试题详情
- 单项选择题Which technology is an example of the need for a designer to clearly define features and designedperformance when designing advanced WAN services with a service provider？（）
A、 FHRP to remote branches.
B、 Layer 3 MPLS VPNs routing.
C、 Control protocols （for example Spanning Tree Protocol） for a Layer 3 MPLS service.
D、 Intrusion prevention， QoS， and stateful firewall support network wide.
- B
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