The high CPU usage on your AP122 during 4K UHD streaming is caused by the ksoftirqd/0 process, which handles deferred kernel tasks like managing heavy network traffic. When streaming high-bitrate video, such as a 139 Mbps 4K movie, this process can c...
If PPSK stops working on some devices but not others on the same AP, it’s often due to RadSec proxy issues. High AP CPU usage can disrupt authentication exclude such APs from proxy roles. Firewall blocks on ports 2083 and 3000–3010, time sync problem...
