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4A0-103 · Question #232
4A0-103 Question #232: Real Exam Question with Answer & Explanation
The correct answer is C. LSP-1 will stay on R1-R2-R4-R6 because there is enough bandwidth on the existing path.. See the full explanation below for the reasoning.
Question
Click on the exhibit. Initially, all links along the path R1-R2-R4-R6 have 400Mbps unreserved bandwidth and all links along the path R1-R3-R5-R6 have 800Mbps unreserved bandwidth. Shared Explicit reservation style is used and Make-Before-Break is enabled. Both fully loose LSPs have been signaled as shown. Later, the configured bandwidth for LSP-1 is changed to 400Mbps. Which of the following is TRUE?
Exhibit
Options
- AAfter a new path for LSP-1 is established on R1-R3-R5-R6, the old path is torn down.
- BAfter the old path for LSP-1 is torn down, the new path is established on R1-R3-R5-R6.
- CLSP-1 will stay on R1-R2-R4-R6 because there is enough bandwidth on the existing path.
- DLSP-1 will be torn down because CSPF fails to find a new path.
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