# LoRaWAN **URL:** https://www.thethingsnetwork.org/forum/c/lorawan/123.md?page=2 [Latest](https://www.thethingsnetwork.org/forum/latest.md) · [Categories](https://www.thethingsnetwork.org/forum/categories.md) · [Tags](https://www.thethingsnetwork.org/forum/tags.md) **Page:** 3 --- ## [Lorawan In High Rise Buildings](https://www.thethingsnetwork.org/forum/t/lorawan-in-high-rise-buildings/40958)
**Author:** [@Gianpaul](https://www.thethingsnetwork.org/forum/u/Gianpaul)\ **Replies:** 7\ **Last updated:** [November 2, 2020, 11:30am UTC](https://www.thethingsnetwork.org/forum/t/lorawan-in-high-rise-buildings/40958 "2020-11-02T11:30:27Z")
Hello All, I have been doing some research with regards to smart buildings, specifically high rise residential buildings. We are offering leak sensors to our high rise residential clientele and from what I gather, it s… --- ## [Activation being ignored](https://www.thethingsnetwork.org/forum/t/activation-being-ignored/38798)
**Author:** [@logeait](https://www.thethingsnetwork.org/forum/u/logeait)\ **Replies:** 4\ **Last updated:** [July 28, 2020, 8:32am UTC](https://www.thethingsnetwork.org/forum/t/activation-being-ignored/38798 "2020-07-28T08:32:54Z")
I configured a gateway and single device. tested then deployed to the field. It ran beautifully for about four weeks then started ignoring packets. Went on site and reset device and gateway. Can see the activation coming… --- ## [Lora parameters limitation in IN865](https://www.thethingsnetwork.org/forum/t/lora-parameters-limitation-in-in865/38282)
**Author:** [@LoRa\_IOT](https://www.thethingsnetwork.org/forum/u/LoRa_IOT)\ **Replies:** 1\ **Last updated:** [July 3, 2020, 9:19am UTC](https://www.thethingsnetwork.org/forum/t/lora-parameters-limitation-in-in865/38282 "2020-07-03T09:19:13Z")
Hello, I am from India and want to use Lora but before that, I want to know a few things about bandwidth, tx power. I am using region IN865. I can use from any of these bands 125kHz, 250kHz, 500kHz, right? Is there a… --- ## [Discussion about range and non-ACK protocol stack](https://www.thethingsnetwork.org/forum/t/discussion-about-range-and-non-ack-protocol-stack/37504)
**Author:** [@bubba198](https://www.thethingsnetwork.org/forum/u/bubba198)\ **Replies:** 6\ **Last updated:** [June 3, 2020, 6:16am UTC](https://www.thethingsnetwork.org/forum/t/discussion-about-range-and-non-ack-protocol-stack/37504 "2020-06-03T06:16:24Z")
Hey guys, I am setting the stage here for a big picture question about reliability and true, real non-anecdotal RF range: I’ve been a HAM since the early 90s and that was the golden age of packet. Aside from the AX.25 … --- ## [Weird message delay on April the 5th (AS923 - Melbourne, Australia)](https://www.thethingsnetwork.org/forum/t/weird-message-delay-on-april-the-5th-as923-melbourne-australia/36830)
**Author:** [@fcherqui](https://www.thethingsnetwork.org/forum/u/fcherqui)\ **Replies:** 1\ **Last updated:** [May 8, 2020, 10:16am UTC](https://www.thethingsnetwork.org/forum/t/weird-message-delay-on-april-the-5th-as923-melbourne-australia/36830 "2020-05-08T10:16:53Z")
Hi all, I hope I’m posting in the correct category. I’ve never post before because I’ve always find my answers in previous post, thanks to you guys! But not this time… In short, I’ve experienced that messages have been… --- ## [Switching gateway](https://www.thethingsnetwork.org/forum/t/switching-gateway/36533)
**Author:** [@latzer](https://www.thethingsnetwork.org/forum/u/latzer)\ **Replies:** 2\ **Last updated:** [April 28, 2020, 6:36am UTC](https://www.thethingsnetwork.org/forum/t/switching-gateway/36533 "2020-04-28T06:36:40Z")
Hi all I might have a basic question I didn’t found the answer googling. Does a node switch between gateways in other words is a tracker node bound to a gateway when it joined the network or does it hop to the next “best… --- ## [Range between Lora to LoRa and LoRa to Gateway](https://www.thethingsnetwork.org/forum/t/range-between-lora-to-lora-and-lora-to-gateway/35983)
**Author:** [@circuitdigest](https://www.thethingsnetwork.org/forum/u/circuitdigest)\ **Replies:** 5\ **Last updated:** [April 9, 2020, 11:51am UTC](https://www.thethingsnetwork.org/forum/t/range-between-lora-to-lora-and-lora-to-gateway/35983 "2020-04-09T11:51:06Z")
Hi, Let’s say I have a LoRa End Device communicating with a Gateway at a particular distance. Now if I remove the Gateway and replace it with another LoRa End Device. Then change the firmware for P2P communication will … --- ## [Node credentials accidentally invalidated, any possibility to force re-join?](https://www.thethingsnetwork.org/forum/t/node-credentials-accidentally-invalidated-any-possibility-to-force-re-join/34328)
**Author:** [@Kater](https://www.thethingsnetwork.org/forum/u/Kater)\ **Replies:** 4\ **Last updated:** [February 12, 2020, 5:42pm UTC](https://www.thethingsnetwork.org/forum/t/node-credentials-accidentally-invalidated-any-possibility-to-force-re-join/34328 "2020-02-12T17:42:36Z")
Hi, we have one node out in the field which worked well so far. Then, in our lab, we accidentally provisioned another node with the same credentials and let it do a join. This of course invalidated the session keys of th… --- ## [TimeStamp Issue - Join Request and Accept Work - Packet Rejected Timestamp Wrong](https://www.thethingsnetwork.org/forum/t/timestamp-issue-join-request-and-accept-work-packet-rejected-timestamp-wrong/33644)
**Author:** [@harveyben](https://www.thethingsnetwork.org/forum/u/harveyben)\ **Replies:** 21\ **Last updated:** [February 4, 2020, 6:16pm UTC](https://www.thethingsnetwork.org/forum/t/timestamp-issue-join-request-and-accept-work-packet-rejected-timestamp-wrong/33644 "2020-02-04T18:16:12Z")
Hello, This is my first post on the TTN forum. I am not a LoRa or TTN expert. I have searched the forum and found two similar posts here and here. The posts are interesting but neither offer a clear solution I can impl… --- ## [GPS Tracking with Lora and display on mobile application](https://www.thethingsnetwork.org/forum/t/gps-tracking-with-lora-and-display-on-mobile-application/33612)
**Author:** [@Ryuzen](https://www.thethingsnetwork.org/forum/u/Ryuzen)\ **Replies:** 8\ **Last updated:** [February 4, 2020, 11:45am UTC](https://www.thethingsnetwork.org/forum/t/gps-tracking-with-lora-and-display-on-mobile-application/33612 "2020-02-04T11:45:54Z")
Hello everyone. I have some question. How do i sent my position data that receive from gps module and display on my mobile application. I think i will connect lora device with gps module and arduino board and then send… --- ## [LoRa specifications, variing definitions of DevAddr](https://www.thethingsnetwork.org/forum/t/lora-specifications-variing-definitions-of-devaddr/33853)
**Author:** [@joaumms](https://www.thethingsnetwork.org/forum/u/joaumms)\ **Replies:** 3\ **Last updated:** [January 30, 2020, 7:26pm UTC](https://www.thethingsnetwork.org/forum/t/lora-specifications-variing-definitions-of-devaddr/33853 "2020-01-30T19:26:08Z")
Hi, right now LoRa 1.0.3 and 1.1 are published as well as LoRa backend interfaces v1.0: https://lora-alliance.org/sites/default/files/2018-07/lorawan1.0.3.pdf https://lora-alliance.org/sites/default/files/2018-04/lora… --- ## [Lora Frequency 868MHZ for Military use in ITaly?](https://www.thethingsnetwork.org/forum/t/lora-frequency-868mhz-for-military-use-in-italy/18325)
**Author:** [@Lenz82](https://www.thethingsnetwork.org/forum/u/Lenz82)\ **Replies:** 8\ **Last updated:** [January 29, 2020, 9:09am UTC](https://www.thethingsnetwork.org/forum/t/lora-frequency-868mhz-for-military-use-in-italy/18325 "2020-01-29T09:09:08Z")
Hello, Is it true that the LORA Alliance is looking for guidelines in the Italian market because the military wants to claim the 868 frequency? Online i can´t find something… someone has heard or seen siomething like t… --- ## [ABP authenticate method as strategy for private networks / rural areas](https://www.thethingsnetwork.org/forum/t/abp-authenticate-method-as-strategy-for-private-networks-rural-areas/33337)
**Author:** [@tom-iotexperts](https://www.thethingsnetwork.org/forum/u/tom-iotexperts)\ **Replies:** 2\ **Last updated:** [January 15, 2020, 12:00pm UTC](https://www.thethingsnetwork.org/forum/t/abp-authenticate-method-as-strategy-for-private-networks-rural-areas/33337 "2020-01-15T12:00:50Z")
Hi guys Perhaps you can help me think this through, a client of mine is installing sensors on single gateway deployments for agri-tech purposes. The gateways are on LTE backhaul and Solar power. So GW downtime and net… --- ## [What happens if someone does not follow the guidelines?](https://www.thethingsnetwork.org/forum/t/what-happens-if-someone-does-not-follow-the-guidelines/15298)
**Author:** [@marioz](https://www.thethingsnetwork.org/forum/u/marioz)\ **Replies:** 26\ **Last updated:** [December 10, 2019, 9:30pm UTC](https://www.thethingsnetwork.org/forum/t/what-happens-if-someone-does-not-follow-the-guidelines/15298 "2019-12-10T21:30:36Z")
Hello, the more you get in the topic, the more questions come up… What can be done if the neighbor sends every 2 seconds in SF12 on all channels? What happens when the frequencies are full / overloaded? Can someone lo… --- ## [Only activation, No uplinks downlink,ack received on TTN Console](https://www.thethingsnetwork.org/forum/t/only-activation-no-uplinks-downlink-ack-received-on-ttn-console/20867)
**Author:** [@amir\_sarla](https://www.thethingsnetwork.org/forum/u/amir_sarla)\ **Replies:** 16\ **Last updated:** [November 26, 2019, 6:27pm UTC](https://www.thethingsnetwork.org/forum/t/only-activation-no-uplinks-downlink-ack-received-on-ttn-console/20867 "2019-11-26T18:27:33Z")
Hello, We are making some Lora based device for US and stuck at some point. We are using Lora1276 module from NiceRF. We are using STM32L073 microcontroller and Lora1276 and sends data over TTN. We had used this micr… --- ## [Industrial IoT, low volume data transfer between two points (modbus)](https://www.thethingsnetwork.org/forum/t/industrial-iot-low-volume-data-transfer-between-two-points-modbus/31383)
**Author:** [@Rads](https://www.thethingsnetwork.org/forum/u/Rads)\ **Replies:** 1\ **Last updated:** [November 2, 2019, 3:17pm UTC](https://www.thethingsnetwork.org/forum/t/industrial-iot-low-volume-data-transfer-between-two-points-modbus/31383 "2019-11-02T15:17:26Z")
I’m trying to evaluate the options when trying to send IoT data between two sites. I have a low volume application that is considering modbus comms over a GSM VPN, but operating costs are high for such low volume data l… --- ## [Dealing with incidents within TTN](https://www.thethingsnetwork.org/forum/t/dealing-with-incidents-within-ttn/29954)
**Author:** [@LanMarc77](https://www.thethingsnetwork.org/forum/u/LanMarc77)\ **Replies:** 26\ **Last updated:** [September 18, 2019, 1:33am UTC](https://www.thethingsnetwork.org/forum/t/dealing-with-incidents-within-ttn/29954 "2019-09-18T01:33:51Z")
Dear community, from time to time technology fails us. Whenever situations like this happen with the backend someone from TTI will fix it. If this happens with our gateways and infrastructure we do the service. From wh… --- ## [Other available formats](https://www.thethingsnetwork.org/forum/t/other-available-formats/29571)
**Author:** [@Hemanth](https://www.thethingsnetwork.org/forum/u/Hemanth)\ **Replies:** 16\ **Last updated:** [September 5, 2019, 3:36pm UTC](https://www.thethingsnetwork.org/forum/t/other-available-formats/29571 "2019-09-05T15:36:21Z")
I’m searching if there are any other formats that are currently being used by the sensors to communicate apart from hexadecimal. And what other formats are available for encoding/decoding other than cayennelpp, openAMR-M… --- ## [What is the communication distance when LoRaWAN is built?](https://www.thethingsnetwork.org/forum/t/what-is-the-communication-distance-when-lorawan-is-built/27910)
**Author:** [@jungjaeho](https://www.thethingsnetwork.org/forum/u/jungjaeho)\ **Replies:** 3\ **Last updated:** [July 9, 2019, 12:30pm UTC](https://www.thethingsnetwork.org/forum/t/what-is-the-communication-distance-when-lorawan-is-built/27910 "2019-07-09T12:30:29Z")
I would like to build LoRaWAN using Dragino LoRa Shield (for Arduino) and Dragino LoRa / GPS HAT (for Raspberry Pi). Can anyone tell me how long the communication distance is when LoRaWAN is built? --- ## [Does LoRaWAN need to have a common Frequency Worldwide?](https://www.thethingsnetwork.org/forum/t/does-lorawan-need-to-have-a-common-frequency-worldwide/26594)
**Author:** [@m2mlorawan](https://www.thethingsnetwork.org/forum/u/m2mlorawan)\ **Replies:** 12\ **Last updated:** [June 4, 2019, 5:36pm UTC](https://www.thethingsnetwork.org/forum/t/does-lorawan-need-to-have-a-common-frequency-worldwide/26594 "2019-06-04T17:36:37Z")
I think for a new standard of LoRaWAN, involved people should concern about this limitation. When we take our smart phone with Wifi and Bluetooth to anywhere in the world, we still can use it. Why LoRaWAN equipment is no… --- ## [LoRa and alternatives for Industrial IOT? Limitations? Use Cases?](https://www.thethingsnetwork.org/forum/t/lora-and-alternatives-for-industrial-iot-limitations-use-cases/24862)
**Author:** [@chbla](https://www.thethingsnetwork.org/forum/u/chbla)\ **Replies:** 11\ **Last updated:** [April 29, 2019, 9:19am UTC](https://www.thethingsnetwork.org/forum/t/lora-and-alternatives-for-industrial-iot-limitations-use-cases/24862 "2019-04-29T09:19:06Z")
Hi there, A general question regarding LoRa and alternatives regarding Industrial IOT usecases. Imagine the following scenario: Having a production plant with machines, running local (on device) statistics we want to … --- ## [Is there a Things network IRC channel?](https://www.thethingsnetwork.org/forum/t/is-there-a-things-network-irc-channel/22211)
**Author:** [@mrpackethead](https://www.thethingsnetwork.org/forum/u/mrpackethead)\ **Replies:** 6\ **Last updated:** [February 5, 2019, 9:07am UTC](https://www.thethingsnetwork.org/forum/t/is-there-a-things-network-irc-channel/22211 "2019-02-05T09:07:18Z")
The topic is the question… But i need 50 characters… Is there a things network irc channel --- ## [LICENSING do and don't](https://www.thethingsnetwork.org/forum/t/licensing-do-and-dont/21129)
**Author:** [@BoRRoZ](https://www.thethingsnetwork.org/forum/u/BoRRoZ)\ **Replies:** 19\ **Last updated:** [January 10, 2019, 10:08am UTC](https://www.thethingsnetwork.org/forum/t/licensing-do-and-dont/21129 "2019-01-10T10:08:02Z")
Last weeks there is some confusion about the use and interpretation of certain open source license types in relation to 3D printer designs. We hope that we can ‘clear the air’ in this topic and ask (legal?) specialists … --- ## [Send double/float data via OTAA](https://www.thethingsnetwork.org/forum/t/send-double-float-data-via-otaa/11549)
**Author:** [@Yamaha](https://www.thethingsnetwork.org/forum/u/Yamaha)\ **Replies:** 9\ **Last updated:** [January 10, 2019, 7:34am UTC](https://www.thethingsnetwork.org/forum/t/send-double-float-data-via-otaa/11549 "2019-01-10T07:34:33Z")
Hello Everyone, I want to send double or float data via OTAA the given example is sending just a string and character array. Can somebody please tell me how can i send double value via lora packet ? for example ( temp … --- ## [Experiences with custom end devices and LoRaWAN](https://www.thethingsnetwork.org/forum/t/experiences-with-custom-end-devices-and-lorawan/19348)
**Author:** [@nootropicdesign](https://www.thethingsnetwork.org/forum/u/nootropicdesign)\ **Replies:** 1\ **Last updated:** [November 1, 2018, 7:02pm UTC](https://www.thethingsnetwork.org/forum/t/experiences-with-custom-end-devices-and-lorawan/19348 "2018-11-01T19:02:26Z")
Hi, I’m new to this forum but wanted to share some recent experiences. I set out to learn about LoRaWAN networking and in the process developed my own end devices because I wanted a more powerful microcontroller and want… --- ## [Thethings.meshed.com.au Vs thethingsnetwork.org](https://www.thethingsnetwork.org/forum/t/thethings-meshed-com-au-vs-thethingsnetwork-org/17107)
**Author:** [@Zukjeff](https://www.thethingsnetwork.org/forum/u/Zukjeff)\ **Replies:** 5\ **Last updated:** [August 29, 2018, 8:22pm UTC](https://www.thethingsnetwork.org/forum/t/thethings-meshed-com-au-vs-thethingsnetwork-org/17107 "2018-08-29T20:22:22Z")
1st Post , 1st Dev, 1st App After treading on several land mines I have my Heltec ESP32 working on Au915 to TTN via Meshed. I had to move from thethingsnetwork.org to the thethings.meshed.com.au console to be able to a… --- ## [OTAA Security](https://www.thethingsnetwork.org/forum/t/otaa-security/16716)
**Author:** [@stephenb123](https://www.thethingsnetwork.org/forum/u/stephenb123)\ **Replies:** 3\ **Last updated:** [August 10, 2018, 7:58pm UTC](https://www.thethingsnetwork.org/forum/t/otaa-security/16716 "2018-08-10T19:58:57Z")
Hi, I’m a beginner with Lora just playing around with my own gateway setup. OTAA seems like it’s obviously the slickest way to go, however I’m not sure I completely understand whether it’s secure. AFAICT, there can’t b… --- ## [Always receiving DL in RX2](https://www.thethingsnetwork.org/forum/t/always-receiving-dl-in-rx2/16636)
**Author:** [@ls\_fml](https://www.thethingsnetwork.org/forum/u/ls_fml)\ **Replies:** 3\ **Last updated:** [August 8, 2018, 8:25pm UTC](https://www.thethingsnetwork.org/forum/t/always-receiving-dl-in-rx2/16636 "2018-08-08T20:25:01Z")
Hello, after a few tests I realized that I receive all DL in the RX2. In another forum post (Gateway Latency - #3 by htdvisser) I read that TTN now prefers RX1 over RX2. So I can not explain why I never use RX1. Is ther… --- ## [Packets being dropped due to bad CRC](https://www.thethingsnetwork.org/forum/t/packets-being-dropped-due-to-bad-crc/15971)
**Author:** [@cmcquinn](https://www.thethingsnetwork.org/forum/u/cmcquinn)\ **Replies:** 1\ **Last updated:** [July 17, 2018, 9:49pm UTC](https://www.thethingsnetwork.org/forum/t/packets-being-dropped-due-to-bad-crc/15971 "2018-07-17T21:49:46Z")
I have a Things Gateway, and am using a Wisen Whisper node with it. The whisper node is running the Arduino-LMIC library, configured to use the US915 frequency and OTAA. My pinmap is as follows: // Pin mapping const lmi… --- ## [Why are there some downlinks with no payload?](https://www.thethingsnetwork.org/forum/t/why-are-there-some-downlinks-with-no-payload/15915)
**Author:** [@s54mtb](https://www.thethingsnetwork.org/forum/u/s54mtb)\ **Replies:** 2\ **Last updated:** [July 15, 2018, 9:28pm UTC](https://www.thethingsnetwork.org/forum/t/why-are-there-some-downlinks-with-no-payload/15915 "2018-07-15T21:28:07Z")
Hi, I am testing multiple end devices on my desk at the same time. The payload is short and uplinked every 30 seconds. From time to time some of the devices receive downlink with zero length payload on port 0. In the co… [Previous page](https://www.thethingsnetwork.org/forum/c/lorawan/123.md?page=1) [Next page](https://www.thethingsnetwork.org/forum/c/lorawan/123.md?page=3)