I forgot to mention: You can get Debian-Packages from http://michael.stapelberg.de/Debian/ for etch and lenny. Direct links to the packages are: http://michael.stapelberg.de/Debian/pool/main/m/mxallowd/mxallowd_1.3_amd64.deb http://michael.stapelberg.de/Debian/pool/main/m/mxallowd/mxallowd_1.3_i386.deb