| Machine | Software | Service |
| Ltnb0 | samba | Windows file sharing |
| Printing | ||
| User authentication for squid | ||
| Time synchronization | ||
| LPRng | Printing | |
| Pdf Converter | ||
| Apache | Web hosting | |
| Mail delivery | ||
| Web browsing (Stores proxy configuration) | ||
| Sendmail | Mail delivery | |
| Imapd | ||
| Imp (written in PHP) | ||
| NIS/YP | Unix filesharing | |
| NFS | ||
| XNTPD | Time synchronization | |
| Quota | Disk usage monitoring/control | |
| Dhcpd | Windows networking | |
| Userd (written in Perl) | User administration | |
| Webmin (written in Perl) | Manages services installed on Ltnb0 | |
| User administration | ||
| Ssh ® | Remote shell access | |
| Ltnb10 (Ns) | DNS | Name resolution |
| Web browsing | ||
| Web hosting | ||
| Mail delivery | ||
| Ipchains | Firewalling/Packet filtering | |
| Web browsing | ||
| Squid | Web browsing | |
| I4l | Dialin networking | |
| Backup sendmail server | Mail delivery | |
| Webmin 10 (written in Perl) | Manages services installed on Ltnb10 | |
| Ssh ® | Remote shell access | |
| Telco1 | Mgetty | Dialin networking |
| Pppd |