VPN Solutions and Key Features
A VPN supplies network connectivity over a possibly long physical distance. In this respect, a VPN is a form of Wide Area Network (WAN). VPNs enable file sharing, video conferencing and similar network services. Virtual private networks generally don’t provide any new functionality that isn’t already offered through alternative mechanisms, but […]
Networks
Archived Posts from this Category
Thu 30 Aug 2007
Thu 23 Aug 2007
At the enterprise level, wireless scalability takes on a whole new meaning. Centralized management for multiple access points and new topologies allow you to extend the WLAN across even the largest organization.
About a year ago, this column took a look at popular wireless technologies–802.11a, b and g–from the standpoint of scalability. We examined how such […]
Sat 11 Aug 2007
Most wireless NICs and access points include support for WEP to encrypt data as it flies through the air. When it comes down to it, WEP isn’t very secure. Here’s how you can add security by using WPA.
802.11 wireless technologies have transformed computer networking, allowing portable computer users to roam freely and remain connected and […]
Fri 3 Aug 2007
A wireless network uses radio waves, just like cell phones, televisions and radios do. In fact, communication across a wireless network is a lot like two-way radio communication. Here’s what happens:
A computer’s wireless adapter translates data into a radio signal and transmits it using an antenna.
A wireless router receives the signal and decodes it. It […]
Wed 4 Jul 2007
Home automation is becoming more popular in new homes–smart homes, they are often dubbed–but people in older homes may also want to add elements of home automation as well. PC-based home automation is one of the easiest ways to get started. Many of the software applications out there offer a range of features and room […]
Wed 23 May 2007
Is it OK to borrow someone else’s wireless network without their permission? And how do you stop others doing the same to you?
I am faced with a modern ethical conundrum. My flat is very long and thin and, frustratingly, my wireless network does not extend from the office at the back to the lounge at […]
Wed 4 Apr 2007
Houston and many other communities are talking about “Wi-Fi.” What is it and how will it affect us? Is it all good, all bad, or somewhere in between?
According to the Wikipedia, “Wi-Fi is a brand originally licensed by the Wi-Fi Alliance to describe the underlying technology of wireless local area networks … based on … […]
