The _________ connects different physical networks in order to provide end-to-end connectivity.
A) softphone
B) IP PBX
C) media gateway
D) SIP
Correct Answer:
Verified
Q9: SIP is based on an HTTP-like request/response
Q10: The requirements of real-time traffic differ from
Q11: _ is the determination of the willingness
Q12: The Payload Type field identifies the media
Q13: An application-level firewall may prevent the forwarding
Q15: A VoIP system is usually cheaper to
Q16: _ is a desirable property for real-time
Q17: A user agent server issues SIP requests.
Q18: SIP can support any type of single
Q19: The heart of the call placement process
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