DMR Core Network eTC 220

https://www.caltta.com/en/ProductDetail.aspx?typeid=1&pid=102365288

The ZXTS eTC 220 adopts high-performance network processor and commercial server, which has the following characteristics:
Completely proprietary intellectual property rights
Open interfaces
Optimized signaling and data links specially designed for trunking services
High-performance network processors
High-speed internal data forwarding bus
Support host and backup, disaster recovery, and the system has high reliability

The server adopts the latest AMD EPYC ROME 7002 series CPU with high performance, low cost and low power consumption

For more about dmr technologies and digital radio communication system.