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

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15
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4answers
35k views

How to see all computers connected to a network

I am in a LAN and there are 3 Ubuntu, 2 Kubuntu, 2 Windows XP and 2 Windows 7. What commands or tools are available to see what PCs are connected to the LAN that it shows the name of the PC and the ...
0
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0answers
10 views

Connect network from laptop to connected device

I don't have wifi. I connect to internet using LAN cable. And I am developing app for android that needs access to the Internet. Now how can I connect to the Internet to my tablet that I have been ...
0
votes
0answers
24 views

Lan not working

I am about to use a wimax modem and obtain internet connection through the ethernet cables but when the ISP installer(who came to our house not that familiar in Linux) is about to configure, he can't ...
0
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0answers
51 views

Lan Card detection problem in Ubuntu 12.10 [on hold]

My Lan Card is not working in Ubuntu 12.10 in Lenovo G580. in the same computer i am using internet in Windows 7 but when i tried to use internet in Ubuntu 12.10 it is not working due to no detection ...
0
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0answers
9 views

Ubuntu 12.4.4 not connecting to wifi or lan on a dell vostro 1000

Ubuntu 12.4.4 not connecting to wifi or lan on a dell vostro 1000. I know it's been asked before but nothing is working. When I run parted magic it works please help
-1
votes
1answer
24 views

i unchecked wireless and now its grayed out cant tun it back on

so had a brain fart unchecked WiFi now its grayed out cant reconnect to WiFi soft no hard no tied network manager network all settings i could find and Google it and nobody has the same problem that ...
1
vote
1answer
3k 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 ...
0
votes
0answers
12 views

Running tv by ethernet from pc on wifi

My desktop computer is running Ubuntu 14.04. It is connected by WiFi to my router. My tv has an ethernet port. I have that connected to the ethernet port on my pc. I have netflix on my Ubuntu box. ...
6
votes
3answers
108 views

Cannot SSH from outside LAN despite port forwarding seems fine

Running Ubuntu 12.04, I've set up the OpenSSH server. I can connect from within LAN, but not from outside. I am using the same sshd_config file as on my other Ubuntu 12.04 machines (that sit in a ...
0
votes
0answers
24 views

VNC across the internet through SSH tunnel to another machine on LAN?

My family often gets me to help them with computery things that they can't do themselves, but this has become difficult as I've moved to another city to study at university. I managed to set up a ...
-1
votes
2answers
32 views

how i can poweroff all the computers in lan from single computer

I have 5 desktops, all running Ubuntu 14.04 64 bit. All are connecting to the Internet through the LAN (using a dlink switch), i want to shutdown all the computers from a single computer,is it ...
1
vote
2answers
6k views

Can I use Wifi and cable (Ethernet) networking at same time?

I am on an intranet that is not connected to the internet and a wifi router with connection to the Internet. When am connected to the router, I can browse the Internet but cannot browse my LAN with my ...
0
votes
0answers
17 views

Configuring avahi

There is a bug in Trusty - when you turn your PC to suspend - the network downs. This is difficult to solve, but I wrote script that runs Networkmanger when PC awakes. The network works well, but my ...
1
vote
1answer
125 views

How to configure a network in Ubuntu 14.04

I have 5 desktops, all running Ubuntu 14.04 64 bit. All are connecting to the Internet through the LAN (using a dlink switch), I want to see all of them in the network and sharing, and also I want to ...
1
vote
0answers
14 views

How to check gigabit connection between 2 (X) ubuntu computers? [duplicate]

I have an ethernet 10/100 switch. this connection is working properly (to my cablemodem router, so all computers are connected to internet). I have just bought a Gigabit switch that I am about to ...
13
votes
5answers
8k 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 & ...
0
votes
0answers
32 views

How to make my ubuntu be a gateway / forward my WiFi connection over a LAN connection to a different machine

Sooo, the question is: Can someone please give me a neat step by step checklist i need to do to be able to 1) connect to a wireless connection 2) share (bridge?) that connection via LAN 3) have ...
0
votes
1answer
39 views

15 computers + 1 “master” computer = major headache

I'm here to ask about a research project for the Math department at a university I have been just accepted to work on. The primary obstacle of the project is as follows. The project requires a set of ...
0
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0answers
16 views

is there any app like lanoptimiser for ubuntu

Many pcs come with preinstalled Windows which has an application called lan optimiser which optimises LAN. Is any application similar to that available in ubuntu?
3
votes
1answer
161 views

How to configure 2 lan cards?

I have Ubuntu 14.04 installed on my system and I make it as a server in my office with having 15 employees working. I have 2 LAN cards in my system: One for input from router to my Ubuntu server ...
0
votes
0answers
177 views

LAN not working on dual boot (ubuntu 14.04 LTS) and no superuser privilege

I am having 2 different problems with dual boot. I recently installed ubuntu 14.04 LTS 64bit on my windows 7 64bit laptop with live USB. I created partition first and used the usb. I selected ...
0
votes
1answer
37 views

Network computer's?

I'm connected by wifi connection with some network and this network uses more than router to connect with other more PCs by cables (lan connections), and I only see all the connected PCs with same ...
0
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0answers
50 views

I installed Ubuntu 12.04 on my Dell Inspiron 6400 LAN / Ethernet card does not work

root@MM061:~# lspci 00:00.0 Host bridge: Intel Corporation Mobile 945GM/PM/GMS, 943/940GML and 945GT Express Memory Controller Hub (rev 03) 00:02.0 VGA compatible controller: Intel Corporation ...
3
votes
5answers
10k views

LAN works but Internet gone after going to static IP

I had a perfectly functioning Ubuntu 12.04 system. I saw a YouTube video from DEFCON where a guy was discussing attacking home routers. In an Internet search of home router security I found a 2011 ...
2
votes
1answer
206 views

A good LAN messaging and file-sharing application

Presently I use iptux for sending messages and sharing files over my hostel LAN, but the interface isn't quite convenient and the files sent/received don't reach the destination completely a lot of ...
2
votes
1answer
68 views

Can SSH with IP but not host name?

When I SSH directly to the server's IP address, it works. (ssh michael@10.1.10.129) For reference, here is the resulting prompt: michael@noranetserver:~$ However ssh-ing by name doesn't work like ...
0
votes
1answer
63 views

Can my internet speed be higher than my HDD write speed?

i have an old PC with 10/100 lan interface and Hitachi HDD 164GB with IDE interface. i connected 40Mb internt line to this PC. when i am trying to watch live video stream from the internet i am having ...
0
votes
0answers
42 views

USB LAN Enter E100U with Ubuntu 14.04

The Enter USB LAN when used with Ubuntu 14.04 does not work . The network manager detects the device and tries to connect. But after about 10 sec seconds the the connection is dropped. Any body ...
8
votes
4answers
25k views

I have a laptop, can I use Wifi and cable (Ethernet) networking at same time?

I have an intranet without connection to the Internet, and then I have WiFi with connection to the Internet. Can I make a configuration that makes it possible to be connected to the Internet through ...
1
vote
1answer
224 views

Slow network speeds GA511 (RTL-8169) 1Gbit adapter

I having troubles with the upload and download speed of my PC card network adapter. The upload speed is around 3.5-4 MB/s and the download is 30MB/s with the r8169 6.017.00 driver from realtek. I have ...
0
votes
0answers
22 views

How to make a LAN network without using cables?

I'm in a problem now i need to know how to make a LAN network using only the wireless card in the laptop to be a server and other laptops to be client for it without using Cables or switch just the ...
0
votes
1answer
89 views

Open Ports on LAN [closed]

I am trying to use VLC remote for Android and Clementine remote for Android. VLC is configured properly with hosts allowed. My laptop IP is also DMZ in the router. I am still getting an error when ...
6
votes
2answers
4k views

How to configure a LAN connection between two Ubuntu machines?

I have installed Ubuntu on two of my desktops PC's. I have not installed any addon packages or anything related to network as yet. Please guide my on how to set up a LAN between these two machines. ...
0
votes
0answers
475 views

AVM Fritz!Wlan-Stick on Ubuntu 13.10

I have Ubuntu 13.10, just installed, and a AVM Fritz!Wlan-Stick + a CD with software and drivers - for Windows! Now I'd like to use this Stick with my Ubuntu. The Ubuntu-Wiki seems to know only one ...
0
votes
0answers
62 views

How to configure a lan connection for to computers in ubuntu 14.04 [duplicate]

I am a student and I really need this for a project. I need to know how can I configure a LAN connection in ubuntu . where should I start from? which commands should be used in terminal?
0
votes
1answer
79 views

Wired LAN Conncetion not working, but router says I am connected

I already looked for other questions maybe answering this, but nothing really seems to apply here. After a fresh install of 12.04, I can't get a wired connection established. WLAN works fine. What ...
0
votes
1answer
30 views

Wake on Lan remotely

How can I get wake on lan to work outside of my home network. I can activate it from inside the network but not from outside.
0
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0answers
54 views

How to create lan connection (Network) between 2 or more desktops on Ubuntu 12.04

I've got two desktops on Ubuntu 12.04 and are connected to a router, so the internet is working fine on both. However I'm unable to see the machines under the Network. What needs to be done so that I ...
0
votes
1answer
31 views

Unable to load page using Express from local machine

Im developing a webpage using Express framework in ubuntu. The machine I am developing on can access the webpage just fine at 192.168.1.37:3000 or localhost:3000, but I can't get other machines on the ...
3
votes
2answers
10k views

Intel I217LM ethernet controller not detected by Ubuntu 12.04LTS

My last installation of Ubuntu 12.04 on a machine using an ASUS Q87M-E motherboard with an Intel I217LM Ethernet controller has failed to detect the ethernet card. The only thing displayed by ...
1
vote
1answer
536 views

Using server as Wifi range extender

I just moved to a bigger apartment and my router signal peaks right before the edge of it, which is were I just installed my home server, an old laptop with ubuntu server I use to store media and as a ...
-1
votes
2answers
35 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.
0
votes
0answers
26 views

How to know if a LAN share server is password protected

I know the traditional way of using ' gvfs-mount smb://servername ' and if it asks for a password then we could say that it is password protected. But is there any direct way of finding it, I mean A ...
0
votes
0answers
59 views

Lan Drivers missing after updating 12.04

Lenovo M93p Tower i have installed 12.04 OS. in ubuntu centre there are few updates as sson as i update and restart lan drivers are missing. can anyone help with this issue or help me installing the ...
1
vote
3answers
477 views

How to find “only” IP addresses in a Local Area Network

sudo arp-scan --interface=eth0 --localnet I know the above command works fine but it outputs everything like MAC address etc, etc. But I need to find only IP addresses. Is it possible ?
0
votes
1answer
45 views

Skip if server needs a password in Local Area Network

I have a list of IP's for computers in my LAN, I don't want to enter password for computers that require password, So I would like to skip such PC's. gvfs-mount smb://servername I'm using the above ...
2
votes
0answers
125 views

found someone lurking in my LAN, not sure what to do next

I have DD WRT router with internal numbers all falling within 192.168.1.0/24. I was looking on my firewall records this morning and found someone at 10.10.109.100 got blocked from accessing port 5353 ...
2
votes
1answer
270 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 ...
1
vote
0answers
105 views

LAN network won't work in Linux but works on windows

I have a question. Please forgive if this has already been answered: I am trying to connect some computers to the LAN of my office and I found out that the Ubuntu 13.10 computers won't connect to the ...
0
votes
3answers
7k views

Can't connect to wired internet

Okay, so I recently installed Ubuntu on an old laptop and now it won't connect to the internet. When I plug in the Ethernet cord is says connecting and the little icon things moves but after a minute ...