Course Overview
TOPIn this course, you will learn how to diagnose and troubleshoot the most common networking and security problems in a FortiGate network security solution.
Scheduled Classes
TOP| 07/07/25 - DVT - Virtual Instructor-Led - Virtual Instructor-Led | (click to enroll)
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| 09/08/25 - DVT - Virtual Instructor-Led - Virtual Instructor-Led | (click to enroll)
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| 11/24/25 - DVT - Virtual Instructor-Led - Virtual Instructor-Led | (click to enroll)
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What You'll Learn
TOPAfter completing this course, you will be able to:
- Set up a baseline for FortiGate and analyze the first steps to diagnose a FortiGate
- Monitor process activity, diagnose conserve mode, and troubleshoot unexpected reboots and frozen devices
- Analyze information in the session table and debug flow output
- Troubleshoot session helper
- Troubleshoot common problems related to local, LDAP, and RADIUS authentication
- Troubleshoot common FSSO problems
- Troubleshoot FortiGuard and web filtering problems
- Monitor an HA cluster and troubleshoot common HA problems
- Troubleshoot and diagnose IPsec VPNs with debug and sniffer commands
- Troubleshoot routing problems with debug commands
- Monitor OSPF status and o troubleshoot common OSPF problems with debug commands
- Monitor and verify the BGP status with commands and troubleshoot common BGP issues
Outline
TOP
Viewing outline for:
- Troubleshooting Concepts
- System Resources
- Sessions, Traffic Flow, and Networking
- Security Fabric
- Firewall Authentication
- FSSO
- Security Profiles
- High Availability
- IPsec
- IPsec―IKEv2
- BGP
- OSPF
Prerequisites
TOPYou must have an understanding of the topics covered in the following courses, or have equivalent experience:
- NSE 4 FortiGate Security
- NSE 4 FortiGate Infrastructure
- It is also recommended that you have an understanding of the topics covered in the NSE 7 Enterprise Firewall course.
Who Should Attend
TOPNetworking and security professionals involved in diagnosing, troubleshooting, and supporting an enterprise security infrastructure using FortiGate devices should attend this course. This course assumes advanced knowledge of networking, and extensive hands-on experience working with FortiGate.
