Event ID - 2021

Event Id2021
SourceMicrosoft-Windows-Windows Firewall with Advanced Security
DescriptionA phase 1 crypto set was modified in IPsec settings.
%tSet ID:%t%1
%tSetName:%t%2
%tOrigin:%t%4
%tFlags:%t%6
%tNumSuites:%t%7
%tTimeOutMinutes:%t%10
%tTimeOutSessions:%t%11
%tModifyingUser:%t%12
%tModifyingApplication:%t%13
Event Information According to Microsoft :

Cause :

This event is logged when a phase 1 crypto set was modified in IPsec settings.

Resolution :

This is a normal condition. No further action is required.
Reference LinksEvent ID 2021 from Microsoft-Windows-Windows Firewall with Advanced Security

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