0
votes
1answer
19 views

Wireless DHCP configuration fails on open network

I upgraded to Kubuntu Trusty last summer, and now that I'm back in school, I've noticed that my laptop has been failing to connect to the school's wireless (which is a completely open network). Every ...
0
votes
0answers
22 views

How to share internet connection and making the client accessible over the lan

I've a Pc with Ubuntu 14.04 connected to a linkys router through wlan0, and I'd like to share internet connection to an AVR with ethernet port. This is pretty simple if only internet connection is ...
0
votes
0answers
32 views

DHCP running at startup

In order for my WiFi at work to work I had to use wpa_supplicant, as the Network Manager just would not connect. Manually I use two commands: sudo wpa_supplicant -B -i wlan0 -c ...
0
votes
0answers
26 views

Append DNS Suffix - Wifi vs Physical

So a while back I changed my DHCP config to appended a dns suffix automatically. I modified the.. /etc/dhcp/dhclient.conf ..config file and added the a line.. append domain-name "mydomain.net"; ...
0
votes
1answer
56 views

inactive enable Wi-Fi

I did some changes on my wi-fi connection to give ip manual and somethings else I do not remember what exactly i did and now Wi-Fi connection is not enable on the menu bar I set my connection again to ...
1
vote
2answers
57 views

dhcpserver configuration, please help

I hope I will get help here. I need to configure an Ubuntu dhcp server (12.10), the server has 2 network cards. What I need to do is to configure the server as DHCP to give clients IP-Addresses ...
0
votes
0answers
114 views

Trusty, Lenovo Y500, and Wifi

After a little googling, I was able to install Ubuntu 14.04 on my Lenovo Y500. Grub would not install on /dev/sda (16GB SSD), but installed fine on the spinny disk. I'm using the SSD as the swap ...
2
votes
1answer
48 views

How to direct DHCP requests based on IP

I have a home server that I want to make multicast a music stream to my network. I have the server connected to my main network router via WiFi, and I have a switch connected to the server by wire ...
0
votes
0answers
27 views

Nintendo DS unable to aquire ip from ubuntu 12.04

I want to connect my Nintendo DS (does not support WPA or Ad-Hoc) to the internet, but i can't just change the encryption from WPA to WEP every time i do so, so i connected my pc via ethernet cable to ...
4
votes
1answer
16k views

Cannot connect to wireless in Lubuntu 14.04

I have tried all afternoon to fix this, but now I give up. I am trying to set up an old XP PC with Lubuntu 14.04. It works perfectly fine, except for the wireless connection. Connecting with ethernet ...
1
vote
2answers
213 views

Ethernet- Device not managed after changing static ip

I have changed the ethernet static ip to the default wi-fi local ip. This is so that my local and public services work after switching from a wireless connection to ethernet. At first, the solution ...
0
votes
0answers
152 views

Captive portal setup and content of interfaces file

I am trying to design a captive by referring to this link Captive Portal Using PHP and iptables Firewall on Linux In initial setup(linux box router) it is said that my interface file should be as ...
0
votes
0answers
185 views

Network starts slow on Ubuntu 13.10 start or resume

I have this laptop (ThinkPad X1 Carbon) with Windows 7 and Ubuntu 13.10 dualboot. Recently upgraded from Ubuntu 12.10. The good thing about this upgrade is that Ubuntu 13.10 starts very fast compared ...
1
vote
1answer
129 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 ...
1
vote
0answers
70 views

DHCP starvation with Scapy (12.04) only “starves” one single address repeatedly

so im running this: conf.checkIPaddr = False ...
0
votes
0answers
121 views

unable to connect to open wifi on a headless Ubuntu on ARM

I have headless Ubuntu 13.10 on a little ARM device (a BeagleBone) with a wifi adapter connected to it. I'm unable to get an IP from DHCP: 'sudo dhclient wlan0' takes a while to run and when it comes ...
0
votes
0answers
25 views

Use Ubuntu Server to create a WiFi acces point

I have configured my Ubuntu-Server as a WiFi acces point following this instruction: http://wiki.ubuntuusers.de/WLAN_Router?highlight=dnsmasq I can connect and authenticate. But I don't want't ...
1
vote
2answers
176 views

Sharing Internet Connection (DHCP) through a Wireless Hotspot

I have an internet connection through a cable modem. The IP address on the cable modem is not static and is perhaps obtained through a DHCP mode. I wish to share this internet connection through ...
0
votes
0answers
119 views

DHCP Renewing every 1 second in 13.10

I've upgraded to Ubuntu 13.10 by doing a brand new fresh install then update and noticed that in /var/log/syslog I'm continually getting messages like: Dec 8 02:44:15 running-shoe dhclient: ...
0
votes
0answers
112 views

Automatic WiFi startup

I would like to do the following - Bring up wlan0 at boot. Start wpa_suplicant with the specified command line options once wlan0 is up. Run dhclient -nw wlan0 once wpa_supplicant has associated ...
0
votes
0answers
45 views

GSM does not work: DHCP instead of PPP?

I built an Erricson GSM device into my ThinkPad and am trying to get it work on Ubuntu. The GSM network is functional with Windows, so the hardware is working and and APN and credentials are correct. ...
0
votes
0answers
273 views

WiFi not connecting on linksys e1200 with DHCP reservation

I am having difficulty acquiring an IP address when running off my Ubuntu (13.10, but used to happen on 13.04 too) partition and attempting to connect to the Cisco Linksys E1200 wireless router via ...
0
votes
0answers
195 views

WLAN Samsung SCX-4729FW only prints after being detected by WIFI

I run Lubuntu 13.04 64bit on a wired LAN through a Virginmedia 'Superhub' wireless router. I can print and scan on my Samsung SCX-4729FW MFD when the printer is connected wirelessly to the network. ...
2
votes
2answers
405 views

Why is my network broken, although my computer has an IP address, and firewall disabled? [closed]

Short summary (added after the problem was solved) Apparently some wireless USB network adapter drivers were incompatible with my Linux OS, and in the end I worked around the problem by buying a ...
0
votes
0answers
179 views

dhcp not working on a g780 lenovo with a ubuntu 12.04

ok here is the problem, I just bought a lenovo g780 and started installing ubuntu (first i started in live mode), the wireless didn't have any problems, it connected to the wireless network and ...
1
vote
0answers
291 views

Dependency Problems while installing isc-dhcp-server

I'm a newbie in the Ubuntu world. As a result, I'm having some problems with my Ubuntu 12.04 LTS. I have an Android device which I want to connect to my Ubuntu. To make this possible, I am trying to ...
0
votes
1answer
741 views

Virtual Box guest (Windows7) in Ubuntu 12.04 (host) not connecting to the internet.

Have a Virtual Box running Win7 inside an Ubuntu host - the guest does not connect to the internet, but the host does. It is using an intel pro/1000 MT Desktop adapter with settings set to ...
0
votes
0answers
106 views

Ubuntu Server 12.04 network with dhcp can't reach any node in local network

I can't get my ubuntu Server 12.04 installation to ping/reach any machines both lan and wan (including the gateway). The network is setup such that the machine connects over wifi and get an ip via ...
1
vote
1answer
6k views

Hostapd wifi AP [closed]

I am trying to start wifi AP with hostapd, followed carefully all of this instructions. For now, from my phone, i see network, i connect to it, but it stucks at receiving ip address and then just ...
0
votes
1answer
796 views

Ubuntu 13.04 Network Configuration

I recently bought a new Linksys E3200 router, and after much trouble, got it working, but I can only connect to it via Static wireless settings in my Connections Manager. I want it to be DHCP ...
0
votes
3answers
915 views

Not connecting to WEP enabled Wifi router after update

I have been using 12.04 on a dual boot Lenovo Thinkpad Edge. Recently the Wi-Fi stopped working on my home network, but still worked on an open network. Other computers in the household, and my ...
3
votes
1answer
99 views

Add Server between current wireless router and new router

I have a Ubuntu 12.04 Server with a wireless router attached. I would like to connect it to my modem/wireless router via the wireless interface in a transparent manner. My goal is to use the server to ...
1
vote
1answer
381 views

Defaulting internet requests to wlan0 when also connected to eth0

I am trying to configure an Ubuntu 10.04 desktop edition as a server. I currently have the DHCP server working through eth0. My problem is that I only have one Ethernet port, and am receiving ...
3
votes
2answers
359 views

Cannot connet to password protected wifis

Network manager cannot connect to a wifi, if the wifi is password protected (WEP or WPA). However it can connect to passwordless wifis. Also, I can conned to password protected wifis manually as: ...
0
votes
5answers
2k views

How to connect wirelessly in a cafe with 11.04

Wireless works fine at home. However, at a cafe I am not able to browse Internet or ping 72.14.204.105. I am able to connect wirelessly at cafe and ping router: 192.168.1.1. Route includes: default ...
0
votes
1answer
695 views

Lost wifi connection since i connected ethernet cable

I've had trouble at my office using wifi. The thing is, the wifi network is totally seperate from the office LAN, and i've got to be on wifi if i want to use protocols like ssh or git. I configured ...
1
vote
2answers
522 views

Firestarter and DHCP Failing via Wireless [closed]

I recently installed Firestarter to implement a firewall for my server - an Ubuntu 10.04 installation. Now, when ever a wireless connection attempts to connect and get an IP address via DHCP, it fails ...