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14	14	* TTN Frequency Band Settings: [[https:~~/~~/www.thethingsnetwork.org/docs/lorawan/frequency-plans.html>>url:https://www.thethingsnetwork.org/docs/lorawan/frequency-plans.html]]
15	15	* Frequency Bands vs Country List : Page 11 of [[LoRaWAN Regional Parameters RP2-1.0.3>>url:https://resources.lora-alliance.org/technical-specifications/rp2-1-0-3-lorawan-regional-parameters]]
16	16
	17	+
17	17	= 2. OTAA Join Behaviour =
18	18
19		-Since 005 LoRaWAN stack: One device boot or reset, it will
20	20
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.
	21	+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.
24	24
	23	+(((
25	25	Since 005 LoRaWAN Stack:
	25	+)))
26	26
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
	27	+* EU868 OTAA Join DR select. SF7->SF8->SF9->SF10->SF11->SF12; Each 3 attempts and then loop
	28	+* US915 and AU915 OTAA Join procedure,. End node by default will use all 72 channels to join and it will be set to use the proper sub-band after Join success
29	29
	30	+
30	30	= 3. Default Frequency Bands =
31	31
32	32	== 3.1 AS923 ==
...	...	@@ -72,6 +72,7 @@
72	72	** Uplink channels 1-8 (RX1)
73	73	** 923.2 - SF10BW125 (RX2)
74	74
	76	+
75	75	=== 3.1.3 AS923-2 ===
76	76
77	77
...	...	@@ -85,6 +85,7 @@
85	85	** Uplink channels 1-8 (RX1)
86	86	** 921.4 - SF10BW125 (RX2)
87	87
	90	+
88	88	=== 3.1.4 AS923-3 ===
89	89
90	90
...	...	@@ -98,6 +98,7 @@
98	98	** Uplink channels 1-8 (RX1)
99	99	** 916.6 - SF10BW125 (RX2)
100	100
	104	+
101	101	=== 3.1.5 AS923-4 ===
102	102
103	103
...	...	@@ -111,6 +111,7 @@
111	111	** Uplink channels 1-8 (RX1)
112	112	** 917.3 - SF10BW125 (RX2)
113	113
	118	+
114	114	== 3.2 AU915-928(AU915) ==
115	115
116	116
...	...	@@ -187,6 +187,7 @@
187	187	** 508.1 - SF7BW125 to SF12BW125
188	188	** 505.3 - SF12BW125 (RX2 downlink only)
189	189
	195	+
190	190	== 3.4 EU863-870 (EU868) ==
191	191
192	192
...	...	@@ -231,6 +231,7 @@
231	231	* 866.5850 - SF7BW125 to SF12BW125
232	232	* 866.7850 - SF7BW125 to SF12BW125
233	233
	240	+
234	234	== 3.6 KZ865 ==
235	235
236	236
...	...	@@ -245,6 +245,7 @@
245	245	** The RX1 receive window uses the same channel as the preceding uplink.
246	246	** The RX2 receive window uses a fixed frequency and data rate. The default parameters are 866.7MHz / DR0 (SF12, 125 kHz)​
247	247
	255	+
248	248	== 3.7 KR920-923 (KR920) ==
249	249
250	250
...	...	@@ -266,6 +266,7 @@
266	266	** Uplink channels 1-7(RX1)
267	267	** 921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
268	268
	277	+
269	269	== 3.8 MA869 ==
270	270
271	271
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286	286	** Uplink channels 1-9 (RX1)
287	287	** 869.525 - SF12BW125 (RX2 downlink only)
288	288
	298	+
289	289	== 3.9 US902-928 (US915) ==
290	290
291	291
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318	318	** 927.5 - SF7BW500 to SF12BW500
319	319	** 923.3 - SF12BW500(RX2 downlink only)
320	320
	331	+
321	321	=== 3.9.2 Latest firmware, Since [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]] ===
322	322
323	323
...	...	@@ -326,7 +326,7 @@
326	326	)))
327	327
328	328	(((
329		-So since **Since [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]]**, we have improved this, the end node will use frequency 1 from sub-band1, then frequency 1 from sub-band2, then frequency 1 from sub-band3, etc to process the OTAA join. In this case, the end node can support LoRaWAN servers with different subbands. To make sure the end node will only transmit the proper sub-band after OTAA Joined successfully, the end node will:
	340	+So since **Since [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]]**, we have improved this, the end node will use frequency 1 from sub-band1, then frequency 1 from sub-band2, then frequency 1 from sub-band3, etc to process the OTAA join, In this case, In this case, the end node can support LoRaWAN servers with different subbands. To make sure the end node will only transmit the proper sub-band after OTAA Joined successfully, the end node will:
330	330	)))
331	331
332	332	* (((
...	...	@@ -345,6 +345,7 @@
345	345	* TTN Frequency Band Settings: [[https:~~/~~/www.thethingsnetwork.org/docs/lorawan/frequency-plans.html>>url:https://www.thethingsnetwork.org/docs/lorawan/frequency-plans.html]]
346	346	* Loriot [[https:~~/~~/docs.loriot.io/display/LNS/Regional+Frequency+Plans>>url:https://docs.loriot.io/display/LNS/Regional+Frequency+Plans]]
347	347
	359	+
348	348	= 5. Subband Related questiones in US915, AU915, CN470 bands. =
349	349
350	350
...	...	@@ -358,6 +358,7 @@
358	358
359	359	* If Gateway choose (% style="color:blue" %)**Basic Station Mode**(%%) to connect to the LoRaWAN server. User can set the subband in the Server side and gateway will the correct subband from server. no need to set this in gateway. AWS-IoT, TTN, ChirpStack all supports Basic Station Connection.
360	360
	373	+
361	361	== 5.2 Set Subband in End Node ==
362	362
363	363