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Backup, wait a minute…

So in my earlier Getting started with Amazon Web Services post, I had laid out my 2-tier VPC solution that setup a Public and Private tier of subnets across three Availability Zones. I’d also mentioned that the subnets could make use of the Fn::Cidr function to simplify the CIDR block assignments within your CloudFormation template …

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Getting started with Amazon Web Services

When starting to operate in Amazon Web Services (AWS) you have to decide whether to utilize the Default Virtual Private Cloud (VPC) or define your own VPC. The Default VPC typically sets itself up using the 172.31.0.0/16 CIDR block and a single tier of available subnets in all Availability Zones (AZ) with the region. This …

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Rolling out a new mail server – part 2

If you’re not going to try running this under AWS then you can pretty much skip on ahead to the rest of the configuration. So the obvious place to start is in setting up the EC2 instance. If you just want to test this out a t1.micro instance is plenty big enough and the on-demand …

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