A panel of veteran P25 System Administrators and policy planners will offer a first-hand view of their experience with P25 technology. A description of their P25 Systems, architecture, and governance models will be shared. A detailed look at individual best practices and lessons learned to maximize interoperability, performance, and cost-effective communications for their member agencies will be offered. Requirements for local agencies to join the P25 systems and for manufacturers to offer P25 compliant products on the system will be described.

P25 Case Studies will Include: The Miami Dade County regional 700/800 MHz System that has successfully offered multi-vendor interoperability for State, Local and Federal Agencies in the region during Hurricanes, Super Bowls, and National Political Conventions. The State of Texas and their use of the P25 ISSI and shared interoperability talk groups to link multiple regional P25 Systems creating a State-wide "System of Systems" Including Harris County TX and Montgomery County TX. The Ohio MARCs 143,000 user network supporting 3000 agencies statewide and a leader in the initiative for P25 Link Layer Security for control channel and ID security. The Department of Defense (DoD) Defense Information Systems Agency (DISA) Requirements and Analysis Office (RAO) with a worldwide footprint of P25 systems linked to local agencies for mutual aid and secure interoperable communications.