Hi,
For your 1st question.
Answer
- The device does not have a GNSS fix that is the reason why you received zero values for coordinate data, speed, etc.
Second Question
Answer
- The time of the device is not synchronized kindly try to change the settings as per the screenshot below:
Third Question
Answer
- Codec 12 Commands can only be sent on the same port that you are using.
If you need more clarification or more details you can visit our wiki page: Codec - Wiki Knowledge Base | Teltonika GPS (teltonika-gps.com)
If you need online support please create an HD ticket or contact your sales manager.
If you don’t have any contacts with our Sale managers, please contact with them on our official website https://teltonika-gps.com/ and click on the “Contact Us” button. When you will click, please fill the form and submit it. Note: as a topic, please choose “Vehicle telematics”. Or you can send an e-mail with description of your situation to us: Teltonika - IoT, Internet of Things
Best Regards
Maynard C