# ADR, Fair Use and LMIC

**URL:** <https://www.thethingsnetwork.org/forum/t/adr-fair-use-and-lmic/10037>\
**Category:** End Devices (Nodes)\
**Created:** [October 11, 2017, 6:16pm UTC](https://www.thethingsnetwork.org/forum/t/adr-fair-use-and-lmic/10037 "2017-10-11T18:16:39Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**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:** [October 11, 2017, 6:27pm UTC](https://www.thethingsnetwork.org/forum/t/adr-fair-use-and-lmic/10037/2 "2017-10-11T18:27:07Z")

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> [@tkerby](#):
>
> It never reverts back down as the downlink is SF9 and the signal doesnt reach the node.

As an aside, TTN is telling the gateway to use more power so the node is still expected to receive it:

> [@Why is RX\_SLOT 1 not used?](https://www.thethingsnetwork.org/forum/t/why-is-rx-slot-1-not-used/2656/3):
>
> in RX2 we transmit at 27 dBm, and the increase in power (over the 14dBm uplink) offsets the loss of sensitivity going from SF12 to SF9.

As for your first question: the Fair Access Policy is per node.

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