QUESTION: 221

A network administrator plans to migrate IGMPv2 to IGMPv3 on the multicast network. What advantages does IGMPv3 have over IGMPv2?

IGMPv3 deletes suppression of IGMPv3 Membership Report messages
IGMPv3 deletes the function of matching all sources through wildcard belong to specific multicast group
IGMPv3 enables a host to join a specified multicast group that excludes a specified multicast source
IGMPv3 adds Request-to-Send and Clear-to-Send messages between source and local IGMP queries
IGMPv3 enables a host to join a specified multicast group that includes a specified multicast source

Answer(s): E

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QUESTION: 222

To deploy multicast video applications on your private internal network, you need to use private multicast IP addresses on the network. Which range of IP addresses can be used?

226.0.0.0 – 226.255.255.255
241.0.0.0 – 241.255.255.255
224.0.0.0 – 224.255.255.255
239.0.0.0 – 239.255.255.255
240.0.0.0 – 254.255.255.255

Answer(s): D

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QUESTION: 223

Which of the following statements regarding Security Association (SA) in IPsec is false?

An IPsec VPN connection can be established only when the bidirectional SA exists between IPsec peers
An SA is identified by three parameters: security parameter index (SPI), destination IP address, and security protocol ID (AH or ESP)
You can run the display ipsec sa command to view the encryption algorithm used and traffic of interest between IPsec peers
IPsec can only use symmetric encryption algorithms to encrypt and decrypt data

Answer(s): D

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As shown in the figure, the routers load balances the traffic between Branch network 1 and Branch network 2. In this case, URPF in loose mode must be configured on a physical interface to defend against attacks using spoofed source IP addresses.

TRUE
FALSE

Answer(s): A

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QUESTION: 221

QUESTION: 222

QUESTION: 223

QUESTION: 224