0
votes
0answers
10 views

Intel Centrino Wirelsess-N 1030 not getting connected on generic mode in ubuntu 14.04

I upgraded Ubuntu from 12.04 to 14.04. After upgrading neither WLAN and ethernet work and also does not work in recovery mode (enable networking) or root shell. When booting the previous version ...
1
vote
1answer
10 views

Can I assert that a Wi-Fi AP with a higher “quality” will be better in most cases?

I have an application on Raspberry Pi that needs to determine which available Wi-Fi access point to use, with their statistics collected by iwlib beforehand. iwlib or iwlist has three indicies for ...
1
vote
1answer
68 views

rhel 6 default gateway not working

I have six similar RHEL 6 servers in the lab and the settings are same in all the servers. The settings are, static IP address: 129.XXX.XXX.XX Subnet Mask: 255.255.254.0 Default Gateway: ...
2
votes
1answer
64 views

What is the purpose of UUIDs for NICs?

On Fedora/RHEL/CentOS there is a line in /etc/sysconfig/network-scripts/ifcfg-x files which defines UUID: UUID=30fcd648-ad1e-4428-as6f-951e8e4d16df NICs have MAC addresses by them selves, so what ...
0
votes
0answers
252 views

Run root script or command as root in startup application in linux mint

I have a wireless adapter that used to work in Linux mint 16 (dwa 171) after installing drivers for it. Now it won't work the same way anymore since I upgraded to linux mint 17. I've found the only ...
0
votes
2answers
154 views

How to connect to an 802.1x wireless network via nmcli

I am able to connect to 802.1 networks via the nm-applet. I do not like doing this as I am running without a nm most of the time and I would hate to load up one just to connect to a wireless network. ...
5
votes
1answer
924 views

How to auto generate resolv.conf on Centos 6.5

I just installed CentOS 6.5 and configured the following files: /etc/sysconfig/network-scripts/ifcfg-eth0 DEVICE=eth0 HWADDR=aa:bb:dd:dd:ee:ff TYPE=Ethernet UUID=adfddfaf-9sda-adse-dfs4-asdfsdfdfg97 ...
3
votes
2answers
250 views

WiFi not working after restoring from hibernation (authentication times out)

My Intel 6205 wireless network card does not work after hibernating. It sometimes also does not work on boot, failing in the same way. Occasionally, it also stops working after ~10 minutes of ...
3
votes
1answer
86 views

Issue with network switching

I have a desktop PC running debian that has two network cards installed. One network card is connected to a secure company network and requires a static IP. The other network card (eth1) is connected ...
1
vote
1answer
68 views

Check for plugged in network cable on startup

I actually wanted to post the below as an answer to this question. But am not sure if this is right approach or it's a way of screwing up things badly. We can actually check if the network cable is ...
1
vote
1answer
116 views

A question about wlan0 / eth0 and wireshark

I'm using wireshark to listen to packets on my own personal home network. I have my Desktop with Debian and Windows 7 running and my laptop is running the same setup; Debian and Windows 7. I ...
0
votes
1answer
1k views

Setting up hostapd with a iwlwifi device to run a hotspot

I am trying to configure my opensuse 13.1 system to function as a hotspot (on my dell xps13 computer). So I tried setting up hostapd as explained here, but I get an error: hostapd ...
4
votes
3answers
676 views

How to configure a computer as a hotspot?

I use OpenSuse 13.1 (with KDE). On my phone I can turn on a hotspot just by pushing a button. I have been researching how to do this on linux, I haven't found an easy way yet. What I want to ...
-1
votes
2answers
73 views

how to get the return value of wpa_supplicant?

My question is really simple I want to get the return value of the command wpa_supplicant, when connected to the internet, to know that I am connected or not with a shell script.
2
votes
1answer
210 views

How to check what `wondershaper` has done?

I used this command: sudo wondershaper eth1 20 20 to limit network traffic. The command shows no errors. But I need a command or network monitor or gui which confirms this limitation. For example, ...
1
vote
0answers
65 views

What should be the right dhcp configuration for generating a new network over eth0?

Even not under a real server like scenario, I'm testing with dhcpd for learning and practice purposes. I'm using Ubuntu 12.04 LTS. I want to offer a network by my eth0 interface. I receive ip and so ...
1
vote
2answers
219 views

Traffic not being routed through Cisco VPN

I'm unable to use my school's VPN correctly in Linux. This is what I did: Installed a fresh x64 Kali linux (latest). Updated all current packages through apt-get Installed the required vpn ...
0
votes
0answers
160 views

What is causing my UMTS modem to hang up?

I am trying to established PPP communication to my mobile ISP with wvdial, but I always get modem hang up message. In my syslog I can see some activity: Oct 29 07:48:47 linuxbox kernel: ...
1
vote
1answer
318 views

Why is NetworkManager attempting to control an interface script that doesn't exist?

I'm showing hundreds of frequently repeated entries in /var/log/messages that don't make sense. More below the example. Here's an example, which is repeated ad nauseam in the log file: Oct 15 ...
0
votes
1answer
200 views

wireless enabled but can't browse internet

My laptop sees wireless ssid and connects but I get unknown host when trying to ping www.google.co.za, but I get replies when I ping 8.8.8.8, my other machine connected to the same router can surf the ...
1
vote
1answer
58 views

Get network under Network-Manager's management

Initially, when I had installed Debian 'Wheezy' on my old trusty laptop, it's network was managed by Network-Manager. However, at some point, I think I did something, which lead to the network ...
0
votes
2answers
259 views

NetworkManager controls my wireless card, but it can't find any networks?

I have a Broadcom wireless chip which I've managed to wrestle into working with Debian GNU/Linux (I'm on Sid, if it matters). The interface is definitely there: 612 ± ip link 1: lo: ...
1
vote
0answers
238 views

802.1X authentication with NetworkManager

I have a plain DHCP wired connection at home, and a wired connection secured with 802.1X at the office. I need to use the right parameters in each location. I've configured both connections with ...
0
votes
0answers
278 views

Frequent disconnections in OpenVPN

I'm suffering random disconnections with OpenVPN. I don't know much about the subject, maybe you can point me in the right direction? Here is the tail for /var/log/messages, it contains a <warn> ...
-2
votes
3answers
4k views

Cannot connect to network in fedora 19

I am new to linux. I just installed fedora 19 and it shows that i am not connected to network (not recognizing network) though my connections are correct. I don't know what to do. Can any one please ...
1
vote
3answers
967 views

Using multiple NICs for faster internet?

My laptop have a ethernet card and a wifi card. Ethernet line have maximum download rate at 1.5MiB/sec and wifi is over 1MiB/sec too, but it seem only have one NIC can working at a moment (if I turn ...
3
votes
1answer
337 views

How to take down a static network interface when not connected?

I have 2 network interfaces: eth0 for LAN connection wlan2 for wireless connection I have set them static in the /etc/network/interfaces file. The problem is that I rarely have both connected at ...
2
votes
1answer
64 views

How can I be notified about state changes to a VPN adapter

On Ubuntu 12.04 - actually Kubuntu, but I am using NetworkManager, so the configuration should be the same - I have configured a few VPN connections. Now, if I have a long-running up- or download, ...
2
votes
0answers
287 views

Openswan ipsec hub and spoke setup is not working

I have configured Hub and Spoke using openswan ipsec. Tunnel is immediately getting UP but the problem is: Spoke1 can ping/access HUB's LAN and vice-versa (S1 -- HUB && HUB -- S1) Spoke2 can ...
0
votes
1answer
3k views

Use of /etc/sysconfig/network-scripts/ifcfg-eth* files

What's the use of /etc/sysconfig/network-scripts/ifcfg-eth* files ? In some cases ifconfig lists the interface eth0 but I don't find the corresponding ifcfg-eth0 file whereas in other instances if I ...
3
votes
1answer
3k views

Wireless problem with RTL8723 and Fedora 18: can't connect to a wpa2-secured network

I'm running Fedora 18 on a Toshiba laptop with the notorious RTL8723 wireless card. I've been able to compile the driver using lwfinger's instructions from this forum thread here wget ...
3
votes
1answer
3k views

Definitive way to configure network devices in Centos 6.2

What is the definitive way to configure network devices in Centos 6.2? Via network manager or editing /etc/sysconfig/network-scripts? I have a notebook with 1 ethernet port and a usb ethernet adapter ...
7
votes
1answer
314 views

Networking looks OK, but does not work at all

I am trying to get networking to work on Sabayon X KDE Edition. I have configured wireless networking using the NetworkManager applet and networking looks OK. However, I can't connect to the ...
0
votes
1answer
668 views

Setting mobile broadband connection in Fedora 17

I am using a Dell Precision M4500. I've realized that there is a SIM slot underneath the battery slot, I suppose it is for using mobile broadband access. I am usually connecting to the internet ...
0
votes
2answers
2k views

How can I reinstall Network Manager after uninstalling it?

I am running a version of RHCE6 on my laptop, and lately I've been trying various stuff about network configuration through command line. Last night, I tried removing the NetworkManager using yum ...
2
votes
1answer
1k views

RHEL how to sync network settings between GUI and configuration files in /etc/sysconfig/network-scripts/?

In RHEL, we can change network settings either using GUI or editing the configuration files in /etc/sysconfig/network-scripts/. I would like to know how the network settings (e.g. IP address, ...
1
vote
1answer
683 views

Centos 6.3 force password prompt on clicking nm-applet tray icon?

I'm using Network Manager to connect to a secure wireless network on a publicly accessible kiosk machine. The problem is, if the user manages to get to the desktop, the nm-applet is accessible by a ...
1
vote
2answers
2k views

Setting up ad-hoc in Debian with DHCP?

I made a quick search and found a doc that showed me a way to setup ad-hoc. Only problem is that I need this to work with my phone (WP7) and I'm not able to set a static IP on the phone so I need the ...
1
vote
0answers
288 views

What problem have I caused to eth1 by resetting my ubuntu machine?

I am using ubuntu 10.04 (Bio-linux 6.0). Last night I tried leaving my system in hibernate mode because there appears to be a bug in this version of ubuntu such that if I do a straight shut-down, the ...
3
votes
1answer
4k views

How to handle network interfaces on Crunchbang Linux desktop?

I have installed Crunchbang 10 (Statler) which is based on Debian 6 (Squeeze). By default there is network-manager-gnome 0.8.1 (/usr/bin/nm-applet I believe) running with an icon near the clock/tray ...
6
votes
1answer
2k views

Terminal commands equivalent to NetworkManager's “Use as Hotspot” option

I'm making a gui application which will control my laptop in order to make it act as a wifi hotspot. I may change distributions so I want to find a solution which will work generally for all ...
2
votes
0answers
575 views

How to use Public IP in case of Two ISP which difers from each other Pfsense [closed]

Please bare with my long explanation but this is important to explain the actual problem. Please also pardon my knowledge with PFsense as i am new to this. I have single PFSense box with 3 Ethernet ...
3
votes
1answer
593 views

CentOS network connection breaks every 5 min

I installed CentOS 6.2 about a month ago and it worked fine. Two days ago I saw that the internet connection is broken, so I reconfigured it. I was able to use it but after a few minutes it broke ...
3
votes
1answer
571 views

Ubuntu automatically connects to a wireless network when its already connected by eth0 to the same network

I use Ubuntu 11.04, and I work at an institution which has wired and wireless connectivity. My computer is set to automatically connect to the wireless network if it is available. When I am plugged ...
1
vote
0answers
1k views

G3 Usb Modem Huawei E1550 did not work after unplug (NetworkManager)

I have the following problem: When I boot with plugged in usb modem everything is fine. If I unplug modem and plug it back it can not be used any more. Some logs below. 1. Modem plugged on boot ...
1
vote
0answers
321 views

Configuring multiple static IP addresses for a disk image

Using Ubuntu 10.04 I'm using Clonezilla to create and install a customized image. I'd like to be able to set up multiple static IP addresses. For example, I'd like the first interface to have the IP ...
0
votes
3answers
6k views

CentOS 5.5 network problem

I have been made to install CentOS-5.5 on my desktop. The network is not working. These following are the outputs of various commands. #ifconfig lo link encap:local loopback inet addr 127.0.0.1 mask ...
7
votes
2answers
1k views

Is there a tool to display WiFi information in console?

Can I view detected WiFi networks details (like signal strength, encryption etc.) in command line? The more detailed - the better.
1
vote
1answer
311 views

Sharing Mobile Internet To Others

Currently I am using a mobile internet connection using an USB cable. How do I share this connection with my peer who only has a wireless card on his macbook? So far what I have tried: Internet ...
1
vote
1answer
715 views

Failed to get access to the Internet after disabling networkmanager on ArchLinux [closed]

How can I get access to the Internet after networkmanager is down? I disabled the networkmanager and uncommented the static IP settings I used to use and reboot, but I'm still unable to get access to ...