CCNA: Cisco Certified Network Associate — Question 237

Which command is used to enable LLDP globally on a Cisco IOS ISR?

Answer options

• A. lldp run
• B. lldp enable
• C. lldp transmit
• D. cdp run
• E. cdp enable

Correct answer: A

Explanation

The correct command to enable LLDP globally on a Cisco IOS ISR is 'lldp run'. The other options either do not exist or relate to CDP (Cisco Discovery Protocol) rather than LLDP (Link Layer Discovery Protocol), making them incorrect for this specific function.