Amazon EC2 speed and latency from Australia

· AWS, Tech

I recently had a requirement to provision an application within Amazon EC2. The web based application was going to be accessed primarily by Australian users, and as a result I wanted to know which of Amazon’s 7 public regions would be likely to provide the lowest latency for users accessing the application.

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Amazon EC2 speed and latency from Australia

F5 BIG-IP health checks and HTTP errors

· Tech

When a web site or application becomes too large to run on a single server, it’s frequently placed on multiple servers with a load balancer in front of them to spread the load and also to remove faulty servers from the pool.

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F5 BIG-IP health checks and HTTP errors

The insecurity of security questions

· Tech

This morning I discovered that one of my favourite bands had released a new album. As a loyal fan looking for some new music to listen to on a Friday in the office, I promptly clicked “Buy Album”.

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The insecurity of security questions

Clearing the local DNS cache on OS X Lion

· Tech

As someone who works in the hosted services industry, I frequently need to access web sites or other systems that are in the midst of a DNS change.

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Clearing the local DNS cache on OS X Lion

Last week at World Hosting Days in Germany, Parallels announced the preview of the latest version of their hosting control panel – Parallels Plesk 11. This week the preview was made available for service providers to download and evaluate.

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Hosted Exchange – Undeliverable Mail

· Tech

I’ve installed and configured Microsoft Exchange numerous times before, however I recently had a requirement to install Microsoft Exchange 2010 SP1 in Hosting mode for a client. Exchange hosting mode is designed for those who provide Exchange hosting services to multiple tenants or organisations within the one platform, and is the successor to Microsoft Hosted Messaging and Collaboration (HMC).

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Hosted Exchange – Undeliverable Mail

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