cell
- Aug. 7, 2023, 10:21 p.m. : failed to register on network
- Aug. 7, 2023, 4:12 p.m. : failed to register on network
- Aug. 7, 2023, 10:16 a.m. : failed to register on network
- Aug. 7, 2023, 4:15 a.m. : no commiunication with modem
- Aug. 6, 2023, 10:12 p.m. : failed to register on network
- Aug. 6, 2023, 4:15 p.m. : failed to register on network
- Aug. 6, 2023, 10:15 a.m. : failed to register on network
- Aug. 6, 2023, 4:35 a.m. : failed to register on network
- Aug. 5, 2023, 10:17 p.m. : failed to register on network
- Aug. 5, 2023, 4:15 p.m. : success.