300-510 · Question #293
300-510 Question #293: Real Exam Question with Answer & Explanation
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Question
Refer to the exhibit. A network engineer is troubleshooting PIM-SM multicast that connects to multiple domains using MSDP. All BGP neighbors are up. and the devices are able to reach each other. An additional interface was configured on Router 2 for future use. However, the logs indicate that RPF checks are failing on all of the MSDP-enabled routers. Which action resolves this problem?
Options
- AEnable TCP port 639 for MSDP between the routers.
- BChange the MSDP peer address on all the MSDP routers to the multicast address and join the
- CChange the MSDP peer address on each MSDP-enabled router to match the MBGP peer address
- DEnable UDP port 639 for MSDP between the routers.
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