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Version 27.3 by Xiaoling on 2022/05/27 15:39
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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-20220527153337-1.png]]
13
14
15 **//Enable Cellular Connection//**
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-20220527153729-3.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 = **3. Share Cellular Network for WiFi & LAN clients** =
123
124
125 (((
126 //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.//
127 )))
128
129 (% class="box" %)
130 (((
131 (((
132 root@dragino-1d25dc:~~# cat /etc/config/firewall
133
134 config defaults
135 option syn_flood '1'
136 option input 'ACCEPT'
137 option output 'ACCEPT'
138 option forward 'REJECT'
139 config zone
140 option name 'lan'
141 list network 'lan'
142 option input 'ACCEPT'
143 option output 'ACCEPT'
144 option forward 'REJECT' 
145 config zone
146 option name 'wan'
147 list network 'wan'
148 list network 'wwan'
149 list network 'wan6'
150 list network 'cellular'   ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~--> Add this line and reboot
151 option input 'REJECT'
152 option output 'ACCEPT'
153 option forward 'ACCEPT'
154 option masq '1'
155 option mtu_fix '1'
156 config forwarding
157 option src 'lan'
158 option dest 'wan'
159 )))
160 )))
161
162 (((
163 //and run **/etc/init.d/firewall reload** or reboot the device.//
164
165
166 )))
167
168 = **4. How does the gateway view the International Mobile Equipment Identity (IMEI)** =
169
170
171 //Users can access the gateway CLI and run the minicom command to get the configuration interface.//
172
173 (((
174
175
176 **//Enter the minicom command, then select the option ''serial port setup".//**
177 )))
178
179 (% class="box infomessage" %)
180 (((
181 root@dragino-1ef9ac:~~# minicom -s
182 )))
183
184 [[image:https://wiki.dragino.com/images/thumb/0/05/4G-1.png/400px-4G-1.png||height="265" width="400"]]
185
186
187 And then, change the setting:
188
189 (% class="box infomessage" %)
190 (((
191 **Serial Device :** (% style="color:#037691" %)**/dev/ttyModemAT**
192
193 **Bps/Par/Bits :(% style="color:#037691" %) 9600 8N1(%%)**
194 )))
195
196
197 //**Note: Enter the corresponding letter to change the configuration, like A,B,C**//
198
199 [[image:https://wiki.dragino.com/images/thumb/c/cb/EC25_1.png/400px-EC25_1.png||height="164" width="400"]]
200
201
202 //Enter **AT+GSN **in the interface to get the IMEI,//
203
204 // **For example (% style="color:#037691" %)860548042566627(%%)**//
205
206 (% class="box infomessage" %)
207 (((
208 (((
209 AT+GSN
210 )))
211 )))
212
213 [[image:https://wiki.dragino.com/images/thumb/6/66/4G-3.png/400px-4G-3.png||height="286" width="400"]]
214
215
216 = **5. How does the gateway connect to the network via a USB 4G Dongle** =
217
218
219 == **5.1 Introduction** ==
220
221
222 (% style="color:red" %)**//Prerequisite: Requires a USB 4G Dongle and a supported gateway firmware//**
223
224 (((
225 //This introduces a setup and configured gateway for using a USB 3g/UMTS-modem for WAN connection.//
226
227
228 )))
229
230 (((
231 //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.//
232 )))
233
234 (((
235 //This is not beginner-friendly due to too many protocols.//
236
237 //For more information: [[https:~~/~~/openwrt.org/docs/guide-user/network/wan/wwan/3gdongle>>url:https://openwrt.org/docs/guide-user/network/wan/wwan/3gdongle]]//
238
239
240 )))
241
242 == **5.2 How to use the USB Dongle at the gateway** ==
243
244
245 //Most of the products can be used on the gateway, but because their protocols are different, they are not used in the same way.//
246
247 (((
248 //For example, the Huawei-E3372/E8372 is using **Hilink mode** or **NCM mode**.//
249 )))
250
251 (% class="box" %)
252 (((
253 Huawei-E3372/E8372
254 Check the (% style="color:#037691" %)**E3372**(% style="color:black" %) version to determine the mode.
255 The version numbers starting with 21 is NCM mode
256 The version numbers starting with 22 is Hilink mode
257 The E8372 only has Hilink mode
258 **~ **(% style="color:red" %)**Note： The e3372 in the vast majority of cases is Hilink mode**
259 )))
260
261
262 == **5.3 Hilink mode** ==
263
264
265 //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/]]//
266
267
268 === **5.3.1 Plugs into the device** ===
269
270
271 (((
272 //USB-Dongle plugs into the gateway USB port//
273 )))
274
275 (((
276 //Check the USB module via command (% style="color:#037691" %)**lsusb**//
277 )))
278
279 (((
280 (% style="color:red" %)//**Note: Users need to that connect to the gateway command line via ssh.**//
281 )))
282
283 [[image:https://wiki.dragino.com/images/2/25/Usb-4g.png||height="63" width="554"]]
284
285
286 === 5.3.2 Detection of new network interfaces added ===
287
288
289 //Check network configuration command line input: //
290
291 (% class="box infomessage" %)
292 (((
293 (((
294 root@dragino-1ef9ac:~~# ifconfig -a
295 )))
296 )))
297
298 [[image:https://wiki.dragino.com/images/thumb/a/a0/Usb-4g-1.png/400px-Usb-4g-1.png||height="401" width="400"]]
299
300 //In the command, the output user can see that the new interface added is (% style="color:#037691" %)**eth2**//
301
302 //Usually, the user can see that the new interface added is (% style="color:#037691" %)**eth2** (% style="color:black" %)or (% style="color:#037691" %)**wwan0**//
303
304
305 === **5.3.3 Add the new interface to the network configuration.** ===
306
307
308 //Enter the configuration from the command line~://
309
310 (% class="box" %)
311 (((
312 uci set network.lte=interface
313 uci set network.lte.proto=dhcp
314 uci set network.lte.ifname=eth2    ~-~-~-~-~-~-~-~-->#This depend on the name of the new interface gateway add
315 uci commit network
316 uci set firewall.@zone[1].network="wan wwan wan6 lte"
317 uci commit firewall
318 /etc/init.d/network restart
319 )))
320
321 [[~[~[image:https://wiki.dragino.com/images/thumb/7/73/Usb-4g-4.png/600px-Usb-4g-4.png~|~|height="116" width="600"~]~]>>url:https://wiki.dragino.com/index.php/File:Usb-4g-4.png]]
322
323
324 //**Checking Network Configurations**//
325
326 //Command-line input: (% style="color:#037691" %)**ifconfig**//
327
328 [[~[~[image:https://wiki.dragino.com/images/b/b8/Usb-4g-3.png~|~|height="514" width="554"~]~]>>url:https://wiki.dragino.com/index.php/File:Usb-4g-3.png]]
329
330 //Now, Gateway is configured to access the internet on the LTE network.//
331
332
333 == **5.4 NCM mode** ==
334
335
336 == **5.5 Troubleshooting** ==
337
338
339 === **5.5.1 The USB-Dongle interface cannot obtain the IP address.** ===
340
341
342 //Please try this USB dongle to access the internet on your PC, to make sure this USB dongle can normally access the internet.//
343
344
345 = **6. How to reduce data traffic** =
346
347
348 == **6.1 Introduce** ==
349
350
351 **//The gateways will use the data traffic below two places.//**
352
353
354 //1. There is the data traffic from LoRa package Forward which were the gateway status package and sensor end node uplink/downlink.//
355
356 //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.//
357
358 [[image:https://wiki.dragino.com/images/thumb/b/bc/LoRa_interval_time_setting.png/600px-LoRa_interval_time_setting.png||height="282" width="600"]]
359
360
361 //2. There is the data traffic from the gateway check self-network status. by default, the gateway will check the network per 15s.//
362
363 //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.//
364
365 [[image:https://wiki.dragino.com/images/thumb/4/49/Systrm_General.png/600px-Systrm_General.png||height="319" width="600"]]
366
367 //System General interface//
368
369 [[image:https://wiki.dragino.com/images/thumb/f/f0/Set_time_interval.png/600px-Set_time_interval.png||height="319" width="600"]]
370
371 //Keepalive script interval time settings//
372
373