Question: Which of the following best describes the purpose of a RESET FAILURE message on the UTRAN Iu-BC interface, as sent from the Radio Network Controller (RNC) to the Core Network (CN)?
Option 1: To successfully acknowledge a reset operation for all Service Areas managed by the RNC.
Option 2: To request the CN to initiate a new broadcast service in specific Service Areas.
Option 3: To indicate to the CN that a Service Area broadcasting related issue exists in one or more Service Areas, in response to an unsuccessful RESET message.
Option 4: To notify the CN of a planned maintenance outage for one or more RNC components.
Explanation: The RESET FAILURE message is used to convey that there's a problem related to Service Area broadcasting in one or more areas, which prevented the successful execution of the RESET command initiated by the CN, aligning with error handling and troubleshooting mechanisms essential for maintaining seamless network operations between the RNC and CN.