You are a help desk support technician at a retail department store and you receive a call from a manager in the administrative offices. He complains that the performance of his 802.11g notebook computer decreases several times throughout the day. Upon visiting the customer, you realize several people are performing inventory using 802.11b barcode scanners in the adjacent room. What is most likely the cause of the poor performance for the manager's notebook computer?

ERP protection

Explanation:

Ethernet Ring Protection, or ERP, is an attempt at ITU-T under the G. 8032 Recommendation to offer sub-50ms recovery and protection switching for Ethernet traffic in a ring like topology and at the same time making sure that there loops are not formed at the Ethernet layer. G.

In recent times Ethernet Ring Protection (ERP) has emerged to offer protection switching for Ethernet ring topologies with sub-50 ms failover facilities.

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