# UDP does't send any data

**URL:** <https://www.thethingsnetwork.org/forum/t/udp-doest-send-any-data/38143>\
**Category:** Raspberry Pi Gateways\
**Created:** [June 27, 2020, 8:22pm UTC](https://www.thethingsnetwork.org/forum/t/udp-doest-send-any-data/38143 "2020-06-27T20:22:26Z")\
**Posts on this page:** 1\
**Showing post:** 18

<div class="post-metadata">

**Author:** ![arjanvanb](https://www.thethingsnetwork.org/forum/user_avatar/www.thethingsnetwork.org/arjanvanb/32/46626_2.png) [@arjanvanb](https://www.thethingsnetwork.org/forum/u/arjanvanb)\
**Post date:** [July 27, 2020, 8:40am UTC](https://www.thethingsnetwork.org/forum/t/udp-doest-send-any-data/38143/18 "2020-07-27T08:40:38Z")

</div>

> [@kersing](#):
>
> use fake\_gps and the coordinates in local\_conf.json

I thought that `fake_gps` should (almost) never be used? At least, in May 2017 @htdvisser wrote:

> [@Gateway GPS configuration in local\_conf.json](https://www.thethingsnetwork.org/forum/t/gateway-gps-configuration-in-local-conf-json/6176/4):
>
> For the gateway:
> 
> - If the gateway **has a GPS** and **has a GPS fix** :
> - …
> 
> - In all other cases:
> - The gateway **must not** add a location to the status messages.
> - The gateway **must not** add a `time` field to uplink messages.
> 
> …
> 
> Note: The `fake_gps` option must only be used if the gateway has some other means to determine an accurate location

---

_[View the full topic](https://www.thethingsnetwork.org/forum/t/udp-doest-send-any-data/38143)._