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Killing Time; the Importance of Time Synchronisation in Criminal Cases. -
 - Richard N Williams (1,007)    On occasion, we all need to know the time and we have a multitude of different devices to tell us it, from our mobile phones and wrist watches to the office wall clock or the chimes on the radio news. But how accurate are all these clocks and does it matter if they are all telling different... ( added 18 days 15 hours ago.) |
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History of Horology; Sundials to Atomic Clocks -
- Richard N Williams (1,007) Mankind has always been preoccupied with measuring and recording the passage of time. Timekeeping has been essential for the development of civilisations; from knowing when to plant or harvest crops to identifying important events in the year. Time has historically been measured in relation... ( added 18 days 16 hours ago.) |
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Time Servers and the Importance of Synchronisation. -
- Richard N Williams (1,007) Time servers are like other computer servers in the sense they are usually located on a network. A time server gathers timing information, usually from an external hardware source and then synchronises the network to that time. Often time servers are synchronised to a UTC (Coordinated Universal... ( added 3 days 19 hours ago.) |
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A Guide to NTP and Computer Network Time Synchronisation -
- Richard N Williams (1,007) Network Time Protocol (NTP) is one of the Internet's oldest protocols. In use for over 25 years, NTP is still under development with version 4 currently in progress. Put simply, NTP is a computer protocol that is used to synchronise the clocks of computer systems; usually to an authoritative time... ( added 3 days 20 hours ago.) |
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A word about Wifi or Wi-fi Technology -
M. Aslam (99)  WiFi is the other name for wireless internet or wireless network, this name is mostly used by none technical users who just knows how to access internet wirelessly, they know pretty much nothing beyond that. WiFi is basically short form for wireless fidelity. However many advance users are not... ( added 9 days 17 hours ago.) |
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Choosing GPS or MSF as a Timing Reference for NTP Servers -
- Richard N Williams (1,007) All PC's and networking devices use clocks to maintain an internal system time. These clocks, called Real Time Clock chips (RTC), provide time and date information . The y are battery backed so that even during power o utages, they can maintain time. However, personal computers are not designed... ( added 17 days 18 hours ago.) |
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A Guide to Time Synchronisation with Windows Vista -
- Richard N Williams (1,007) All computers have clocks of course although the real time chips (RTC) that inhabit most PC's are not the most accurate of timepieces and are prone to drift. This may not matter much to the average home user although when it comes to time sensitive applications this inaccuracy can be at best... ( added 4 days 18 hours ago.) |
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What is Inside WiMAX Technology (802.16) -
M. Aslam (99) WiMAX technology is identified as Worldwide Interoperability for Microwave Access; it is formed in June 2001 to encourage conformance and interoperability of the WiMAX (IEEE 802.16) standard, officially known as Wireless Metropolitan Area Network (WMAN). WiMAX technology intended to offer... ( added 9 days 17 hours ago.) |
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A Word About Mcse, A+ And Ccna Braindump Certification. -
M. Aslam (99) Information Technology (IT) industry is one of the major areas of human activities. It has rapidly matured in relatively short span of time. More or less every one is taking advantages of IT and those who have yet not integrated IT in their work and life want to. Like any other industry, IT also... ( added 15 days 18 hours ago.) |
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WiMAX Tacking Over World -
M. Aslam (99) In the present era our lives are being dependent on computers and different types of electronic devices that provides us the opportunity to communicate, entertain, and in every aspect of our life. The extensive growth in wireless networks over the last few years look a lot like the rapid growth... ( added 16 days 19 hours ago.) |
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Wireless Shopping with RFID -
Lee Asher (2,232)    Lee Asher  So wireless networking has got rid of your network cables and your USB cables... what can it do next? Well, the answer might surprise you: wireless is going shopping. There is a small army of uses for this technology and many are in use at this very moment. RFID: Electronic Barcodes ... ( added 2 years 172 days ago.) |
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Creating a Wireless Network -
- Olly Fallon (153) Wireless networking allows you to easily share your Internet access as well as printers, and media, very easily without wires. Setting up a wireless network is generally very easy and it is becoming more and more commonplace to do this in your home or small office. The great thing about... ( added 53 days 17 hours ago.) |
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Why Network Documentation Is So Important -
DefendTheNet (382) You may reprint or publish this article free of charge as long as the bylines are included. Original URL (The Web version of the article) Title Why Network Documentation Is So Important Undocumented Networks ------------ I can't tell you how many projects I've worked on in which the... ( added 2 years 148 days ago.) |
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Sharing an Internet Connection over a Wi-Fi Network -
Lee Asher (2,232) Lee Asher Once you've got your wireless network set up, I've no doubt that one of the first things you'll want to do with it is share an Internet connection -- after all, that's why most home users put in a wireless network to begin with. Well, the good news is that Windows has Internet Connection... ( added 2 years 172 days ago.) |
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How Do Wireless Networks Work? -
Lee Asher (2,232) Lee Asher Wireless networks work using radio waves instead of wires to transmit data between computers. That's the simple version. The big advantage of WiFi is its simplicity. You can connect computers anywhere in your home or office without the need for wires. The computers connect to the network... ( added 2 years 172 days ago.) |
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Wireless Encryption and Security Threats -
Lee Asher (2,232) Lee Asher The following are the items most often at risk. * Thieves can steal your sensitive personal and business data. * Harmful viruses and worms can infiltrate your network, even evading your anti-virus software. * Hackers can hijack your Wi-Fi to spam or attack others - and you could be... ( added 2 years 172 days ago.) |
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Maybe You Already Have Wireless and Don't Know It? -
Lee Asher (2,232) Lee Asher More and more laptops and desktop computers are coming pre-equipped with wireless networking devices -- it's so cheap that they might as well put it in, to have another thing to list in the system specifications. It is easy to tell if a desktop computer has wireless enabled. Have a look at... ( added 2 years 174 days ago.) |
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Wired Network Working Into Wireless Access Points -
Lee Asher (2,232) Lee Asher Let's dive into something a little more complex. What if you have a wired network already, and you're quite happy with the way it performs -- you see no point in dismantling it and making it wireless when it works fine as it is. You've got this laptop, though, that you'd really like to use... ( added 2 years 174 days ago.) |
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Networking Structures Explained: Access Point or Ad-hoc? -
Lee Asher (2,232) Lee Asher What happens to many people is that they're just about to purchase some wireless equipment, and then they have a sudden realisation -- they have no idea how their network layout is going to work with a wireless connection. Well, there are a few things you need to think about when you decide... ( added 2 years 184 days ago.) |
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Computer Hacks – Quacks Looking for Cracks -
Rev M Bresciani (1,797)  Rev M Bresciani Who are these people? If they were profiled by the FBI or some law enforcement agency what would the profile look like? What age group would they fall into and what sort of background would they come from? In August of 2003 an 18 year old teen was arrested for springing a version ( added 2 years 205 days ago.) |
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Four Ways To Get Started With Your IT Career - Or Jumpstart It ! -
Chris Bryant CCIE 12933 (12,811)   Many newcomers to the IT field are surprised when they find out it's tougher to get that first job than they thought it would be. I know exactly what that's like. I've had a great career in IT and I'd recommend it to anyone, but I had a tough time breaking in as well. I'd like to share some tips... ( added 2 years 216 days ago.) |
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Breaking Into Information Technology: Tough, But Rewarding -
Chris Bryant CCIE 12933 (12,811) Many newcomers to Information Technology get an overly-optimistic picture of the field from tech school ads that continually make note that "an average MCSE salary is $80.000 a year!". And if someone's thinking of getting into IT and goes on the internet to do some research, they're met with... ( added 2 years 217 days ago.) |
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Cisco CCNA / CCNP Home Lab Tutorial: Buying & Building An Access Server -
Chris Bryant CCIE 12933 (12,811) A Cisco access server is generally the last item a CCNA or CCNP candidate has on their mind when they're putting together a home lab. The thinking tends to be that since this router isn't really doing anything in the production part of your practice lab, it's not really important. Once you... ( added 2 years 238 days ago.) |
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Cisco Routing: "Ip Default-Network" vs. Static Default Routes -
Chris Bryant CCIE 12933 (12,811) One point of confusion for some CCNA and CCNP candidates is the difference between configuring a static default route and using the Cisco routing command ip default-network . At first glance, they appear to do the same thing. Both configure a destination to which packets should be routed if... ( added 2 years 239 days ago.) |
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SMS 101 - Short Message Service Explained -
Jim Sherman (140) Short Message Service (SMS) is a quick and simple way to communicate short messages via mobile phones, handheld devices, and increasingly even landline telephones. Commonly known as text messages, SMSes, or even texts the practice has spread rapidly throughout the world, evident by the fact... ( added 2 years 295 days ago.) |
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48 Articles Total in this category |
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