Windows System Error Code 13926 – ERROR_IPSEC_DOSP_RECEIVED_MULTICAST (0x3666)]

In this post, you’ll learn about the Windows System Error ERROR_IPSEC_DOSP_RECEIVED_MULTICAST (0x3666)] and the reason why you are receiving the error message

How does this Error in Windows Look like?

Error Code 13926 ERROR_IPSEC_DOSP_RECEIVED_MULTICAST (0x3666)]

Why do you receive the System Error Error Code 13926 ERROR_IPSEC_DOSP_RECEIVED_MULTICAST (0x3666)] in Windows?

IPsec DoS Protection received an IPsec specific multicast packet which is not allowed.