Event ID 4979 – IPsec Main Mode and Extended Mode Security Associations were Established
|Sub-Category||Audit IPsec Extended Mode|
|Description||IPsec Main Mode and Extended Mode security associations were established.|
Event 4979 is generated when both IPsec Main Mode and IPsec Extended Mode security associations are established.
Example of 4979 log:
IPsec Main Mode and Extended Mode security associations were established.
Main Mode Local Endpoint:
Principal Name: %1
Network Address: %3
Keying Module Port: %4
Main Mode Remote Endpoint:
Principal Name: %2
Network Address: %5
Keying Module Port: %6
Main Mode Cryptographic Information:
Cipher Algorithm: %8
Integrity Algorithm: %9
Diffie-Hellman Group: %10
Main Mode Security Association:
Lifetime (minutes): %11
Quick Mode Limit: %12
Main Mode SA ID: %16
Main Mode Additional Information:
Keying Module Name: AuthIP
Authentication Method: %7
Impersonation State: %14
Main Mode Filter ID: %15
Extended Mode Information:
Local Principal Name: %17
Remote Principal Name: %18
Authentication Method: %19
Impersonation State: %20
Quick Mode Filter ID: %21
Why does event ID 4979 need to be monitored?
Security events which fall under the Audit IPsec Extended Mode subcategory are monitored primarily for IPsec Extended Mode troubleshooting.
With in-depth reports, real-time alerts, and graphical displays, ADAudit Plus tracks all IPsec security associations, helping you meet your security, operational, and compliance needs with absolute ease.
Event 4979 applies to the following operating systems:
- Windows Server 2016
- Windows 10
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