&tde-authors; &tde-release-version; Reviewed: &tde-release-date; &tde-copyright-date; &tde-team; This handbook describes the zeroconf protocol. TDE zeroconf protocol The zeroconf protocol is used in network device discovery, commonly known as DNS Service Discovery (DNSSD). To be useful &tde; must be compiled with zeroconf support. Typically that means installing the avahi service before compiling &tde;. DNS-SD is defined in RFC 6763.