Version 81.1 by Kilight Cao on 2023/03/13 10:53
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1
2
3 **Table of Contents：**
4
5 {{toc/}}
6
7
8
9 = **1. Enable Cellular Connection** =
10
11
12 //If your device has a Cellular module, you can see the below screenshot. enable the cellular connection here.//
13
14 [[image:image-20220601110850-2.png]]
15
16 **//Enable Cellular Connection//**
17
18
19 (((
20 //If your device doesn't have a cellular module, you will see a cellular module not detected.//
21 )))
22
23 [[image:image-20220527153544-2.png]]
24
25
26
27 = **2. How to Debug if Cellular connection fails** =
28
29
30 //If there is a problem with the cellular connection. Please check the below points~://
31
32
33
34 == **2.1 Do you order the model with a cellular option** ==
35
36
37 //Make sure you order the model with the cellular option. Can check by command or via the Web UI.//
38
39 (% class="box" %)
40 (((
41 //root@dragino-1bbd90:~~# lsusb
42 Bus 001 Device 004: ID 2c7c:0125      ~-~-> This is the Cellular module
43 Bus 001 Device 002: ID 1a40:0101 Terminus Technology Inc. Hub
44 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub//
45 )))
46
47 [[image:image-20220601110748-1.png]]
48
49
50
51 == **2.2 Do you input the SIM card correctly** ==
52
53
54 **//Below command can check if you have a SIM card inserted, or via Web UI//**
55
56 * //Make sure to Power Off when you insert the SIM card and power on the device. The device doesn't support auto-detect SIM card on power on//
57 * //Make sure you have the correct direction to insert the SIM card. Every device has an example photo in the manual for the direction.//
58
59 (% class="box" %)
60 (((
61 //root@dragino-1dadd8:~~# **comgt -d /dev/ttyUSB3**
62 SIM ready
63 Waiting for Registration..(120 sec max)
64 Registered on Home network: "CHN-UNICOM",7
65 Signal Quality: 10,99//
66 )))
67
68
69 (% class="wikigeneratedid" %)
70 [[image:image-20220527153804-4.png]]
71
72
73 (% class="wikigeneratedid" %)
74 //**​​(% style="color:red" %)Note:(%%)**(% style="color:red" %) **If the icon is missing some information, like SIM, Network, or Signal, which may be due to the display bug.**//
75
76 (% class="wikigeneratedid" %)
77 //Please check the IP address is displayed and the Internet displays "OK", it works properly.//
78
79 (% class="wikigeneratedid" %)
80 [[image:image-20220527153827-5.png]]
81
82
83
84 == **2.3 Check dialing info** ==
85
86
87 //run "**logread -f**" in gateway CLI。//
88
89 (% class="box" %)
90 (((
91 Fri Feb  7 01:20:28 2020 daemon.notice pppd[29452]: pppd 2.4.7 started by root, uid 0
92 Fri Feb  7 01:20:29 2020 user.notice iot_keep_alive: Ping WAN
93 Fri Feb  7 01:20:29 2020 user.notice iot_keep_alive: Default interface is
94 Fri Feb  7 01:20:29 2020 user.notice iot_keep_alive: No internet at any interface
95 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: abort on (BUSY)
96 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: abort on (NO CARRIER)
97 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: abort on (ERROR)
98 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: report (CONNECT)
99 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: timeout set to 10 seconds
100 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: send (AT&F^M)
101 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: expect (OK)
102 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: AT&F^M^M
103 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: OK
104 Fri Feb  7 01:20:29 2020 local2.info chat[29485]:  ~-~- got it
105 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: send (ATE1^M)
106 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: expect (OK)
107 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: ^M
108 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: ATE1^M^M
109 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: OK
110 Fri Feb  7 01:20:29 2020 local2.info chat[29485]:  ~-~- got it
111 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: send (AT+CGDCONT=1,"IP",""^M)
112 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: timeout set to 30 seconds
113 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: expect (OK)
114 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: ^M
115 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: AT+CGDCONT=1,"IP",""^M^M
116 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: OK
117 Fri Feb  7 01:20:30 2020 local2.info chat[29485]:  ~-~- got it
118 (% style="color:#037691" %)**Fri Feb  7 01:20:30 2020 local2.info chat[29485]: send (ATD*99#^M)      ~-~-~-~--> In case the dialling process already reach here.
119 Normally the problem is with a provider, need to check if the SIM card has balance or other requirement from the cellular operator**(%%)
120 (% style="color:black" %)Fri Feb  7 01:20:30 2020 local2.info chat[29485]: expect (CONNECT)
121 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: ^M
122 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: ATD*99#^M^M
123 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: CONNECT
124 Fri Feb  7 01:20:30 2020 local2.info chat[29485]:  ~-~- got it
125 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: send ( ^M)
126 Fri Feb  7 01:20:30 2020 daemon.info pppd[29452]: Serial connection established.
127 )))
128
129
130
131 == **2.4 If the following situation occurs, how can users solve this problem?** ==
132
133
134 === **2.4.1 The gateway can read the SIM card, But the Internet is displayed as Fail.** ===
135
136
137 //Users can check whether the APN matched by the SIM card is correct.//
138
139 //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.//
140
141
142 [[image:image-20220718155937-1.png||height="562" width="497"]]
143
144
145
146 === **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.** ===
147
148
149 //It should be SIM card no flow, users can insert SIM cards into the mobile phone for testing.//
150
151
152 [[image:1658131428288-728.png||height="538" width="494"]]
153
154
155
156 === **2.4.3 The gateway can't read the SIM card, and the Internet is displayed as Fail.** ===
157
158
159 //Users need to check whether the SIM card type is suitable for the EC25 module.//
160
161
162 [[image:1658131612484-845.png||height="549" width="499"]]
163
164
165
166 === **2.4.4 SIM display：~*~**SIM ERROR~*~** Check SIM is inserted test SIM in a mobile phone？** ===
167
168
169 //Users can insert SIM cards into the mobile phone for testing.//
170
171
172 [[image:image-20220718160804-3.png||height="602" width="500"]]
173
174
175
176 = **3. Share Cellular Network for WiFi & LAN clients** =
177
178
179 (((
180 //By default, the Cellular Network won't be shared with the WiFi or LAN clients. If users need to share with them, the user can modify the file.//
181 )))
182
183 (% class="box" %)
184 (((
185 (((
186 root@dragino-1d25dc:~~# cat /etc/config/firewall
187
188 config defaults
189 option syn_flood '1'
190 option input 'ACCEPT'
191 option output 'ACCEPT'
192 option forward 'REJECT'
193 config zone
194 option name 'lan'
195 list network 'lan'
196 option input 'ACCEPT'
197 option output 'ACCEPT'
198 option forward 'REJECT' 
199 config zone
200 option name 'wan'
201 list network 'wan'
202 list network 'wwan'
203 list network 'wan6'
204 list network 'cellular'   ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~--> Add this line and reboot
205 option input 'REJECT'
206 option output 'ACCEPT'
207 option forward 'ACCEPT'
208 option masq '1'
209 option mtu_fix '1'
210 config forwarding
211 option src 'lan'
212 option dest 'wan'
213 )))
214 )))
215
216 (((
217 //and run **/etc/init.d/firewall reload** or reboot the device.//
218
219
220
221 = **4. Switching between Cellular and Ethernet and Wi-Fi networks** =
222
223
224 //By default, Cell is the backup WAN where the Ethernet or Wi-Fi network is used first if they are available.//
225
226 //Once the Ethernet of the Wi-Fi network is unavailable where the gateway network will switch to a Cell network from Ethernet or Wi-Fi.//
227
228
229
230 **Enable Cellular and connect Ethernet at the same time**
231
232 ETH icon is displayed as ​​​ [[image:1658135519305-444.png||height="18" width="19"]] Indicates that Ethernet is the main working network.
233
234 Cell icon is displayed as  [[image:1658135500498-725.png||height="17" width="17"]] Indicates that Cellular is the backup WAN.
235
236
237 (% style="display:none" %) (%%)
238
239 == **4.1 Switching between Cellular and Ethernet networks** ==
240
241
242 //When connecting to the AP WiFI of the gateway, users can access the Web UI of the gateway through the default address 10.130.1.1//
243
244 [[image:image-20220606140622-2.png||height="664" width="1106"]]
245
246
247 //**Remove the network cable from the WAN port on the gateway, the gateway will switch to a Cellular network.**//
248
249 [[image:image-20220606140859-4.png||height="687" width="1107"]]
250
251 (% style="display:none" %) (%%)
252
253
254 == **4.2 Switching between Cellular and WiFi networks** ==
255
256
257 (% class="wikigeneratedid" %)
258 //Enable **Cellular** and connect **WiFi** at the same time//
259
260 //WiFi icon is displayed as ​​​//[[image:1658135519305-444.png||height="23" width="24"]] Indicates that WiFi is the main working network.
261
262 //Cell icon is displayed as  //[[image:1658135500498-725.png||height="23" width="22"]]// Indicates that Cellular is the backup WAN.//
263
264
265 [[image:image-20220606141113-7.png||height="678" width="1106"]]
266
267
268 //**Close the WiFi WAN, the gateway will switch to a Cellular network.**//
269
270 [[image:image-20220606140932-5.png||height="687" width="1107"]]
271
272
273
274 == **4.3 At the same time start Cellular and Ethernet and Wi-Fi networks** ==
275
276
277 [[image:image-20220606140328-1.png||height="682" width="1108"]]
278
279
280
281 )))
282
283 = **5. How does the gateway view the International Mobile Equipment Identity (IMEI)** =
284
285
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
302 //Users can access the gateway CLI and run the minicom command to get the configuration interface.//
303
304 (((
305
306
307 **//Enter the minicom command, then select the option ''serial port setup".//**
308 )))
309
310 (% class="box infomessage" %)
311 (((
312 **root@dragino-1ef9ac:~~# minicom -s**
313 )))
314
315 [[image:image-20220527154132-6.png]]
316
317
318 And then, change the setting:
319
320 (% class="box infomessage" %)
321 (((
322 **Serial Device :** (% style="color:#037691" %)**/dev/ttyModemAT**
323
324 **Bps/Par/Bits :(% style="color:#037691" %) 9600 8N1(%%)**
325 )))
326
327
328 (% style="color:red" %)//**Note: Enter the corresponding letter to change the configuration, like A,B,C**//
329
330 [[image:image-20220527154154-7.png]]
331
332
333 === **International Mobile Equipment Identity (IMEI)** ===
334
335
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
344 (% class="box infomessage" %)
345 (((
346 (((
347 **AT+GSN**
348 )))
349 )))
350
351 [[image:image-20220527154231-8.png]]
352
353
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
372 = **6. How does the gateway connect to the network via a USB 4G Dongle** =
373
374
375 == **6.1 Introduction** ==
376
377
378 (% style="color:red" %)**//Prerequisite: Requires a USB 4G Dongle and a supported gateway firmware//**
379
380 (((
381 //This introduces a setup and configured gateway for using a USB 3g/UMTS-modem for WAN connection.//
382
383
384 )))
385
386 (((
387 //Many modes (and most **LTE**) USB modems provide **qmi**, **mbim**, **ncm**, **rndis** protocol for connection instead of legacy **ppp** protocol, they are faster and better, overall recommended.//
388 )))
389
390 (((
391 //This is not beginner-friendly due to too many protocols.//
392
393 //For more information: [[https:~~/~~/openwrt.org/docs/guide-user/network/wan/wwan/3gdongle>>url:https://openwrt.org/docs/guide-user/network/wan/wwan/3gdongle]]//
394
395
396
397 )))
398
399 == **6.2 How to use the USB Dongle at the gateway** ==
400
401
402 //Most of the products can be used on the gateway, but because their protocols are different, they are not used in the same way.//
403
404 (((
405 //For example, the Huawei-E3372/E8372 is using **Hilink mode** or **NCM mode**.//
406 )))
407
408 (% class="box" %)
409 (((
410 Huawei-E3372/E8372
411 Check the (% style="color:#037691" %)**E3372**(% style="color:black" %) version to determine the mode.
412 The version numbers starting with 21 is NCM mode
413 The version numbers starting with 22 is Hilink mode
414 The E8372 only has Hilink mode
415 **~ **(% style="color:red" %)**Note： The e3372 in the vast majority of cases is Hilink mode**
416 )))
417
418
419
420 == **6.3 Hilink mode** ==
421
422
423 //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/]]//
424
425
426
427 === **6.3.1 Plugs into the device** ===
428
429
430 (((
431 //USB-Dongle plugs into the gateway USB port//
432 )))
433
434 (((
435 //Check the USB module via command (% style="color:#037691" %)**lsusb**//
436 )))
437
438 (((
439 (% style="color:red" %)//**Note: Users need to that connect to the gateway command line via ssh.**//
440 )))
441
442 [[image:image-20220527154739-9.png]]
443
444
445
446 === **6.3.2 Detection of new network interfaces added** ===
447
448
449 //Check network configuration command line input: //
450
451 (% class="box infomessage" %)
452 (((
453 (((
454 **~ root@dragino-1ef9ac:~~# ifconfig -a**
455 )))
456 )))
457
458 [[image:image-20220527154822-10.png]]
459
460 //In the command, the output user can see that the new interface added is (% style="color:#037691" %)**eth2**//
461
462 //Usually, the user can see that the new interface added is (% style="color:#037691" %)**eth2** (% style="color:black" %)or (% style="color:#037691" %)**wwan0**//
463
464
465
466 === **6.3.3 Add the new interface to the network configuration.** ===
467
468
469 //Enter the configuration from the command line~://
470
471 (% class="box" %)
472 (((
473 uci set network.lte=interface
474 uci set network.lte.proto=dhcp
475 uci set network.lte.ifname=eth2    ~-~-~-~-~-~-~-~-->#This depend on the name of the new interface gateway add
476 uci commit network
477 uci set firewall.@zone[1].network="wan wwan wan6 lte"
478 uci commit firewall
479 /etc/init.d/network restart
480 )))
481
482 [[image:image-20220527154937-11.png]]
483
484
485 //**Checking Network Configurations**//
486
487 //Command-line input: (% style="color:#037691" %)**ifconfig**//
488
489 [[image:image-20220527155013-12.png]]
490
491 //Now, Gateway is configured to access the internet on the LTE network.//
492
493
494
495 == **6.4 NCM mode** ==
496
497
498 == **6.5 Troubleshooting** ==
499
500
501 === **6.5.1 The USB-Dongle interface cannot obtain the IP address.** ===
502
503
504 //Please try this USB dongle to access the internet on your PC, to make sure this USB dongle can normally access the internet.//
505
506
507
508 = **7. How to reduce data traffic** =
509
510
511 == **7.1 Reduce Status Uplink Interval** ==
512
513
514 **//The gateways will use the data traffic below two places.//**
515
516
517 //1. There is the data traffic from LoRa package Forward which were the gateway status package and sensor end node uplink/downlink.//
518
519 //For this case, by default, the gateway will uplink self-status to the LoRaWAN server per the 30s. the users can adjust the interval time.//
520
521 [[image:image-20220527155108-13.png]]
522
523
524
525 //2. There is the data traffic from the gateway check self-network status. by default, the gateway will check the network per 15s.//
526
527 //For this case, We have monitored the loss of data traffic, which is the loss of 2M data traffic per day. the users can adjust the interval time following screenshots.//
528
529 [[image:image-20220527155358-16.png]]
530
531 //System General interface//
532
533
534 [[image:image-20220527155229-15.png]]
535
536 //Keepalive script interval time settings//
537
538
539
540 == **7.2 Filter unwanted packets** ==
541
542
543 See [[How to filter unwanted packets>>doc:Main.Filter unwanted LoRaWAN packets.WebHome]]
544
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
570

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