Troubleshooting Tip: How high CPU usage should be ...

DiegoBernardelli · 09-03-2024

Description This article describes the main points of concern when troubleshooting offloading/performance issues on NP7 devices. Scope FortiGate, FortiOS, NP7. Solution When it is needed to investigate offloading the goal should be to reply to 3 main...

DiegoBernardelli · 07-04-2024

Description This article describes how to use advanced filtering in packet sniffer to collect fragmented packets only. Scope FortiGate. Solution High fragmentation rates are a well-known point of concern while investigating performance issues on Fort...

DiegoBernardelli · 06-11-2024

Description This article describes how to analyze high CPU usage on a FortiGate. Scope FortiGate, FortiOS. Solution It is important to understand how CPU usage is measured:CPU usage is a time-based measurement: it is the amount of time during which t...

DiegoBernardelli · 04-18-2024

Description This article describes how to configure the DHCP server on FortiGate to proper send the TFTP server to provision IP phones. Scope FortiGate, FortiOS v6.4, v7.0, v7.2. Solution Some IP phones need to receive a TFTP server IP on the DHCP OF...

DiegoBernardelli · 02-05-2024

Description This article describes how to set up a VXLAN over an IPsec scenario using switch interfaces to link local interfaces to VXLAN peers. Scope FortiGate v7.0and v7.2. Solution In this scenario, there are two remote locations with FortiGates c...

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Troubleshooting Tip: NP7 troubleshooting

Troubleshooting Tip: Filter 'diagnose sniffer packet' to collect fragmented packets only

Troubleshooting Tip: How high CPU usage should be investigated

Technical Tip: How to configure DHCP option 43 with sub-option 66 to TFTP server on VoIP phones

Technical Tip: How to setup a VXLAN over IPsec deployment

Troubleshooting Tip: How high CPU usage should be ...

Troubleshooting Tip: NP7 troubleshooting

Troubleshooting Tip: Filter 'diagnose sniffer pack...

Technical Tip: How to sync IPSec VPNs with FGSP

Technical Tip: How to configure DHCP option 43 wit...

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