Upgrading Elgg Version

Every few months Elgg.org releases a new version of Elgg with new with important security enhancements and other features. It is important to upgrade to a new version in order to protect your networks and servers.

In this blog post I am going to walk you through in upgrading Elgg to the latest version.

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How to enable gZip on IIS7

Static and Dynamic Compression in IIS7
(via Remote IIS Manager)

Static Compression
This is used to provide file types that do not typically change, included but not limited to *.txt, *.css etc..

Dynamic Compression
This compression refer to the way it is distributed rather than the content type; using dynamic compression means that the compressed content is being generated each time, consuming server CPU and resources. This is used to provide for example pages that changes often such as ASP files.

Also check Deflate RFC and gZip RFC documentation.

How to install the proper compression
HTTP compression is usually available on the default installation of IIS 7. However, only static compression is installed by default. To install static or dynamic compression, use the following steps.

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