This is an old revision of the document!
http://www.888voip.com/rps-redirection-and-provisioning-service-by-yealink/
http://www.888voip.com/downloads/yealink/YealinkRedirectionandProvisioningService(RPS)UserManual-V1.0-ENG.pdf
Yealink RPS is a free service that redirects a Yealink phone to provision itself.
The system works automatically after a vendor registers a MAC address of a new Yealink phone and assigns the proper provisioning server.
Four types of URL are supported: http, https, ftp and tftp.