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Attachment A - Joint Agreement for 800 MHz CCCS Page 72 of 83 Affected agencies shall be notified of maintenance activities that impact their subscribers on the System. Agency notification of radio maintenance activities to their individual subscribers is at the discretion of the user agency's designated representative. Protocol / Standard The Lead Agency is responsible for monitoring the System on a 24-hour basis, through various methods including on -site staff in the System Watch unit. Maintenance activities, planned or unplanned, that could impact the subscribers usage of the System requires notification to the affected agency's radio representatives. In the event of planned maintenance, all efforts should be made to conduct this type of activity during off-peak hours where radio utilization is as low as possible. If an emergency or high priority incident is in progress at the time of scheduled maintenance, it may be necessary to reschedule or delay the maintenance until the situation has stabilized and can be safely moved to alternate talkgroups or channels. Procedure A reasonable advance notice shall precede planned maintenance activities that affect the agencies using the System. The notification methods shall be by phone, e-mail, radio, or any combination of the same. The notification will consist of: • The type of planned maintenance activity. • When the maintenance will be conducted. • The amount of time anticipated to complete the activity. • The anticipated Impact to the System and subsystems. If a known activity has a significant operational impact upon any specific agency, a confirmation of receipt of notification shall be obtained. It is the responsibility of the Lead Agency to ensure that all affected users are notified will in advance of any such operations. Whenever possible, these operations shall be scheduled when the normal radio traffic is slowest. Prior to commencing the maintenance operation, personnel from the Lead Agency shall coordinate with Control One to contact each affected dispatch center's supervisor for a last minute situational briefing. Once maintenance operations begin, if dispatch operations recognize a need to terminate the operation, or if unexpected problems occur, a communications supervisor must call Control One to have the technical staff notified of the situation. Unanticipated maintenance or equipment failures affect the agencies on the System and require notification to the affected agency's radio representative. Upon notification of an equipment outage, Lead Agency technical staff is expected to: • Determine the impact of the impairment to the operation of the System. A minor failure Is something that either does not affect or minimally affects user functionality. A major failure is something that seriously affects or risks user functionality of the System.