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Home > Success Center > Log & Event Manager (LEM) > LEM - Knowledgebase Articles > Search for FortiGate VPN authentication event details

Search for FortiGate VPN authentication event details

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Created by Abdul.Aziz, last modified by Abdul.Aziz on Jun 15, 2017

Views: 772 Votes: 0 Revisions: 6

Updated May 11, 2017


This article describes how to perform an nDepth search to find FortiGate VPN session events in LEM.


  • All LEM versions
  • FortiGate 500D


  1. Verify that the FortiGate 500D appliance is configured to log VPN session events. See VPN event logs for instructions. 
    Note: Check the FortiGate Log Message Reference to get the event logs you are looking for.
    (© 2017 Fortinet, Inc., available at, obtained on May 10, 2017.)
  2. Perform the following nDepth search to get the login and logout message details for the VPN session:
    VPNConnection.ProviderSID = 23101 And VPNConnection.ProviderSID = 23102
  3. Perform the following nDepth search to get the user details:
    NetworkIncident.ToolAlias= *Fortigate* and NetworkIncident.ExtraneousInfo = *VPNGroupName*


Disclaimer: Please note, any content posted herein is provided as a suggestion or recommendation to you for your internal use. This is not part of the SolarWinds software or documentation that you purchased from SolarWinds, and the information set forth herein may come from third parties. Your organization should internally review and assess to what extent, if any, such custom scripts or recommendations will be incorporated into your environment.  You elect to use third-party content at your own risk, and you will be solely responsible for the incorporation of the same, if any.

Suggested tags: nDepth search FortiGate VPN session events LEM login logout  monitor



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