AEQ
TALENT
69
SIP protocol operation diagram. Phase 1: Registration. Phase 2: Search for the called device in the SIP
server database. Phase 3: Establishment of the connection
This working method, supported by external SIP servers, enables the physical position of a
device to be made independent from its logic identifier and, through the use of the SIP protocol,
makes it unnecessary to know more data regarding the called device than its URI.