A system and method are provided for managing diagnostic and performance information for communications system terminal endpoints (TEs) communicating over an Internet Protocol (IP) network. The TEs communicate by transmissions that are voice, modem, facsimile, video, data transmissions, or the like....http://www.google.es/patents/US7120122?utm_source=gb-gplus-sharePatente US7120122 - System and method for diagnostic supervision of internet transmissions with quality of service control
System and method for diagnostic supervision of internet transmissions with ...