The Cisco Meraki Return Material Authorization (RMA) service is an optional add-on designed for customers with active licenses. This service ensures that eligible hardware is replaced quickly and efficiently, offering advance replacement options. The RMA service guarantees a full unit replacement and can include optional onsite resources. It is important to note that this service is only available when an existing software support service contract is in place. The service operates 8 hours a day, 5 days a week, with a next business day response time for requests made before 3:00 p.m. This service is specifically compatible with the Cisco Meraki MX68W-HW model, ensuring that your network devices remain operational with minimal downtime.