We are familiar with VLAN (Virtual LAN) which segments a Layer-2 Network into subnetworks and hence limits the broadcast domain. There is a new (upcoming) IETF draft standard called VxLAN that seeks to replace VLAN in Cloud’s, Data Centers and other such large networks. Let us look at why a new standard might be... »
Botnets – What are botnets, what can they do & how to protect against them
Botnets are automated computer programs that install themselves on many unsuspecting victim machines and launch coordinated attacks against target systems. Spam bot is a type of botnet, but there are other (more vicious) botnets that are deployed for various purposes. In this article, let... »
Advantages of Modular Data Centers – Whole Data Center in a Box!
How would you like your data center to be ready in weeks, instead of months? How would you like your data center to be shipped to you in a single container box, intact with all internal connections, cooling facilities, power routing lines, monitoring facilities... »
Neighbor Discovery Protocol in IPv6 – An Introduction
Neighbor Discovery Protocol in IPv6 is similar to Address Resolution Protocol (ARP) in IPv4. The main purpose of both the protocols is to enable a host (node) to determine... »
Bandwidth Considerations for IP Surveillance Cameras & How to reduce the bandwidth occupied by them
While there are a lot of advantages of IP Surveillance over Analog Surveillance, bandwidth occupied by IP Surveillance Cameras are an important consideration before implementing an IP surveillance project.... »
IPv6 transition – Pros & Cons
The Internet is a complex world. Data requested by the hosts is routed across various networks using an integral component called the Internet protocol address or the IP address.... »
Libre Office needs you – Join the Libre Office Bug hunting session on Dec 28/29
As you might be knowing by now, Libre Office is one of the most popular open source based Office productivity suite. If you need an introduction to Libre Office,... »
Telecommuting technologies that enable people to work from home
Our cities are getting more and more congested because people are becoming more and more greedy. Everyone wants to have a car, and if possible, the biggest gas-guzzling model... »
POE+ (IEEE 802.3at) powers network devices that require higher power
We all know about the POE Standard (IEEE 802.3af). It is used to provide electrical power along with data using the ethernet (cat x) cable that connects to the... »
Fanless Network Switches – Would you need them?
We all know that Network Switches are a bit noisy. This noise mainly comes from the multiple fans that operate from within the network switch, in order to cool... »
How about Solar powered Wireless IP Surveillance Cameras?
There are certain sites where one cannot carry cables, but still wants to monitor using surveillance cameras. Wireless cameras could be used, but they still need to be powered... »
Can Online PHR – Patient Health Records help us manage health info better?
One thing that the fast paced and successful professionals of today have managed to successfully neglect is health! Can Online PHR – Patient Health Records help us get back... »
