How does ERS use the VLAN tag?()

A . to provide service internetworking B . to support transparency for Layer 2 frames C . as a connection identifier to indicate destination D . as a mapping to the DLCI in service internetworking E . to provide a trunk by which all VLANs can navigate from one site to one or multiple site

时间:2022-11-01 16:56:24 所属题库:CCDP(642-873)题库

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