<
From version < 98.13 >
edited by Xiaoling
on 2022/05/07 17:01
To version < 91.1 >
edited by Xiaoling
on 2022/05/06 16:26
>
Change comment: There is no comment for this version

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Content
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2 +
1 1  (% style="text-align:center" %)
2 2  [[image:Main.User Manual for All Gateway models.WebHome@pg1302.jpg]]
3 3  
4 4  
5 5  
8 +
9 +
10 +
11 +
6 6  **PG1302 LoRaWAN Concentrator User Manual**
7 7  
8 8  
9 9  
16 +
17 +
10 10  {{toc/}}
11 11  
12 12  
21 +----
22 +
13 13  (% class="wikigeneratedid" id="H" %)
14 14  (((
15 15  
... ... @@ -19,15 +19,84 @@
19 19  
20 20  ==== 1.1 What is PG1302 LoRaWAN Concentrator? ====
21 21  
22 -The PG1302 is a multi-channel high performance transmitter/receiver designed to simultaneously receive several LoRa packets using random spreading factors on random channels. Its goal is to enable robust connection between a central wireless data concentrator and a massive amount of wireless end-points spread over a very wide range of distances.
32 +(((
33 +(((
34 +(((
35 +(((
36 + The PG1302 is a multi-channel high performance transmitter/receiver designed to simultaneously receive several
37 +)))
38 +)))
23 23  
40 +(((
41 +(((
42 + LoRa packets using random spreading factors on random channels. Its goal is to enable robust connection
43 +)))
24 24  
25 -The PG1302 is design to use with Raspberry Pi to build smart metering fixed networks and Internet of Things applications with up to 5000 nodes per km2 in moderately interfered environment.
45 +(((
46 + between a central wireless data concentrator and a massive amount of wireless end-points spread over
47 +)))
26 26  
49 +(((
50 + a very wide range of distances.
51 +)))
52 +)))
53 +)))
27 27  
28 -PG1302 is fully compatible with RPi3/4, users can use the pre-build OS from Dragino to set up and easy to use the module by Web UI. Or install the raw lorawan driver in the exist OS.
55 +(((
56 +(((
57 +(((
58 +
59 +)))
60 +)))
61 +)))
62 +)))
29 29  
64 +(((
65 +(((
66 +(((
67 +(((
68 + The PG1302 is design to use with Raspberry Pi to build smart metering fixed networks and Internet of Things
69 +)))
70 +)))
30 30  
72 +(((
73 +(((
74 + applications with up to 5000 nodes per km2 in moderately interfered environment.
75 +)))
76 +)))
77 +)))
78 +
79 +(((
80 +(((
81 +(((
82 +
83 +)))
84 +)))
85 +)))
86 +)))
87 +
88 +(((
89 +(((
90 +(((
91 +(((
92 + PG1302 is fully compatible with RPi3/4, users can use the pre-build OS from Dragino to set up and easy to use the
93 +)))
94 +)))
95 +
96 +(((
97 +(((
98 + module by Web UI. Or install the raw lorawan driver in the exist OS.
99 +)))
100 +)))
101 +)))
102 +)))
103 +
104 +(((
105 +(((
106 +
107 +)))
108 +)))
109 +
31 31  ==== 1.2 Features ====
32 32  
33 33  * Base on Semtech SX1302 solution
... ... @@ -51,12 +51,19 @@
51 51  
52 52  ==== 1.5 LEDs ====
53 53  
133 +(((
54 54   TX: Blink when transmit a packet
135 +)))
136 +
137 +(((
55 55   RX: Blink when receive a packet
139 +)))
140 +
141 +(((
56 56   Config: Always ON
143 +)))
57 57  
58 58  
59 -
60 60  ==== 1.6 Power Consumption ====
61 61  
62 62   TBD
... ... @@ -76,9 +76,14 @@
76 76  ==== 2.1 System structure ====
77 77  
78 78  (((
79 -This example is an example to show how to set up the PG1302 + RPi as a LoRaWAN gateway to use with [[TheThingsNetwork>>url:http://www.thethingsnetwork.org/]](TTN) LoRaWAN server. Set up method for other server are similar.
165 + This example is an example to show how to set up the PG1302 + RPi as a LoRaWAN gateway to use with
80 80  )))
81 81  
168 +(((
169 + [[TheThingsNetwork>>url:http://www.thethingsnetwork.org/]](TTN) LoRaWAN server. Set up method for other server are similar.
170 +)))
171 +
172 +(% style="text-align:center" %)
82 82  [[image:1651743698677-436.png||height="457" width="686"]]
83 83  
84 84  
... ... @@ -85,8 +85,9 @@
85 85  
86 86  ==== 2.2 Hardware Installation ====
87 87  
88 -**Important Notice: **Please power the RPI with 5V,3A cable.
179 +**~ Important Notice: **Please power the RPI with 5V,3A cable.
89 89  
181 +(% style="text-align:center" %)
90 90  [[image:1651743803032-803.png]]
91 91  
92 92  
... ... @@ -93,7 +93,7 @@
93 93  
94 94  === 3. Install the software? ===
95 95  
96 -There are two ways to install software in RPi4 to use PG1302.
188 + There are two ways to install software in RPi4 to use PG1302.
97 97  
98 98  * Flash SD card with Dragino pre-build image which support Web UI.
99 99  * Install lora packet forwarder in existing RPi OS.
... ... @@ -102,19 +102,16 @@
102 102  
103 103  ==== 4.1 Download the dragino image for RPI ====
104 104  
105 -(((
106 -Download PG1302_for_Rpi4_64_with_webui from
107 -)))
197 + Download PG1302_for_Rpi4_64_with_webui from
108 108  
109 -(((
110 -[[https:~~/~~/www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0>>https://www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0]]
111 -)))
199 + [[https:~~/~~/www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0>>https://www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0]]
112 112  
113 113  
114 114  ==== 4.2 Flash the image to SD card ====
115 115  
116 -Flash the image to SD card:
204 + Flash the image to SD card:
117 117  
206 +(% style="text-align:center" %)
118 118  [[image:1651744119133-233.png||height="373" width="621"]]
119 119  
120 120   Note: Download the flash tool following this link
... ... @@ -124,12 +124,39 @@
124 124  
125 125  ==== 4.3 Access the Linux console ====
126 126  
127 -Connect the RPI Ethernet port to your router, RPi will obtain an IP address from your router. In the router’s management portal, you should be able to find what IP address the router has assigned to the RPI. You can use this IP to connect the WEB UI or SSH access of RPI. Make sure your PC and the RPI is in the same network, then use a SSH tool (such as [[putty>>url:http://www.chiark.greenend.org.uk/~~sgtatham/putty/download.html]]) to access it. Below are screenshots
216 +(((
217 +(((
218 +(((
219 + Connect the RPI Ethernet port to your router, RPi will obtain an IP address from your router. In the router’s
220 +)))
128 128  
222 +(((
223 + management portal, you should be able to find what IP address the router has assigned to the RPI. You can
224 +)))
225 +
226 +(((
227 + use this IP to connect the WEB UI or SSH access of RPI.
228 +)))
229 +)))
230 +
231 +(((
232 +(((
233 + Make sure your PC and the RPI is in the same network, then use a SSH tool (such as [[putty>>url:http://www.chiark.greenend.org.uk/~~sgtatham/putty/download.html]]) to access it.
234 +)))
235 +
236 +(((
237 + Below are screenshots
238 +)))
239 +)))
240 +)))
241 +
242 +
243 +(% style="text-align:center" %)
129 129  [[image:1651744193675-591.png||height="450" width="466"]]
130 130  
131 -The account details for Web Login are:
132 132  
247 + The account details for Web Login are:
248 +
133 133  **~ User Name: root**
134 134  
135 135  **~ Password:   dragino**
... ... @@ -139,8 +139,10 @@
139 139  
140 140  **~ Pi/dragino**
141 141  
142 -After log in, you will be in the Linux console and type command here.
143 143  
259 + After log in, you will be in the Linux console and type command here.
260 +
261 +(% style="text-align:center" %)
144 144  [[image:1651744358515-107.png||height="366" width="581"]]
145 145  
146 146  
... ... @@ -148,30 +148,19 @@
148 148  
149 149  ===== 4.4.1 Home page =====
150 150  
151 -(((
152 -Open a browser on the PC and type the RPI ip address
153 -)))
269 + Open a browser on the PC and type the RPI ip address
154 154  
155 -(((
156 156   [[http:~~/~~/IP_ADDRESS** **>>url:http://192.168.1.xx/]] (If the IP is assigned by uplink router)
157 -)))
158 158  
159 -(((
160 -You will see the login interface of RPI as shown below.
161 -)))
273 + You will see the login interface of RPI as shown below.
162 162  
163 -(((
164 -The account details for Web Login are:
165 -)))
275 + The account details for Web Login are:
166 166  
167 -(((
168 168  **~ User Name: root**
169 -)))
170 170  
171 -(((
172 172  **~ Password:   dragino**
173 -)))
174 174  
281 +(% style="text-align:center" %)
175 175  [[image:1651744457761-993.png||height="352" width="621"]]
176 176  
177 177  
... ... @@ -178,24 +178,29 @@
178 178  ===== 4.4.2 LoRa Page =====
179 179  
180 180  (((
181 -This page shows the LoRa Radio Settings. There are a set of default frequency band according to LoRaWAN protocol, and user can customize the band* as well.
288 + This page shows the LoRa Radio Settings. There are a set of default frequency band according to LoRaWAN
182 182  )))
183 183  
291 +(((
292 + protocol, and user can customize the band* as well.
293 +)))
294 +
295 +(% style="text-align:center" %)
184 184  [[image:1651744554845-970.png||height="328" width="621"]]
185 185  
186 -Different PG1302 hardware version can support different frequency range:
298 + Different PG1302 hardware version can support different frequency range:
187 187  
188 -➢ 868: valid frequency: 863Mhz ~~ 870Mhz. for bands EU868, RU864, IN865 or KZ865.
300 + ➢ 868: valid frequency: 863Mhz ~~ 870Mhz. for bands EU868, RU864, IN865 or KZ865.
189 189  
190 -➢ 915: valid frequency: 902Mhz ~~ 928Mhz. for bands US915, AU915, AS923 or KR920
302 + ➢ 915: valid frequency: 902Mhz ~~ 928Mhz. for bands US915, AU915, AS923 or KR920
191 191  
192 -After user choose the frequency plan, he can see the actually frequency in used by checking the
304 + After user choose the frequency plan, he can see the actually frequency in used by checking the
193 193  
194 -page LogRead ~-~-> LoRa Log
306 + page LogRead ~-~-> LoRa Log
195 195  
196 -Note *: See this instruction for how to customize frequency band
308 + Note *: See this instruction for how to customize frequency band
197 197  
198 -[[http:~~/~~/wiki.dragino.com/index.php?title=Customized_Frequency_Band_for_Gateway>>url:http://wiki.dragino.com/index.php?title=Customized_Frequency_Band_for_Gateway]]
310 + [[http:~~/~~/wiki.dragino.com/index.php?title=Customized_Frequency_Band_for_Gateway>>url:http://wiki.dragino.com/index.php?title=Customized_Frequency_Band_for_Gateway]]
199 199  
200 200  
201 201  ===== 4.4.3 LoRaWAN Page =====
... ... @@ -202,20 +202,23 @@
202 202  
203 203  ====== 4.4.3.1 Semtech UDP ======
204 204  
317 +
318 +(% style="text-align:center" %)
205 205  [[image:1651744767914-283.png||height="352" width="621"]]
206 206  
207 -Note *: See this instruction for how to configure TTN.
321 + Note *: See this instruction for how to configure TTN.
208 208  
209 -[[https:~~/~~/wiki.dragino.com/index.php?title=Notes_for_TTN>>url:https://wiki.dragino.com/index.php?title=Notes_for_TTN||style="background-color: rgb(255, 255, 255);"]]
323 + [[https:~~/~~/wiki.dragino.com/index.php?title=Notes_for_TTN>>url:https://wiki.dragino.com/index.php?title=Notes_for_TTN||style="background-color: rgb(255, 255, 255);"]]
210 210  
211 211  
212 212  ====== 4.4.3.2 Basic Station ======
213 213  
328 +(% style="text-align:center" %)
214 214  [[image:1651744890629-683.png||height="380" width="621"]]
215 215  
216 -Note *: See this instruction for how to configure TTN.
331 + Note *: See this instruction for how to configure TTN.
217 217  
218 -[[https:~~/~~/wiki.dragino.com/index.php?title=Notes_for_AWS-IoT-Core>>url:https://wiki.dragino.com/index.php?title=Notes_for_AWS-IoT-Core]]
333 + [[https:~~/~~/wiki.dragino.com/index.php?title=Notes_for_AWS-IoT-Core>>url:https://wiki.dragino.com/index.php?title=Notes_for_AWS-IoT-Core]]
219 219  
220 220  
221 221  ===== 4.4.4 LogRead =====
... ... @@ -222,22 +222,26 @@
222 222  
223 223  ====== 4.4.4.1 LoRa Log ======
224 224  
340 +(% style="text-align:center" %)
225 225  [[image:1651744955955-452.png||height="571" width="621"]]
226 226  
227 -Show the frequency for LoRa Radio and traffics.
343 + Show the frequency for LoRa Radio and traffics.
228 228  
229 229  
230 230  ====== 4.4.4.2 System Log ======
231 231  
232 -Show system log.
348 + Show system log.
233 233  
350 +(% style="text-align:center" %)
234 234  [[image:1651745003470-264.png||height="477" width="621"]]
235 235  
236 236  
354 +
237 237  ====== 4.4.4.3 Record Log ======
238 238  
239 -**Record the system log.**
357 +**~ Record the system log.**
240 240  
359 +(% style="text-align:center" %)
241 241  [[image:1651745069814-662.png||height="144" width="621"]]
242 242  
243 243  
... ... @@ -245,7 +245,7 @@
245 245  
246 246  ==== 5.1 OS requirement ====
247 247  
248 -RPI in this example is RPI model 4B with fresh Raspbian OS install.
367 + RPI in this example is RPI model 4B with fresh Raspbian OS install.
249 249  
250 250   pi@raspberrypi:~~$ cat /etc/os-release
251 251  
... ... @@ -270,61 +270,79 @@
270 270  
271 271  ==== 5.2 Get Gateway ID in Raspberry and input this in TTN v3. ====
272 272  
273 -In RPI, run below command to get a Gateway ID
392 + In RPI, run below command to get a Gateway ID
274 274  
275 -(% class="box infomessage" %)
276 -(((
277 - ifconfig eth0
278 -)))
394 + (% class="mark" %)ifconfig eth0
279 279  
396 +(% style="text-align:center" %)
280 280  [[image:1651745210205-512.png||height="130" width="621"]]
281 281  
282 282  (((
283 -We got the ether (eth0 MAC) address is b8:27:eb:49:62:bc). Add ffff at the end and remove “:” to get the gateway ID: b827ebxxxxbcffff.  Input this to TTN v3. Make sure to select legacy packet forwarder.
400 + We got the ether (eth0 MAC) address is b8:27:eb:49:62:bc). Add ffff at the end and remove “:” to get the
284 284  )))
285 285  
403 +(((
404 + gateway ID: b827ebxxxxbcffff.  Input this to TTN v3. Make sure to select legacy packet forwarder.
405 +)))
406 +
407 +(% style="text-align:center" %)
286 286  [[image:1651745267862-321.png||height="526" width="621"]]
287 287  
410 +
411 +
412 +(% style="text-align:center" %)
288 288  [[image:1651745306744-481.png||height="478" width="621"]]
289 289  
290 290  After set up, the status should show not connected as below:
291 291  
417 +(% style="text-align:center" %)
292 292  [[image:1651745366987-458.png||height="363" width="621"]]
293 293  
294 294  
295 295  ===== 5.2.1 Download and install LoRaWAN packet forwarder =====
296 296  
297 -Enable SPI and I2C first:
423 + Enable SPI and I2C first:
298 298  
299 -a)SPI needs to be enabled on the Raspberry Pi
425 + a)SPI needs to be enabled on the Raspberry Pi
300 300  
301 -Run sudo raspi-config to open the config window
427 + Run sudo raspi-config to open the config window
302 302  
429 +(% style="text-align:center" %)
303 303  [[image:1651745476754-240.png||height="235" width="631"]]
304 304  
432 +
433 +(% style="text-align:center" %)
305 305  [[image:image-20220505181135-1.png]]
306 306  
436 +(% style="text-align:center" %)
307 307  [[image:image-20220505181135-2.png]]
308 308  
309 -In RPI , Fist: Enter root account:
310 310  
440 +
441 +
442 + In RPI , Fist: Enter root account:
443 +
444 +(% style="text-align:center" %)
311 311  [[image:1651745583363-614.png]]
312 312  
313 313  
314 -and then run:
448 + and then run:
315 315  
316 -wget [[https:~~/~~/www.dragino.com/downloads/downloads/LoRa_Gateway/PG1302/software/auto_install.sh>>url:https://www.dragino.com/downloads/downloads/LoRa_Gateway/PG1302/software/auto_install.sh]]
450 + wget [[https:~~/~~/www.dragino.com/downloads/downloads/LoRa_Gateway/PG1302/software/auto_install.sh>>url:https://www.dragino.com/downloads/downloads/LoRa_Gateway/PG1302/software/auto_install.sh]]
317 317  
318 -chmod +x ./auto_install.sh
452 + chmod +x ./auto_install.sh
319 319  
320 -./auto_install.sh
454 + ./auto_install.sh
321 321  
456 +(% style="text-align:center" %)
322 322  [[image:1651745611629-818.png]]
323 323  
324 -This will download the packet forwarder package from Dragino Server to RPI, and start install the package.
325 325  
326 -You can get these output:
460 + This will download the packet forwarder package from Dragino Server to RPI, and start install the package.
327 327  
462 + You can get these output:
463 +
464 +(% style="text-align:center" %)
328 328  [[image:1651745657252-173.png||height="426" width="621"]]
329 329  
330 330  
... ... @@ -331,36 +331,52 @@
331 331  ===== 5.2.2 Config Gateway ID, Frequency Band and Server address =====
332 332  
333 333  (((
334 -After installation, user can find the configuration file in** /etc/lora/ **Replace the gateway ID we got above to the **gateway_ID** in file **local_conf.json.**
471 + After installation, user can find the configuration file in** /etc/lora/ **Replace the gateway ID we got above to the
335 335  )))
336 336  
337 337  (((
338 -The default LoRaWAN server points to localhost, user need to put the correct server address to the server_address field in file **local_conf.json**, like below.
475 +**~ gateway_ID** in file **local_conf.json**
339 339  )))
340 340  
478 +(((
479 + The default LoRaWAN server points to localhost, user need to put the correct server address to the
480 +)))
481 +
482 +(((
483 + server_address field in file **local_conf.json**, like below.
484 +)))
485 +
486 +(% style="text-align:center" %)
341 341  [[image:1651745709709-887.png||height="820" width="621"]]
342 342  
343 -User can find the TTN v3 server address from:
344 344  
345 -[[Server Addresses ~| The Things Stack for LoRaWAN (thethingsindustries.com)>>url:https://www.thethingsindustries.com/docs/getting-started/server-addresses/#deployments]]
490 + User can find the TTN v3 server address from:
346 346  
492 + [[Server Addresses ~| The Things Stack for LoRaWAN (thethingsindustries.com)>>url:https://www.thethingsindustries.com/docs/getting-started/server-addresses/#deployments]]
347 347  
348 -And the default frequency band is US915 in **global_conf.json** file.
349 349  
495 + And the default frequency band is US915 in **global_conf.json** file.
496 +
497 +(% style="text-align:center" %)
350 350  [[image:1651745838008-820.png||height="650" width="621"]]
351 351  
500 +
352 352  * If user want to change to other frequency bands, User can copy the file from **/etc/lora/cfg-302 **and put it into** /etc/lora/global_conf.json.**
353 353  
354 - 1).Chose your need the name of region frequency.
503 + 1).Chose your need the name of region frequency.
355 355  
505 +(% style="text-align:center" %)
356 356  [[image:1651745867516-322.png]]
357 357  
508 +
358 358   2). Use this command to copy it.
359 359  
360 360   cp /etc/lora/cfg-302/EU-global_conf.json /etc/lora/global_conf.json
361 361  
513 +(% style="text-align:center" %)
362 362  [[image:1651745984006-868.png]]
363 363  
516 +
364 364  * If user wants to change to other LoRaWAN server, modify the **global_conf.json** file.
365 365  
366 366  (% class="wikigeneratedid" %)
... ... @@ -371,51 +371,45 @@
371 371  ===== 5.2.3 Check result =====
372 372  
373 373  (((
374 -Run below command to restart the dragino_fwd:
527 + Run below command to restart the dragino_fwd:
375 375  )))
376 376  
377 377  (((
378 -(% class="box infomessage" %)
379 -(((
380 -sudo systemctl stop draginofwd
531 + sudo systemctl stop draginofwd
381 381  )))
382 382  
383 -(% class="box infomessage" %)
384 384  (((
385 -sudo systemctl start draginofwd
535 + sudo systemctl start draginofwd
386 386  )))
387 -)))
388 388  
389 389  (((
390 -debug check the ruing status of fwd:
539 + debug check the ruing status of fwd:
391 391  )))
392 392  
393 393  (((
394 -(% class="box infomessage" %)
395 -(((
396 -sudo systemctl status draginofwd
543 + sudo systemctl status draginofwd
397 397  )))
398 -)))
399 399  
546 +(% style="text-align:center" %)
400 400  [[image:1651746045057-414.png]]
401 401  
402 -The dragino_fwd will start with the new gateway ID and TTN v3 should show the connection ok:
403 403  
550 + The dragino_fwd will start with the new gateway ID and TTN v3 should show the connection ok:
551 +
552 +(% style="text-align:center" %)
404 404  [[image:1651746078253-168.png||height="372" width="621"]]
405 405  
406 406  
407 -We can check dragino_fwd running states in RPi by running:
556 + We can check dragino_fwd running states in RPi by running:
408 408  
409 -(% class="box infomessage" %)
410 -(((
411 - **// sudo journalctl -u draginofwd -f//**
412 -)))
558 + //**sudo journalctl -u draginofwd -f**//
413 413  
560 +(% style="text-align:center" %)
414 414  [[image:1651746111963-838.png]]
415 415  
416 - If there are LoRaWAN nodes transmitting nearby, we can see the traffic in TTN v3 –> Gateway ~-~-> Live data
563 + If there are LoRaWAN nodes transmits nearby, we can see the traffic in TTN v3 –> Gateway ~-~-> Live data
417 417  
418 -
565 +(% style="text-align:center" %)
419 419  [[image:1651746139304-966.png||height="326" width="621"]]
420 420  
421 421  
... ... @@ -429,7 +429,7 @@
429 429  
430 430  === 6. Order Info ===
431 431  
432 -Part Number: **PG1302-XX**  Or  Part Number: **PG1302-PI-XX   **(Include RPi converter board for RPI 3/4)
579 + Part Number: **PG1302-XX**  Or  Part Number: **PG1302-PI-XX   **(Include RPi converter board for RPI 3/4)
433 433  
434 434  **~ XX:**
435 435  
... ... @@ -440,19 +440,18 @@
440 440  === 7. Packing Info ===
441 441  
442 442  (((
443 -**PG1302 Package Includes**:
590 +**~ PG1302 Package Includes**:
444 444  )))
445 445  
446 -(((
447 -* PG1302 x 1
593 +* (((
594 +PG1302 x 1
448 448  )))
449 -
450 -(((
451 -* LoRa Antenna x 1
596 +* (((
597 +LoRa Antenna x 1
452 452  )))
453 453  
454 454  (((
455 -**PG1302-PI Package Includes**:
601 +**~ PG1302-PI Package Includes**:
456 456  )))
457 457  
458 458  * (((
... ... @@ -467,3 +467,17 @@
467 467  * (((
468 468  Screws to hole converter PCB on RPI.
469 469  )))
616 +
617 +=== 8. Reference ===
618 +
619 +* Datasheet, User Manual & Software Download:
620 +
621 + [[https:~~/~~/www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0>>url:https://www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0]]
622 +
623 +
624 +=== 9. Support ===
625 +
626 +* Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
627 +* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
628 +
629 + [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
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