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SNS Essentials

“Amazon Simple Notification Service (Amazon SNS) is a web service that coordinates and manages the delivery or sending of messages to subscribing endpoints or clients. In Amazon SNS, there are two types of clients—publishers and subscribers—also referred to as...

EC2 Essentials

“Amazon Elastic Compute Cloud (Amazon EC2) provides scalable computing capacity in the Amazon Web Services (AWS) cloud. Using Amazon EC2 eliminates your need to invest in hardware up front, so you can deploy and deploy applications faster. You can use amazon EC2...

Amazon Virtual Private Cloud (VPC)

Amazon VPC: What is a Virtual Private Cloud? A VPC resembles: Private data centers Private corporate networks Private Network Private and Public subnets Scalable infrastructure Ability to extend corporate/home network to the cloud as if it were part of your network...

CIDR Notation

A system called Classless Inter-Domain Routing, or CIDR, was developed as an alternative to traditional subnetting. The idea is that you can add a specification in the IP address itself as to the number of significant bits that make up the routing or networking...

Understanding IP Addresses

Every location or device on a network must be addressable. This is simply a term that means that it can be reached by referencing its designation under a predefined system of addresses. In the normal TCP/IP model of network layering, this is handled on a few different...