Version 18.1 by Kilight Cao on 2022/05/26 11:26
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1 Table of Contents：
2
3 {{toc/}}
4
5 = **1. Enable Cellular Connection** =
6
7
8 //If your device has a Cellular module, you can see the below screenshot. enable the cellular connection here.//
9
10 [[image:https://wiki.dragino.com/images/thumb/8/81/Cellular_11.png/600px-Cellular_11.png||height="262" width="600"]]
11
12
13 **//Enable Cellular Connection//**
14
15 (((
16 //If your device doesn't have a cellular module, you will see a cellular module not detected.//
17 )))
18
19 [[image:https://wiki.dragino.com/images/thumb/d/da/Cellular_10.png/600px-Cellular_10.png||height="400" width="600"]]
20
21
22 = **2. How to Debug if Cellular connection fails** =
23
24
25 //If there is a problem with the cellular connection. Please check the below points~://
26
27
28 == **2.1 Do you order the model with a cellular option** ==
29
30
31 //Make sure you order the model with the cellular option. Can check by command or via the Web UI.//
32
33 (% class="box" %)
34 (((
35 //root@dragino-1bbd90:~~# lsusb
36 Bus 001 Device 004: ID 2c7c:0125      ~-~-> This is the Cellular module
37 Bus 001 Device 002: ID 1a40:0101 Terminus Technology Inc. Hub
38 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub//
39 )))
40
41
42 (% class="wikigeneratedid" %)
43 [[image:image-20220525140054-1.png||height="153" width="607"]]
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-20220526104201-1.png||height="625" width="543"]]
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-20220525141016-3.png||height="524" width="502"]]
76
77 == **2.3 Check dialing info** ==
78
79 //run "**logread -f**" in gateway CLI。//
80
81 (% class="box" %)
82 (((
83 Fri Feb  7 01:20:28 2020 daemon.notice pppd[29452]: pppd 2.4.7 started by root, uid 0
84 Fri Feb  7 01:20:29 2020 user.notice iot_keep_alive: Ping WAN
85 Fri Feb  7 01:20:29 2020 user.notice iot_keep_alive: Default interface is
86 Fri Feb  7 01:20:29 2020 user.notice iot_keep_alive: No internet at any interface
87 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: abort on (BUSY)
88 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: abort on (NO CARRIER)
89 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: abort on (ERROR)
90 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: report (CONNECT)
91 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: timeout set to 10 seconds
92 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: send (AT&F^M)
93 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: expect (OK)
94 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: AT&F^M^M
95 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: OK
96 Fri Feb  7 01:20:29 2020 local2.info chat[29485]:  ~-~- got it
97 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: send (ATE1^M)
98 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: expect (OK)
99 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: ^M
100 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: ATE1^M^M
101 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: OK
102 Fri Feb  7 01:20:29 2020 local2.info chat[29485]:  ~-~- got it
103 Fri Feb  7 01:20:29 2020 local2.info chat[29485]: send (AT+CGDCONT=1,"IP",""^M)
104 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: timeout set to 30 seconds
105 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: expect (OK)
106 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: ^M
107 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: AT+CGDCONT=1,"IP",""^M^M
108 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: OK
109 Fri Feb  7 01:20:30 2020 local2.info chat[29485]:  ~-~- got it
110 (% 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.
111 Normally the problem is with a provider, need to check if the SIM card has balance or other requirement from the cellular operator(%%)
112 (% style="color:black" %)Fri Feb  7 01:20:30 2020 local2.info chat[29485]: expect (CONNECT)
113 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: ^M
114 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: ATD*99#^M^M
115 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: CONNECT
116 Fri Feb  7 01:20:30 2020 local2.info chat[29485]:  ~-~- got it
117 Fri Feb  7 01:20:30 2020 local2.info chat[29485]: send ( ^M)
118 Fri Feb  7 01:20:30 2020 daemon.info pppd[29452]: Serial connection established.
119 )))
120
121 = **3. Share Cellular Network for WiFi & LAN clients** =
122
123
124 (((
125 //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.//
126 )))
127
128 (% class="box" %)
129 (((
130 (((
131 root@dragino-1d25dc:~~# cat /etc/config/firewall
132
133 config defaults
134 option syn_flood '1'
135 option input 'ACCEPT'
136 option output 'ACCEPT'
137 option forward 'REJECT'
138 config zone
139 option name 'lan'
140 list network 'lan'
141 option input 'ACCEPT'
142 option output 'ACCEPT'
143 option forward 'REJECT' 
144 config zone
145 option name 'wan'
146 list network 'wan'
147 list network 'wwan'
148 list network 'wan6'
149 list network 'cellular'   ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~--> Add this line and reboot
150 option input 'REJECT'
151 option output 'ACCEPT'
152 option forward 'ACCEPT'
153 option masq '1'
154 option mtu_fix '1'
155 config forwarding
156 option src 'lan'
157 option dest 'wan'
158 )))
159 )))
160
161 (((
162 //and run **/etc/init.d/firewall reload** or reboot the device.//
163
164
165 )))
166
167 = **4. How does the gateway view the International Mobile Equipment Identity (IMEI)** =
168
169
170 //Users can access the gateway CLI and run the minicom command to get the configuration interface.//
171
172 (((
173
174
175 **//Enter the minicom command, then select the option ''serial port setup".//**
176 )))
177
178 (% class="box infomessage" %)
179 (((
180 root@dragino-1ef9ac:~~# minicom -s
181 )))
182
183 [[image:https://wiki.dragino.com/images/thumb/0/05/4G-1.png/400px-4G-1.png||height="265" width="400"]]
184
185
186 And then, change the setting:
187
188 (% class="box infomessage" %)
189 (((
190 **Serial Device :** (% style="color:#037691" %)**/dev/ttyModemAT**
191
192 **Bps/Par/Bits :(% style="color:#037691" %) 9600 8N1(%%)**
193 )))
194
195
196 //**Note: Enter the corresponding letter to change the configuration, like A,B,C**//
197
198 [[image:https://wiki.dragino.com/images/thumb/c/cb/EC25_1.png/400px-EC25_1.png||height="164" width="400"]]
199
200
201 //Enter AT+GSN in the serial port to view the IMEI//
202
203 //For example ~://** (% style="color:#037691" %)860548042566627(%%)**
204
205 (% class="box infomessage" %)
206 (((
207 (((
208 AT+GSN
209 )))
210 )))
211
212 [[image:https://wiki.dragino.com/images/thumb/6/66/4G-3.png/400px-4G-3.png||height="286" width="400"]]
213
214
215 = **5. How does the gateway connect to the network via a USB 4G Dongle** =
216
217
218 == **5.1 Introduction** ==
219
220 (% style="color:red" %)//**Prerequisite: Requires a USB 4G Dongle and a supported gateway firmware**//
221
222 (((
223 //This introduces a setup and configured gateway for using a USB 3g/UMTS-modem for WAN connection.//
224 )))
225
226 (((
227 //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. For more information: [[https:~~/~~/openwrt.org/docs/guide-user/network/wan/wwan/3gdongle>>url:https://openwrt.org/docs/guide-user/network/wan/wwan/3gdongle]]//
228 )))
229
230 (((
231 //This is not beginner-friendly due to too many protocols.//
232 )))
233
234 == **5.2 How to use the USB-Dongle at the gateway** ==
235
236
237 //Most of the products can be used on the gateway, but because their protocols are different, they are not used in the same way.//
238
239 (((
240 //For example, the Huawei-E3372/E8372 is using Hilink mode or NCM mode.//
241 )))
242
243 (% class="box" %)
244 (((
245 Huawei-E3372/E8372
246 Check the (% style="color:#037691" %)**E3372**(% style="color:black" %) version to determine the mode.
247 The version numbers starting with 21 is NCM mode
248 The version numbers starting with 22 is Hilink mode
249 The E8372 only has Hilink mode
250 **~ **(% style="color:red" %)**Note： The e3372 in the vast majority of cases is Hilink mode**
251 )))
252
253 == **5.3 Hilink mode** ==
254
255
256 //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/]]//
257
258
259 === **5.3.1 Plugs into the device** ===
260
261
262 (((
263 //USB-Dongle plugs into the gateway USB port//
264 )))
265
266 (((
267 //Check the USB module via command (% style="color:#037691" %)**lsusb**//
268 )))
269
270 (((
271 (% style="color:red" %)//**Note: Users need to that connect to the gateway command line via ssh.**//
272 )))
273
274 [[image:https://wiki.dragino.com/images/2/25/Usb-4g.png||height="63" width="554"]]
275
276
277 === 5.3.2 Detection of new network interfaces added ===
278
279
280 //Command-line input: //
281
282 (% class="box infomessage" %)
283 (((
284 (((
285 root@dragino-1ef9ac:~~# ifconfig -a
286 )))
287 )))
288
289 [[image:https://wiki.dragino.com/images/thumb/a/a0/Usb-4g-1.png/400px-Usb-4g-1.png||height="401" width="400"]]
290
291 //In the command, the output user can see that the new interface added is (% style="color:#037691" %)**eth2**//
292
293 //Usually, the user can see that the new interface added is (% style="color:#037691" %)**eth2** (% style="color:black" %)or (% style="color:#037691" %)**wwan0**//
294
295
296 === **5.3.3 Add the new interface to the network configuration.** ===
297
298
299 //Enter the configuration from the command line~://
300
301 (% class="box" %)
302 (((
303 uci set network.lte=interface
304 uci set network.lte.proto=dhcp
305 uci set network.lte.ifname=eth2    ~-~-~-~-~-~-~-~-->#This depend on the name of the new interface gateway add
306 uci commit network
307 uci set firewall.@zone[1].network="wan wwan wan6 lte"
308 uci commit firewall
309 /etc/init.d/network restart
310 )))
311
312 [[~[~[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]]
313
314
315 **Checking Network Configurations**
316
317 //Command-line input: (% style="color:#037691" %)**ifconfig**//
318
319 [[~[~[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]]
320
321 //Now, Gateway is configured to access the internet on the LTE network.//
322
323
324 == **5.4 NCM mode** ==
325
326
327 == **5.5 Troubleshooting** ==
328
329
330 === **5.5.1 The USB-Dongle interface cannot obtain the IP address.** ===
331
332
333 //Please try this USB dongle to access the internet on your PC, to make sure this USB dongle can normally access the internet.//
334
335
336 = **6. How to reduce data traffic** =
337
338
339 == **6.1 Introduce** ==
340
341
342 **//The gateways will use the data traffic below two places.//**
343
344
345 //1. There is the data traffic from LoRa package Forward which were the gateway status package and sensor end node uplink/downlink.//
346
347 //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.//
348
349 [[image:https://wiki.dragino.com/images/thumb/b/bc/LoRa_interval_time_setting.png/600px-LoRa_interval_time_setting.png||height="282" width="600"]]
350
351
352 //2. There is the data traffic from the gateway check self-network status. by default, the gateway will check the network per 15s.//
353
354 //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.//
355
356 [[image:https://wiki.dragino.com/images/thumb/4/49/Systrm_General.png/600px-Systrm_General.png||height="319" width="600"]]
357
358 //System General interface//
359
360 [[image:https://wiki.dragino.com/images/thumb/f/f0/Set_time_interval.png/600px-Set_time_interval.png||height="319" width="600"]]
361
362 //Keepalive script interval time settings//
363
364

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