300-540 · Question #63
Refer to the exhibit. An engineer must design a solution that creates a low-latency slice based on a link latency measurement by using the MPLS performance measurement. The solution must create a secu
The correct answer is A. Segment routing. The requirements in the scenario match the capabilities of Segment Routing (SR-MPLS) combined with MPLS Performance Measurement (MPM): 1. Low-latency slice creation Segment Routing allows deterministic paths using: SR-TE (Traffic Engineering) Colored or intent-based policies Path
Question
Refer to the exhibit. An engineer must design a solution that creates a low-latency slice based on a link latency measurement by using the MPLS performance measurement. The solution must create a secure slice that minimizes transport costs and meets transport SLAs beyond best effort. What must be used?
Exhibit
Options
- ASegment routing
- BIPsec VPN
- CAWS Direct Connect
- DTransit VPC for AWS
How the community answered
(39 responses)- A82% (32)
- B5% (2)
- C3% (1)
- D10% (4)
Explanation
The requirements in the scenario match the capabilities of Segment Routing (SR-MPLS) combined with MPLS Performance Measurement (MPM): 1. Low-latency slice creation Segment Routing allows deterministic paths using: SR-TE (Traffic Engineering) Colored or intent-based policies Path selection based on link latency, loss, bandwidth, or utilization MPLS Performance Measurement supplies real-time data such as: Round-trip delay This allows SR-TE to compute paths with minimum latency. 2. Secure slice with minimized transport cost Segment Routing supports: Slicing through SR Policies Steering encrypted traffic (IPsec/GETVPN) through specific SR tunnels Traffic separation without requiring additional MPLS LSP state in the core Optimizing transport cost via constraint-based TE 3. Transport SLA enforcement beyond best effort SR-TE + MPM provides: SLA-aware intent routing Guaranteed performance paths Automatic re-optimization if links violate latency or loss SLAs
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