What protocol is a vendor-neutral Layer 2 discovery protocol that must be configured separately to transmit and receive information packets?

Last Updated: May 9, 2026
IT Exam Items Repository › Category: CCNA 3 v7 › What protocol is a vendor-neutral Layer 2 discovery protocol that must be configured separately to transmit and receive information packets?

What protocol is a vendor-neutral Layer 2 discovery protocol that must be configured separately to transmit and receive information packets?

  • SNMP
  • MPLS
  • LLDP
  • NTP

Explanation: Link Layer Discovery Protocol (LLDP) is a vendor-neutral Layer 2 discovery protocol. Unlike Cisco proprietary protocols, LLDP requires separate configuration for an interface to transmit and receive information packets using specific commands like lldp transmit and lldp receive.

Related exam: CCNA 3 Final Exam

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