What is a characteristic of Layer 3 MPLS VPNs? A. traffic engineering capabilities provide QoS and SLAs. B. traffic engineering supports multiple IGP instances. C. LSP signaling requires the use of unnumbered IP links for traffic engineering. D. Authentication is performed by using digital certificates or preshared keys. Correct Answer: A This question is in 300-410 exam For getting CCNP Enterprise Certificate
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