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...	...	@@ -338,29 +338,32 @@
338	338
339	339	(% class="box infomessage" %)
340	340	(((
341		-Change to ABP Mode: AT+NJM=0
	341	+**Change to ABP Mode: AT+NJM=0**
342	342	)))
343	343
344	344	(% class="box infomessage" %)
345	345	(((
346		-Change to fix frequency: AT+CHS=904900000
	346	+**Change to fix frequency: AT+CHS=904900000**
347	347	)))
348	348
349	349	(% class="box infomessage" %)
350	350	(((
351		-Change to fix DR: AT+DR=0
	351	+**Change to fix DR: AT+DR=0**
352	352	)))
353	353
354		-[[image:https://wiki.dragino.com/images/e/e6/Decrypt_a_LoRaWAN_Packet1.jpg||alt="Decrypt a LoRaWAN Packet1.jpg" height="607" width="558"]]
	354	+[[image:image-20220526165525-16.png]]
355	355
	356	+
356	356	2. In LG02 , configure to receive above message
357	357
358		-[[image:https://wiki.dragino.com/images/c/c3/Decrypt_a_LoRaWAN_Packet2.jpg||alt="Decrypt a LoRaWAN Packet2.jpg" height="337" width="558"]]
	359	+[[image:image-20220526165612-17.png]]
359	359
	361	+
360	360	In LG02 console, we can see the hex receive are:
361	361
362		-[[image:https://wiki.dragino.com/images/f/f1/Decrypt_a_LoRaWAN_Packet3.jpg||alt="Decrypt a LoRaWAN Packet3.jpg" height="179" width="558"]]
	364	+[[image:image-20220526171112-21.png]]
363	363
	366	+
364	364	3. Decode the info in web
365	365
366	366	[[https:~~/~~/lorawan-packet-decoder-0ta6puiniaut.runkit.sh>>url:https://lorawan-packet-decoder-0ta6puiniaut.runkit.sh/]]
...	...	@@ -375,7 +375,7 @@
375	375
376	376	[[https:~~/~~/lorawan-packet-decoder-0ta6puiniaut.runkit.sh/?data=40c1190126800100024926272bf18bbb6341584e27e23245&nwkskey=00000000000000000000000000000111&appskey=00000000000000000000000000000111>>url:https://lorawan-packet-decoder-0ta6puiniaut.runkit.sh/?data=40c1190126800100024926272bf18bbb6341584e27e23245&nwkskey=00000000000000000000000000000111&appskey=00000000000000000000000000000111]]
377	377
378		-[[image:https://wiki.dragino.com/images/7/77/Decrypt_a_LoRaWAN_Packet4.png||alt="Decrypt a LoRaWAN Packet4.png" height="390" width="558"]]
	381	+[[image:image-20220526171029-20.png]]
379	379
380	380	(((
381	381	The FRMPayload is the device payload.
...	...	@@ -386,6 +386,7 @@
386	386
387	387	Since firmware v1.8, LHT65 will send MAC command to request time, in the case if DR only support max 11 bytes, this MAC command will be bundled to a separate uplink payload with 0x00.
388	388
	392	+
389	389	= 9. Why do I see a "MIC Mismatch" error message from the server? =
390	390
391	391	(((
...	...	@@ -438,31 +438,62 @@
438	438
439	439	= 11. Why my Dev EUI and APP EUI is 0x000000000000, how to solve? =
440	440
	445	+(((
441	441	It is possible the keys is erased during upgrading of firmware. and the console output shows below after AT+CFG
	447	+)))
442	442
	449	+(((
443	443	AT+APPKEY=00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
	451	+)))
444	444
	453	+(((
445	445	AT+NWKSKEY=00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
	455	+)))
446	446
	457	+(((
447	447	AT+APPSKEY=00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
	459	+)))
448	448
	461	+(((
449	449	AT+APPEUI=00 00 00 00 00 00 00 00
	463	+)))
450	450
	465	+(((
	466	+
	467	+)))
451	451
	469	+(((
452	452	You can get the keys from the box sticker or send mail to Dragino Support to check keys with the provided SN number.
	471	+)))
453	453
	473	+(((
454	454	You can rewrites the keys by running commands in AT Console
	475	+)))
455	455
456		-For example：
	477	+(((
	478	+**For example：**
	479	+)))
457	457
	481	+(((
458	458	AT+APPKEY=85 41 47 20 45 58 28 14 16 82 A0 F0 80 0D DD EE
	483	+)))
459	459
	485	+(((
460	460	AT+NWKSKEY=AA CC B0 20 30 45 37 32 14 1E 14 93 E2 3B 20 11
	487	+)))
461	461
	489	+(((
462	462	AT+APPSKEY=11 23 02 20 30 20 30 60 80 20 20 30 30 20 10 10
	491	+)))
463	463
	493	+(((
464	464	AT+APPEUI=2C 45 47 E3 24 12 23 24
	495	+)))
465	465
	497	+(((
466	466	(Any combination of 16 bit codes can be used）
	499	+)))
467	467
468	468
	502	+(% class="wikigeneratedid" %)
	503	+