<
From version < 104.5 >
edited by Xiaoling
on 2022/06/16 09:11
To version < 113.1 >
edited by Xiaoye
on 2023/03/24 15:01
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Xiaoye
Content
... ... @@ -14,56 +14,70 @@
14 14  
15 15  )))
16 16  
17 -= **1. Introduction** =
17 += 1. Introduction =
18 18  
19 -== **1.1 What is PG1302 LoRaWAN Concentrator?** ==
19 +== 1.1 What is PG1302 LoRaWAN Concentrator? ==
20 20  
21 21  
22 +(((
22 22  The PG1302 is a (% style="color:green" %)**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.
24 +)))
23 23  
26 +(((
24 24  The PG1302 is designed to use with Raspberry Pi to build smart metering fixed networks and Internet of Things applications with up to 5000 nodes per km2 in a moderately interfered environment.
28 +)))
25 25  
30 +(((
26 26  PG1302 is fully compatible with (% style="color:green" %)**RPi3/4 or Tinker Board**(%%), 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 existing OS.
32 +)))
27 27  
28 28  
29 -== **1.2 Features** ==
35 +== 1.2 Features ==
30 30  
37 +
31 31  * Base on Semtech SX1302 solution
32 -* Support Raspberry Pi 3B/3B+/4
39 +* Support Raspberry Pi 3B/3B+/4, TinkerBoard2/2S, Orange Pi Pc/PC PLUS.
33 33  * Up to -140dBm sensitivity
34 34  * Support 3.3v and 5v.
35 35  * Mini-PCIe Interface
36 36  * Converter board to support Raspberry Pi
37 37  
45 +== 1.3 General Interfaces for PG1302 ==
38 38  
39 39  
40 -== **1.3 General Interfaces** ==
41 -
42 42  * SPI interface for LoRa
43 43  * Power Input: 5v, 1A
44 44  * 1 x I-PEX for LoRa
51 +* Working Temperature: -40 ℃ ~~ 80℃
45 45  
53 +== 1.4 Pin Mapping ==
46 46  
47 47  
56 + [[image:1651743282627-547.png||height="402" width="425"]]
48 48  
49 -== **1.4 Pin Mapping** ==
50 50  
51 - [[image:1651743282627-547.png||height="402" width="425"]]
52 52  
53 -== **1.5 LEDs** ==
60 +== 1.5 LEDs ==
54 54  
55 - TX: Blink when transmit a packet
56 - RX: Blink when receive a packet
57 - Config: Always ON
58 58  
63 +(((
64 +TX: Blink when transmit a packet
65 +RX: Blink when receive a packet
66 +Config: Always ON
67 +)))
59 59  
60 -== **1.6 Power Consumption** ==
61 61  
62 - TBD
70 +== 1.6 Power Consumption ==
63 63  
64 64  
65 -== **1.7 Applications** ==
73 +<300mA @ 3.3v.
66 66  
75 +Detail Test Report see [[this link>>https://www.dropbox.com/sh/89virm4y0b02c7i/AAA-cgQEsSc8gNGFYAB0qZ_Za?dl=0]]
76 +
77 +
78 +== 1.7 Applications ==
79 +
80 +
67 67  * Smart Buildings & Home Automation
68 68  * Logistics and Supply Chain Management
69 69  * Smart Metering
... ... @@ -71,55 +71,73 @@
71 71  * Smart Cities
72 72  * Smart Factory
73 73  
88 += 2. Example: Set up as LoRaWAN gateway =
74 74  
90 +== 2.1 System structure ==
75 75  
76 -= **2. Example: Set up as LoRaWAN gateway.** =
77 77  
78 -== **2.1 System structure** ==
79 -
80 -
93 +(((
81 81  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.
82 82  
96 +
97 +)))
98 +
83 83  [[image:1651743698677-436.png||height="457" width="686"]]
84 84  
85 85  
86 -== **2.2 Hardware Installation** ==
102 +== 2.2 Hardware Installation ==
87 87  
104 +
88 88  (% style="color:red" %)**Important Notice: Please power the RPI with 5V,3A cable.**
89 89  
90 -[[image:1651743803032-803.png]]
107 +[[image:image-20220621104746-1.png||height="381" width="451"]]
91 91  
92 92  
93 -= **3. Install the software?** =
110 += 3. Install the software? =
94 94  
95 -There are two ways to install the software in RPi4 to use PG1302.
96 96  
113 +**Raspberry Pi 3B/3B+/4,**
114 +
97 97  * Flash SD card with Dragino pre-build image which supports Web UI.
98 98  * Install Lora packet forwarder in existing RPi OS.
99 99  
100 -= **4. Flash with pre-build image** =
118 +**TinkerBoard2/2S, **
101 101  
102 -== **4.1 Download the dragino image for RPI** ==
120 +* Install Dragino-FWD in the existing OS.
103 103  
104 -Download PG1302_for_Rpi4_64_with_webui from
105 -[[https:~~/~~/www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0>>https://www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0]]
122 +**Orange Pi PC/PC PLUS.**
106 106  
124 +* Install Dragino-FWD in the existing OS.
107 107  
108 -== **4.2 Flash the image to an SD card** ==
126 += 4. Flash with pre-build image =
109 109  
128 +== 4.1 Download the dragino image for RPI ==
129 +
130 +
131 +(((
132 +Download PG1302_for_Rpi4_64_with_webui from: [[https:~~/~~/www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0>>https://www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0]]
133 +)))
134 +
135 +
136 +== 4.2 Flash the image to an SD card ==
137 +
138 +
110 110  Flash the image to the SD card:
111 111  
112 112  [[image:1651744119133-233.png||height="373" width="621"]]
113 113  
114 - Note: Download the flash tool following this link
115 115  
116 - [[https:~~/~~/www.balena.io/etcher/>>https://www.balena.io/etcher/]]
144 +(% style="color:red" %)**Note: Download the flash tool following this link:**[[https:~~/~~/www.balena.io/etcher/>>https://www.balena.io/etcher/]]
117 117  
118 118  
119 -== **4.3 Access the Linux console** ==
147 +== 4.3 Access the Linux console ==
120 120  
121 -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
122 122  
150 +(((
151 +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
152 +)))
153 +
154 +
123 123  [[image:1651744193675-591.png||height="450" width="466"]]
124 124  
125 125  The account details for Web Login are:
... ... @@ -151,89 +151,105 @@
151 151  [[image:1651744358515-107.png||height="366" width="581"]]
152 152  
153 153  
154 -== **4.4 Access the WebUI of RPi4.** ==
186 +== 4.4 Access the WebUI of RPi4 ==
155 155  
156 -=== **4.4.1 Home page** ===
188 +=== 4.4.1 Home page ===
157 157  
158 -Open a browser on the PC and type the RPI ip address[[http:~~/~~/IP_ADDRESS** **>>url:http://192.168.1.xx/]] (If the IP is assigned by the uplink router)
190 +
191 +(((
192 +Open a browser on the PC and type the RPI ip address **http:~/~/IP_ADDRESS ** (If the IP is assigned by the uplink router)
159 159  You will see the login interface of RPI as shown below.
160 160  The account details for Web Login are:
195 +)))
161 161  
162 162  (((
163 163  **~ (% style="color:#0000ff" %)User Name: root(%%)**
164 164  (% style="color:#0000ff" %)** Password:   dragino**
200 +
201 +
165 165  )))
166 166  
167 167  [[image:1651744457761-993.png||height="352" width="621"]]
168 168  
169 169  
170 -=== **4.4.2 LoRa Page** ===
207 +=== 4.4.2 LoRa Page ===
171 171  
209 +
172 172  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.
173 173  
212 +
174 174  [[image:1651744554845-970.png||height="328" width="621"]]
175 175  
215 +
176 176  Different PG1302 hardware version can support different frequency range:
177 177  
178 -➢ 868: valid frequency: 863Mhz ~~ 870Mhz. for bands EU868, RU864, IN865 or KZ865.
218 +* (% style="color:red" %)**868: valid frequency: 863Mhz ~~ 870Mhz. for bands EU868, RU864, IN865 or KZ865.**
219 +* (% style="color:red" %)**915: valid frequency: 902Mhz ~~ 928Mhz. for bands US915, AU915, AS923 or KR920**
179 179  
180 - 915: valid frequency: 902Mhz ~~ 928Mhz. for bands US915, AU915, AS923 or KR920
221 +After user choose the frequency plan, he can see the actually frequency in used by checking the (% style="color:#037691" %)**page LogRead ~-~-> LoRa Log**
181 181  
182 -After user choose the frequency plan, he can see the actually frequency in used by checking the
223 +(% style="color:red" %)**Note *: [[See this instruction for how to customize frequency band>>doc:Main.How to customized LoRaWAN frequency band.WebHome]]**
183 183  
184 -page LogRead ~-~-> LoRa Log
185 185  
186 -Note *: [[See this instruction for how to customize frequency band>>doc:Main.How to customized LoRaWAN frequency band.WebHome]]
226 +=== 4.4.3 LoRaWAN Page ===
187 187  
228 +==== 4.4.3.1 Semtech UDP ====
188 188  
189 -=== **4.4.3 LoRaWAN Page** ===
190 190  
191 -==== **4.4.3.1 Semtech UDP** ====
192 -
193 193  [[image:1651744767914-283.png||height="352" width="621"]]
194 194  
195 -Note *: [[See this instruction for how to configure TTN>>doc:Main.Notes for TTN.WebHome]].
196 196  
234 +(% style="color:red" %)**Note *: [[See this instruction for how to configure TTN>>doc:Main.Notes for TTN.WebHome]].**
197 197  
198 -==== **4.4.3.2 Basic Station** ====
199 199  
237 +==== 4.4.3.2 Basic Station ====
238 +
239 +
200 200  [[image:1651744890629-683.png||height="380" width="621"]]
201 201  
202 -Note *: [[See this instruction for how to configure AWS-loT-Core>>doc:Main.AWS IoT Core for LoRaWAN.WebHome]].
203 203  
243 +(% style="color:red" %)**Note *: [[See this instruction for how to configure AWS-loT-Core>>doc:Main.AWS IoT Core for LoRaWAN.WebHome]].**
204 204  
205 -=== **4.4.4 LogRead** ===
206 206  
207 -==== **4.4.4.1 LoRa Log** ====
246 +=== 4.4.4 LogRead ===
208 208  
248 +==== 4.4.4.1 LoRa Log ====
249 +
250 +
209 209  [[image:1651744955955-452.png||height="571" width="621"]]
210 210  
253 +
211 211  Show the frequency for LoRa Radio and traffics.
212 212  
213 213  
214 -==== **4.4.4.2 System Log** ====
257 +==== 4.4.4.2 System Log ====
215 215  
259 +
216 216  Show system log.
217 217  
262 +
218 218  [[image:1651745003470-264.png||height="477" width="621"]]
219 219  
220 220  
221 -==== **4.4.4.3 Record Log** ====
266 +==== 4.4.4.3 Record Log ====
222 222  
268 +
223 223  **Record the system log.**
224 224  
271 +
225 225  [[image:1651745069814-662.png||height="144" width="621"]]
226 226  
227 227  
228 -= **5. Install stand-alone LoRa Packet Forwarder.** =
275 += 5. Install stand-alone LoRa Packet Forwarder =
229 229  
230 -== **5.1 OS requirement** ==
277 +== 5.1 OS requirement ==
231 231  
279 +
232 232  RPI in this example is RPI model 4B with fresh Raspbian OS install.
233 233  
234 234  (% class="box" %)
235 235  (((
236 - pi@raspberrypi:~~$ cat /etc/os-release
284 + pi@raspberrypi:~~$ cat /etc/os-release
237 237   PRETTY_NAME="Raspbian GNU/Linux 8 (jessie)"
238 238   NAME="Raspbian GNU/Linux"
239 239   VERSION_ID="8"
... ... @@ -247,20 +247,25 @@
247 247  
248 248  )))
249 249  
250 -== **5.2 Get Gateway ID in Raspberry and input this in TTN v3.** ==
251 251  
299 +== 5.2 Get Gateway ID in Raspberry and input this in TTN v3 ==
300 +
301 +
252 252  In RPI, run the below command to get a Gateway ID
253 253  
254 254  (% class="box infomessage" %)
255 255  (((
256 - ifconfig eth0
306 +**~ ifconfig eth0**
257 257  )))
258 258  
259 259  [[image:1651745210205-512.png||height="130" width="621"]]
260 260  
311 +
261 261  (((
262 262  (((
263 263  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.
315 +
316 +
264 264  )))
265 265  )))
266 266  
... ... @@ -268,52 +268,71 @@
268 268  
269 269  [[image:1651745306744-481.png||height="478" width="621"]]
270 270  
324 +
271 271  After set up, the status should show not connected as below:
272 272  
273 273  [[image:1651745366987-458.png||height="363" width="621"]]
274 274  
329 +
275 275  === 5.2.1 Download and install LoRaWAN packet forwarder ===
276 276  
332 +
277 277  Enable SPI and I2C first:
278 278  
279 -a)SPI needs to be enabled on the Raspberry Pi
335 +a)  SPI needs to be enabled on the Raspberry Pi
280 280  
281 -Run (% style="background-color:#dcdcdc" %)**sudo raspi-config**(%%) to open the config window
337 +Run (% style="background-color:yellow" %) **sudo raspi-config**(%%) to open the config window
282 282  
283 283  [[image:1651745476754-240.png||height="234" width="629"]]
284 284  
341 +
285 285  [[image:image-20220505181135-1.png]]
286 286  
344 +
287 287  [[image:image-20220505181135-2.png||height="229" width="622"]]
288 288  
347 +
348 +
289 289  In RPI, Fist: Enter the root account:
290 290  
291 291  (((
292 292  [[image:1651745583363-614.png||height="151" width="732"]]
353 +
354 +
293 293  )))
294 294  
295 -and then run:
296 296  
297 -(% style="background-color:#dcdcdc" %)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]]
358 +=== **5.2.2. Select the appropriate device version to download:** ===
298 298  
299 -(% style="background-color:#dcdcdc" %)chmod +x ./auto_install.sh
300 300  
301 -(% style="background-color:#dcdcdc" %)./auto_install.sh
302 -
303 303  (((
304 -[[image:1651745611629-818.png||height="225" width="729"]]
362 +**draginofwd-32bit (RPI, Orange PI)**
363 +
364 +wget https:~/~/www.dragino.com/downloads/downloads/LoRa_Gateway/PG1302/software/draginofwd-32bit.deb && dpkg -i draginofwd-32bit.deb
365 +
366 +
367 +**dragino-64bit (RPI, Orange PI)**
305 305  )))
306 306  
307 -This will download the packet forwarder package from Dragino Server to RPI, and start install the package.
370 +wget https:~/~/www.dragino.com/downloads/downloads/LoRa_Gateway/PG1302/software/draginofwd-64bit.deb && dpkg -i draginofwd-64bit.deb
308 308  
309 -You can get these output:
310 310  
373 +**dragino-tiker-32bit (Tinker Board)**
374 +
375 +wget https:~/~/www.dragino.com/downloads/downloads/LoRa_Gateway/PG1302/software/draginofwd-tinker-32bit.deb && dpkg -i draginofwd-tinker-32bit.deb
376 +
377 +
311 311  (((
312 -[[image:1651745657252-173.png||height="426" width="621"]]
379 +
380 +
381 +[[image:image-20220928181226-1.png||height="218" width="1100"]]
382 +
383 +
313 313  )))
314 314  
315 315  === 5.2.2 Config Gateway ID, Frequency Band and Server address ===
316 316  
388 +
317 317  (((
318 318  After installation, user can find the configuration file in** (% style="color:#0000ff" %)/etc/lora/ (%%)**Replace the gateway ID we got above to the (% style="color:#0000ff" %)**gateway_ID** (%%)in file (% style="color:#0000ff" %)**local_conf.json.**
319 319  )))
... ... @@ -320,34 +320,44 @@
320 320  
321 321  (((
322 322  The default LoRaWAN server points to localhost, user need to put the correct server address to the server_address field in file (% style="color:#0000ff" %)**local_conf.json**(%%), like below.
395 +
396 +
323 323  )))
324 324  
325 325  [[image:1651745709709-887.png||height="820" width="621"]]
326 326  
327 -User can find the TTN v3 server address from:
328 328  
329 -[[Server Addresses ~| The Things Stack for LoRaWAN (thethingsindustries.com)>>url:https://www.thethingsindustries.com/docs/getting-started/server-addresses/#deployments]]
402 +User can find the TTN v3 server address from: [[Server Addresses ~| The Things Stack for LoRaWAN (thethingsindustries.com)>>url:https://www.thethingsindustries.com/docs/getting-started/server-addresses/#deployments]]
330 330  
331 331  And the default frequency band is US915 in (% style="color:#0000ff" %)**global_conf.json**(%%) file.
332 332  
333 333  [[image:1651745838008-820.png||height="650" width="621"]]
334 334  
408 +
335 335  * If user want to change to other frequency bands, User can copy the file from(% style="color:#0000ff" %)** /etc/lora/cfg-302**(%%) ** **and put it into** (% style="color:#0000ff" %)/etc/lora/global_conf.json(%%).**
336 336  
337 - 1).Chose your need the name of region frequency.
411 +**~ 1). Chose your need the name of region frequency.**
338 338  
413 +
339 339  [[image:1651745867516-322.png||height="83" width="740"]]
340 340  
341 - 2). Use this command to copy it.
342 342  
343 - cp /etc/lora/cfg-302/EU-global_conf.json /etc/lora/global_conf.json
344 344  
418 +**~ 2). Use this command to copy it.**
419 +
420 +(% class="box infomessage" %)
421 +(((
422 +**cp /etc/lora/cfg-302/EU-global_conf.json /etc/lora/global_conf.json**
423 +)))
424 +
345 345  [[image:1651745984006-868.png||height="87" width="745"]]
346 346  
427 +
347 347  * If user wants to change to other LoRaWAN server, modify the (% style="color:#0000ff" %)**global_conf.json**(%%) file.
348 348  
349 349  === 5.2.3 Check result ===
350 350  
432 +
351 351  (((
352 352  Run below command to restart the dragino_fwd:
353 353  )))
... ... @@ -355,15 +355,16 @@
355 355  (((
356 356  (% class="box infomessage" %)
357 357  (((
358 -sudo systemctl stop draginofwd
440 +**sudo systemctl stop draginofwd**
359 359  )))
360 360  
361 361  (% class="box infomessage" %)
362 362  (((
363 -sudo systemctl start draginofwd
445 +**sudo systemctl start draginofwd**
364 364  )))
365 365  )))
366 366  
449 +
367 367  (((
368 368  debug check the ruing status of fwd:
369 369  )))
... ... @@ -371,32 +371,40 @@
371 371  (((
372 372  (% class="box infomessage" %)
373 373  (((
374 -sudo systemctl status draginofwd
457 +**sudo systemctl status draginofwd**
375 375  )))
376 376  )))
377 377  
378 378  [[image:1651746045057-414.png||height="193" width="729"]]
379 379  
463 +
464 +
380 380  The dragino_fwd will start with the new gateway ID and TTN v3 should show the connection ok:
381 381  
467 +
382 382  [[image:1651746078253-168.png||height="372" width="621"]]
383 383  
384 384  
471 +
385 385  We can check dragino_fwd running states in RPi by running:
386 386  
387 387  (% class="box infomessage" %)
388 388  (((
389 - sudo journalctl -u draginofwd -f
476 +**~ sudo journalctl -u draginofwd -f**
390 390  )))
391 391  
392 392  [[image:1651746111963-838.png||height="184" width="730"]]
393 393  
394 - If there are LoRaWAN nodes transmitting nearby, we can see the traffic in **TTN v3 –> Gateway ~-~-> Live data**
395 395  
482 +
483 + If there are LoRaWAN nodes transmitting nearby, we can see the traffic in (% style="color:#037691" %)**TTN v3 –> Gateway ~-~-> Live data**
484 +
396 396  [[image:1651746139304-966.png||height="326" width="621"]]
397 397  
487 +
398 398  === 5.2.4 Commands to handle service ===
399 399  
490 +
400 400  * (% style="color:#0000ff" %)**Stop** (%%)dragino_fwd service:  sudo systemctl stop draginofwd
401 401  * (% style="color:#0000ff" %)**Disable**(%%) dragino_fwd auto run after boot: sudo systemctl disable draginofwd
402 402  * (% style="color:#0000ff" %)**Start** (%%)dragino_fwd : sudo systemctl start draginofwd
... ... @@ -405,17 +405,20 @@
405 405  
406 406  = 6. Order Info =
407 407  
499 +
408 408  Part Number: (% style="color:#0000ff" %)**PG1302-XX**   (%%) Or  Part Number: (% style="color:#0000ff" %)**PG1302-PI-XX   **(%%)(Include RPi converter board for RPI 3/4)
409 409  
410 410  **~ (% style="color:#0000ff" %)XX:(%%)**
411 411  
412 -* (% style="color:#0000ff" %)**868** (%%)(For Bands: EU868,IN865)
413 -* (% style="color:#0000ff" %)**915** (%%)(For Bands: US915,AU915,AS923,KR920)
414 -* (% style="color:#0000ff" %)**470** (%%)(For Band: CN470)
504 +* (% style="color:red" %)**868** (%%)(For Bands: EU868,IN865)
505 +* (% style="color:red" %)**915** (%%)(For Bands: US915,AU915,AS923,KR920)
506 +* (% style="color:red" %)**470** (%%)(For Band: CN470)
415 415  
416 416  = 7. Packing Info =
417 417  
418 418  (((
511 +
512 +
419 419  **PG1302 Package Includes**:
420 420  )))
421 421  
... ... @@ -427,6 +427,8 @@
427 427  )))
428 428  
429 429  (((
524 +
525 +
430 430  **PG1302-PI Package Includes**:
431 431  )))
432 432  
... ... @@ -435,11 +435,17 @@
435 435  * RPi3/4 converter PCB
436 436  * Screws to hole converter PCB on RPI.
437 437  
534 +**PG1302-PI Dimension and weight: **
535 +
536 +* Device Size: 18 x 8 x 4 cm
537 +* Weight: 150g
538 +
438 438  (((
439 439  = 8. Support =
440 440  
542 +
441 441  (((
442 -If you are experiencing issues and cant solve, you can send mail to
544 +If you are experiencing issues and can't solve, you can send mail to
443 443  )))
444 444  
445 445  (((
... ... @@ -448,5 +448,8 @@
448 448  
449 449  (((
450 450  With your question as detail as possible. We will reply and help you in the shortest.
553 +
554 +
555 +
451 451  )))
452 452  )))
image-20220621104746-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Edwin
Size
... ... @@ -1,0 +1,1 @@
1 +861.7 KB
Content
image-20220928181226-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoye
Size
... ... @@ -1,0 +1,1 @@
1 +29.1 KB
Content
Copyright ©2010-2022 Dragino Technology Co., LTD. All rights reserved
Dragino Wiki v2.0