Question: What is the purpose of errors categorized as transient failures in Diameter protocol?
Option 1: To indicate that a request can never be satisfied.
Option 2: To notify a peer that a request was successfully processed.
Option 3: To inform a peer that a request could not be satisfied at the time it was received, but may be satisfied in the future.
Option 4: To signal a permanent failure of the Diameter protocol.
Explanation: Transient failures are used to indicate temporary errors that may allow a request to be satisfied in the future. This is important for telecom networks as it allows peers to retry requests and maintain service continuity.