# Troubleshooting

- [System Log](/b3-sms-device-installation-manual/troubleshooting/system-log.md)
- [No SMS to send](/b3-sms-device-installation-manual/troubleshooting/system-log/no-sms-to-send.md)
- [Send SMS](/b3-sms-device-installation-manual/troubleshooting/system-log/send-sms.md)
- [Useful Linux commands](/b3-sms-device-installation-manual/troubleshooting/useful-linux-commands.md)
- [SMS server](/b3-sms-device-installation-manual/troubleshooting/sms-server.md)