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39	39	Console Output from Gateway to see packets between end node and server.
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42	42	(% style="color:blue" %)**3. Gateway Traffic Page in LoRaWAN Server**
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44	44	* If the Join Request packet arrive the gateway traffic in server? If not, check the internet connection and gateway LoRaWAN server settings.
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50	50	The Traffic for the End node in the server, use TTN as example
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	54	+
53	53	(% style="color:blue" %)**4. Data Page in LoRaWAN server**
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55	55	* If this data page shows the Join Request message from the end node? If not, most properly you have wrong settings in the keys. Keys in the server doesn't match the keys in End Node.
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59	59	The data for the end device set in server
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	63	+
61	61	[[image:image-20220526163732-5.png]]
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63	63	Check if OTAA Keys match the keys in device
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106	106	US915 Channels
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108	108	[[image:image-20220526163926-7.png]]
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110	110	AU915 Channels
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217		-
218	218	== 5.2 See Debug Info ==
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333		-
334	334	= 6. Downlink Issue ~-~- Packet REJECTED, unsupported frequency =
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447	447	= 10. Why i got the payload only with "0x00" or "AA~=~="? =
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449	449
450		-* If you are using US915, AU915 and AS923 frequencies.This is normal phenomenon.
	452	+**Why this happen:**
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452		-(((
453		-When using the frequency mentioned above, the server sometimes adjusts the rate of the node, because the node defaults to the adaptive rate.
454		-)))
	454	+For US915, AU915 or AS923 frequencies.It is possible because: .
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456		-(((
457		-When the server adjusts your node rate to 0, the maximum payload length is 11 bytes. The server sometimes sends an ADR packet to the node,and the node will reply to the server after receiving the ADR packet, but the number of payload bytes exceeds the limit,so it will send a normal uplink packet, and an additional 00 data packet.
458		-)))
	456	+When using the frequency mentioned above, the server sometimes adjusts the Data Rate (DR) of the node, because the end node has Adaptive Data Rate (ADR) Enabled.
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460		-* (((
461		-Solution: Use the decoder to filter out this 00 packet.
462		-)))
463		-* (((
464		-Some node decoders may not have filtering function, or you need decoders of other servers and formats. Please send an email to [[david.huang@dragino.cc>>mailto:david.huang@dragino.cc]]
	458	+When the server adjusts end node data rate to 0, the maximum payload length is 11 bytes. The server sometimes sends an ADR packet to the end node, and the node will reply to the server after receiving the ADR packet, but the number of payload bytes exceeds the limit, so it will send a normal uplink packet, and following an additional 00 data packet to handle this MAC command response.
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	461	+**How to solve:**
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468		-
469		-)))
	463	+Solution: Use the decoder to filter out this 0x00 packet.
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	465	+Some node decoders may not have the filter function, or you need decoders of other servers and formats. Please send an email to [[support@dragino.com>>mailto:support@dragino.com]]
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471	471	= 11. Why my Dev EUI and APP EUI is 0x000000000000, how to solve? =
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