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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Is it possible to identify computers in the network by their names?

I will have several laptops which will be used by other side to build a local network. Some of these laptops will be working as web servers and other as clients. I will not have any control over the ...
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2answers
393 views

Set web browser (or other program) to use specific network

my PC is connected to 3 different networks: 2 different LAN connections and a VPN connection. when i am connected to the vpn, i cannot browse to the LAN intranet as the DNS is all going through the ...
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6answers
1k views

What is a good NAS for remote server backups?

I am running a small network (5 clients) on a server running SBS2k3. I'd like to be able to set up a NAS in a remote location in order to schedule nightly, incremental backups on the server drives. ...
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1answer
872 views

One Router and Two Switches

I have two switches and one VPN router and Two Internet ADSL Routers. The internet connection has been provided to two groups. Group A has no restrictions, that is for Executives and Department Heads. ...
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1answer
138 views

Access Webservers on LAN over the internet

I want to access the Websites hosted on the server at home from the Internet. I have website1.mydomain.com on windows server. (192.168.1.111) I have website2.mydomain.com on linux server. ...
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10answers
44k views

Find which machine is using all the bandwidth

I need to know which machine is taking all the network bandwith. It's there a tool I can use to monitor my local network and know which machine is taking all the LAN bandwith? What do you think ...
2
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1answer
364 views

Network Configuration for 2 ESX Hosts

I'm looking for suggestions/advice on the setup I've come up with for our environment. We have 2 separate ESX servers with 8 NICs (4 onboard, 4 exp). The second ESX host is for vmotion failover if one ...
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3answers
2k views

Two different LANs Two different ISPs only one network printer

In my office we use two different lan’s and they both are connected to two different adsl-ISP’s. But there is only one network printer in the house. How can I connect these lan’s secure, so I can ...
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3answers
1k views

Web based file search in the lan?

I would like to search files in my lan easily. (over 500k files on SMB shares, it would take ages with other ways) I mean, i just need to do a quick search on file names, i don't care content ...
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1answer
503 views

How can an Administrator change Mac & Window users' LAN login passwords?

As an administrator managing Mac and Windows Users, via a web application, how can I change/reset a user’s LAN password to allow them to login to their Macs and Windows? I am looking for an example ...
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5answers
1k views

Network topology VLAN and Spanning tree

I'm working on a network migration project as we will be moving our local office. In the new building we have 5 floors with 50 employees in each one. I need 5 switches with at least 72 ports that ...
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2answers
2k views

Server won't respond to ping

I have a server that won't respond to pings, but I can remote desktop to it. The server has two LAN connections. Each has the same subnet mask and default gateway, but separate IP addresses. I'm ...
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1answer
326 views

Monitoring LAN with Zenoss

Hai guys/gals, How can i monitor LAN with zenoos in RHEL5? My server is RHEL 5 My client machines are Windows xp Using 10.0.0.0/24 serious for LAN connection. Have modem for internet Have switch ...
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3answers
671 views

Accessing printer from another subnet

I have a network composed of 2 subnets with this topology : Router1 (Freebox) : 192.168.0.XX Masq : 255.255.255.0 | |----- PC1 |----- PC2 |----- Printer1 | |----- Router2 (wrt610N with ...
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1answer
147 views

ISA 2006 Ent with NLB configuration

We have created to virtual machines and installed ISA 2006 Ent and enable NLB configuration, each machine has two NIC one connected to LAN and other connected to DMZ, we are not able to ping DMZ ...
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2answers
3k views

LAN Design Question with HP Procurve

HP Procurve 2510G-24 x 2 Port (For Servers) and 2 x HP Procurve 2510-48 Port 10/100 (For Desktops). Topology is like : Patching is terminated on 2nd floor and the servers are located on the 1st ...
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1answer
188 views

Network adapter drops connection when windows starts

I have a bit of an issue that is just frustrating me. When I turn my notebook on with the network cable plugged in, the link lights above the port flash happily, until windows starts up. As soon as ...
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3answers
2k views

Multiple static WAN IP addresses to single LAN subnet

Below is my home network topology. I currently have 5 static IP addresses, 3 of which are in use by 3 routers. These routers in-turn subnet internal networks and port forward. I use my SSL VPN ...
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1answer
82 views

Admin authentication on a Windows XP machine on a network

This is something I'm curious about. There is a LAN consisting of Windows XP machines. There is an administrator account say admin-xyz which can be used to login to any of the machines on the network. ...
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6answers
647 views

Selecting the right switch?

A LAN of 70 - 80 users, with 6 Servers (DB, Mai, Web, AD, File) ; we are thinking to upgrade the switches ; Your suggestions / recommendations required as to which ones to get and how to connect them ...
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4answers
668 views

Entire home network slows down due to Linksys WRT54GL [closed]

This is the second one I'm trying, so it's either me or something else is up. When I connect any of my LAN devices directly to our cable modem, the speeds are perfect. No latency, no packet loss and ...
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2answers
141 views

web server on a lan

I wan to set a webserver (apache) to work on a lan (4 to 7 PCs connected via a switch ) for educational purpose only (learning how a web server work)?. what I need to do ? if you have any link to ...
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3answers
16k views

Load balancing & NAT-ing multiple ISP connections on Linux

I have two internet connections from two different ISPs and I need to balance the traffic originating to and from my network between the two ISPs. I am using Debian GNU/Linux. My set-up is like this ...
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8answers
239 views

localhost name error with linux machines

CASE 1: I have a Ubuntu machine with name midhun.local I can access this in http://midhun.local/svn ... But its can't access from other machines(both Windows and Linux) through this host name. But ...
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1answer
512 views

Troubleshoot slow LAN on ISP routers

This is sort of a vague question, but its really been bugging me for a long time. I cannot seem to get a connection between two computers to go above 300 kbit/s in my LAN. This seems to be a magical ...
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4answers
54k views

How to route different traffic thru different network interfaces (in Windows)

I've searched for details on how to do this but I've been unsuccessful - I wondered if someone could offer up some advice. So, let's say I have 2 network cards (LAN and 3G in my instance), both ...
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1answer
641 views

View a localhost:port address over LAN

I'm working on a Sinatra app so I have a Mongrel instance running at localhost:4567 on my main machine, a Macbook Pro. How can I view the app over my LAN, preferably from an iPhone? If I enable web ...
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5answers
7k views

Per-user hosts file

Is there a way to define host aliases (like in /etc/hosts) on a per user basis, i.e. in a file /home/user/.hosts ? My primary objective is to easily share host aliases via rsync between the machines ...
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2answers
274 views

Validity of my basic Performance Testing Results on a LAN

Networking is not my main job and i am hoping you guys can comment on my test procedure so far to identify PCs best to host a few voip softphones. Our 100Mb LAN comprises of 40 Win XP/2000 PCs and a ...
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1answer
448 views

Computer disappeared from Workgroup

I've a LAN that has 8 computers running Windows XP and only one (Computer A) running Windows Server 2003. When computer A boots, it shows up in all computers' Workgroups, but after 15-30 minutes, it ...
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1answer
525 views

DMZ - LAN and Webserver

i know that DMZ should contain servers that acts as a middle point between the trusted area like LAN and the other semi or non trusted area like internet or another DMZ. based on this declaration our ...
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4answers
6k views

What are good and bad jitter times for a LAN

Ive just ran jperf (frontend to iperf) on our network between 2 workstations, its recorded jitter between 0.033ms and 0.048ms. Is this good or bad? Are there more variables that i would need to ...
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2answers
117 views

What switch spec would i need to support 50 SIP extensions

Were a call centre and thinking of moving our phone system to a voip based setup. It seems most advice advises keeping this network seperate from the standard LAN, what switch specification would be ...
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1answer
745 views

What free utility can I use to test LAN performance and quality?

I want to test a LAN for speed and reliability, I wanted to use qcheck but it won't instal on any of our XP systems. What other tool could I use? Is there anything with voip tests that is free? Does ...
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1answer
2k views

Unable to connect to a local MYSQL server on wireles LAN

Ok, Here is the technical description. My laptop's config: Ip Adress:192.168.2.5 Mysqlserver 5.0 on port : 3306 Operating system: Ubuntu jaunty (9.04) 3306 is open for both incoming and outgoing. My ...
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1answer
38 views

Setup Host machine to allow HP G5 to boot different roles

Can anyone point me to online doc/tutorials. On how to setup an test frame enviroment. So that by renaming directories on a host machine I can boot my G5 box to be a IIS server, SQL server, Sendmail ...
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2answers
704 views

LAN to LAN over internet

Hy everybody, I have one crazy question :) Is it possible to connect two computers over Internet in such a way so that you can see them both in a My Network Places as two PCs on the same LAN? For ...
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3answers
1k views

connect PCs on LAN to internet (using RRAS)

Inventory: Multiple PCs [WinXp/2K] on LAN (192.168.10.x) [default gateway is 192.168.10.100] One DSL modem at 10.1.0.1 One PC [Windows 2000 AS] (dual NIC with RRAS) with: a. 192.168.10.100 ...
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2answers
383 views

Reboot ML350 G4 Server in sealed room

I have an old server in a remote location. It has its own power feed which is subject to failure twice a month. The problem with this failure is that it does not simply drop and recover hours later. ...
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4answers
768 views

Pinging DHCP clients by name

The office has a small LAN, composed by a Linksys WRT54G2 sharing a DSL connection, a hub, and several wired and wireless clients. DHCP is enabled in the Linksys. The DHCP clients table shows the ...
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3answers
464 views

Connecting 2 subnets securely

Im working on a plan to isolate some parts of our work network. Ideally some computers need to be decoupled from our main network (they do extremely sensitive work and so need to be extra secure from ...
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4answers
406 views

How to enable access to LAN?

I don't have a domain name. And I browse my site by "http://localhost" How to enable visit my site by guys not in LAN?
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4answers
2k views

How to find a directory disk usage over network? (Windows)

I have an external disk that is connected to a LAN network. I want to find the disk usage of a directory on the disk from a script. I looked at power shell and SysInternals tools but couldn't find any ...
2
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4answers
5k views

If you need to open ports from DMZ to LAN, at what point is the separation no longer worth it?

If you have a DMZ with one or more servers/services (maybe FTP, HTTP en SMTP). And you have a LAN with typical serversservices (like file sharing, Active Directory, database server). Depending on ...
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4answers
4k views

Connecting multiple switches to a router

We have an office network that consists of the following: 1x Vigor 2950 5-port (WAN Load Balancer) 2x Netgear 24-port Managed Switch FSM726 1x PowerConnect 2724 24-port The Vigor has our two ADSL ...
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3answers
685 views

Best method and tools for local IP scanning

I’m starting to administer a small but confusing und badly documented local heterogeneous network (mostly Windows workstations, printers, laboratory equipment, etc. and one Linux/Samba Server) ...
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6answers
141 views

websites on local networks

hey guys, I'm trying to use wampserver to set up a website that is accessible from anywhere on my lan, but I can't get it to work. Anyone have any tips/suggestions to help me out?
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3answers
159 views

Is it normal for port 23 to be connected to periodically?

While working at a customer site (a LAN that includes several Windows machines, plus our server) I noticed that something was periodically attempting to connect to our server on port 23 via TCP. ...
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2answers
1k views

Smoothwall NOT giving out DHCP

I have a Smoothwall machine with 'green + red' setup. The Smoothwall machine can see the outside world and I can connect to it from inside my network with its local address (I can also connect from ...
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1answer
194 views

Network card requires reset

One Vista PC in our small office fails to initialize networking about 1 reboot in 3. Vista's diagnostics are never able to repair the issue. However, the problem can be consistently resolved (until ...