Which two reasons to deploy UDLD on a switch are true? (Choose two.)

A. It can interact with Layer 2 mechanisms to monitor the status of physical links

B. It can prevent forwarding loops that result from unidirectional links.

C. It can interact with Layer 1 mechanisms to monitor the status of physical links

D. It can replace the Cisco Discovery Protocol

E. It can replace spanning tree






 

Suggested Answer: BC

Reference:
https://www.cisco.com/c/en/us/support/docs/lan-switching/spanning-tree-protocol/10591-77.html

This question is in 300-115 Implementing Cisco IP Switched Networks (SWITCH) Exam
For getting Cisco Certified Network Professional (CCNP) Routing and Switching Certificate





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