LAN, short for Local Area Network, is a network that connects multiple devices in a limited geographical area, such as a room, an apartment or a building. Currently, most LANs are based on Wi-Fi, linked together with means of a central wireless router or Ethernet transmission, where computers are ...

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How to test LAN cables/connectivity without internet

We are planning to switch offices where each desk has a RJ45 plug, but we need to make sure the LAN works properly before making the step. There is no access to the internet, all there is is a switch ...
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1answer
100 views

default gateway to set on devices connected to routerless auto-ip LAN?

I have a TCP/IP device connected to the ethernet port on my windows 7 laptop. The laptop has a static IP address but is set to use auto-IP devices on the LAN The device can be set to use a static IP ...
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1answer
126 views

Computer monopolizes bandwidth of the LAN

My problem isn't just that a computer downloads/uploads at its maximum, saturating the LAN's bandwith by doing so. The thing is it only uses 1-1.5 Mo/s when other computers on the LAN can download at ...
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1answer
191 views

What tool or method can I use to trace wires from my patch panel to my switch ports?

I'm looking for a way to tone and map the connections of my patch cables running from the patch panel to the switch. Disconnecting cables is not an option for me since the network is live 24/7 and ...
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258 views

Telnet Server Service Doesn't Work

I want to be a Telnet Server, but i couldn't troubleshooting that why other computer on my LAN couldn't connect to me. I went these same steps on other computers but there were no problems to connect ...
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1answer
151 views

Windows XP change the order of IP address in a NIC having multiple ip address

I've a NIC with two IP address. Now how can I change the order of the IP address so that I can bring any one to the top and have precedence over the other IP addresses. I know I can change that from ...
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1answer
924 views

Debian can't connect to internet using LAN

I have a headless Raspberry Pi using Debian Wheezy. I have a wifi dongle and if I connect my Raspberry using it, everything works fine: I can connect to the Internet, I can ping, I can update. ...
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190 views

wo network cards. How to setup one lan and one wan on server

I have a server with two NIC cards. Right now eth0 is connected to my router to my ISP. But i want to setup eth1 as my LAN so deliver an internet connection from the server to my laptop. How can i ...
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1answer
213 views

Ping or accessing WAN IP from LAN results in failure on only one box

Morning/evening gents. I purchased a radical domain name today to set up a name for my services and to set up SSL. I configured the SSL fine and all but when I went to my website I couldn't connect. ...
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1answer
103 views

Should I upgrade my LAN setup for better server hosting?

My current setup, Wave 7 Optics LMG-441E Gateway, going into a Linksys going into a WRT54G Router, with a Cisco SE1500 Switch. I'm running a Minecraft server with a wired connection to the switch, ...
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1answer
5k views

Networking - Games can't see/join anyone else's LAN servers, unless I host

This happens with various games, from Battlefield 2 to Trackmania and therefore seems to be some network configuration error: When anyone else hosts a LAN game I am the only one that can't see their ...
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37 views

Unknown hosts between 2 computers

I have 2 computers with Linux running on them: ip: 192.168.0.1 hostname: COMPUTER1 ip: 192.168.0.2 hostname: COMPUTER2 ip: 192.168.0.3 the router I configured the /etc/hostname files with the ...
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1answer
93 views

LAN assembly 2 packets into 1 packets?

I have two computers A and B, there is a TCP connection between them. I use TCPdump to capture the packets. I notice that when A sends a lot of TCP packets to B, each IP packets are 1514 bytes. In ...
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1answer
369 views

using wireless (3G) and lan at the same time in windows 7

I am working on customer's site and here i have a very restricted lan (no gmail, no corporate mail) but i need the lan for som services (intranet, svn, jira...). My laptop has a built in SIM with 3g. ...
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0answers
108 views

Unbridging connection can't detect LAN?

I created a bridge connection with LAN and Wireless Adapter via Windows 7; works out ok for me and I decided to remove it. After removing, I can't seem to detect my LAN connection (diagnosing the LAN ...
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32 views

Why can't I seem to keep a reliable connection when utilizing two adapters?

I'm currently in an interesting situation. All of my computers are connected to a wifi network (which has an internet connection). Connecting to that is easy enough. In my room I also have a local ...
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0answers
46 views

Use wifi instead of LAN for some apps

At work I need to be connected to the LAN with a proxy. This proxy blocks a lot of things that I still want to access, one of them being Spotify. We also have a wifi which works just fine, but as ...
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2answers
118 views

What protocols are common for LAN discovery?

I noticed that my XP pops up a baloon about that it found my UPNP-enabled router whenever I reconnect network. In my windows command line, I can enter Net View supposedly to see computers in the ...
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246 views
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1answer
4k views

clients computers can't resolve windows server's DNS name to join to domain

I have set up a Windows Server 2012 Standard edition at home for learning purposes with the IP 10.1.1.2/16. I also have an ADSL wireless router which connects everything together and works as the DHCP ...
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1answer
3k views

What is Windows command to convert machine name to ip address and vice versa?

I need to know the ip address of another machine in a lan network. What is the Windows command for getting ip address from machine name and vice versa?
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290 views

LAN connection not working for 100mbps half/full and auto for one particular LAN point

I use unlimited broadband internet connection through LAN provided by our internet provider, without any domestic router. Recently, I am not able to connect my ACER laptop to the net as a message ...
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1answer
39 views

is it possible to connect to internet from one remote system

I have a query to know if it is possible to get connected to internet from a remote system . This means that suppose there are three computers A,B,C. the system A is connected to internet(lets say via ...
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2answers
663 views

Why does my LAN see Hostnames as the external NAT address and not the LAN IP address?

I've got a number of computers connected to a WiFi router - either over WiFi or Ethernet. Some Windows and some MAC. The WiFi router is connected to a cable modem. The WiFi router is doing the DHCP ...
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1answer
409 views

LAN members Ubuntu machines can't see each other

I have LAN with three ubuntu 12.04 machines. Everyone see only itself and router: nmap -v -sP 192.168.1.2/24 | grep -v "host down" Nmap scan report for D-link.HomeGateway (192.168.1.1) Host is up ...
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1answer
563 views

Iptables drop forward packets to specific host

I am having trouble isolating a specific host from others on my lan. What I am trying to do is only allow communication between 192.168.0.2. and 192.168.0.8 as well as not allow any other host to ...
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2answers
129 views

how to display an image all PCs on a LAN

i have 10 pcs connected on a LAN using a 16-port hub...our LAN was setup for educational reasons..my problem is how can i display the image in PC# 1 to all the PCs connected on the network?what ...
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1answer
1k views

How to configure Gateway as Proxy Server

In my office environment, my machine is configured with an IP address, Subnet Mask and a Default Gateway. The Default Gateway does not allow internet connectivity but is configured to provide us with ...
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1answer
367 views

Work VPN only slow on at my house

I am connecting to my work VPN from home. It is EXTREMELY SLOW. network admin and sys admin see no issues on the VPN side. IE, it is working properly from them when they are on the vpn and the ...
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1answer
694 views

How to connect to a computer on LAN using some other account then earlier used?

I have 7 computers on the LAN in a small home office, and one of the computers PC01 has data that will be accessed by other users. Till now, all I had to do was share the relevant folders with ...
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1answer
46 views

Computer requires a reboot to get LAN connectivity

I have a lan adapter connected on my pc. However the first time I power it on it doesnt appear in the adapter setting and I have no internet connectivity. I have to restart the computer for me to get ...
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1answer
39 views

Simple Network Connection issue

Using Windows XP, all Notebooks (HP6910p) are connected to switch through cables. Cables are okay/tested and working perfectly. All of computers are automatically being assigned an IP on network ...
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1answer
102 views

What is a straight forward way of sharing files over the LAN between Ubuntu and Windows [closed]

I have Ubuntu desktop in an old PC and I bought a new PC, pre-loaded with Windows 7. These are connected in a LAN. I am able to ssh to Ubuntu from Windows fine through putty. Over the years of use of ...
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2answers
30 views

Allowing LAN users to send requests to a printer

I have a Xerox Phaser3500N printer. I have connected it to my PC using a USB cable. I now want users on my LAN to to be able to send print jobs to this printer via my machine. How can I set this up?
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3answers
3k views

Guest wifi mode on a secondary router

I am trying to configure a router as a secondary WiFi access point, that provides internet access but prevents access to the local network. The router supports both, but I cannot get it to work. My ...
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1answer
1k views

How to connect to a remote VM using vagrant?

I have two Windows 7 machines in my local network. One Windows 7 with Virtual Box (running Ubuntu) installed. Is it possible to connect to the Ubuntu from another machine by using vagrant ?
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1answer
392 views

malware has infected PC with Windows 7 OS (64-bit), taken over admin account [duplicate]

and given itself inherited permissions. At the same time, the former owner of PC, myself, and the admin account created under my name is denied any services that have apparently been installed by ...
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1answer
431 views

775twins hdtv motherboard doesnt have Ethernet drivers for win 7

I have 775twins hdtv motherboard but in the manufacturer site there are only drivers for windows xp, and my computer is missing the Ethernet drivers what can I do
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0answers
37 views

LAN not working

I have a HP Desktop computer, its like the LAN is not working but if i try to connect another desktop on the same LAN cable its working. All the drivers are installed and its picking up the LAN cable ...
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1answer
201 views

UTP Cat-6 low speeds

I've got a UTP Cat-6 ethernet installation with a Linux server in one end, my PC in the other and three gigabit switches in between. Recently I changed the cable from a normal Cat-5 to an UTP Cat-6, ...
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2answers
301 views

How to get the values of Sent and Received LAN data?

Is there any command that shows me the amount of data sent and received, same as Sent and Received data for my LAN connection (picture bellow)? I need to pipe this info into a file for further use. ...
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4answers
916 views

how to download a single file in separate chunks with different computers in LAN?

I have access to a LAN network with about 20 computers and I want to download a file with large size which will take ages to download with my current download speed ( 50 kilo-byte/s ) So, I am ...
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1answer
1k views

How to redirect Dynamic DNS to a specific local ip address?

I'm trying to remotely access a specific computer from my LAN on which i'd like to run a webserver. My network router is a Pirelli A226G router. I've set up a Dynamic dns account, and it works: if i ...
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2answers
1k views

Send msg over LAN - wireless

I'm trying to send a message to one of the neighbors by connecting to his wireless router (Open - No security) and notice him to "Put a password on the router!". I find his IP 192.168.1.2 and mine is ...
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2answers
257 views

When setting up Proxy Server, how to ensure that all network traffic is routed through that PC?

I have around 15 PCs (some Windows 7 and rest Macs) connected in a wireless lan. I have setup one of the Win 7 PC as Proxy Server. How do I ensure that all machines in the network connect through ...
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1answer
442 views

openSUSE 12.3 KDE Lan networking

I've just installed openSUSE 12.3 on my PC and faced a problem I have a DSL connection with Tp-link Td-8811 modem. I configured my modem on PPPoE so it will connect to Internet automatically whenever ...
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1answer
51 views

How to achieve this in my office network?

Here is my existing office network. I have setup Squid proxy server on one of my PC. How do I have all devices connect thru this proxy server instead of the router. NOTE: All PCs are connected to ...
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2answers
255 views

Iptables: Allow Internal LAN to access INTERNET

I have an internal network behind my router on eth0, and I have my router connected to the internet thorugh wlan0. I can't access the internet from inside the lan, how can I fix this? wlan0: ...
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1answer
55 views

Wireless Access Point on a gigabit 802.3 ethernet network

I have a switched 1 gigabit private lan with about 50 devices on it. Today I added a UniFI AP to it, so wireless devices will also have access to the network. My question is: Is my LAN still 1 ...
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1answer
346 views

uvnc - connecting to a nat without port forwarding

How can I connect to a vnc server from outside of that LAN without setting up port forwarding,m assuming there are no ports blocked. I have the network IP and the PC's ip on that network. I've ...