Networking Forum

Dear all, Can you explain me about subnetmask? how can I find the subnetmask and number of host? Thank!

Which certification is best for a beginner in IT specially in networking?

Ok: I am going to set up a game server at my home and i plan on buying the hardware and software that i need because i prefer to figure out how to do it my self. but I am not at all positive of what i need: I am …

Hello, I am a consultant performing a groupwise migration to exchange. In order for me to do this i need to have access to the groupwise snapin for Netware Admin( ConsoleOne doesnt give me access to everything i need to configure to my knowledge if i am wrong please let …

hi let me tell you the problem i currently facing in our company we have a workgroup network connected to ISP DHCP server through a cisco 8oo router but two of my computers on second floor they fail to connect both the network and the internet i tried different thigs …

Here's the problem. Bought a new wireless printer, HP B209a. Have a wireless router, Belkin, been using it for years. I take it, the printer, out of the box, follow all the instructions on setting it up, run the setup program in a laptop, following all on screen instructions. It …

Is an ISP always connected to an HTTP server or remote pc? I am currently doing a topology for a project and I do not know if I should include something like that. There contains no network addresses that I must assign unto the isp router to server connection, but …

I recently heard that comcast is limiting bandwidth usage to 250gb/month and other isp's could go as low as 5gb/month. I was looking online for bandwidth usage monitors, to see how much internet bandwidth i was using, but all of them are complicated and not what i was looking for. …

hi to all, I would like to transform one of my systems as a mail server for the intranet people of my group. *=>[COLOR=DarkGreen]What should be the configuration for a optimum mail server.[/COLOR] *=>We have a LAN and myself set up a web server for learning php.Can the mail server …

I have attached a LAN consulting plan for an assignment. The assignment is finished I was just wondering if I could possibly get a little feedback on the given information thank you!

Just because security holes and vulnerabilities get reported to software vendors doesn't mean they are actually patched. A new report from IBM's X-Force security team found that of all the software holes reported in the first half of this year, more than half are still unpatched. IBM's X-Force report is …

I work for my family's small business. I recently graduated with a BS in Comp Sci but I didn't have much networking education. I am setting up a small file server to serve core files to about 10-12 computers. It will be running Ubuntu Server while the PCs connected will …

I'm tryin to extend a lan network with an engenius ap so i can get wireless internet and for some reason when i connect the ap to the network i can't get an ip to assign to the ap but when i connect my laptop i get an ip automatically …

Hi, I'm wondering if someone could please provide me the steps for extending/repeating my wirless signal so that I can have greater wireless range throughout my house. I have 2 wirless Netgear routers, a DG934GT ADSL router (base unit) and WGR614v9 cable router (repeater). I've flashed both routers with the …

hi all pls help as i am absolutely not a computer expert.. my school gave me an address and a port number to connect to the modem in my home which can be connected to the school local network for internet. I plugged it to my computer and the light …

Hi All, I have this problem since I start using Win7 OS.. Is there any solution & suggestion?

This year's version of the Cybersecurity Act was approved by the Senate Committee on Homeland Security and Governmental Affairs after amending it to limit the president's authority in the event of a cyber emergency, [URL="http://thehill.com/blogs/hillicon-valley/technology/105377-senate-homeland-security-committee-approves-cybersecurity-bill-"]reported [/URL][I]The Hill[/I]. The [URL="http://thomas.loc.gov/cgi-bin/query/z?c111:S.3480:"]bill[/URL], sponsored by Sens. Joe Lieberman (I-Conn.), Susan Collins (R-Maine), and Tom …

Hi, I hope some one can help! My wife's laptop (Windows 7) has lost it's ability to access any web-sites, despite the fact that it is showing a Wi-Fi connection through an Orange Livebox router. I've tried pinging google and there was no response - indicating a connection issue - …

[ATTACH=RIGHT]17035[/ATTACH]While security professionals constantly fear the big bad hacker breaking into their enterprise and wreaking havoc, the biggest threat to security is sitting inside the company and drawing a paycheck. Cloud and e-mail security specialist [URL="http://www.proofpoint.com/"]Proofpoint[/url] notes in its seventh annual study of data loss prevention (DLP) issues that e-mail …

My lan connection breaks now and the.So I am unable to leave my system for long hours as the connection breaks and all my downloads stop(mainly torrents). Can anybody suggest a way to repair my connection automatically every 1 hour or so? Plz give detailed instructions if any code is …

Help ME !!!!!

I have an SRW2024 10/100/1000 switch in my office, but I can't access it using wired Ethernet from my laptop. I just can't see the LED blinking on my NIC. Knowing that the NIC is functioning good, I can connect to other networks via cable, but not to this one. …

Hi, I have Two Networks in connection as following, First Network -------> switch --------> router -------> Second Network First network's ip is 10.100.A.A , it's subnet mask is 255.255.255.0 Switch's ip is 10.100.B.B , it's subnet is also 255.255.255.0 router's ip is 10.100.C.C , it's subnet is also 255.255.255.0 Second …

Hey everyone This is my first post on DaniWeb. The info on here is great!!!! Ok here is my question. I am self hosting a website on one of my computers running MS Server 2003. Using ZoneEdit.com I am able to port forward to another port my web server is …

Recently bought new linksys wrt160N router to replace usr5461 in wireless homenetwork. After running the installation wizard no connection with the internet was available. The old router works fine however. Wizard advises me to contact the network provider. Even after removing the firewall ( PCTools ) there is no answer …

Hi, At the moment I have access to 2 wireless networks. 1: Where I live, I have access to wireless network it has 2Mbit/s down and up. 2: I Have ISP as well and I have attached wireless router. 10 Mbit/s down and very very bad upload speed ~0.68 Mbit/s …

Hi every one I have a Toshiba TE2000 laptop that refuses to connect to the Internet for more than a few minutes (if that). I have tried several different wireless cards with the same result. The system says it is connected to my wireless network with good signal but I …

hello everyone, any help or insight would be greatly appreciated. thanks in advance :) i've been having a problem with my connection recently. since the past two weeks or so i've been having really lousy internet(slow as a snail).although the browsing speed has been ok. the download/upload and streaming speed …

i did a fresh install on my compaq pavilion 8543c desktop, but when i finished i could not connect to the internet so i tried to do a ipconfig/reset but when i typed "ipconfig /released" i got a message saying "no operation can be performed on the local area connection …

I pray someone here has had experience with this issue, tech support through brighthouse, and linksys was a non starter. So a week ago all is good, until midnight when the cable is disconnected for non payment. Doh! Wife forgot to pay it, but no worries I call up, pay …

good day! i have this problem in wampserver2.0. i already learned how to effectively put my localhost online. it is accessible over the internet in other pc's by typing my WAN ip. i just discovered that one of my friend cannot access my website while others can access it. how …

Hi everybody, Here is a newcomer for you, a baby in computer technology.So I am sure that all of you will help me to learn computer networking,giving detailed notes about it. [B]Here is my doubt.I want to make my Local Area Network, as password protected..How it do step by step.pls …

Hi Until recently I have had no problems with my internet connection, in the end of June I connected my daughters desktop computer to a wireless connection upstairs, since then I have had nothing but problems. Previously she had been using a laptop on the same wireless dongle downstairs so …

Can anyone recommend software , free if possible, so that I could access a friends computer and use remote control to use the computer as if I was siting in front of it. Also to copy and transfer files and folders. Does the remote computer have to be turned on …

hi all i am akhilesh doing iii yr B.E. computer sc at sathyabama chennai i want to do a mini project as part of my curriculum i want any innovative ideas for the same could u suggest me something worth doing as myself i have idea of c, c++,java,oracle,vb,sqlserver,html,javascript and …

I m facing a huge problem regarding connection between two switches. I m crimping LAN wire CAT-5e of 5 to 10 meter and it is working very smoothly, but if i tried to Crimp a LAN wire having length>10 meter, It is unable to establish steady connection. please help me …

Hi! I have an application that will operate with a distributed database on various pcs in multiple cities... the application is in c# connected to an sql server...I need the pcs to connect between themselves, how should they do this? it's the first time I work with this type of …

In twisted pair cable we usually use symbols like 10baseT 100baseT and so on.What does 10 and 100 means here?As much as i know it means frequency,but frequency should be mentioned as largest frequency and lowest frequency the cable can bear.Please guide me what it is.

if i dont have a domain name but have an ftp server like cuteftp how can people download from my server is there an ip adress for it. Do i need to get at least a subdomain. My main reason for wanting to know this is that i want to …

Hi everyone.... I was interested in limiting my home network to only a few specific mac addresses, but the ease of spoofing a mac address got me thinking... If I were to make a simple program that sends out a message/probe from each computer and expects a response from others …

Hello, My internet connection on my work network went down on thursday, I did the usual: power cycle modem, release/renew ip, pinged my loop back adress with no problems, tried to repair the connection and nothing is seeming to work, Im connected to a wireless belkin router which goes to …

i jst came up wid an idea n i dnt knw how to proceed furthr....i'd lyk to encrypt data in such a way dats its decrptd in stages. initial stages when overcome wud show irrelevant dat(nt garbage)xtractd frm d original data...decrption methods wud vary in each stage.... more complicated in …

Dear all, I'm please to share you a GNS3 course. The videos has been uploaded to youtube. PART1 [url]http://www.youtube.com/watch?v=-GwomBC0vwc[/url] PART2 [url]http://www.youtube.com/watch?v=SWafA4SxMJw[/url] [URL="http://grook.net/forum/it-infrastructure/network/gns3-course"]GNS3 course[/URL]

I have two PCs running on Windows XP. The master has a network card built in, the other has a PCI network card They are coonected by a single cable, no separate router The Internet connection works fine with the slave working quickly and effectively. The connection PINGS in both …

Hi all, I need to connect through ftp on some server to do some changes but I think that they use some rules to avoid connection from other foreigner countries (is it possible in your opinion). Basically I receive the 510 error with login and password incorrect but if my …

i already setup a wireless connection in my house. the modem is connected to the router through Ethernet cable(rj45) and the router is connected to the LAN port in my desktop through Ethernet cable(rj45). i was wondering if how can you setup a wireless connection if you don't have a …

hi guys, can anyone help on what this cisco command means: ip route 0.0.0.0 0.0.0.0 200.1.1.2 and ip route 192.168.1.16 255.255.255.0 10.1.1.2 thanks :)

I have a NetGear router (wireless n 300 wnr2000) is there a way I can see who is connected to my internet and monitor them?

Hello everyone I need your help please I got 5 computers, 5 industrial printers, 1 router with internet access and 1 switch Routers default gateway is 10.0.0.138 and all computers connected via the switch get got the addresses from 10.0.0.1 to 10.0.0.5 But the printers have static ip adresses like …

Hi People, I have an old Lexmark Optra T610 laser printer and would like to connect it to my new D-Link Xtreme N Gigabit router. The router has a USB port and according to some documentation I found online, a usb printer can be connected there for sharing. I am …