Which mechanism can you use to achieve sub-second failover for link failure detection when a switched Ethernet media is used and loss of signal is not supported by the link provider?()

A . OSPF standard hellos B . Cisco Discovery Protocol link detection C . Bidirectional Forwarding Detection D . Fast Link Pulse E . autonegotiatio

时间:2022-09-04 02:36:34 所属题库:CCIE系列认证综合练习题库

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