====== Ubuntu - Email - Generate Postfix mail graphs with Couriergraph and rrdtool ======
**Mailgraph** is a very simple mail statistics RRDtool frontend for Postfix and Sendmail that produces daily, weekly, monthly and yearly graphs of received/sent and bounced/rejected mail.
Assuming you already have Postfix and Apache installed, just install these packages:
sudo apt install rrdtool mailgraph
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Navigate to this location to view the graphs:
http://yourserver/cgi-bin/mailgraph.cgi