system environment/daemons
- mod_auth_external - Basic authentication for the Apache web server using an external program
 - mod_fastcgi - Apache module that enables FastCGI
 - qpsmtpd-apache - mod_perl-2 connection handler for qpsmtpd
 - ulogd-mysql - MySQL output plugin for ulogd
 - ulogd-pcap - PCAP output plugin for ulogd
 - ulogd-pgsql - PostgreSQL output plugin for ulogd
 - xl2tpd - Layer 2 Tunnelling Protocol Daemon (RFC 2661)