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?
A.
tag-rewrite on the ingress and egress PE router
B.
interworking IP configuration on the last PE router before label disposition
C.
nonrouted interworking setup to properly translate only the Layer 2 information from the AC
D.
interworking IP configuration on both the AC terminations on the PEs
This is a type of interworking known as ATM-to-Ethernet--Routed Interworking. In this kind of interworking, the configuration is done on both the ATM PE and Ethernet PE.
search for this in the reference: To perform routed interworking, both the ATM PE router and Ethernet PE router must be configured.
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