WCNA exam

The performance of Wireshark capture is directly proportional to size of the packets.A . True B. FalseView AnswerAnswer: A

Which IP addresses are routed on the internet?A . Private IP address B. Public IP address C. loopback address D. None of the aboveView AnswerAnswer: B

What is the role of RTP protocol?A . Carries signaling packets B. Carries user packets C. Initiates session between two endpoints D. Controls multimedia communication sessionsView AnswerAnswer: B

Layer 4 port for RTP is fixedA . True B. FalseView AnswerAnswer: B

What does Type 5 indicate in below image? A . Echo Reply B. Destination Unreachable C. Redirect D. Alternate Host AddressView AnswerAnswer: C

Where we can find URI for a VoIP call?A . SIP Packets B. RTP Packets C. SDP Packets D. STUN PacketsView AnswerAnswer: A

Mark the capture filter for HTTP trafficA . http B. tcp.port == 80 C. udpport ==80 D. tcp port httpView AnswerAnswer: D

Which of the following is not a part of Wireshark's command line tools?A . DXCap B. Capinfos C. Dumpcap D. EditcapView AnswerAnswer: A

Session Description Protocol belongs to which layer?A . Network Layer B. Application Layer C. Presentation Layer D. Transport LayerView AnswerAnswer: B

Choose a correct filter expression to filter packets with source port 21 for below image A . udpsrcport ==21 B. tcpsrcport = 21 C. udpdst port == 21 D. tcp.srcport == 21View AnswerAnswer: D