When the failure handling mode is configured as Terminate, which behavior is expected on
the GGSN when the OCS sends the diameter result code=4012 within the MSCC in CCA-U
message?

A.
The GGSN retries sending the CCR-U to the secondary OCS if available, and then
terminates the PDP.

B.
The GGSN terminates the PDP.

C.
The GGSN allows the PDP to continue as an offline session, which disables the Gy
interface.

D.
The GGSN blacklists the rating group listed within the MSCC AVP.