Reconfigurando o Exim4 através do aplicativo exim4-config
/usr/bin/perl -w /usr/sbin/dpkg-reconfigure --default-priority exim4-config
/usr/bin/perl -w /usr/sbin/dpkg-reconfigure --default-priority exim4-config
/usr/bin/perl -w /usr/sbin/dpkg-reconfigure --default-priority exim4-config