Question: a. Is SIP a signaling protocol or a transport protocol? 20a.) SIP is a ________ protocol for VoIP. a. Signaling b. Transport c. Both A

a. Is SIP a signaling protocol or a transport protocol?

20a.) SIP is a ________ protocol for VoIP.

a. Signaling

b. Transport

c. Both A and B

d. Neither A nor B


b. Describe how SIP initiates a communication session.

20b.) The SIP invite is transmitted to the ________.

a. Called party's SIP proxy server

b. Called party's VoIP phone or computer

c. Both A and B

d. Neither A nor B

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