qmHandle is a handy tool to aid in administering the queue on qmail enabled servers.

Get and install qmHandle

wget http://ns.nywtc.co.uk/qmHandle && chmod +x qmHandle && cp -a qmHandle /usr/local/bin/

Get and replace existing qmHandle

wget http://ns.nywtc.co.uk/qmHandle && chmod +x qmHandle && cp qmHandle `which qmHandle`

Usage is simple. After installing, just issue qmHandle without any arguments and you will be presented with a list of options.