Windows Security Log Event ID 4977
Operating Systems Windows Vista
Windows Server 2008
Category
 • Subcategory 		Logon/Logoff
 • IPsec Quick Mode
Type Success
Corresponding events
in Windows 2003
and before 		 
Discussions on Event ID 4977

4977: During Quick Mode negotiation, IPsec received an invalid negotiation packet.

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Examples of 4977

During Quick Mode negotiation, IPsec received an invalid negotiation packet. If this problem persists, it could indicate a network issue or an attempt to modify or replay this negotiation.

Local Network Address: %1
Remote Network Address: %2
Keying Module Name: %3

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