Huawei
H12-311_V3.0 · Question #489
H12-311_V3.0 Question #489: Real Exam Question with Answer & Explanation
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Question
The Int-Serv model provides users with end-to-end absolute QoS guarantees, but the reason for the lack of successful large-scale commercial use is.
Options
- ALimited bandwidth reservation
- BLow forwarding efficiency
- CPoor scalability
- DNot conducive to traffic regulation
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