Based on the debug output, which configuration change can the administrator make to the local gateway to resolve the phase 1 negotiation error?

Refer to the exhibit, which contains partial output from an IKE real-time debug.

The administrator does not have access to the remote gateway.

Based on the debug output, which configuration change can the administrator make to the local gateway to resolve the phase 1 negotiation error?
A . In the phase 1 network configuration, set the IKE version to 2.
B . In the phase 1 proposal configuration, add AES128-SHA128 to the list of encryption algorithms.
C . In the phase 1 proposal configuration, add AESCBC-SHA2 to the list of encryption algorithms.
D . In the phase 1 proposal configuration, add AES256-SHA256 to the list of encryption algorithms.

View Answer

Answer: D