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Entries Tagged as 'networking'

How Webcams Work

May 19th, 2011 · No Comments · Electronics Products, Webcams

The Basic Idea Webcams, like most things, range from simple to complex. If you understand the essence of a simple Webcam setup, increasing the complexity is only a matter of adding functionality through software, custom code and/or equipment connections. A simple Webcam setup consists of a digital camera attached to your computer, typically through the [...]

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What Is an IP Address?

October 31st, 2010 · No Comments · Introductions, Networking

It is a default private IP for various NAT/network devices such as routers. In order to resolve the issue of shortage of IP to be used on the Internet, these IP addresses were devised. RFC 1918 defines the ranges of the private IP. An IP, where IP stands for Internet Protocol, is a numeric identification [...]

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Wireless Network Monitor – The Promiscuous Mode

October 19th, 2010 · No Comments · Networking

The Promiscuous mode is a specific receive mode for network-technology devices such as wireless network cards. It is normally used for packet sniffing and bridged network for hardware virtualization. The frames include the MAC (Media Access Control) address of the hardware. In this mode the device submits all incoming traffic to the network interface and [...]

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How to Ensure the Safety of Your Computer System When Surfing the Internet

August 7th, 2010 · No Comments · How To Keep Secure

Many people are not aware that when they are surfing the internet, they run the risk of inviting malware and virus into their computer system. It is not difficult to create these harmful software to destroy people’s computer system and there is nothing you can do to stop them. However, what you can do is [...]

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What is TCP/IP?

June 28th, 2010 · No Comments · Introductions, Networking

Connection to the Internet these days has become so easy and user-friendly that we tend to forget the technical aspects of things like page loads and file downloads. Such operations still take place, even though the average user doesn’t give them a second thought. One such overlooked set of operations is TCP/IP. This often used [...]

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SSID

June 24th, 2010 · No Comments · Networking

The SSID (Service Set IDentifier) is a token which identifies a 802.11 (Wi-Fi) network. The SSID is a secret key which is set by the wireless network administrator. You must know the SSID to connect to a 802.11 wireless network. However, the SSID can be discovered by network sniffing/scanning. By default, the SSID is part [...]

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Network Access Control

May 18th, 2010 · No Comments · Introductions, Networking

Network access control or NAC is one of the strategies that is employed to enhance the security protocols associated with a private or proprietary network. This is accomplished by setting restrictions on the ability to access various programs and functions that are available on the network. The creation of the authorizations required to allow access [...]

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Understanding Firewalls

April 30th, 2010 · No Comments · Introductions, Networking

Understanding Firewalls When anyone or anything can access your computer at any time, your computer is more susceptible to being attacked. You can restrict outside access to your computer and the information on it with a firewall. What do firewalls do? Firewalls provide protection against outside attackers by shielding your computer or network from malicious [...]

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