Version: SoftCo9500 V100R003C01SPC600
Call services are normal on the CC08 before the change. The RFA indicator of port 3 on the DTU board is on. In addition, according to the output of the show pralink command, the PRA link on port 3 is in FAULT state. The LOS and RFA indicators for the port connected to the telecom network on the DTU board are off, and the PRA link works properly.