Windows Security Log Event ID 4981

Operating Systems Windows 2008 R2 and 7
Windows 2012 R2 and 8.1
Windows 2016 and 10
Windows Server 2019
Category
 • Subcategory
Logon/Logoff
 • IPsec Main Mode
Type Success
Corresponding events
in Windows 2003
and before
 
Discussions on Event ID 4981
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4981: IPsec Main Mode and Extended Mode security associations were established

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Examples of 4981

IPsec Main Mode and Extended Mode security associations were established.

Local Endpoint:

Principal Name:  %1
Network Address: %9
Keying Module Port: %10

Local Certificate:

SHA Thumbprint: %2
Issuing CA:  %3
Root CA:  %4

Remote Endpoint:

Principal Name:  %5
Network Address: %11
Keying Module Port: %12

Remote Certificate:

SHA Thumbprint: %6
Issuing CA:  %7
Root CA:  %8

Cryptographic Information:

Cipher Algorithm: %13
Integrity Algorithm: %14
Diffie-Hellman Group: %15

Security Association Information:

Lifetime (minutes): %16
Quick Mode Limit: %17
Main Mode SA ID: %21

Additional Information:

Keying Module Name: AuthIP
Authentication Method: SSL
Role:   %18
Impersonation State: %19
Main Mode Filter ID: %20

Extended Mode Information:

Local Principal Name: %22
Remote Principal Name: %23
Authentication Method: %24
Impersonation State: %25
Quick Mode Filter ID: %26

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