The web server Our web pages are served by Apache . Our members can accelerate access to popular pages and optimize bandwidth by using the Squid web proxy cache. Members and administrators can access and update information in the database that is relevant to their activities. The mail server Emails to and from PING are processed by our qmail server. The club's mailing lists are run using ezmlm , in its extended form named ezmlm-idx .
Members can create and manage their own mailinglists using a web interface realized with ezmlm-web .
The nameserver for the domain ping.de is implemented using the tinydns program. We provide a DNS resolver for our members using the dnscache program. Both these programs are available in the djbdns package. Further information about djbdns is available at djbdns.org . The radius server Most PING members use dialup connections over normal telephone lines.