10:14:21.972 B7C c2: uartlog PID 3654 -> logs/uart/b7c2-20261002-131421.log; waiting for fastboot <EMMC_SERIAL> (power off >= 90 s, then RESET held + battery -> USB)
10:16:45.987 fastboot device present
Sending 'boot.img' (20792 KB)                      OKAY [  0.656s]
Booting                                            OKAY [  0.494s]
Finished. Total time: 1.184s
rc=0
10:19:46.365 NCM not up after ~180 s
10:19:46.368 NCM ping 172.16.42.1 ok
