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

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Why no TCP_HITS using squid-deb-proxy

I've followed all the advice here and the server log file updates when I do an update on another computer on the network. However, I never see any TCP_HITs. I even grepped for them. This is some of ...
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855 views

Lan speed stuck on 100Mb/s

I cant get 1000Mb/s speed on my lan card. below is my specs : laptop : toshiba satellite L50-A, core i3 ###################### sudo ethtool eth0 Settings for eth0: Supported ports: [ TP ] ...
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1answer
38 views

One of the computers on my home network does not get a local IP

My ethernet-connected ubuntu box and my wirelessly connected lap both have 192.168... addresses. I just plugged a second ubuntu box into the router, but it gets an 84.210... address. I can ssh to it ...
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1answer
72 views

How do I setup boot server on Ubuntu to install an OS via LAN from ISO?

Just need some tips or directions, found too much info on the net. Should I have specific packages installed? What changes to what files are needed? I already have Apache2 server on the machine ...
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1answer
79 views

Why can't I access my Ubumtu box on my LAN?

I can definitely access the external internet... via ping, wget, apt-get install, web browser..., but for some reason, I cannot ssh to my 14.04 server or ping it or or access any of the web sites i'm ...
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42 views

Is it possibile to put two transmission servers in a cluster?

I have two servers in two different lan's. The servers are connect with openVpn. Is it possible have the servers operate as a cluster with 1 server as master and 1 server as slave? They would both ...
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0answers
98 views

Proxy Server refuses connection after short period of time

I have a freshly installed ubuntu version 14.04 running on my Lenovo G780 (only later I learned that this Laptop may not be the ideal choice for a Linux system). Please note that I have never really ...
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1answer
85 views

Ubuntu Print via LAN using USB 2 to Fast Ethernet box to USB printer

Ubuntu 14.04 Printer HP OFFICEJET K7100 (wide format) USBNETBOX1 by KONIG, based on ASIX AX88772 chipset Installed HPLIP-3.14.10 version was installed on 19-01-2015 - Ran test print connecting my ...
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2answers
84 views

Switch between 2 LAN cards from terminal

I have two LAN cards in my system. I need to change between the LAN cards using command line. Also I want to know whether I can switch between the LAN cards automatically when one of them goes down. ...
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5answers
273 views

quick-and-dirty file sharing on a LAN

I have a rather large file(s), which I'd like to share between two Linux boxes on the same network. I'm somewhat familiar with scp, but how do I configure it on the host? That is, how does the host ...
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1answer
525 views

Unable to connect to wired connection using ubuntu 14.04 LTS

I have recently installed Ubuntu 14.04 LTS and my LAN Internet is not working. My wifi is working properly but I can access LAN Internet. First it keep connecting but later it says you are now ...
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1answer
208 views

openswan inside a lan

I need to create an encrypted channel between two computers inside a lan using openswan, so I can show how the encrypted traffic is using wireshark. I installed openswan in both computers (running ...
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1answer
118 views

Making wired connection

If I connect Windows 8 laptop to PC running Windows through lan cable, I see connected PC on my laptop. If I try the same with Ubuntu - connecting laptop with Ubuntu to PC running Ubuntu, I don't see ...
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1answer
378 views

How to access shared network files in Ubuntu Touch?

How to access shared network files in Ubuntu Touch? In Android I use ES File Explorer to access files on a Raspberry Pi shared over LAN only.
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43 views

Ubuntu 12.04 LAN connection not showing [duplicate]

I recently installed Ubuntu 12.04 with wubi along with my windows 7 system. My lan connection is working fine in windows 7 but not showing in ubuntu. I tried everything i found on this forum regarding ...
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0answers
143 views

SSH to host machine not possible from network

My system running Ubuntu 14.04 is a part of a subnet (192.168.3.XX) and everything used to work all fine; but recently, no other system on this subnet can access my machine, though I can access every ...
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2answers
441 views

Not able to see Windows 7 computer sharing folders within LAN

I don't see the Windows 7 computer at all in the list. I am able to see shared files of the Ubuntu 14.04 computer from the Windows 7, but not the other way around. I tried to use other clients like ...
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1answer
474 views

nfs unworkable using new managed switch - no idea why - DoS of two ZyXel switches breaks portmap

I spent 3 nights and part of days, googling and reconfiguring servers of home network with two nfs vers=3 servers that suddenly stopped working. They were working with zero issues using automount ...
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2answers
3k views

Share Internet Connection via Ethernet connected Router over the LAN

I have a USB modem that works perfectly with Ubuntu but doesn't work with my Wifi router. I want a set-up where the USB modem is connected to my PC and my PC is connected to my Router (via ethernet) ...
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1answer
77 views

Is it possible to log into a remote LAN user using the ssh client without using his password?

I am on a LAN network having around 50 systems using ubuntu. I know the root user password used by most of the systems. If i know the root user password of a system, is it possible to ssh into that ...
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0answers
33 views

Is it possible to find the host name (Computer name) in my LAN network if I know its IP address? [duplicate]

I want to know whether this can be achieved using terminal. I have tried nmap, nslookup and netstat, and failed.
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1answer
51 views

Which application can mount or open the network shared directory?

I am new to Ubuntu and I don't know how to open the Network and which application can open the network locations ? Actually I tried with the following steps on first time I was connected but after ...
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2answers
244 views

Lan party network usage statistics

Me and couple of my friends have decided to make a lan party around 40 to 50 players. I have couple of conserns I need to find solutions for. DHCP server I have now installed a DHCP server (in ...
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1answer
815 views

Install 14.04 via lan

I have a old machine(pc) which doesn't contain os in it. (I can't boot it from pendrive or cd). I want to install 14.04 over the local network on this device, as a server I could use a modern laptop ...
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2answers
183 views

Set ip address and stuff on Ubuntu

how can I set Ip Address, Subnet Mask, Default Gateway, Preferred DNS Server and Alternative DNS Server on Ubuntu 14.04? thank you
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1answer
218 views

Where do I find drivers for my motherboard?

I want to install Ubuntu 14.04 64-bit, but the manufacturer only offers drivers for Windows or DOS but not for Linux/Ubuntu. Specifically I am interested in LAN drivers for the Asus Sabertooth Z77 ...
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20 views

Networking - how to allow from second lan interface to access first lan interface? [duplicate]

I have one box with 2 ethernet interface: auto lo iface lo inet loopback auto eth0 iface eth0 inet dhcp auto eth1 iface eth1 inet static address 192.168.2.1 netmask 255.255.255.0 #network 192....
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1answer
306 views

Intranet LAN networking for office PCS

I am a Newbie in Ubuntu. I have 8 new PCs installed with Ubuntu 14.04, I am unable to do networking in them. I want to share files in all PC's Ubuntu to Ubuntu which includes sharing a drive and ...
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1answer
2k 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 ...
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1answer
59 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 ...
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2answers
57 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 ...
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1answer
1k 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 ...
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17 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 ...
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4answers
4k 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 ...
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1answer
58 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 ...
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2answers
13k views

openssh server is refusing connections by blocking or resetting

On a quite fresh install of Ubuntu 14.04 (machine1), I have openssh-server with a completely default config. When connecting from machine2 on the LAN, with an empty ~/.ssh, I get the following debug ...
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1answer
4k 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 ...
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1answer
59 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 ...
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1answer
13k 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 ...
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778 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 ...
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1answer
928 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 ...
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1answer
44 views

How does the installer know what machines are on my network?

I have a home network with a few Linux boxes and a Windows XP laptop. I shut down a CentOS machine, removed the hard drive, installed a new hard drive, and then started a clean install of Ubuntu 12.04....
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1answer
433 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 ...
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1answer
55 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.
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2answers
130 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
140 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 ...
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1answer
129 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 ...
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3answers
3k 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 ?
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1answer
473 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 ...
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4answers
9k views

IP address has incomplete MAC

I have a case of clients on my LAN losing its MAC address. This seems to happen randomly to clients even though they had both an IP address and MAC addresses (when "arp") during the initial boot up. ...