.. I am assuming that I need to find the ipAddress and the port to ...
0
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1answer
460 views

Dynamic DNS advice for a home server on a .co.uk domain

I have the following setup: A home server running Ubuntu Server 12.04 A D-Link DSL-2780 capable of Dynamic DNS routing to www.dyndns.org, www.no-ip.com, zoneedit.com A domain purchased with ...
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2answers
3k views

hostapd gives error nl80211: Register Action command failed: ret=-19

I'm trying to get hostapd working on a RT3290 (pci-based) network adapter, and a Ubuntu 12.04.3 LTS release. I use the approach taken in How to setup a wi-fi hotspot (access point mode)? I verified ...
3
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1answer
790 views

Lenovo T410 problem with “WPA & WPA 2 Enterprise” in 13.10

This is a fresh install of Ubuntu 13.10 on a completely wiped clean hard disk. Dual booted with windows 7 (Boths OSs freshly installed). The install is on Ext 4 partition. And my university uses WPA2 ...
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1answer
52 views

No network out of the sudden on Ubuntu 12.10

Recently, I replaced my network card and had few issues with the new card and the network connection on the office Intel Xeon 5500/Core i7 white box server running 64-bit Ubuntu 12.10. I ended up ...
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0answers
300 views

Nginx processes have disappeared - why?

I've been following the arts technica web served series which has been great at teaching me how to get an Nginx server established on a fresh Ubuntu 12.04 server. I'm having a few problems however. ...
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1answer
103 views

RaLink 3090 unstable wireless connection

Recently I moved from Windows, and since I installed a Linux distro my wireless connection is uncommonly slow (~50kb/s from ~2mb/s). I got no problems using wired Internet from the same router. I've ...
0
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1answer
343 views

HP ProLiant DL360 G4p with 13.10 server has network issues

I've just installed Ubuntu Server 13.10 x64 on my HP ProLiant DL360 G4p. I've configured the two HDD as RAID1+0 and the installation is proceeded without problems (except during the partitioning ...
0
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1answer
4k views

FortiClient SSL VPN Connected but cannot access IP

I am using Ubuntu 12.04 32 bit system. When I try to connect to VPN using forticlientsslvpn, it connects, but I cannot access the IP. I tried many solutions and couldnt find anything useful/working. ...
2
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1answer
5k views

Network Connections - Wired tab - edit button greyed out

There are multiple posts/questions about this but none actually have an answer that I could find. Just installed Ubuntu server 12.04. Added myself to the sudoers file, changed the networkmanager.conf ...
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0answers
148 views

Add right click sharing to Ubuntu Server 13.10 running Gnome-shell 3.8?

New to Ubuntu but some limited experience with other distros. I was trying out Ubuntu Desktop 12.04 LTS and I was able to right click a folder and share it on my home network. I wasn't crazy about ...