Technical Tip: TTL too small to go through the mul...

vsharma · 01-23-2026

Description This article explains how to selectively exclude specific SNMP OID subtrees using SNMP MIB view on a FortiGate device. Scope FortiOS, SNMP v1/v2/v3. Solution FortiGate exposes a wide range of operational statistics through SNMP. The need ...

vsharma · 12-22-2025

Description This article describes how to configure syslog affinity and verify that the syslog process is running only on the intended CPUs. Scope FortiGate VMs and FortiOS 7.4.8+. Solution syslogd is a process responsible for handling logging operat...

vsharma · 11-20-2025

Description This article describes how to modify the interfaces used by DPDK on FortiGate and how to verify that the changes have been successfully applied. Scope FortiOS. Solution DPDK (Data Plane Development Kit) is used to accelerate packet proces...

vsharma · 09-23-2025

Description This article describes how to resolve active-passive HA (High Availability) cluster formation issues on FortiGate-6000 when both units are configured with the same chassis ID. Scope FortiGate-6000 Solution Chassis IDs allow the FortiGate ...

vsharma · 08-06-2025

Description This article explains the reason behind high CPU utilization on FortiGate Virtual Machines (VMs) when DPDK (Data Plane Development Kit) is enabled. Scope FortiOS with DPDK support. Solution On a FortiGate VM with DPDK, all ipsengine proce...

vsharma · 07-18-2023

Hello, If I understand correctly, you want to use both SAML and cert based auth for separate SSL VPN users. You can map different portals to the authentication rule under SSL VPN settings. Portal_1 : SAML Portal_2 : cert based Thanks Please upvote an...

vsharma · 07-18-2023

Hello, The network ID is a Fortinet-proprietary attribute that is used to select the correct phase 1 between IPsec peers, so that multiple IKEv2 tunnels can be established between the same local/remote gateway pairs. So it may not be available in Cis...

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Technical Tip: Using SNMP MIB Views to Exclude Specific OIDs

Technical Tip: Configuring syslog CPU affinity

Troubleshooting Tip: Changing and Verifying DPDK Ports on FortiGate

Troubleshooting Tip: Resolving Active-Passive HA failure on FortiGate-6000 due to chassis ID conflict

Troubleshooting Tip: Understanding high CPU usage on FortiGate VM with DPDK enabled

Re: VPN SAML SSO and SSL VPN

Re: Fortigate - Cisco router IKEv2 with set network-id

Technical Tip: TTL too small to go through the mul...

Technical Tip: Using SNMP MIB Views to Exclude Spe...

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FortiGate-VM on Azure

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