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 or Ethernet transmission.

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Moving Portable Office. Have a LAN & Phone line query?

We are about to move a portable office that has 8 phones and 12 lan connections. They are all wired back to our main switch and Nortel bcm200 phone system which are only about 20m (65ft) away. After ...
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2answers
273 views

How to forward static IP to the server computer in the LAN

We want to have an office server, we already have static IP. But the thing is that we need to have following structure: ISP Modem Router Server Wireless router Also I'v tried ...
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2answers
719 views

Is it bad that latency for our internal LAN varies greatly within the 15 - 40 ms range?

I've always thought the "typical" latency for a small office wired Ethernet network would be <5 ms. However, pinging the default gateway yields an average of 14 ms, and any host is around 30 ms. ...
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4answers
369 views

What is the bottleneck in VPN connection?

I have a LAN behind a Linksys RV016 Router. It is connected to the internet with DSL line with asymetric parameters 2Mbit download / 512 kbit upload. In this LAN I have MS SQL server, and i want to ...
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4answers
312 views

Encrypt LAN and wifi traffic on small private network

I need some advice about encrypt all traffic on a small private network running wi-fi and LAN traffic on 192.168.0.x network. The network would comprise of client laptops connecting to the wi-fi ...
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1answer
62 views

Relation between private network and local area network? [closed]

From Wikipedia: In the Internet addressing architecture, a private network is a network that uses private IP address space, following the standards set by RFC 1918 and RFC 4193. These ...
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2answers
384 views

Practical difference between CISCO C2960PD-8TT-L and Netgear ProSafe GS108P [closed]

So I'm setting up a new department and doing some shopping for our new 4 developer team. I need to get some switches so that each member has at least 2 ethernet ports +1 with POE for an IP phone (1 ...
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2answers
1k views

How ISPs will assign IPs /subnets for end users in IPv6

Consider two scenarios: The end user has a simple computer, dual-stack The end user has a LAN behind a dual-stack router How will ISPs differentiate each one of these kind of users in IPv6? An ...
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1answer
46 views

routers function but cannot ping or remote admin

I have set up 3 cisco wireless routers as wireless access points. Each has a static network ip and subnet/gateway identical to everything else on the network. They also each have local ips that I ...
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1answer
450 views

What equipment/software is needed for setting up a LAN-based webserver for learning the ropes locally? [closed]

I'm a complete linux/networking beginner. What equipment/software will be needed to do this? Basically I want to set up a server computer and be able to connect to it locally with my desktop, and ...
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3answers
499 views

Connection of a 10/100Mb adapter to 1000Mb LAN

I have the following problem. I cannot get an IP address using DHCP. I have a 10/100Mb adapter on a set-top box connected to a 1000Mb LAN. When I boot up the set-top box it gets an IP from the DHCP ...
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6answers
392 views

Local Area Network (LAN) communication protocol

I'm a bit confused, and was wondering if someone can set me straight. Under a Local Area Network (LAN), what is the communication protocol for the data packets under i.e. ethernet CAT5 cable that ...
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1answer
109 views

How can I transfer a large number of big files over local network with pause/resume support? [closed]

My MacBook has about 400GB of files (videos, music, documents, etc.) that I need to transfer to a Windows PC over my local network. My router is semi-disfunctional, though, so every so often it stops ...
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1answer
258 views

Cisco 878 Router Physical Layer troubleshooting

My problem: Upon connecting the FastEthernet0 with a straight-through cable to a Catalyst switch, the line protocol comes up briefly and then goes down. Interface goes down too, I now have this on my ...
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2answers
278 views

A good topology for my network

I have this topology in my network at the company where I work: Where the only router is the 'main router' (is here where we receive the internet signal from our provider) the others networks ...
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0answers
160 views

Prioritising specific users' and server's traffic on a LAN?

I'm fairly new to network design and I was wondering if someone could help clarify a couple of things regarding traffic prioritisation on a LAN. Some background: I'm designing a network that will ...
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2answers
142 views

Virtual Hosts on a windows machine in local network [closed]

I am running an Apache 2.2.21 on Win7 x64, using sucessfully a row of different virtual hosts local.projectOne local.projectTwo ... So far this was fine, using the hosts file to map'em all to ...
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1answer
216 views

Remote Desktop to WAN address from inside LAN doesn't work

I have a router opened up to allow Remote Desktop to one of the machines. It works if I try to connect from outside the network. If I however am inside the LAN and try to connect using the WAN IP ...
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3answers
602 views

Assign a static IP to a Windows Server 2008 R2 - where to get static IP addresses [closed]

On Windows Server 2008 R2, I know how to assign a static IP address to that from lan properties windows. In my current server, I am working with a hosting provider and they provide me 5 IP address ...
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1answer
82 views

Accessing database from local network

I would like to access database running on virtual machine which resides in server connected to local network. Here's the whole situation: There is Windows Server 2008 R2 Datacenter running as ...
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1answer
168 views

How to redirect traffic with Apache and Dlink 524T ?

I would like to redirect all LAN http traffic to my Apache server (which is located temporarily on my laptop ). The basic idea is that every user who connects to the network and tries to connect to a ...
0
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2answers
51 views

Howto switch ISP provider? [duplicate]

Possible Duplicate: Office network failover? I have a office LAN providing internet access to several workstations, each workstation it is basically connected to the hub that it is ...
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1answer
59 views

Office network failover? [duplicate]

Possible Duplicate: What hardware do I need to add a backup internet connection? I have a office LAN providing internet access to several workstations. Each workstation is basically ...
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1answer
115 views

settings for network with dhcp server

We are trying to fix a problem in a network with this setup: DHCP Server (and all stations) connected to a gigabit switch connected to a router. What should the Gateway and DNS values be on each of ...
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1answer
129 views

Bind server port to local ip address [closed]

Here is the situation: A Windows XP machine running as server - accessible from outside A device(camera) which is locally(from LAN) accessible What I need is this - if I access a specific port on ...
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1answer
231 views

Running teamcity in LAN

I am trying to set up a teamcity server in my local network so that it can also be accessed from outside. the server runs on port 8111 and can be accessed fine from inside the lan. In my router ...
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1answer
421 views

Cannot remotely connect to server while it's connected to WAN port

It may appear like a really dumb question but why can't I remotely connect to my server when it's connected to the WAN port of the router? It was working when the server was connected through any ...
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2answers
276 views

Networking several devices with the same IP

I have a bunch of embedded devices that I need to flash with a custom OS. On each device, the boot-loader (U-Boot) has a fixed IP of 192.168.100.2 and on boot it looks for a TFTP server at ...
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2answers
3k views

How do I prevent excessive ARP requests sent from Windows Server 2003?

OK, I've scoured the 'net already for possible solutions and have found none. Maybe you guys can help me. I have a Windows Server 2003 setup, with a fixed IP on a routed LAN, standard /24 network. ...
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1answer
325 views

Setting up MySQL server on LAN to be used with JDBC

I'm creating an application with client-server architecture in java. What I'm trying to achieve is a simple client-server architecture connected via LAN with an ethernet switch, the server is having a ...
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3answers
113 views

What exactly defines a LAN? [closed]

When I am reading some networking books, they often define a LAN as a set of connected computers across a building, campus floor, home, etc. However, I think this is pretty vague. What exactly defines ...
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3answers
4k views

How to configure bind9 to be a local DNS only with no internet access?

I want to configure bind9 to be a local DNS only with no internet access at all. So I have 5 PCs in my virtual domain xy.com. Within this domain there is no access to the internet. The DNS server ...
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2answers
394 views

Solving problems regarding accessing localhost over LAN [closed]

I have two computers with IP addresses of 192.168.1.1 and 192.168.1.2 respectively. Both computers have Apache servers installed on them and both are listening to port 8080 rather than 80. I have ...
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3answers
161 views

Accessing the servers via their WAN IPs from the internal network - connect them to LAN too?

Currently we have a few servers behind a router/gateway, which is in bridge mode, so the servers have directly assigned WAN IPs with no NATting performed. This works as expected. There is, however a ...
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1answer
227 views

Access content via a LAN connected machine which is Django-WSGI-Apache configured

I configured my system to be able to deploy Django stuff using Apache on my machine(Ubuntu 11.10).I followed the instructions given at ...
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1answer
69 views

Accessing a connected device through LAN [closed]

I have a metered APC Power Distribution Unit (PDU) which is capable of spewing out the current load, power and such information through a LAN cable. I'm connecting the cable from the PDU to a server ...
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3answers
481 views

Several switches vs one switch for on LAN of 60 computers?

A. Is using one network switch is faster vs 3-4 network switches connected together in same room? B. Is there difference in speed at all between cheap switch and more expensive model? P.S. network ...
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2answers
358 views

How to copy files to destination system through a specific LAN card?

I want to copy database backup from my running DB Server to Backup server. The source server has two LAN cards connected through their own IP address. One LAN card is used to connect to the ...
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5answers
1k views

Encryption between a LAN switch and an end device

What standards/protocols/products exist that support encryption of all data sent between a device (e.g. a workstation) and a LAN switch? Something like WPA for WLAN.
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1answer
663 views

Host web app in Tomcat for users in LAN

I have a web app which is running on Tomcat 7, on Fedora 14. I can access that application in my local pc but how do I make it available to the other users of the LAN?
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2answers
740 views

802.1X needs single port per device?

We are planning to implement 802.1X. What is not clear is whether a switch supporting 802.1X can successfully and correctly authenticate multiple devices connected to the same switch port (e.g. if we ...
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3answers
513 views

Persistent Issues on small business network using Cisco 871W and Catalyst Express 500

Being the most qualified (read: still not qualified) to solve our persistent network issues, I've turned to serverfault for guidance. I've done some searching, reading related documentation on ...
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2answers
1k views

VPN IP Routing - slow connections

UPDATE: Router error logs show: LCP Time-out 0 I'm not sure how to correct this. The Lan-to-Lan profiles are set to -1 Idle Timeout (for the remote branch). I have a PPTP VPN running between two ...
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1answer
763 views

How to setup a proxy server on my LAN?

Here is my network configuration: My computer is inside a LAN. All the internet traffic goes through a default gateway. I wish to conduct an experiment. I want to monitor user traffic pattern. I want ...
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3answers
214 views

using access point with IP outside normal network segment

having an issue trying to segment my network. Currently, our LAN resides on the 10.1.x.x segment, the first x varying based on qeuipment type, and the second varying on the number of the particular ...
2
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1answer
248 views

ARP discovery on multiple subnets

I have an unmanaged switch which serves traffic belonging to different subnets. Lets say these are the subnets: 192.168.0.0/24 192.168.1.0/24 192.168.2.0/24 And few more subnets which I am not aware ...
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1answer
116 views

Not allowing access to another computer in LAN

Is it possible to handpick few ip addresses to allow access to localhost over LAN and rejecting other incoming connections? I am running XAMPP. OS : Windows XP
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5answers
377 views

How to determine what device is physically connected to network switch?

So, I've been using some port mapping software and running into a problem. We have many switches spread across the network, when I do a network scan it shows the device that is physically connected to ...
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1answer
253 views

how to access my lan based postgresql db from my website

We have lan based .Net application with Postgresql 8.1 , now i have task to provide interface on website to read and write two tables on LAN based database I don't know where to start Please help me ...
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2answers
214 views

Restricting RDP sessions over Internet but not LAN

Fair warning: I'm a programmer, not an IT person. Thus I have no idea what I'm talking about and put myself entirely at your mercy. I have three dedicated machines that we currently administer ...