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Of particular interest are the Management Service and the Name Service which can both provide management information to connected devices such as the Cisco MDS 9000 Family switches . Service Layer OAM also provides mechanisms to support the performance monitoring of a service and enable the customer-edge device to request and receive status from the Ethernet network using E-LMI . Tari Pittenger is the Graduate Secretary for FNRM . The switches are designed to be used outside the wiring closet in the end-user workspace , and feature a durable metal shell , no fan for silent operation , easy wall or under-the-desk mounting , a security lock slot to prevent theft , and an available cable guard to secure the Ethernet cables and switch .