# LGT-92 - Downlink command to send package "on call"

**URL:** <https://www.thethingsnetwork.org/forum/t/lgt-92-downlink-command-to-send-package-on-call/53637>\
**Category:** Dragino\
**Created:** [December 4, 2021, 6:37pm UTC](https://www.thethingsnetwork.org/forum/t/lgt-92-downlink-command-to-send-package-on-call/53637 "2021-12-04T18:37:03Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![michmal](https://www.thethingsnetwork.org/forum/user_avatar/www.thethingsnetwork.org/michmal/32/35697_2.png) [@michmal](https://www.thethingsnetwork.org/forum/u/michmal)\
**Post date:** [December 4, 2021, 6:37pm UTC](https://www.thethingsnetwork.org/forum/t/lgt-92-downlink-command-to-send-package-on-call/53637/1 "2021-12-04T18:37:03Z")

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Hello everyone!  
I was wondering if there is a way to “force” LGT-92 to send a message? I know that there is ALARM button, but i would like to do something similar remotely, to check if device is working correctly by sending some command via Telegram. I checked the downlink commands list, but i couldn’t find the correct one.

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**Author:** ![kersing](https://www.thethingsnetwork.org/forum/user_avatar/www.thethingsnetwork.org/kersing/32/44777_2.png) [@kersing](https://www.thethingsnetwork.org/forum/u/kersing)\
**Post date:** [December 4, 2021, 7:06pm UTC](https://www.thethingsnetwork.org/forum/t/lgt-92-downlink-command-to-send-package-on-call/53637/2 "2021-12-04T19:06:22Z")

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You probably need to read up on downlinks and class A devices. To be able to send anything to a class A device it needs to send an uplink. So you need the device to send data to be able to receive the ‘force transmission’ command.  
Would that be a useful solution? I doubt it…

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**Author:** ![michmal](https://www.thethingsnetwork.org/forum/user_avatar/www.thethingsnetwork.org/michmal/32/35697_2.png) [@michmal](https://www.thethingsnetwork.org/forum/u/michmal)\
**Post date:** [December 4, 2021, 7:10pm UTC](https://www.thethingsnetwork.org/forum/t/lgt-92-downlink-command-to-send-package-on-call/53637/3 "2021-12-04T19:10:46Z")

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Yeah, You are probably right… Thank You for the fast response 🙂

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**Author:** ![wolfp](https://www.thethingsnetwork.org/forum/user_avatar/www.thethingsnetwork.org/wolfp/32/45304_2.png) [@wolfp](https://www.thethingsnetwork.org/forum/u/wolfp)\
**Post date:** [December 4, 2021, 7:36pm UTC](https://www.thethingsnetwork.org/forum/t/lgt-92-downlink-command-to-send-package-on-call/53637/4 "2021-12-04T19:36:09Z")

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imho the LGT-92 supports class a only. If you want to request the upload of a position by a download you need a class c device.
