When the IPsec negotiation fails, turn on the IKE debug switch, and the following information is displayed: got NOTIFY of type INVALID_ID_INFORMATION or drop message from ABCD due to notification type INVALID_ID_INFORMATION, what does it mean?

When the IPsec negotiation fails, turn on the IKE debug switch, and the following information is displayed: got NOTIFY of type INVALID_ID_INFORMATION or drop message from ABCD due to notification type INVALID_ID_INFORMATION, what does it mean?
A . The IKE proposals at both ends do not match
B. IPsec proposals at both ends do not match
C. The ACL configurations at both ends do not match
D. The LOCAL-ID-TYPE configuration at both ends do not match

View Answer

Answer: C