Version 24.1 by Xiaoling on 2022/05/27 15:35
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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-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:https://wiki.dragino.com/images/thumb/d/da/Cellular_10.png/600px-Cellular_10.png||height="400" width="600"]]
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
44 (% class="wikigeneratedid" %)
45 [[image:image-20220525140054-1.png||height="153" width="607"]]
46
47
48 == **2.2 Do you input the SIM card correctly** ==
49
50
51 **//Below command can check if you have a SIM card inserted, or via Web UI//**
52
53 * //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//
54 * //Make sure you have the correct direction to insert the SIM card. Every device has an example photo in the manual for the direction.//
55
56 (% class="box" %)
57 (((
58 //root@dragino-1dadd8:~~# **comgt -d /dev/ttyUSB3**
59 SIM ready
60 Waiting for Registration..(120 sec max)
61 Registered on Home network: "CHN-UNICOM",7
62 Signal Quality: 10,99//
63 )))
64
65
66 (% class="wikigeneratedid" %)
67 [[image:image-20220526104201-1.png||height="625" width="543"]]
68
69
70 (% class="wikigeneratedid" %)
71 //**Note:** If the icon is missing some information, like SIM, Network, or Signal, which may be due to the display bug.//
72
73 (% class="wikigeneratedid" %)
74 //Please check the IP address is displayed and the Internet displays "OK", it works properly.//
75
76 (% class="wikigeneratedid" %)
77 [[image:image-20220525141016-3.png||height="524" width="502"]]
78
79 == **2.3 Check dialing info** ==
80
81 //run "**logread -f**" in gateway CLI。//
82
83 (% class="box" %)
84 (((
85 Fri Feb  7 01:20:28 2020 daemon.notice pppd[29452]: pppd 2.4.7 started by root, uid 0
86 Fri Feb  7 01:20:29 2020 user.notice iot_keep_alive: Ping WAN
87 Fri Feb  7 01:20:29 2020 user.notice iot_keep_alive: Default interface is
88 Fri Feb  7 01:20:29 2020 user.notice iot_keep_alive: No internet at any interface
89 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: abort on (BUSY)
90 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: abort on (NO CARRIER)
91 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: abort on (ERROR)
92 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: report (CONNECT)
93 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: timeout set to 10 seconds
94 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: send (AT&F^M)
95 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: expect (OK)
96 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: AT&F^M^M
97 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: OK
98 Fri Feb  7 01:20:29 2020 local2.info chat[29485]:  ~-~- got it
99 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: send (ATE1^M)
100 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: expect (OK)
101 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: ^M
102 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: ATE1^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 (AT+CGDCONT=1,"IP",""^M)
106 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: timeout set to 30 seconds
107 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: expect (OK)
108 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: ^M
109 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: AT+CGDCONT=1,"IP",""^M^M
110 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: OK
111 Fri Feb  7 01:20:30 2020 local2.info chat[29485]:  ~-~- got it
112 (% 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.
113 Normally the problem is with a provider, need to check if the SIM card has balance or other requirement from the cellular operator(%%)
114 (% style="color:black" %)Fri Feb  7 01:20:30 2020 local2.info chat[29485]: expect (CONNECT)
115 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: ^M
116 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: ATD*99#^M^M
117 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: CONNECT
118 Fri Feb  7 01:20:30 2020 local2.info chat[29485]:  ~-~- got it
119 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: send ( ^M)
120 Fri Feb  7 01:20:30 2020 daemon.info pppd[29452]: Serial connection established.
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
167 )))
168
169 = **4. How does the gateway view the International Mobile Equipment Identity (IMEI)** =
170
171
172 //Users can access the gateway CLI and run the minicom command to get the configuration interface.//
173
174 (((
175
176
177 **//Enter the minicom command, then select the option ''serial port setup".//**
178 )))
179
180 (% class="box infomessage" %)
181 (((
182 root@dragino-1ef9ac:~~# minicom -s
183 )))
184
185 [[image:https://wiki.dragino.com/images/thumb/0/05/4G-1.png/400px-4G-1.png||height="265" width="400"]]
186
187
188 And then, change the setting:
189
190 (% class="box infomessage" %)
191 (((
192 **Serial Device :** (% style="color:#037691" %)**/dev/ttyModemAT**
193
194 **Bps/Par/Bits :(% style="color:#037691" %) 9600 8N1(%%)**
195 )))
196
197
198 //**Note: Enter the corresponding letter to change the configuration, like A,B,C**//
199
200 [[image:https://wiki.dragino.com/images/thumb/c/cb/EC25_1.png/400px-EC25_1.png||height="164" width="400"]]
201
202
203 //Enter **AT+GSN **in the interface to get the IMEI,//
204
205 // **For example (% style="color:#037691" %)860548042566627(%%)**//
206
207 (% class="box infomessage" %)
208 (((
209 (((
210 AT+GSN
211 )))
212 )))
213
214 [[image:https://wiki.dragino.com/images/thumb/6/66/4G-3.png/400px-4G-3.png||height="286" width="400"]]
215
216
217 = **5. How does the gateway connect to the network via a USB 4G Dongle** =
218
219
220 == **5.1 Introduction** ==
221
222
223 (% style="color:red" %)**//Prerequisite: Requires a USB 4G Dongle and a supported gateway firmware//**
224
225 (((
226 //This introduces a setup and configured gateway for using a USB 3g/UMTS-modem for WAN connection.//
227
228
229 )))
230
231 (((
232 //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.//
233 )))
234
235 (((
236 //This is not beginner-friendly due to too many protocols.//
237
238 //For more information: [[https:~~/~~/openwrt.org/docs/guide-user/network/wan/wwan/3gdongle>>url:https://openwrt.org/docs/guide-user/network/wan/wwan/3gdongle]]//
239
240
241 )))
242
243 == **5.2 How to use the USB Dongle at the gateway** ==
244
245
246 //Most of the products can be used on the gateway, but because their protocols are different, they are not used in the same way.//
247
248 (((
249 //For example, the Huawei-E3372/E8372 is using **Hilink mode** or **NCM mode**.//
250 )))
251
252 (% class="box" %)
253 (((
254 Huawei-E3372/E8372
255 Check the (% style="color:#037691" %)**E3372**(% style="color:black" %) version to determine the mode.
256 The version numbers starting with 21 is NCM mode
257 The version numbers starting with 22 is Hilink mode
258 The E8372 only has Hilink mode
259 **~ **(% style="color:red" %)**Note： The e3372 in the vast majority of cases is Hilink mode**
260 )))
261
262
263 == **5.3 Hilink mode** ==
264
265
266 //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/]]//
267
268
269 === **5.3.1 Plugs into the device** ===
270
271
272 (((
273 //USB-Dongle plugs into the gateway USB port//
274 )))
275
276 (((
277 //Check the USB module via command (% style="color:#037691" %)**lsusb**//
278 )))
279
280 (((
281 (% style="color:red" %)//**Note: Users need to that connect to the gateway command line via ssh.**//
282 )))
283
284 [[image:https://wiki.dragino.com/images/2/25/Usb-4g.png||height="63" width="554"]]
285
286
287 === 5.3.2 Detection of new network interfaces added ===
288
289
290 //Check network configuration command line input: //
291
292 (% class="box infomessage" %)
293 (((
294 (((
295 root@dragino-1ef9ac:~~# ifconfig -a
296 )))
297 )))
298
299 [[image:https://wiki.dragino.com/images/thumb/a/a0/Usb-4g-1.png/400px-Usb-4g-1.png||height="401" width="400"]]
300
301 //In the command, the output user can see that the new interface added is (% style="color:#037691" %)**eth2**//
302
303 //Usually, the user can see that the new interface added is (% style="color:#037691" %)**eth2** (% style="color:black" %)or (% style="color:#037691" %)**wwan0**//
304
305
306 === **5.3.3 Add the new interface to the network configuration.** ===
307
308
309 //Enter the configuration from the command line~://
310
311 (% class="box" %)
312 (((
313 uci set network.lte=interface
314 uci set network.lte.proto=dhcp
315 uci set network.lte.ifname=eth2    ~-~-~-~-~-~-~-~-->#This depend on the name of the new interface gateway add
316 uci commit network
317 uci set firewall.@zone[1].network="wan wwan wan6 lte"
318 uci commit firewall
319 /etc/init.d/network restart
320 )))
321
322 [[~[~[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]]
323
324
325 //**Checking Network Configurations**//
326
327 //Command-line input: (% style="color:#037691" %)**ifconfig**//
328
329 [[~[~[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]]
330
331 //Now, Gateway is configured to access the internet on the LTE network.//
332
333
334 == **5.4 NCM mode** ==
335
336
337 == **5.5 Troubleshooting** ==
338
339
340 === **5.5.1 The USB-Dongle interface cannot obtain the IP address.** ===
341
342
343 //Please try this USB dongle to access the internet on your PC, to make sure this USB dongle can normally access the internet.//
344
345
346 = **6. How to reduce data traffic** =
347
348
349 == **6.1 Introduce** ==
350
351
352 **//The gateways will use the data traffic below two places.//**
353
354
355 //1. There is the data traffic from LoRa package Forward which were the gateway status package and sensor end node uplink/downlink.//
356
357 //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.//
358
359 [[image:https://wiki.dragino.com/images/thumb/b/bc/LoRa_interval_time_setting.png/600px-LoRa_interval_time_setting.png||height="282" width="600"]]
360
361
362 //2. There is the data traffic from the gateway check self-network status. by default, the gateway will check the network per 15s.//
363
364 //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.//
365
366 [[image:https://wiki.dragino.com/images/thumb/4/49/Systrm_General.png/600px-Systrm_General.png||height="319" width="600"]]
367
368 //System General interface//
369
370 [[image:https://wiki.dragino.com/images/thumb/f/f0/Set_time_interval.png/600px-Set_time_interval.png||height="319" width="600"]]
371
372 //Keepalive script interval time settings//

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