Last modified by Xiaoling on 2024/08/08 09:05
<
From version < 71.4 >
edited by Xiaoling
on 2022/07/21 18:02
To version < 81.1 >
edited by Kilight Cao
on 2023/03/13 10:53
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Title
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1 -Notes for cellular network connection
1 +Cellular network connection details and tips
Author
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1 -XWiki.Xiaoling
1 +XWiki.Kilight
Content
... ... @@ -23,6 +23,7 @@
23 23  [[image:image-20220527153544-2.png]]
24 24  
25 25  
26 +
26 26  = **2. How to Debug if Cellular connection fails** =
27 27  
28 28  
... ... @@ -29,6 +29,7 @@
29 29  //If there is a problem with the cellular connection. Please check the below points~://
30 30  
31 31  
33 +
32 32  == **2.1 Do you order the model with a cellular option** ==
33 33  
34 34  
... ... @@ -45,6 +45,7 @@
45 45  [[image:image-20220601110748-1.png]]
46 46  
47 47  
50 +
48 48  == **2.2 Do you input the SIM card correctly** ==
49 49  
50 50  
... ... @@ -77,8 +77,10 @@
77 77  [[image:image-20220527153827-5.png]]
78 78  
79 79  
83 +
80 80  == **2.3 Check dialing info** ==
81 81  
86 +
82 82  //run "**logread -f**" in gateway CLI。//
83 83  
84 84  (% class="box" %)
... ... @@ -122,6 +122,7 @@
122 122  )))
123 123  
124 124  
130 +
125 125  == **2.4 If the following situation occurs, how can users solve this problem?** ==
126 126  
127 127  
... ... @@ -132,32 +132,41 @@
132 132  
133 133  //Regarding what APN your SIM card should use, Users can search for the APN corresponding to the SIM card by Google or ask the carrier.//
134 134  
141 +
135 135  [[image:image-20220718155937-1.png||height="562" width="497"]]
136 136  
137 137  
145 +
138 138  === **2.4.2 The gateway can read the SIM card, But the Internet is displayed as Fail, and at the same time Network displays the carrier network.** ===
139 139  
140 140  
141 141  //It should be SIM card no flow, users can insert SIM cards into the mobile phone for testing.//
142 142  
151 +
143 143  [[image:1658131428288-728.png||height="538" width="494"]]
144 144  
145 145  
155 +
146 146  === **2.4.3 The gateway can't read the SIM card, and the Internet is displayed as Fail.** ===
147 147  
148 148  
149 149  //Users need to check whether the SIM card type is suitable for the EC25 module.//
150 150  
161 +
151 151  [[image:1658131612484-845.png||height="549" width="499"]]
152 152  
153 153  
165 +
154 154  === **2.4.4 SIM display：~*~**SIM ERROR~*~** Check SIM is inserted test SIM in a mobile phone？** ===
155 155  
156 156  
157 157  //Users can insert SIM cards into the mobile phone for testing.//
158 158  
171 +
159 159  [[image:image-20220718160804-3.png||height="602" width="500"]]
160 160  
174 +
175 +
161 161  = **3. Share Cellular Network for WiFi & LAN clients** =
162 162  
163 163  
... ... @@ -214,11 +214,13 @@
214 214  
215 215  **Enable Cellular and connect Ethernet at the same time**
216 216  
217 -ETH icon is displayed as ​​​ [[image:1658135519305-444.png]] Indicates that Ethernet is the main working network.
232 +ETH icon is displayed as ​​​ [[image:1658135519305-444.png||height="18" width="19"]] Indicates that Ethernet is the main working network.
218 218  
219 -Cell icon is displayed as  [[image:1658135500498-725.png]] Indicates that Cellular is the backup WAN.
234 +Cell icon is displayed as  [[image:1658135500498-725.png||height="17" width="17"]] Indicates that Cellular is the backup WAN.
220 220  
221 221  
237 +(% style="display:none" %) (%%)
238 +
222 222  == **4.1 Switching between Cellular and Ethernet networks** ==
223 223  
224 224  
... ... @@ -231,7 +231,9 @@
231 231  
232 232  [[image:image-20220606140859-4.png||height="687" width="1107"]]
233 233  
251 +(% style="display:none" %) (%%)
234 234  
253 +
235 235  == **4.2 Switching between Cellular and WiFi networks** ==
236 236  
237 237  
... ... @@ -238,10 +238,11 @@
238 238  (% class="wikigeneratedid" %)
239 239  //Enable **Cellular** and connect **WiFi** at the same time//
240 240  
241 -//WiFi icon is displayed as ​​​//[[image:1658135519305-444.png]]// Indicates that WiFi is the main working network.//
260 +//WiFi icon is displayed as ​​​//[[image:1658135519305-444.png||height="23" width="24"]] Indicates that WiFi is the main working network.
242 242  
243 -//Cell icon is displayed as  //[[image:1658135500498-725.png]]// Indicates that Cellular is the backup WAN.//
262 +//Cell icon is displayed as  //[[image:1658135500498-725.png||height="23" width="22"]]// Indicates that Cellular is the backup WAN.//
244 244  
264 +
245 245  [[image:image-20220606141113-7.png||height="678" width="1106"]]
246 246  
247 247  
... ... @@ -250,11 +250,13 @@
250 250  [[image:image-20220606140932-5.png||height="687" width="1107"]]
251 251  
252 252  
273 +
253 253  == **4.3 At the same time start Cellular and Ethernet and Wi-Fi networks** ==
254 254  
255 255  
256 256  [[image:image-20220606140328-1.png||height="682" width="1108"]]
257 257  
279 +
258 258  
259 259  )))
260 260  
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261 261  = **5. How does the gateway view the International Mobile Equipment Identity (IMEI)** =
262 262  
263 263  
286 +Users can get the IMEI via Linux command, but you have to access the gateway CLI.
287 +
288 +(% class="box infomessage" %)
289 +(((
290 +**root@dragino-1b7c4c:~~# comgt -d /dev/ttyModemAT -s /etc/gcom/getimsi.gcom **
291 +)))
292 +
293 +[[image:image-20221027140604-1.png||height="330" width="707"]]
294 +
295 +
296 +[[image:image-20221027151146-2.png||height="554" width="1000"]]
297 +
298 +
299 +== **How does the gateway access the Quetel module directly (to send AT commands)** ==
300 +
301 +
264 264  //Users can access the gateway CLI and run the minicom command to get the configuration interface.//
265 265  
266 266  (((
... ... @@ -281,21 +281,28 @@
281 281  
282 282  (% class="box infomessage" %)
283 283  (((
284 -(% style="color:black" %)**Serial Device :** (% style="color:#037691" %)**/dev/ttyModemAT**
322 +**Serial Device :** (% style="color:#037691" %)**/dev/ttyModemAT**
285 285  
286 -(% style="color:black" %)**Bps/Par/Bits :**(% style="color:#037691" %)** 9600 8N1**
324 +**Bps/Par/Bits :(% style="color:#037691" %) 9600 8N1(%%)**
287 287  )))
288 288  
289 289  
290 -//**Note: Enter the corresponding letter to change the configuration, like A,B,C**//
328 +(% style="color:red" %)//**Note: Enter the corresponding letter to change the configuration, like A,B,C**//
291 291  
292 292  [[image:image-20220527154154-7.png]]
293 293  
294 294  
295 -//Enter **AT+GSN **in the interface to get the IMEI,//
333 +=== **International Mobile Equipment Identity (IMEI)** ===
296 296  
297 -// **For example (% style="color:#037691" %)860548042566627(%%)**//
298 298  
336 +(((
337 +//Enter (% style="color:blue" %)**AT+GSN **(%%)in the interface to get the IMEI,//
338 +)))
339 +
340 +(((
341 +//**For example: (% style="color:#037691" %)860548042566627(%%)**//
342 +)))
343 +
299 299  (% class="box infomessage" %)
300 300  (((
301 301  (((
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306 306  [[image:image-20220527154231-8.png]]
307 307  
308 308  
354 +=== **Integrated Circuit Card Identifier (ICCID)** ===
355 +
356 +
357 +(((
358 +//Enter (% style="color:blue" %)**AT+QCCID **(%%)in the interface to get the IMEI,//
359 +)))
360 +
361 +(((
362 +//**For example: (% style="color:#037691" %)89860118005400261748(%%)**//
363 +
364 +(% class="box infomessage" %)
365 +(((
366 + **AT+QCCID**
367 +)))
368 +)))
369 +
370 +[[image:1678675878256-777.png]]
371 +
309 309  = **6. How does the gateway connect to the network via a USB 4G Dongle** =
310 310  
311 311  
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329 329  
330 330  //For more information: [[https:~~/~~/openwrt.org/docs/guide-user/network/wan/wwan/3gdongle>>url:https://openwrt.org/docs/guide-user/network/wan/wwan/3gdongle]]//
331 331  
395 +
332 332  
333 333  )))
334 334  
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352 352  )))
353 353  
354 354  
419 +
355 355  == **6.3 Hilink mode** ==
356 356  
357 357  
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358 358  //Gateway upgrade to the specified firmware:[[Hilink.mode~~-~~-build-v5.4.1625627505>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LG308-LG301/Firmware/USB-Dongle_firmware/Hilink.mode--build-v5.4.1625627505-20210707-1113/]]//
359 359  
360 360  
426 +
361 361  === **6.3.1 Plugs into the device** ===
362 362  
363 363  
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376 376  [[image:image-20220527154739-9.png]]
377 377  
378 378  
445 +
379 379  === **6.3.2 Detection of new network interfaces added** ===
380 380  
381 381  
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395 395  //Usually, the user can see that the new interface added is (% style="color:#037691" %)**eth2** (% style="color:black" %)or (% style="color:#037691" %)**wwan0**//
396 396  
397 397  
465 +
398 398  === **6.3.3 Add the new interface to the network configuration.** ===
399 399  
400 400  
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423 423  //Now, Gateway is configured to access the internet on the LTE network.//
424 424  
425 425  
494 +
426 426  == **6.4 NCM mode** ==
427 427  
428 428  
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435 435  //Please try this USB dongle to access the internet on your PC, to make sure this USB dongle can normally access the internet.//
436 436  
437 437  
507 +
438 438  = **7. How to reduce data traffic** =
439 439  
440 440  
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466 466  //Keepalive script interval time settings//
467 467  
468 468  
539 +
469 469  == **7.2 Filter unwanted packets** ==
470 470  
542 +
471 471  See [[How to filter unwanted packets>>doc:Main.Filter unwanted LoRaWAN packets.WebHome]]
472 472  
545 +
546 +== **7.3 Usage statistics** ==
547 +
548 +
549 +~1. Activate LuCI and connect to SSH following [[these instructions>>doc:Main.Install Luci in the new UI firmware.WebHome]]
550 +
551 +2. Install luci-app-statistics using the following terminal commands:
552 +
553 +{{{opkg update
554 +opkg install luci-app-statistics
555 +opkg install collectd-mod-interface
556 +/etc/init.d/collectd enable
557 +reboot
558 +}}}
559 +
560 +3. Select the interface to be monitored by going to **Statistics > Setup **in the upper menu then **Network plugins > Interfaces. **Select **3g-cellular **in the list then save. You can select multiple interfaces by pressing the **ctrl key **while selecting the interfaces.
561 +
562 +[[image:image-20221124133431-1.png]]
563 +
564 +[[image:image-20221124135102-2.png]]
565 +
566 +4. View the graphs and statistics using by going to **Statistics > Graphs** **> Interfaces > 3g-cellullar**
567 +
568 +[[image:image-20221124134927-1.png]]
569 +
473 473  
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