Câu 13: 300-515: Implementing Cisco Service Provider VPN Services (SPVI)

While troubleshooting an AToM L2VPN service, a network consultant notices that the AC Layer 2 encapsulations are different. Which action should the consultant take in order to make the MPLS L2VPN work?

1. A. tag-rewrite on the ingress and egress PE router
2. B. interworking IP configuration on the last PE router before label disposition
3. C. nonrouted interworking setup to properly translate only the Layer 2 information from the AC
4. D. interworking IP configuration on both the AC terminations on the PEs — đáp án hiện tại