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单项选择题Your MPLS implementation is currently using internal backdoor links. What can you do to minimize the impact of having these links?（）

A、use BGP as the CE-PE routing protocol

B、use OSPF as the CE-PE routing protocol

C、use EIGRP as the CE-PE routing protocol

D、use the SP to redistribute routes as external routes for OSPF and EIGRP

E、use route redistribution at each location to ensure external routes are imported into the IGP

  • A

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