# Why does this problem appear too early? **URL:** \ **Category:** TTN Network and Services\ **Created:** [July 5, 2022, 2:41am UTC](https://www.thethingsnetwork.org/forum/t/why-does-this-problem-appear-too-early/57866 "2022-07-05T02:41:41Z")\ **Posts on this page:** 1\ **Showing post:** 3
**Author:** ![jreiss](https://www.thethingsnetwork.org/forum/user_avatar/www.thethingsnetwork.org/jreiss/32/46529_2.png) [@jreiss](https://www.thethingsnetwork.org/forum/u/jreiss)\ **Post date:** [July 5, 2022, 4:00am UTC](https://www.thethingsnetwork.org/forum/t/why-does-this-problem-appear-too-early/57866/3 "2022-07-05T04:00:46Z")
See gateway settings \> lorawan options \> schedule any time delay ![Screenshot_20220704-225455_Chrome](https://www.thethingsnetwork.org/forum/uploads/default/original/3X/0/d/0db75c4bdf3f36c1f5ca47c45fdac5066c810e7b.jpeg) Detailed discussions here > **[RAK2245 - Downlink rejected](https://forum.rakwireless.com/t/rak2245-downlink-rejected/3704/2)** > > It would appear that either your Internet backhaul or the TTN infrastructure is not operating quickly enough to meet LoRaWAN timing requirements. This message is a little bit confusing, because by “too much in advance” it really means “too... And here > [@TTN & GPRS: dealing with the latency](https://www.thethingsnetwork.org/forum/t/ttn-gprs-dealing-with-the-latency/32763): > > Hello everyone. Ok, I got a mission here. I found several threads touching this problem but none really hit to the point, and epilogues are too vague to be of real help to the most, so I’m willing to clear up things and reach a stable point. I’ll try to be as more clear and succinct as possible, and I hope in a constructive “debate”. EQUIPMENT I have a Kerlink Wirnet Station expected to work by GPRS using SPF. It is configured and surfs as expected. Ping round-trip is about 400ms. I tried th… --- _[View the full topic](https://www.thethingsnetwork.org/forum/t/why-does-this-problem-appear-too-early/57866)._