Like the public switched telephone network, VoIP technology is a closed system.
Correct Answer:
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Q66: SIP Identity protocols _.
A) ensure that traffic
Q67: A PSTN gateway translates between a VoIP
Q68: SIP proxy servers are used in _.
A)
Q69: Signaling is the carriage of voice between
Q70: Eavesdropping can be thwarted by encrypting _.
A)
Q72: Spam over VoIP is called _.
A) VAM
B)
Q73: RTP stands for _.
A) Real Transfer Protocol
B)
Q74: DoS attacks against VoIP can be successful
Q75: SIP identity protocols are common on IP
Q76: SPIT is where the attacker uses the
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