Huawei
H12-891_V1.0 · Question #308
After the RPT tree is established, what is the wrong description about SPT switching?
The correct answer is B. After the SPT switch is completed, multicast traffic still passes through the RPT tree. See the full explanation below for the reasoning.
Advanced IP Routing and Multicast
Question
After the RPT tree is established, what is the wrong description about SPT switching?
Options
- AAll multicast traffic passes through the RP router, and the RP router may become a bottleneck for
- BAfter the SPT switch is completed, multicast traffic still passes through the RPT tree.
- CSPT has the shortest path and better forwarding performance
- DThe RPT tree may not be the optimal path for multicast traffic forwarding.
How the community answered
(25 responses)- A16% (4)
- B76% (19)
- C4% (1)
- D4% (1)
Topics
#PIM-SM#RPT tree#SPT switching#multicast routing
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