On switch R1 you issue the "udld enable" global command. What does this command accomplish? ()
- A Enables all fiber-optic LAN ports for Unidirectional LINK Detection (UDLD)
- B Enables all copper media LAN ports Unidirectional Link Detection (UDLD)
- C Overrides the default UDLS setting for all ports
- D Globally enables all ports on the device for Unidirectional Link Detection (UDLS)
- E None of the other alternatives apply