QUESTION: 317

IGMP SSMMapping is bound to multicast through a static multicast source, so that members of IGMPv1 and IGMP2 can also access the SSM multicast network. The following statement about IGMPSSMMapping is wrong?( Radio).

The multicast address of the SSM is 232000~232255255255
IGMP SSM Mapping does not process reporting messages from IGMPv3 In order to ensure that the same network segment runs any version
IGMP hosts can make SSM services run IGMPv3 on the multicast router socket connected to the network segment where the member host is located
If the IGMP SSM Mapping feature is not enabled, neither IGMPv1 nor IGMPv2 supports multicast for deploying SSM modules

Answer(s): B

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QUESTION: 318

The following statement about the BFD one-arm echo function is correct (multiple choice).

The BFD one-arm echo function must be configured with local identifiers and carrier identifiers
The default destination IP address for the protocol message for BFD one-arm echo is 22400184
After the BFD one-arm echo function is turned on, the destination IP and source IP of the BFD message are inducted
BFD One-Arm Echo function is suitable for scenarios where one device supports BDD and the other device does not support

Answer(s): C,D

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