Anycast is an addressing mode in computer networks, where you can connect to a single computer from an an entire group of computers. It answers to the one who has the shortest route. Anycast is realized by a distribution of several similar servers on physically separate IP networks. How Anycast works In practice, anycast is often installed on every continent and in every country in … [Read more...]
Internet
Description and explanation of different terminologies used in web and Internet.
HTTP Caching and Methods for the Cache Control
HTTP Caching is a technical approach in Hypertext Transfer Protocol (HTTP) based on certain criteria in a cache to cache resources including documents, images, files, to avoid the unnecessary data transfer, server requests and to reduce access time. In the HTTP standard tags are defined on the caching proxy and the client level (browser cache) support. HTTP Caching is a technique to reduce … [Read more...]
Intranet : A Brief Details
Intranet originated from Latin "Intra" means "within" and the English part net for "network". Intranet unlike the Internet is not public and uses leased lines. In contrast to Local Area Network and Global Area Network, intranet is not the spatial extent of a computer network, but the (limited) extent of its user population.In general, the participants using an intranet has the login system, which … [Read more...]
IPv6 : Internet Protocol version 6 in Brief
Internet Protocol version 6 (IPv6), also known as Internet Protocol next generation IPnG in short, is a standardized method for transmitting data in packet networks, especially the Internet. In these IPv6 networks, the data is sent in packets, in which after a layer model control information of various network protocols can be transferred. IPv6 is a network layer protocol (layer 3 of the OSI … [Read more...]
Mail Server, POP3, IMAP and SMTP
Mail Server, POP3, IMAP and SMTP are related to e-mail and e-mail delivery system. A mail server is a network application located on a server on the Internet whose function is similar to postal mail but in this case the mail (sometimes called messages) are circulated, they do so through data transmission networks and unlike postal mail, hereby can only send attached files of any length to the … [Read more...]
Linux Commands and UNIX Commands for Server : The Ultimate List
Linux Commands and UNIX Commands for Server are very useful for Administration and Management of Web Server. We have compiled the list from various Text Books. Just like in our guide, Install WordPress on Rackspace Cloud Server we have used several basic, advanced and some typical shortcuts of Linux Commands and UNIX Commands. Linux Commands and UNIX Commands are basic and the quality of web … [Read more...]
Apache HTTP Server Basics
Apache HTTP Server is an open source and free product of the Apache Software Foundation and is the most widely used Web server on the Internet. Apache is among the LAMP software bundle - Linux, Apache, MySQL, PHP - needed by most of the primarily PHP based CMS, like WordPress. If you read this article on how to Install WordPress on Rackspace Cloud Server, you will notice we have installed Apache … [Read more...]
Wikipedia : The Wrongly Self Labeled Encyclopedia
Lately a good wave from various columnists and educators is highlighting the dubious nature of Wikipedia along with its trustfulness of information on the topics which, the name and real identity of the real author is never been verified. Important points raised against Wikipedia Wikipedia Review itself has a huge collection of opinion, nicely compiled by Gomi, on January 1, 2008. … [Read more...]
DNS Propagation : What it is and Free Tools to Check DNS Propagation
DNS Propagation is a process that replicates the intermediate locations distributed throughout the world while a domain is registered or name-server is changed. Before understanding DNS Propagation, you can read the basics of Domain Name System (DNS) and Name Server (NS). There are many theoretical and technical things related to DNS Propagation, but we will not go very deeper on DNS Propagation, … [Read more...]
Pinterest : How To Leverage Your Business Presence
Pinterest is a new social photo sharing with default integration with Twitter and Facebook. You can leverage your online presence with Pinterest with our tips. Time magazine has marked Pinterest among 50 Best Websites of 2011. With high SERP, definitely Pinterest is another great tool for designers, bloggers, photograhers, guide writers and product sellers. How Pinterest works The … [Read more...]
URI and URL : Uniform resource locator and Uniform Resource Identifier
URI and URL are often interchangeably used. However, technically there are some differences between Uniform resource locator and Uniform Resource Identifier. In this article, we will briefly discuss on both URI and URL. URI or Uniform Resource Identifiers URI or Uniform Resource Identifiers is basically the broader terminology to cover other conceptual models operated on the … [Read more...]