Provided is a method and system for prohibiting a predetermined advertisement combination from being reproduced together within a predetermined period. The base angle is calculated in accordance with a command injection amount and target fuel pressure based on a basic map. If the fault notification volume exceeds a defined threshold, such that in the prior art could involve dropped notifications, the notification collector processes the critical fault notifications. If establishing the requested connection using a first source identifier would result in a per source limit associated with the source restricting service being exceeded with respect to the first source identifier, a second source identifier is instead used to establish the requested connection.