Version 64.1 by Kilight Cao on 2022/07/18 16:43
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1 **Table of Contents：**
2
3 {{toc/}}
4
5
6
7 = **1. Enable Cellular Connection** =
8
9
10 //If your device has a Cellular module, you can see the below screenshot. enable the cellular connection here.//
11
12 [[image:image-20220601110850-2.png]]
13
14 **//Enable Cellular Connection//**
15
16
17 (((
18 //If your device doesn't have a cellular module, you will see a cellular module not detected.//
19 )))
20
21 [[image:image-20220527153544-2.png]]
22
23
24 = **2. How to Debug if Cellular connection fails** =
25
26
27 //If there is a problem with the cellular connection. Please check the below points~://
28
29
30 == **2.1 Do you order the model with a cellular option** ==
31
32
33 //Make sure you order the model with the cellular option. Can check by command or via the Web UI.//
34
35 (% class="box" %)
36 (((
37 //root@dragino-1bbd90:~~# lsusb
38 Bus 001 Device 004: ID 2c7c:0125      ~-~-> This is the Cellular module
39 Bus 001 Device 002: ID 1a40:0101 Terminus Technology Inc. Hub
40 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub//
41 )))
42
43 [[image:image-20220601110748-1.png]]
44
45
46 == **2.2 Do you input the SIM card correctly** ==
47
48
49 **//Below command can check if you have a SIM card inserted, or via Web UI//**
50
51 * //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//
52 * //Make sure you have the correct direction to insert the SIM card. Every device has an example photo in the manual for the direction.//
53
54 (% class="box" %)
55 (((
56 //root@dragino-1dadd8:~~# **comgt -d /dev/ttyUSB3**
57 SIM ready
58 Waiting for Registration..(120 sec max)
59 Registered on Home network: "CHN-UNICOM",7
60 Signal Quality: 10,99//
61 )))
62
63
64 (% class="wikigeneratedid" %)
65 [[image:image-20220527153804-4.png]]
66
67
68 (% class="wikigeneratedid" %)
69 //**Note:** If the icon is missing some information, like SIM, Network, or Signal, which may be due to the display bug.//
70
71 (% class="wikigeneratedid" %)
72 //Please check the IP address is displayed and the Internet displays "OK", it works properly.//
73
74 (% class="wikigeneratedid" %)
75 [[image:image-20220527153827-5.png]]
76
77
78 == **2.3 Check dialing info** ==
79
80 //run "**logread -f**" in gateway CLI。//
81
82 (% class="box" %)
83 (((
84 Fri Feb  7 01:20:28 2020 daemon.notice pppd[29452]: pppd 2.4.7 started by root, uid 0
85 Fri Feb  7 01:20:29 2020 user.notice iot_keep_alive: Ping WAN
86 Fri Feb  7 01:20:29 2020 user.notice iot_keep_alive: Default interface is
87 Fri Feb  7 01:20:29 2020 user.notice iot_keep_alive: No internet at any interface
88 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: abort on (BUSY)
89 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: abort on (NO CARRIER)
90 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: abort on (ERROR)
91 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: report (CONNECT)
92 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: timeout set to 10 seconds
93 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: send (AT&F^M)
94 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: expect (OK)
95 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: AT&F^M^M
96 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: OK
97 Fri Feb  7 01:20:29 2020 local2.info chat[29485]:  ~-~- got it
98 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: send (ATE1^M)
99 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: expect (OK)
100 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: ^M
101 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: ATE1^M^M
102 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: OK
103 Fri Feb  7 01:20:29 2020 local2.info chat[29485]:  ~-~- got it
104 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: send (AT+CGDCONT=1,"IP",""^M)
105 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: timeout set to 30 seconds
106 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: expect (OK)
107 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: ^M
108 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: AT+CGDCONT=1,"IP",""^M^M
109 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: OK
110 Fri Feb  7 01:20:30 2020 local2.info chat[29485]:  ~-~- got it
111 (% 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.
112 Normally the problem is with a provider, need to check if the SIM card has balance or other requirement from the cellular operator**(%%)
113 (% style="color:black" %)Fri Feb  7 01:20:30 2020 local2.info chat[29485]: expect (CONNECT)
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]: ATD*99#^M^M
116 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: CONNECT
117 Fri Feb  7 01:20:30 2020 local2.info chat[29485]:  ~-~- got it
118 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: send ( ^M)
119 Fri Feb  7 01:20:30 2020 daemon.info pppd[29452]: Serial connection established.
120 )))
121
122 == **2.4 If the following situation occurs, how can users solve this problem?** ==
123
124
125 === **1. The gateway can read the SIM card, But the Internet is displayed as Fail.** ===
126
127
128 //Users can check whether the APN matched by the SIM card is correct.//
129
130 //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.//
131
132 [[image:image-20220718155937-1.png||height="562" width="497"]]
133
134
135 === **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.** ===
136
137
138 //It should be SIM card no flow, users can insert SIM cards into the mobile phone for testing.//
139
140 [[image:1658131428288-728.png||height="538" width="494"]]
141
142
143 === **3. The gateway can't read the SIM card, and the Internet is displayed as Fail.** ===
144
145
146 //Users need to check whether the SIM card type is suitable for the EC25 module.//
147
148 [[image:1658131612484-845.png||height="549" width="499"]]
149
150
151 === **4. SIM display：~*~**SIM ERROR~*~** Check SIM is inserted test SIM in a mobile phone？** ===
152
153
154 //Users can insert SIM cards into the mobile phone for testing.//
155
156 [[image:image-20220718160804-3.png||height="602" width="500"]]
157
158 = **3. Share Cellular Network for WiFi & LAN clients** =
159
160
161 (((
162 //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.//
163 )))
164
165 (% class="box" %)
166 (((
167 (((
168 root@dragino-1d25dc:~~# cat /etc/config/firewall
169
170 config defaults
171 option syn_flood '1'
172 option input 'ACCEPT'
173 option output 'ACCEPT'
174 option forward 'REJECT'
175 config zone
176 option name 'lan'
177 list network 'lan'
178 option input 'ACCEPT'
179 option output 'ACCEPT'
180 option forward 'REJECT' 
181 config zone
182 option name 'wan'
183 list network 'wan'
184 list network 'wwan'
185 list network 'wan6'
186 list network 'cellular'   ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~--> Add this line and reboot
187 option input 'REJECT'
188 option output 'ACCEPT'
189 option forward 'ACCEPT'
190 option masq '1'
191 option mtu_fix '1'
192 config forwarding
193 option src 'lan'
194 option dest 'wan'
195 )))
196 )))
197
198 (((
199 //and run **/etc/init.d/firewall reload** or reboot the device.//
200
201
202
203 = **4. Switching between Cellular and Ethernet and Wi-Fi networks** =
204
205
206 //By default, Cell is the backup WAN where the Ethernet or Wi-Fi network is used first if they are available.//
207
208 //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.//
209
210
211
212 **Enable Cellular and connect Ethernet at the same time**
213
214 ETH icon is displayed as ​​​[[image:http://wiki1.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/DLOS8N/WebHome/1652436675869-206.png?width=15&height=14&rev=1.1||alt="1652436675869-206.png" height="28" width="30"]] Indicates that Ethernet is the main working network.
215
216 Cell icon is displayed as  [[image:http://wiki1.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/DLOS8N/WebHome/1652436705761-420.png?width=15&height=15&rev=1.1||alt="1652436705761-420.png" height="30" width="30"]] Indicates that Cellular is the backup WAN.
217
218
219 == **4.1. Switching between Cellular and Ethernet networks** ==
220
221
222 //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//
223
224 [[image:image-20220606140622-2.png||height="664" width="1106"]]
225
226
227 //**Remove the network cable from the WAN port on the gateway, the gateway will switch to a Cellular network.**//
228
229 [[image:image-20220606140859-4.png||height="687" width="1107"]]
230
231
232 == **4.2 Switching between Cellular and WiFi networks** ==
233
234
235 (% class="wikigeneratedid" %)
236 //Enable **Cellular** and connect **WiFi** at the same time//
237
238 //WiFi icon is displayed as ​​​//[[image:http://wiki1.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/DLOS8N/WebHome/1652436675869-206.png?width=15&height=14&rev=1.1||alt="1652436675869-206.png" height="28" width="30"]]// Indicates that WiFi is the main working network.//
239
240 //Cell icon is displayed as  //[[image:http://wiki1.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/DLOS8N/WebHome/1652436705761-420.png?width=15&height=15&rev=1.1||alt="1652436705761-420.png" height="30" width="30"]]// Indicates that Cellular is the backup WAN.//
241
242 [[image:image-20220606141113-7.png||height="678" width="1106"]]
243
244
245 //**Close the WiFi WAN, the gateway will switch to a Cellular network.**//
246
247 [[image:image-20220606140932-5.png||height="687" width="1107"]]
248
249
250 == **4.3 At the same time start Cellular and Ethernet and Wi-Fi networks** ==
251
252
253 [[image:image-20220606140328-1.png||height="682" width="1108"]]
254
255
256 )))
257
258 = **5. How does the gateway view the International Mobile Equipment Identity (IMEI)** =
259
260
261 //Users can access the gateway CLI and run the minicom command to get the configuration interface.//
262
263 (((
264
265
266 **//Enter the minicom command, then select the option ''serial port setup".//**
267 )))
268
269 (% class="box infomessage" %)
270 (((
271 root@dragino-1ef9ac:~~# minicom -s
272 )))
273
274 [[image:image-20220527154132-6.png]]
275
276
277 And then, change the setting:
278
279 (% class="box infomessage" %)
280 (((
281 (% style="color:black" %)**Serial Device :** (% style="color:#037691" %)**/dev/ttyModemAT**
282
283 (% style="color:black" %)**Bps/Par/Bits :**(% style="color:#037691" %)** 9600 8N1**
284 )))
285
286
287 //**Note: Enter the corresponding letter to change the configuration, like A,B,C**//
288
289 [[image:image-20220527154154-7.png]]
290
291
292 //Enter **AT+GSN **in the interface to get the IMEI,//
293
294 // **For example (% style="color:#037691" %)860548042566627(%%)**//
295
296 (% class="box infomessage" %)
297 (((
298 (((
299 **AT+GSN**
300 )))
301 )))
302
303 [[image:image-20220527154231-8.png]]
304
305
306 = **6. How does the gateway connect to the network via a USB 4G Dongle** =
307
308
309 == **6.1 Introduction** ==
310
311
312 (% style="color:red" %)**//Prerequisite: Requires a USB 4G Dongle and a supported gateway firmware//**
313
314 (((
315 //This introduces a setup and configured gateway for using a USB 3g/UMTS-modem for WAN connection.//
316
317
318 )))
319
320 (((
321 //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.//
322 )))
323
324 (((
325 //This is not beginner-friendly due to too many protocols.//
326
327 //For more information: [[https:~~/~~/openwrt.org/docs/guide-user/network/wan/wwan/3gdongle>>url:https://openwrt.org/docs/guide-user/network/wan/wwan/3gdongle]]//
328
329
330 )))
331
332 == **6.2 How to use the USB Dongle at the gateway** ==
333
334
335 //Most of the products can be used on the gateway, but because their protocols are different, they are not used in the same way.//
336
337 (((
338 //For example, the Huawei-E3372/E8372 is using **Hilink mode** or **NCM mode**.//
339 )))
340
341 (% class="box" %)
342 (((
343 Huawei-E3372/E8372
344 Check the (% style="color:#037691" %)**E3372**(% style="color:black" %) version to determine the mode.
345 The version numbers starting with 21 is NCM mode
346 The version numbers starting with 22 is Hilink mode
347 The E8372 only has Hilink mode
348 **~ **(% style="color:red" %)**Note： The e3372 in the vast majority of cases is Hilink mode**
349 )))
350
351
352 == **6.3 Hilink mode** ==
353
354
355 //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/]]//
356
357
358 === **6.3.1 Plugs into the device** ===
359
360
361 (((
362 //USB-Dongle plugs into the gateway USB port//
363 )))
364
365 (((
366 //Check the USB module via command (% style="color:#037691" %)**lsusb**//
367 )))
368
369 (((
370 (% style="color:red" %)//**Note: Users need to that connect to the gateway command line via ssh.**//
371 )))
372
373 [[image:image-20220527154739-9.png]]
374
375
376 === **6.3.2 Detection of new network interfaces added** ===
377
378
379 //Check network configuration command line input: //
380
381 (% class="box infomessage" %)
382 (((
383 (((
384 root@dragino-1ef9ac:~~# ifconfig -a
385 )))
386 )))
387
388 [[image:image-20220527154822-10.png]]
389
390 //In the command, the output user can see that the new interface added is (% style="color:#037691" %)**eth2**//
391
392 //Usually, the user can see that the new interface added is (% style="color:#037691" %)**eth2** (% style="color:black" %)or (% style="color:#037691" %)**wwan0**//
393
394
395 === **6.3.3 Add the new interface to the network configuration.** ===
396
397
398 //Enter the configuration from the command line~://
399
400 (% class="box" %)
401 (((
402 uci set network.lte=interface
403 uci set network.lte.proto=dhcp
404 uci set network.lte.ifname=eth2    ~-~-~-~-~-~-~-~-->#This depend on the name of the new interface gateway add
405 uci commit network
406 uci set firewall.@zone[1].network="wan wwan wan6 lte"
407 uci commit firewall
408 /etc/init.d/network restart
409 )))
410
411 [[image:image-20220527154937-11.png]]
412
413
414 //**Checking Network Configurations**//
415
416 //Command-line input: (% style="color:#037691" %)**ifconfig**//
417
418 [[image:image-20220527155013-12.png]]
419
420 //Now, Gateway is configured to access the internet on the LTE network.//
421
422
423 == **6.4 NCM mode** ==
424
425
426 == **6.5 Troubleshooting** ==
427
428
429 === **6.5.1 The USB-Dongle interface cannot obtain the IP address.** ===
430
431
432 //Please try this USB dongle to access the internet on your PC, to make sure this USB dongle can normally access the internet.//
433
434
435 = **7. How to reduce data traffic** =
436
437
438 == **7.1 Reduce Status Uplink Interval** ==
439
440
441 **//The gateways will use the data traffic below two places.//**
442
443
444 //1. There is the data traffic from LoRa package Forward which were the gateway status package and sensor end node uplink/downlink.//
445
446 //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.//
447
448 [[image:image-20220527155108-13.png]]
449
450
451 //2. There is the data traffic from the gateway check self-network status. by default, the gateway will check the network per 15s.//
452
453 //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.//
454
455 [[image:image-20220527155358-16.png]]
456
457 //System General interface//
458
459
460 [[image:image-20220527155229-15.png]]
461
462 //Keepalive script interval time settings//
463
464
465 == **7.2 Filter unwanted packets** ==
466
467 See [[How to filter unwanted packets>>doc:Main.Filter unwanted LoRaWAN packets.WebHome]]
468
469

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