VoIP is voice transmission over a broadband Internet connection instead of a standard phone line.
Example : Vonage. Vonage converts your voice into data and sends it like an email.
Archive for the ‘Tech’ Category
What is WHOIS Search/Lookup ?
WHOIS search/lookup provides domain name registration information such as owner of a domain name, an IP address, domain expiration date, domain created date, DNS, name server etc., WHOIS clients uses WHOIS protocol to connect to a WHOIS server and to perform lookups. By default WHOIS runs on TCP port 43.
What is Internet Tethering ?
Internet Tethering is a process of using mobile device to gain internet access on another device. For example you can connect your laptop or PDA to iphone to gain internet access via USB or Bluetooth, using mobile phone as a modem.
Basic idea is that you can hook your device (laptop) to the phone device, so your internet enabled phone can be used as a wireless modem.
Difference between Public and Private clouds
Cloud computing relies on sharing hardware and software resources over a network rather than on local servers or personal devices.
Difference between Public vs. Private clouds
A public cloud is offered as a service via web applications/web services( usually over an Internet connection). Private cloud and internal cloud are deployed inside the firewall and managed by the user organization.
Difference : Cloud Computing vs Grid Computing
Want know the difference between Cloud Computing and Grid Computing? and real world examples of Cloud and Grid Computing.
Cloud computing
Cloud computing is the use of a 3rd party service(Web Services) to perform computing needs. Here Cloud depicts Internet . With cloud computing, companies can scale up to massive capacities in an instant without having to invest in new infrastructure. Cloud computing is benefit to small and medium-sized businesses. Basically consumers use what they need on the Internet and pay only for what they use.
Microsoft Outlook – Phishing Attack
Have you ever popped up with phishing e-mail in your Microsoft outlook inbox that attempts to steal login and password ? Beware,
Trend Micro warns phishing attackers are targeting Microsoft Outlook Users. Outlook user will receive phishing email that will ask the user to re-configure their Microsoft Outlook, upon clicking the link control will lead to a phishing website. Phishing is a form of identity theft.