Question: What is the purpose of Resulting codes categorized as "Success" in Diameter protocol?
Option 1: To indicate a peer that a request has been rejected due to invalid credentials.
Option 2: To inform a peer that a request has been successfully completed.
Option 3: To notify a peer about network congestion and request retry.
Option 4: To signal a peer about an unsupported feature.
Explanation: The "Success" category of Resulting codes is used to indicate that a request has been successfully processed, allowing the peer to proceed with the next steps. This is crucial in maintaining a seamless communication flow between network entities.