Protocol Analysis WCNA Actual Free Exam Questions & Community Discussion
Wireshark can be used to capture, reassemble and playback encrypted VoIP conversations.
Correct Answer: A
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By default, Wireshark will only dissect port 443 traffic as SSL/TLS traffic. If you are using another port for SSL/TLS communications, you must add that port number in the HTTP preferences setting for SSL/TLS ports.
Correct Answer: A
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Applications may override the default port value defined in the TCP/IP stack services file.
Correct Answer: A
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The ip.addr != 10.2.4.1 display filter shows all packets except ones that contain the address 10.2.4.1 in the source or destination IP address fields.
Correct Answer: B
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During an ideal data transfer process, the TCP Time-Sequence graph plot points should run from the lower left corner to the upper rightcorner in a diagonal line of i-bars.
Correct Answer: A
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The capture filter syntax for all FTPcommand and data channel traffic is tcp port 21.
Correct Answer: B
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If a DHCP client does not receive an acknowledgment before the expiration of the rebinding time, the DHCP client must release its IP address and send a DHCP broadcast tolocate a DHCP server or Relay Agent.
Correct Answer: A
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