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Nse 3 Fortigate Operational FundamentalshardMultiple SelectObjective-mapped

FORTINET-NSE123 Nse 3 Fortigate Operational Fundamentals Practice Question

An administrator is troubleshooting a DHCP service running on a FortiGate interface. Which THREE commands or tools can be used to verify DHCP status and leases? (Choose three)

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

execute dhcp lease-list

DHCP status and leases can be verified using execute dhcp lease-list, checking system DHCP configuration via show system dhcp-server, and viewing interface settings.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • FortiView > DHCP Sessions

    Why it's wrong here

    Incorrect. FortiView does not have a DHCP sessions view.

  • execute dhcp lease-list

    Why this is correct

    Correct. This command lists active IP address leases assigned by the FortiGate DHCP server.

  • Checking interface IP and DHCP service binding in Network > Interfaces GUI menu

    Why this is correct

    Correct. DHCP server settings can be verified on individual interfaces in the GUI.

  • show system dhcp-server (in CLI configuration mode)

    Why this is correct

    Correct. This command displays the DHCP server configuration settings on the FortiGate.

  • diagnose firewall dhcp-drop list

    Why it's wrong here

    Incorrect. This command does not exist.

Visual reference

Client DHCP Server 1 Discover (broadcast) 2 Offer (IP: 192.168.1.10) 3 Request (I accept) 4 Acknowledge (lease confirmed) DORA — the four-step DHCP lease process

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JA

Written and reviewed by Johnson Ajibi, MSc IT Security

Senior Network & Security Engineer · founder of Courseiva

Last reviewed August 2026 · checked against the official Fortinet exam blueprint

This FORTINET-NSE123 practice question is part of Courseiva's free Fortinet certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the FORTINET-NSE123 exam.