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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Jumphost VM not able to communicate with LAN

I have setup a jumphost VM on WinXP. It has 2 NICs. NIC1, which is the LAN, has the following IP settings: IP: 10.0.0.1 /24 (No default/ DNS configured) NIC2, which has external connections, has ...
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1answer
42 views

How to setup network with 2 modems?

At the moment my office is consist of 1 server (running Windows Server 2003 and SQL Server), 1 TP Link adsl modem-router (with Business Package, 3Mbps dedicated Internet, static IP etc; lets call it ...
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1answer
40 views

No internet but LAN works- IPv6?

I have been having a problem lately where certain computers on my corporate network suddenly lose Internet connectivity, and I have resolved this by assigning a static ip, deleting the lease, then ...
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0answers
176 views

Improve LAN performance with bridging modem

I have ZTE ZXHN H208N ADSL modem that works in routing mode in our LAN. Because of poor performance, I have put it in bridge mode with Mikrotik RouterBOARD 493 and that worked; I had Internet access. ...
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0answers
33 views

“New connection” on Windows

I have Windows 7 installed in my laptop. When I pluged eithernet to my router at home, Windows name the adapter as "Local Area Connection", when I connect my laptop at office, it name the adapter as ...
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2answers
172 views

My PC have no IP address and routing table

I am a newbie in sysadmin. Am having a problem with my comp PC. The new DEL XPS 8700 with windows, has been replaced with CentOS 5.10 (OS used currently by my comp). After uninstalled the windows, ...
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0answers
134 views

Load Balancing Debian

I have 3 nic with links eth0 eth1 eth2. I made 3 table T1 T2 T3. In /etc/network/interfaces i wrote: auto eth0 iface eth0 inet static address 1.0.0.1 netmask 255.255.255.0 ...
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1answer
131 views

Can I connect 2 Gigabit lan connections between 2 switches?

I have 2 switches (one functions as a router with the broadband connection) both of them have 4 gigabit ports. Currently they are connected with a single cat6 lan cord and work fine... I would ...
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1answer
243 views

How to use sage math notebook server using LAN?

I am using sage-5.12-linux-64bit-ubuntu_12.04.3_lts-x86_64-Linux in ubuntu 12.04 lts installed in a desktop. I want to run sagemath server in the desktop and want to access the notebook server from my ...
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2answers
778 views

How to control and limit internet usage in a lan network?

Im working in an office which has so many computers who are connected to the internet via local network. However,some users are using internet more than expected and cause low bandwidth to others. I ...
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2answers
161 views

How to know default gateway without dhcp

Sometimes i use some wifi, maybe in public places or hotels. Sometimes they do not have DHCP Server on they router, and they do not provide LAN IP Settings, and maybe they also DO NOT KNOW what LAN ...
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0answers
57 views

Slow transfer speed between two Windows 7 computers over local wifi? [duplicate]

I have two PCs running Win7 sitting next to each other. They both have identical TP-Link WiFi PCI cards and are connected to an Enkom router which is in the same room as the computers (which claims to ...
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0answers
17 views

Two internet connections.Control application to use one of them

Hi I have a lan internet and 3g usb data card. I want one specific applicaiton(say hl.exe) to use 3g data card internet and rest of the applications must use the lan internet. Is there any app that ...
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2answers
635 views

Windows 7 recongizes lan cable, but there is not network or internet connection

It's a while that I'm facing with this problem. I connect the lan cable to my PC, but there is no network connections or any internet connection, but the computer recognizes the lan cable (because in ...
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2answers
119 views

ping frequency for LAN

Suppose I have a LAN with 20 devices attached (eg switches, router, access points, XBOX, DirecTV, IP Cameras, etc). I want to ping each devices periodically to see if all devices are alive. My ping ...
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2answers
523 views

How to direct connection local lan + WIFI internet?

I am running 2 computers. Each have a WIFI connection to the router (other location in the house) which provides internet. I would like now to directly connect those 2 computers via their Gigabit ...
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1answer
127 views

What device to use to share LAN's internet?

See what I want to do:- In my department, my boss's desktop is connected to department's LAN via cable wire by which he also surfs internet. Whenever I too have to use internet, I pull out LAN wire ...
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1answer
936 views

Cannot ping from Android Device to Windows 8 PC

I have Wifi network with 2 Android devices and 1 Windows 8 PC. I am able to connect to internet on all 3 devices. I can ping android devices from win8 pc. But I cannot ping win8 pc from android ...
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1answer
945 views

Can't ping local computer on Macbook, but can on iPhone

I have a computer on my network that I can reach from my iPhone (at the same IP), but my Macbook can't seem to be able to ping it. I have my firewall disabled on my Macbook, and I'm not sure what ...
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2answers
131 views

How to connect many machines to a LAN via a router?

I connect to the internet using a static ip given by my ISP. When I plug in the cable directly into my pc or my laptops, I'm able to join the LAN composed of the other computers in my neighborhood. ...
81
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8answers
22k views

My colleague often shuts down my machine through the LAN - how do I prevent it?

This might sound weird. My colleague and I were working on a Windows machine. He frequently shuts it down through the LAN. He usually follows these steps: Access command prompt, enter shutdown -i. ...
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1answer
942 views

How to manipulate LAN driver files to accept Windows Server 2012?

Problem My problem is that my motherboard's LANdriver doesn't support Windows Server 2012, but I've read that this is just a check that's causing this and can be removed. I believe this to be true, ...
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1answer
181 views

Need a LAN Network Traffic Monitor web-tool

I've spent hours looking for a tool to monitor my LAN network. My router is a TP-LINK TL-WR941N, and it provides a Statistics Page, which seems useful. ROUTER STATISTICS -> ...
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1answer
106 views

Windows internet connection only after deactivating and activating LAN adapter

When I start my Window 7 PC I get no internet connection. LAN works, but internet does not. If I deactivate and then reactivate the LAN adapter, I get an internet connection. Any idea what could be ...
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2answers
152 views

How can I create a fast and secure network connection using 4 Internet LAN connections

I need some help I have 4 separate LAN internet connections that I would like to connect to a computer server to redistribute as one connection to 5 rooms, and would also like to have wireless access ...
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0answers
2k views

Enabling access to my localhost/wampserver WP on LAN

Listening on port 80 by default. Tried this in httpd.conf, which worked somewhat: <Directory /> Options FollowSymLinks AllowOverride None Order allow,deny Allow from all </Directory> ...
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3answers
3k views

How to message any user on your LAN?

I have admin access to all (read most) the machines on my LAN. However, I wanted all users to be able to coordinate with each other. How should I approach this problem? One solution which I can think ...
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1answer
107 views

The Risk of Port Forwarding to a VOIP Device

My VOIP provider uses a device to supply the service. The device is on my side of my router and part of my LAN. He requires I forward a very large range of ports to his device (something like 5000 ...
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1answer
73 views

brother printer lan connection to my computer

I have a Brother HL-5250DN that was working through a lan connected to a Windows xp system. I removed Windows and installed R4W which is a Debian wheezy Linux. I can not get the printer to work.
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1answer
188 views

What does it mean by 10/100Mbps in Lan card?

10/100Mbps - It is written on specification of a internal Lan card.What does the 10 stands for ?ie - Data Rates -10/100Mbps for Half-Duplex mode,20/200Mbps for Full-Duplex mode.
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0answers
122 views

LAN setup advice with a Billion 7800N

I have 1 Billion 7800N router 2 windows 7 pcs 2 android phones through WLAN 3 android tablets through WLAN and a HP N54L running Windows SBS 2011 Essentials Now the server will be needed as a file ...
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0answers
114 views

Network Security Compromised (Need Advice) VPN, VNC, XP

I'm running a small LAN with no WiFi. 2 XP machines, 1 Vista, 2 printers, and a DVR for security cameras. Last week I set up RealVNC (the personal version, with no encryption) so that I could Remote ...
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1answer
93 views

Connecting to local ips through one ddns with cssh

I'm using csshX (Mac equivalent of cssh, cluster ssh) and I want to use it for 5 computers. Only one of the computers is a DDNS host, as I want to cssh remotely. Currently I ssh into the DDNS host, ...
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1answer
312 views

How to shutdown a computer remotely from outside LAN? [duplicate]

I would like to be able to shutdown or restart a computer on a remote network. If it were on my local area network, I would use the shutdown -i command. How can I do this remotely? I cannot use Remote ...
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2answers
11k views

Set LAN to take network priority before Wi-Fi on Windows 7

So far I've tried to prioritize LAN the following: Moving the "Local Area Connection" up in the advanced settings as shown in How to change the network connection priority in Windows 7 and ...
3
votes
2answers
275 views

How to send one command to multiple PC's over LAN (linux)

O/S: Debian Hi, I've got multiple computers in a LAN network that I monitor remotely, they're all running the same hardware and software. To monitor them I simply ssh in to one computer and then ssh ...
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1answer
221 views

Is it possible to create a WiFi TCP socket between two computers in a LAN?

Here is our setup. The FEZ Cobra II (WiFi) Single Board Computer with a RS9110-N-11-22-04 WiFi module and running the .NETMF 4.2 The documentation says that: This allows for real "Socket" ...
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votes
1answer
873 views

How to set-up my laptop to use wired connection when WiFi is avalable as well [duplicate]

I would like to set-up my laptop's networking to use exclusively LAN (Ethernet) connection when both LAN andWiFi are available? (In my case wired and wireless connections come from the same router.) ...
0
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1answer
391 views

Can we run two Lan cards simultaneously? one for printer and another for internet?

I have one on board NIC and one extension NIC. I connected the on-board card the LAN which grants me Internet access and the extra NIC to a Xerox printer. However I failed to use both ...
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0answers
907 views

Cannot connect Firebird Server

i have problem with Firebird2.5-superclassic server@Lubuntu 13.10. I can't connect to the server through local network. I can connect only from server machine. When i want to connect using ...
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votes
1answer
404 views

Time Capsule Wireless spot give enormous latency

Noticed, that after a day or a two of use of home network I getting enormous ping time to ADSL modem. Usually it's about 2 ms. But when problem appears - it's 500++ ms. After Time Capsule rebooting ...
0
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1answer
216 views

Does Skype determine which user on ones contact list is connected over the same network?

This has happened several times with me. If I am talking (call) to someone on Skype who also happens to be over my inranet/LAN and both of us are using the same internet, even if the internet for some ...
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1answer
87 views

getting equal http performance with world visible address versus local IP address

I have a web server sitting behind a NAT. The web server therefore has two IP addresses: one that is world visible, and one that is visible only on the LAN. For the purpose of mobile devices, I ...
0
votes
5answers
2k views

D-Link router WiFi and LAN segment

I have D-Link 2650 router. Some wireless and wired clients connected to it. The problem is there is no interconnection between wireless and wired devices. For instance, when I start webserver on PC ...
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2answers
204 views

Supercomputer via LAN [closed]

If I decide to parallel two computers via direct LAN connection would LAN (100 Mbits/s) bus bandwidth be enough for CPUs to communicate without performance loss? Or do I have to use some other bus ...
0
votes
1answer
248 views

WOL over Internet success for a while but fail after a period of time [duplicate]

I have a computer in my home LAN, and i have successfully set up my computer and router to use wol over Internet. The problem is, after a period of time(say, a night), the next day i want to start my ...
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1answer
492 views

Website is accessible via WIFI but not LAN

Everyday I access a 3rd party website either via my browser directly or requesting files via a javascript application I developed. This morning, my connection to that site has been so slow that the ...
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1answer
865 views

cannot connect wireless to openwrt

I am using a modem at bridge mode and WDR3600 as openwrt router. .I have a cable from modems LAN to WDRs WAN and a cable from WDR to pc. I have connection via cable. From 192.168.1.1 when I select to ...
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1answer
36 views

i have a turned off computer with wol activated and i know its MAC , is there a way to check if the computer is plugged in to network?

I am thinking of a security system for my small company, i would like to know if there is a way to know even when the computer is turned off when the computer gets disconnected (Knowing the mac an ip) ...
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1answer
95 views

Remote desktop stops receiving input (hangs) periodically

I am working with MS remote desktop feature, from windows 8 notebook client and windows 8.1 as a desktop server (running windows 8.1 prof). The connection is over LAN, speed indicators are all ...