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...	...	@@ -16,15 +16,16 @@
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17	17	= 2. OTAA Join Behaviour =
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	19	+Since 005 LoRaWAN stack: One device boot or reset, it will
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20		-Since 005 LoRaWAN stack: to save battery, once boot, device will first make 200 tries for OTAA Join, the time period of two Join Requests will depends on the DR and the airtime requirement. After this 200 Join finish, device will send a join request every 20 minutes. If device reboot, it will do above loop again.
	21	+* First make 200 Join Requestes for OTAA Join, the interval of two Join Requests will depends on the DR and the airtime requirement.
	22	+* After 200 Join Requestes, if end node still not join successful, to save battery life, it will keep sending join request at the default uplink interval ( 20 minutes) .
	23	+* If device reboot, it will do above loop again.
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22		-(((
23	23	Since 005 LoRaWAN Stack:
24		-)))
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26		-* EU868 OTAA Join DR select. SF7->SF8->SF9->SF10->SF11->SF12; Each 3 attempts and then loop
27		-* US915 and AU915 OTAA Join procedure,. End node by default will use all 72 channels (All sub-bands) to join and it will be set to use the proper sub-band after Join success
	27	+* **EU868 OTAA Join DR Logic**. SF7->SF8->SF9->SF10->SF11->SF12; Each SF will make 3 attempts and then loop
	28	+* **US915 and AU915 OTAA Join procedure**,. End node by default will use all 72 channels (All sub-bands) to join and it will be set to use the proper sub-band after Join success
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29	29	= 3. Default Frequency Bands =
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