5 votes
Accepted

LoRaWAN roaming for overlapping networks

LoRaWAN has a feature called "macro-diversity", which allows more than one GW to demodulate the same uplink frame (UL). Multiple gateways receiving the same UL increases network resiliency ...
Alper Yegin's user avatar
4 votes
Accepted

LoRaWAN backhaul overheads over satellite or cellular

Indeed, having a Gateway-LNS backhaul with optimized signaling overhead is key for OPEX saving in case of cellular backhaul. It is even essential for backhaul connectivity over satellite. Actility's ...
Ramez Soss's user avatar
4 votes
Accepted

LoRaWAN end-to-end security with Over The Air Activation

Actually even in OTA (using Join) the LoRaWAN spec separates the network session key (used by the network server to verify checksums and potentially de-ambiguate colliding short DevAddr addresses into ...
Olivier HERSENT's user avatar
4 votes
Accepted

Firmware update over a LoRaWAN network

Yes, firmware updates are a big issue with LPWAN networks, because they do not have the downlink capacity to do device-per-device full firmware updates as you can do using e.g.: Bluetooth or WiFi. ...
Olivier HERSENT's user avatar
4 votes

Application Server - ThingPark - End to end security

You are right. Thingpark is doing much more than what a simple LNS is supposed to do. It is an advanced LPWAN connectivity platform including Network Server, Join Server, Reliable Multicast Server, ...
Norbert Herbert's user avatar
3 votes
Accepted

The impact of LoRaWAN repeated transmissions

What is the impact of repeated transmissions on the capacity of the LoRaWAN Network? Intuitively, it would seem that repeat transmissions just load the network... and this is what will happen with a ...
Olivier HERSENT's user avatar
3 votes
Accepted

LoRaWAN device leaving a network and then coming back... what Join behavior to expect?

LoRaWAN end devices have to cope with 2 different types of network connectivity issues: The device temporarily loses network connectivity. This can happen in the following example cases: There is no ...
Norbert Herbert's user avatar
3 votes
Accepted

Location Solver with LoRaWAN trackers

If you use only GPS geolocation or a local BLE location solver, then a cloud service is not required. However if you want to benefit from assisted-GPS, or WiFi geolocation, then the ThingPark Location ...
Olivier HERSENT's user avatar
3 votes

LoRaWAN backhaul overheads over satellite or cellular

Beyond the traffic generated by the devices of your network there are several other traffic components that generate load on the backhaul connectivity of your gateway. The complete list is the ...
Norbert Herbert's user avatar
2 votes

LoRaWAN backhaul overheads over satellite or cellular

This will probably depend on the protocol used for the backhaul. I have never looked into the details, but I most definitely wouldn't be surprised if some were a lot chattier than others. Taking the ...
jcaron's user avatar
  • 2,283
2 votes

Thingpark Enterprise question on Applications

We do have a set of REST APIs (named Dx-API) that will help you automate this type of mass-update tasks. From the ThingPark Enterprise UI, you can get access to the APIs from the "Help" ...
Bruno Regnier's user avatar
1 vote

Application Server - ThingPark - End to end security

When using the embedded Join Server, the ThingPark platform already knows the AppSKey because it computes it... rather than pretending it doesn't know it, in this case it decoded the frames for the AS ...
Olivier HERSENT's user avatar
1 vote
Accepted

LoRaWAN device not receiving Join Accept

There are several reasons that may cause a failed join procedure. The typical problems are the following:  The network server does not receive the Join Request because there are no LoRaWAN Gateways ...
Norbert Herbert's user avatar
1 vote

LoRaWAN device leaving a network and then coming back... what Join behavior to expect?

Here is the detailed behavior for Abeeway brand trackers. Network timeout monitoring Not receiving any downlink communication from the network is a serious symptom. It can mean that the tracker became ...
Olivier HERSENT's user avatar
1 vote

The impact of LoRaWAN repeated transmissions

Funny how I had never seen that setting, I always though retransmits only occurred for confirmed packets. That's similar to the Sigfox strategy. Note how the wording is different between e.g. 1.0.3 ...
jcaron's user avatar
  • 2,283
1 vote
Accepted

What are the datarate and ADR best practices for moving objects

LoRaWAN's ADR has a relative long convergence time, because the network server needs to collect data (SNR, packet error rate, etc.) from several uplink messages before it could calculate the ideal ...
Norbert Herbert's user avatar

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