Version 44.1 by Xiaoye on 2022/06/06 13:35
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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
123 = **3. Share Cellular Network for WiFi & LAN clients** =
124
125
126 (((
127 //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.//
128 )))
129
130 (% class="box" %)
131 (((
132 (((
133 root@dragino-1d25dc:~~# cat /etc/config/firewall
134
135 config defaults
136 option syn_flood '1'
137 option input 'ACCEPT'
138 option output 'ACCEPT'
139 option forward 'REJECT'
140 config zone
141 option name 'lan'
142 list network 'lan'
143 option input 'ACCEPT'
144 option output 'ACCEPT'
145 option forward 'REJECT' 
146 config zone
147 option name 'wan'
148 list network 'wan'
149 list network 'wwan'
150 list network 'wan6'
151 list network 'cellular'   ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~--> Add this line and reboot
152 option input 'REJECT'
153 option output 'ACCEPT'
154 option forward 'ACCEPT'
155 option masq '1'
156 option mtu_fix '1'
157 config forwarding
158 option src 'lan'
159 option dest 'wan'
160 )))
161 )))
162
163 (((
164 //and run **/etc/init.d/firewall reload** or reboot the device.//
165
166 = **4. Switching between Cellular and Ethernet and Wi-Fi networks** =
167
168 **4.1**
169
170
171 **4.2**
172
173
174 **4.3**
175
176
177 )))
178
179 = **5. How does the gateway view the International Mobile Equipment Identity (IMEI)** =
180
181
182 //Users can access the gateway CLI and run the minicom command to get the configuration interface.//
183
184 (((
185
186
187 **//Enter the minicom command, then select the option ''serial port setup".//**
188 )))
189
190 (% class="box infomessage" %)
191 (((
192 root@dragino-1ef9ac:~~# minicom -s
193 )))
194
195 [[image:image-20220527154132-6.png]]
196
197
198 And then, change the setting:
199
200 (% class="box infomessage" %)
201 (((
202 (% style="color:black" %)**Serial Device :** (% style="color:#037691" %)**/dev/ttyModemAT**
203
204 (% style="color:black" %)**Bps/Par/Bits :**(% style="color:#037691" %)** 9600 8N1**
205 )))
206
207
208 //**Note: Enter the corresponding letter to change the configuration, like A,B,C**//
209
210 [[image:image-20220527154154-7.png]]
211
212
213 //Enter **AT+GSN **in the interface to get the IMEI,//
214
215 // **For example (% style="color:#037691" %)860548042566627(%%)**//
216
217 (% class="box infomessage" %)
218 (((
219 (((
220 **AT+GSN**
221 )))
222 )))
223
224 [[image:image-20220527154231-8.png]]
225
226
227 = **5. How does the gateway connect to the network via a USB 4G Dongle** =
228
229
230 == **5.1 Introduction** ==
231
232
233 (% style="color:red" %)**//Prerequisite: Requires a USB 4G Dongle and a supported gateway firmware//**
234
235 (((
236 //This introduces a setup and configured gateway for using a USB 3g/UMTS-modem for WAN connection.//
237
238
239 )))
240
241 (((
242 //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.//
243 )))
244
245 (((
246 //This is not beginner-friendly due to too many protocols.//
247
248 //For more information: [[https:~~/~~/openwrt.org/docs/guide-user/network/wan/wwan/3gdongle>>url:https://openwrt.org/docs/guide-user/network/wan/wwan/3gdongle]]//
249
250
251 )))
252
253 == **5.2 How to use the USB Dongle at the gateway** ==
254
255
256 //Most of the products can be used on the gateway, but because their protocols are different, they are not used in the same way.//
257
258 (((
259 //For example, the Huawei-E3372/E8372 is using **Hilink mode** or **NCM mode**.//
260 )))
261
262 (% class="box" %)
263 (((
264 Huawei-E3372/E8372
265 Check the (% style="color:#037691" %)**E3372**(% style="color:black" %) version to determine the mode.
266 The version numbers starting with 21 is NCM mode
267 The version numbers starting with 22 is Hilink mode
268 The E8372 only has Hilink mode
269 **~ **(% style="color:red" %)**Note： The e3372 in the vast majority of cases is Hilink mode**
270 )))
271
272
273 == **5.3 Hilink mode** ==
274
275
276 //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/]]//
277
278
279 === **5.3.1 Plugs into the device** ===
280
281
282 (((
283 //USB-Dongle plugs into the gateway USB port//
284 )))
285
286 (((
287 //Check the USB module via command (% style="color:#037691" %)**lsusb**//
288 )))
289
290 (((
291 (% style="color:red" %)//**Note: Users need to that connect to the gateway command line via ssh.**//
292 )))
293
294 [[image:image-20220527154739-9.png]]
295
296
297 === **5.3.2 Detection of new network interfaces added** ===
298
299
300 //Check network configuration command line input: //
301
302 (% class="box infomessage" %)
303 (((
304 (((
305 root@dragino-1ef9ac:~~# ifconfig -a
306 )))
307 )))
308
309 [[image:image-20220527154822-10.png]]
310
311 //In the command, the output user can see that the new interface added is (% style="color:#037691" %)**eth2**//
312
313 //Usually, the user can see that the new interface added is (% style="color:#037691" %)**eth2** (% style="color:black" %)or (% style="color:#037691" %)**wwan0**//
314
315
316 === **5.3.3 Add the new interface to the network configuration.** ===
317
318
319 //Enter the configuration from the command line~://
320
321 (% class="box" %)
322 (((
323 uci set network.lte=interface
324 uci set network.lte.proto=dhcp
325 uci set network.lte.ifname=eth2    ~-~-~-~-~-~-~-~-->#This depend on the name of the new interface gateway add
326 uci commit network
327 uci set firewall.@zone[1].network="wan wwan wan6 lte"
328 uci commit firewall
329 /etc/init.d/network restart
330 )))
331
332 [[image:image-20220527154937-11.png]]
333
334
335 //**Checking Network Configurations**//
336
337 //Command-line input: (% style="color:#037691" %)**ifconfig**//
338
339 [[image:image-20220527155013-12.png]]
340
341 //Now, Gateway is configured to access the internet on the LTE network.//
342
343
344 == **5.4 NCM mode** ==
345
346
347 == **5.5 Troubleshooting** ==
348
349
350 === **5.5.1 The USB-Dongle interface cannot obtain the IP address.** ===
351
352
353 //Please try this USB dongle to access the internet on your PC, to make sure this USB dongle can normally access the internet.//
354
355
356 = **6. How to reduce data traffic** =
357
358
359 == **6.1 Reduce Status Uplink Interval** ==
360
361
362 **//The gateways will use the data traffic below two places.//**
363
364
365 //1. There is the data traffic from LoRa package Forward which were the gateway status package and sensor end node uplink/downlink.//
366
367 //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.//
368
369 [[image:image-20220527155108-13.png]]
370
371
372 //2. There is the data traffic from the gateway check self-network status. by default, the gateway will check the network per 15s.//
373
374 //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.//
375
376 [[image:image-20220527155358-16.png]]
377
378 //System General interface//
379
380
381 [[image:image-20220527155229-15.png]]
382
383 //Keepalive script interval time settings//
384
385
386 == **6.2 Filter unwanted packets** ==
387
388 See [[How to filter unwanted packets>>doc:Main.Filter unwanted LoRaWAN packets.WebHome]]
389
390

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