Over at ONLamp, David Ky describes how to setup Mailgraph.
Mailgraph is a
great tool for monitoring your mail servers. It generates graphs showing how
many messages are passing through your servers as well as the number of spam
and viruses blocked. Here's a sample graph:
David didn't mention that there are Debian packages for Mailgraph. I've also modified it to work with Exim log files. The Mailgraph for Exim packages are available from the Postica site.
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