Re: New "diagnose debug traffic..."

jiyong · 07-21-2025

Description This article describes an issue where IPv4 passes through a firewall but IPv6 does not for the same src/dst. Scope FortiGate. Solution In this case, configure the same source and destination to pass BFD packets through the firewall. BFD E...

jiyong · 04-21-2025

Description This article describes account synchronization between different POPs. Scope FortiSASE. Solution The primary PoP for FortiSASE instances is the Hong Kong PoP, and the secondary PoP is the Tokyo PoP. However, the clients cannot access Fort...

jiyong · 02-03-2025

Description This article describes how to control non-imported remote users. Scope FortiAuthenticator v6.4.5, v6.5.0. Solution There are cases where users who were not imported from Remote User are logged in. FortiAuthenticator provides the option to...

jiyong · 12-17-2024

Description This article describes the parent and child correlation behavior of ISDB service objects. Scope FortiGate. Solution ISDB Object IDs: Amazon-AWS (393320). Amazon-AWS.CloudFront (393481). If the user wants to change the service ports for 'A...

jiyong · 10-21-2024

Description This article describes an issue in which FortiView Source and Destination results do not have output. Scope FortiGate. Solution Typically, FortiView's Source/Destination output is triggered when a packet passes from the internal interface...

jiyong · 09-10-2024

Hi Freren, Good day! Please open a FortiCare ticket to check and provide details about this feature.

jiyong · 09-10-2024

I think it is expressed in bytes, but I think I need to look for more information. # diagnose debug traffic interfaceInterfaces:port1 1 monitored interfaces. # diagnose debug traffic peek port1 1 # diagnose debug traffic history port1 11725951565 - 4...

jiyong · 09-09-2024

Hi @AlexFerenX When checking the above command, it looks like this: interface : List traffic monitor interface.peek : Display interface traffic real-time data.history : Dump interface traffic history data. To use the above debug, the settings below m...

jiyong · 09-08-2024

Hi, @hhhhh If it is not processed according to your firewall policy, the results may be left blank. For example, client-rst/server-rst.

jiyong · 09-05-2024

Please check the command below. # diag sys top 1 20 # fnsysctl killall [high resource process] // restart process

User Statistics

User Activity

Troubleshooting Tip: For the same src/dst, IPv4 passes through the FortiGate but IPv6 does not

Troubleshooting Tip: FortiSASE VPN connection timeout with VPN event log 'phase 1 negotiate failure'

Technical Tip: How to control remote users that are not imported

Technical Tip: Internet Service (ISDB) port-range not being changed

Technical Tip: FortiView Source and Destination results do not have output (no result)