Our Networking forum encompasses topics related to network topology, routers, data encryption, security and other OS-independent network configurations.
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This is a question i got and i just dont under stand how to do it. [B]An organization is assigned the network number 172.18.0.0/16, and it must create a set of subnets that supports up to 90 hosts on each subnet. [/B] How do you Define subnet mask for this …
OS is XP Pro on all computers. I have 3 stations, all plugged into a switch. All the stations have been added to my workgroup and File and Print Sharing has been enabled. The stations are S1, S2, and Server. Server has fileshares and printershares on it. S1 and S2 …
Suddenly I have a VERY annoying problem with my dektop computer's wi-fi! Very often, I just stop being able to visit websites or ping websites (for example google.com). When this happends, I am connected to my ISR, I can ping other computers in my network and my router but I …
hello everybody, please do any one know any thing about opnet please i want to build a network to simulate (it is for security the router built a table of ip and put a random key to each ,and when a client connect to that router in the syn packet …
Dear Sir/Madam, I have a small programe created in VB 6.0 and database MS Access. Where user can insert their only name & address and can retrieve the existing records. Just for test, I have kept this programe (.exe file and database file) in the share document of a computer …
I'm somewhat savvy, but this has me stumped. Hopefully it's something simple that I'm just overlooking. ISP gave me a static IP. When I plug directly into my modem and assign the static IP (and all other settings) to my computer, I can access the internet, no problem. I then …
The network IP address allocated to a network administrator is 172.31.0.0/20. Which portion of the address is the network, which part is the host and which is the subnet mask? n = network s = subnet h = host nnnnnnnn.nnnnnnnn.nnnnssss.hhhhhhhh would that bet correct?
Hi, I don't know what settings to choose on this router I'm using. It's a WRT54G Linksys router. It is for use at my church's youth ministry office. I don't know what kind of internet connection to choose or any custom settings I may need. Could someone please help me …
hey there, I have a simple problem... but it seems overwhelming for me. I have a router, a desktop that runs XP, a laptop that runs Ubuntu 10.10. I want to make a home network with these devices I have. I have already managed to connect two computers, both running …
I recently did a system recovery on my toshiba/satellite/laptop and now i can access wireless internet. It was preinstalled on the laptop, so i don't have any other software, except the system recovery cd. What can i do?
Hi I want to boot the Laptop / Desktop via network boot CD and get connected to shared folders. Shared folder contain Ghost image ( WinXP and Win7). Please let me know how can i create a network boot CD Thanks Knev
Hi I am running xp on both my laptop & pc, whilst my daughter runs a macbook but even when there is nothing running in the house I have to keep rebooting the cable box & the d-link router at least 5 or 6 times a night, sometimes more when …
In a few weeks im scheduled to take the comptia network+ exam. Im wondering for those that have taken it what things should i be really focusing on that i must know? This will be my first cert so im excited and nervous at the same time.
Okay, so when i first start my computer up, its fine. I can use the internet, surf the web etc. However, if i go away for a couple of hours, and then come back, often, i'll go onto the internet and get an error like "cannot display page" etc. However, …
Hi there, Is it possible to lock down permissions to files on a network file server so that people who amend them can only save them back to their original network location? By this I mean can saving them to their local C:\ or sending them on via email after …
Hey there guys, i needed to design a vlan for part of my university coursework. I was hoping that some of you pros here can have a look at it and give me your opinion, it was very difficult to research and design. I was wondering if the native vlan …
Hello, I have a small office with 4 employees. We all work off of laptops (although I am about to bring a desktop in because I need a little more horsepower for some graphic stuff). I have a number of files I would like everybody to share, update and save …
Hi, I have a DELL desktop and laptop, both running XP Pro and am about to take delivery of another DELL desktop running Windows 7. I also have 2 printers, a small HP laserjet for B/W and an HP Photosmart Pro B9180 that I use for photography. Neither of the …
One of my customers is using a wireless network with WPA security. When the customer looks in the notification area they notice that the network connection has a red X through it & they are unable to connect to their network. Please help
Hello, I am trying to set up a PC to PC LAN via a CAT5 crossover cable. PC1, after some difficulties, 'got with the program' and showed a LAN connection. However, PC2 shows the red 'X' in the Network Connection Icon, and displays the message 'Network cable unplugged'. In 'Network …
Q1. If my application such as MS office in standalone computer and without access internet. Will this application need to use application layer in internet model. Application layer in Internet model consists of presentation layer, session layer and application layer. What software is using application layer? Q2. FTP is example …
hi friends i want the answer of this question Why you don’t need to know about HTTP when you use we browser?
Ok this is what happens. so i restored the router to factory settings using the button behind it. after i restored it i ran the installation disc that comes with it, the installation worked fine and everything until i got a pop up telling me that i couldn't access the …
So I host a server for a game called Minecraft for people to play on. The default port that the game looks for is 25565. If another port is to be used, it must be specified after the IP. The IP and the port number are a rather long number …
I am trying to connect a new D-Link router to the internet. I have tried to install the router at my dynamic ip address as I am broadband cable. When the set up is looking for internet connections it tells me it has a problem when trying to access the …
I have a bt internet connection and i'm using a bt home hub 2.0 wireless router. This is what I have connected (But not all at the same time): [LIST] [*]Desktop pc, wired [*]Xbox 360, wired [*]Mobile device [*]Mobile device [*]Laptop [*]Laptop [*]Laptop [*]Wireless printer [/LIST] The connection worked fine …
i m starting to work on peer to peer network...can anybody tell me a good resource to start on with.... I m thinking to do it as my final year project...a research kind of....
What are some applications that you use that would make a choice to use an unreliable Transport layer protocol such as UDP? Why would an application choose to be unreliable?
Hello dears I have a embedded system named POS and when I sent upper 1 MB data to a FTP Server it take alot Time almost 20 min, Please guide me to solve this problem ... Tnx
Aloha, I have an hp laptop and a hp desktop. My desktop is connected to cable and I have a router connected. I had a bunch of work done on my laptop in another state and now I cant connect to the router. My laptop thinks its the default computer. …
I am a public school teacher and my PC was part of a domain. When I tried to join a homegroup in order to print from a network printer, it deleted the domain and joined the homegroup. Once I restarted my computer and had to log back in, I couldn't. …
Morning, i have 2 computer (1 is laptop and other is Desktop pc) at home and i have internet, but while i have internet in my Desktop pc if i connect the other computer ( laptop ) on network, i lost the sign everytime :@ i do that, so i …
I'm studing Grid Computing, How should I begin ? Please help me a code or programs basic demo ? Thank You all :) Best Regards.
Hello I have a question: Suppose I own a site, and a domain, 'mysite.com'. I provide services to different clients, so clients open sub-domains under my site. For example, the site 'test.com' will be at my site, at 'mysite.com/test.com', so the clients of 'test.com' will enter this sub-domain. What I …
Hello, I am trying to troubleshoot what is seeming to be a networking issue. The network that I am working with has 4 computers going through a linksys wireless router, some wireless, some hard wired. The problem computer seems to be denying all inbound connection and we cannot figure out …
Hi , i have a netgear WGR614 router, i try to confiure it using the SET UP CD provided , all the correct lights are on Internet , LAN cable , Power ...but when the router opens the page [url]www.routerlogin.net[/url] it does not open it ( This page cannot be …
I wanna know where i can do CCNA certificate in Boston?? and cost and how long it takes???
Hi, I am new to this networking thing, I just wanted to know if their is any software that allows me to download the sofware and install software on any other computer on the network remotly without the person knowing because i do not want to disturb them. Thanks in …
i have a problem the organization in which i works have noted my mac address, whenever i surfs social networking they come to know. is their any way to surf these sites without letting them know please nybody help
Can The range of Blue tooth be extended if we modify it using a WI-fi to enhance signals of blue-tooth.
So I got problems with my internet connection. On same router are connected IPTV, my internet and phone. Sometimes connection drops all the time in taskbar it shows me this: [url]http://i.imgur.com/Znnf0.png[/url] When i try to repair it says: Windows could not finish repairing the problem becasue the following action cannot …
Hello friends, can you suggest me the better site for hardware and networking apart from this where we can talk too. I know this site is cool but also want to refer to more sites to acquire knowledge in wider perspectives!
Hi all, I have a cisco router 881, this is the platform and version C880DATA-UNIVERSALK9-M, Version 15.0(1)M4. My problem is that anytime the WAN interface on this router goes down, either due to a power failure or the cable that connect to the interface is disconnected, you have to manually …
[B]Hi Friends My problem is that I have two routers.I am trying to mention every thing here so that you people can understand my problem and help me out with it. Router1 is a DSL router provided by our ISP its a ZTE ZXDSL 831CII connected directly to internet. Router2 …
hello all, i have a belkin 54g router connected to 3 devices via ethernet. And a Netgear WGR614 router upstairs that connects 3 devices via ethernet. They are within range of each other and i know for a fact that the Belkin can be set up as an access point. …
I need to pass up my title before 10 march but my brain still blank . i have no idea what to do. all i know i hope to do something on implementation i hate research so if u have any idea about the title o u have done a …
Hi, I'm trying to figure out a way to configure a Wireless Access Point (WAP) in a way that gives access to everyone and in the same time forbids packet sniffing and accessing each other computers. What I thought about so far is setting firewall rules on the WAP like …
I have an interesting problem that has me scratching my head for a solution. I have an older HP Officejet that wirelessly connects to my network. But it doesn't work with 802.11N and I want to use it with my new Router and equipment I purchased. So, to keep everything …
hi all, I got the HSPDA modem , and I want a packet analyzer (sniffer) for that. Could somebody suggest me a name of a good sniffer for HSPDA ? or is it possible to capture the UTMS packets over the Modem Without going deep into the modem firmware? in …
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