LAN is short for local area network. Commonly refers to cable bound networks.

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How to Switch to Wifi if LAN internetis not working

I am using LUBUNTU. I need to switch to WIFI internet(if available) if LAN internet is not working. What I mean is that LAN cable is connected to local router has local ip address. But Internet is ...
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8 views

shared folder no access permission denied

ubuntu 14.04 64bit on computer A and B. Lan crossover cable connected. Made manual ip address settings. Disabled firewalls. Wired connection works. I have read posts also here. It will not work. ...
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24 views

How to access Kali Linux by RDP from Windows 7/Kali Linux through LAN cable [on hold]

And how to create a LAN network including Windows 7 and Kali Linux? I'm using "WINDOWS7 x64" and "KALI LINUX 2016.1".
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24 views

Ubuntu to Windows remote desktop problem

I just got a desktop PC recently, and installed Ubuntu. Problem is the desktop had to be put in the basement, and I have satellite internet so I have to watch my data usage. I have a laptop upstairs ...
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85 views

Not able to update netmask in ubuntu 16.04

I am trying to set netmask, as I am using Internet under a proxy connection. I am setting netmask to 255.255.255.0, then I save it. When I reopen it shows 26 as the netmask value.
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4k views

With Kernel 3.5.0-21 the wireless card Realtek RTL8723AE-BT stop working

Yesterday, I updated my Ubuntu 12.04 to the Kernel 3.5.0-21 and the wireless card stop working... In other threads I saw the same problem with another kernels. Anyone have the new driver? I sent a ...
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1answer
17 views

SECURE LAN for File Transfer, 3 machines, upload/download from any machine to any machine

I would like to be able to access 3 different Ubuntu based machines securely, both upload and download, all on the same LAN. I need either written resources or step-by step instructions to setup all ...
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12 views

Stop access of LAMP localhost files through LAN

I have made LAMP setup on Ubuntu 14.04 system. My system is connected with LAN. Also other systems are also connected to the same LAN system. So in the router there are IP are showing like ...
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39 views

Can't resolve hostname by ip address over nslookup

Hope, someone can help me. I've already searched the web for hours, but I can't solve this problem: I've got an Ubuntu Server on my LAN. I can fully use it (samba, ssh, apache2, xmpp...) by using ...
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2answers
51 views

Which port do I need to open so that others can connect to my “www” folder?

I want to follow this solution, but... I specifically want to let others access a site on a LAN that would be stored in the default "/var/www/html" system folder AKA 127.0.0.1 So I guess I just need ...
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21 views

Unsupported device type 772 for “lo”

I don't know what's wrong happen to make eth0 stop working! Everything was working great, I installed php5 beside php7 on Ubuntu Server 16, modified /etc/network/interfaces and restarted machine then ...
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58 views

How can I make Ubuntu 16.04 tell that my connection to internet is limited

Since last few days I'm facing connectivity issues as my service provider is changing the fibre cables. As a result, my connection keeps toggling between " connected" and "Connected but No Internet". ...
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1answer
13 views

Ubuntu 12.04 dropping LAN connection

I have a Ubuntu 12.04 machine that has two Ethernet interfaces, both are static. eth0 is sitting on a network like: xxx.xxx.169.xxx with a 255.255.255.0 mask It's static address is: xxx.xxx.169.14 ...
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16 views

How to reduce Bandwidth using squid delay pools in a LAN

I have a LAN with user PCs that managed by linux squid proxy server. IP ranges : User1 category : 192.168.1.2-192.168.1.12 User2 catogory : 192.168.1.13-192.168.1.23 User3 catogory ; ...
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1answer
5k views

How to release all IP addresses in my LAN network

I have ~100 clients on my LAN. When they get turned on simultaneously many seem to get assigned the same IP addresses. - I use dhcp How can I get them get ubuntu to release all the currently ...
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15 views

install ubuntu and windows xp from lan

In my local LAN I have 25 systems which I'm looking to install all from LAN. In each system I would like to install Ubuntu and Windows XP. Maybe for some systems I'll install only Windows XP and each ...
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2answers
60 views

Squid LAN network Per user Bandwidth monitoring

I have made a small LAN network with a ubuntu squid proxy server. The proxy server runs in my laptop with VMware where it is placed in between the ADSL router and 4 port switch. I have added 3 user ...
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29 views

Cant connect to LAN after moving to an optical fiber connection

I use Ubuntu Server via VirtualBox. We have just changed the office internet to an optical fiber connection and the internet on UBUNTU stopped getting recognized, even though when I open the browser ...
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35 views

Very Strange - Ubuntu messing up Windows LAN

I am helping my friend migrate to Linux from Windows. So we installed Ubuntu 15.10 on his system. His current setup is Windows 10 + Ubuntu. Everything is going well except a very strange issue. ...
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6answers
15k views

Why can't my machine resolve local windows hostnames?

When I ping any local windows hostname from my Ubuntu machine I get "unable to resolve host", but when I ping from a windows machine it works fine. Why would this be? OS: Ubuntu 10.04 Samba & ...
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1answer
4k views

Errors with USB device during boot?

Explanation I just built a new computer. Here are the specs: Motherboard: Gigabyte 990FXA-UD3 CPU: AMD FX 8350 SSD: SAMSUNG 840 Pro Series MZ-7PD256BW RAM: G.SKILL F3-1600C9Q-32GXM Initially I ...
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1answer
87 views

+Sharing wireless via ethernet. Problem

I have a computer running Ubuntu 12.04 connected to our house wireless network and I would like to share this connection with a Lubuntu machine I'm setting up via direct ethernet. I have connected the ...
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24 views

Can't acces Ubuntu Server 14.04 outsided LAN anymore

I am a lawyer not a Computer Science guy, please go easy on me! I set up an Ubuntu Server with a no-IP account and ownCloud. The first few days it was working great and I was able to access it from ...
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10 views

LAN Card behaving inconsistently

I have a system with Ubuntu Server 14.04 installed on it. The onboard ethernet port is faulty. As I want to setup DHCP server on it, I have installed two external LAN cards. I also have a leased line. ...
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34 views

Kernel problem, how to downgrade

I am using Ubuntu 15.10. uname -r 4.2.0.30-generic. But this kernel is installed partially with errors and my boot loader got default updated to that. I have Linux image ...
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31 views

LAN port or LAN driver problem Ethernet Wirelan

I am having Ubuntu 15.10. yesterday after power shutdown I disconnected LAN wire from modem and connected to LAN port of Dell laptop. But my connection is not detected. I can connect through wifi. ...
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12 views

Installing lan drivers (no linux versions)

Stuck with ubuntu 14.04 unable to work as the drivers for my lan are in a .exe and cant download anything onto the machine. I was wondering if their is a way i may install just the inf files or if i ...
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1answer
6k views

Cant connect to Ethernet after system installation (Ubuntu Server)

I have installed Ubuntu server edition on a computer. During the installation I skipped the network configuration, and now I don't know how to connect to the internet via LAN / Ethernet.
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1answer
66 views

How to get pc-name from IP address?

Anyone can tell me how to resolve pc-name for a given IP address on local area network ? I went through many answers but no one helped me :/ I am mentioning all tricks I used below :: netstat -a ...
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2answers
47 views

Run a bash script over network

I have a LAN which contains more than 50 ubuntu machines. I want to change entire LAN authorization with a centralized ldap server. I have a working LAN server, and i wrote a script to do all the ...
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1answer
44 views

Internet through WiFi, LAN through ethernet

How can I have my Ubuntu system simultaneously access the internet through its own WiFi adapter (not sharing) and have the wired ethernet connection be used to access the LAN? Where LAN means it's ...
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72 views

how do I block other computers in LAN like 'net cut' in windows

i used 'net cut' in school to block other computers in LAN. How can I do the same in Ubuntu? I am looking for a program or terminal commands.
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22 views

Lan connection off after upgrades [duplicate]

My lan connection is not working after my ubuntu 14.04 asked for routine upgrades of software. Kindly help
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49 views

Connect network server location in Filezilla in Ubuntu

I am using Ubuntu 15.04 now. But i am facing problem to add my network path (Shared folder in my network) in the Local path while using Filezilla. SO is there any way to add these locations in ...
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2answers
149 views

Creating a VPN without a router for gaming

I am a noob and don't have much experience in network related stuff. I am trying to Create my own VPN for gaming purpose. I keep coming across port forwarding in forums. I use ubuntu 14.04 lts and ...
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1answer
646 views

Can /etc/hosts be set up automatically?

I need to automatically add mac-addresses to some file and manually add the hostnames assigned to them. A script will then scan my home LAN for those mac-addresses and populate the /etc/hosts file, ...
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19 views

rc.local getting invalid values from sysfs

I'm trying to get LAN cable status in rc.local file (ubuntu.14.04). But I'm always getting invalid value for the carrier, even if the cable is connected. echo $(cat /sys/class/net/eth0/carrier) If ...
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27 views

Unable to connect to 'openconnect' through LAN

I am trying to access 'openconnect' VPN through my WiFi and it works perfectly fine. The steps that I had followed were first "sudo /sbin/modprobe tun" and then second "sudo apt-get install ...
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17 views

2nd LAN Card is not working

I am new in ubuntu. I installed 14.04 with two LAN Card. One card is coming with motherboard and other one I used with PCI slot. After installing Ubuntu, I am getting two LAN card in the Network ...
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34 views

disable laptop touchpad and lan connection

I'm using Ubuntu 15.04 on ASUS K556UB, and now I have 2 problems with it: I need to work just with mouse because my touch doesn't work. When I connect the pc with LAN and wireless together, LAN ...
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26 views

lan messenger is installed but cant run on ubuntu 12.04

LAN messenger is installed, but it cant run in ubuntu 12.04 when i click on LAN messenger icon, it blinks 3-4 times in tray but can't run or execute. how to run it?
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20 views

establish messenger and file sharing facility between ubuntu and windows 7

there were many pc and clients in my organization. i want to establish messenger cum file sharing file transfer facility in between these pc and clients. but main problem is some of them having ...
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35 views

How to Chat over Mixed platform LAN network including PC and clients

In my organization, there were many PC and Client connected in LAN network which contain two different OS Windows 7 and Ubuntu 12.04. I want to establish messenger and file transfer facility in this ...
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2answers
37 views

How do I change LAN settings in Ubuntu 15.04?

I need to set automatic configuration script for LAN settings as shown in the attached image. The way I set it in Windows is by following the path: Control Panel--->Internet properties--->LAN Settings ...
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48 views

Help with gigabyte lan drivers

I got the gigabyte GA-970A-ds3p motherboard and I can not use a wired connection. Is there any lan drivers i can download for ubuntu 14.04.
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9 views

How to set up opened samba

How do I configure smb.conf so all the users on my network can access it without a user name and password. My current smb.conf : [NAS] path = /media/k4li/FALCON2 valid users = readonly = no ...
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1answer
3k views

how to share WIFI internet to LAN port?

I have installed Ubuntu 11.10 I have internet in mobile then create hotspot for access internet in laptop. Now main thing is that how can I share that to LAN(eth0). Path of internet Mobile WIFI ...
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120 views

Dispatch Two internet connections in Ubuntu [duplicate]

I have two internet connections and I want to use them simultaneously in Ubuntu server to increase bandwidth and use this Ubuntu server as gateway for my LAN.
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1answer
181 views

How to share internet connection between two computers one which is connected to a dongle [duplicate]

I have a dongle connected on an ubuntu laptop. I couldn't find a way out to share internet using WiFi. How can I share internet over a LAN cable? Does I require a cross-over cable? Any extra ...