Fight Spam: ASSP (Anti-Spam SMTP Proxy) On CentOS 5.4

The Anti-Spam SMTP Proxy (ASSP) server project is an Open Source, Perl based, platform-independent transparent SMTP proxy server that leverages numerous methodologies and technologies to both rigidly and adaptively identify e-mail spam. ASSP is easy to set up because it requires only minor changes to the configuration of your your Mail Transfer Agent.

Also please read the ASSP documentation

Preliminary Note

In this tutorial I use a base 32 bit server install with the hostname with the IP address These settings might differ for you, so you have to replace them where appropriate.

Adjust any package names if installing the EL4 or 64 bit packages. If any dependencies are unsatisfied, install the required packages and retry
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Subversion: Failed to get lock on destination repository

In the event that your Subversion server was powered down incorrectly or just crashed during one of its subversion mirror synchronizations you might end up with a lock on the destination repository.

This basic tutorial will help you to remove the lock and continue with your synchronizations.

Below is the output from the svnsync showed this:

To remove the lock you’ll need to do the following: