The SIP handles what functions? A.) establishes a call through the network. B) tears down a call through the network C) rings the phone D) applies features to the line. E) converts the IP signal into a G.711 flow. F.) a, b, and c G.) a and b H.) a, b, c, and e I.) all of the above Solution sip has main five functions: session initiation protocal 1. User location 2.User availibilty 3 User capabilities 4 session setup 5 session management so sip provides five function it uses layered approach sip used for real timetransport protocal .it is used for delivering voice and video over IPnetwork This type of server does not store any information of a call transactios. so sip has above questioN answer is : (I )ALL OF THE ABOVE.