Version 22.1 by Xiaoye on 2022/05/26 11:59
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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 interface to get 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
221 (% style="color:red" %)**//Prerequisite: Requires a USB 4G Dongle and a supported gateway firmware//**
222
223 (((
224 //This introduces a setup and configured gateway for using a USB 3g/UMTS-modem for WAN connection.//
225
226
227 )))
228
229 (((
230 //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.//
231 )))
232
233 (((
234 //This is not beginner-friendly due to too many protocols.//
235
236 //For more information: [[https:~~/~~/openwrt.org/docs/guide-user/network/wan/wwan/3gdongle>>url:https://openwrt.org/docs/guide-user/network/wan/wwan/3gdongle]]//
237
238
239 )))
240
241 == **5.2 How to use the USB Dongle at the gateway** ==
242
243
244 //Most of the products can be used on the gateway, but because their protocols are different, they are not used in the same way.//
245
246 (((
247 //For example, the Huawei-E3372/E8372 is using **Hilink mode** or **NCM mode**.//
248 )))
249
250 (% class="box" %)
251 (((
252 Huawei-E3372/E8372
253 Check the (% style="color:#037691" %)**E3372**(% style="color:black" %) version to determine the mode.
254 The version numbers starting with 21 is NCM mode
255 The version numbers starting with 22 is Hilink mode
256 The E8372 only has Hilink mode
257 **~ **(% style="color:red" %)**Note： The e3372 in the vast majority of cases is Hilink mode**
258 )))
259
260
261 == **5.3 Hilink mode** ==
262
263
264 //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/]]//
265
266
267 === **5.3.1 Plugs into the device** ===
268
269
270 (((
271 //USB-Dongle plugs into the gateway USB port//
272 )))
273
274 (((
275 //Check the USB module via command (% style="color:#037691" %)**lsusb**//
276 )))
277
278 (((
279 (% style="color:red" %)//**Note: Users need to that connect to the gateway command line via ssh.**//
280 )))
281
282 [[image:https://wiki.dragino.com/images/2/25/Usb-4g.png||height="63" width="554"]]
283
284
285 === 5.3.2 Detection of new network interfaces added ===
286
287
288 //Check network configuration command line input: //
289
290 (% class="box infomessage" %)
291 (((
292 (((
293 root@dragino-1ef9ac:~~# ifconfig -a
294 )))
295 )))
296
297 [[image:https://wiki.dragino.com/images/thumb/a/a0/Usb-4g-1.png/400px-Usb-4g-1.png||height="401" width="400"]]
298
299 //In the command, the output user can see that the new interface added is (% style="color:#037691" %)**eth2**//
300
301 //Usually, the user can see that the new interface added is (% style="color:#037691" %)**eth2** (% style="color:black" %)or (% style="color:#037691" %)**wwan0**//
302
303
304 === **5.3.3 Add the new interface to the network configuration.** ===
305
306
307 //Enter the configuration from the command line~://
308
309 (% class="box" %)
310 (((
311 uci set network.lte=interface
312 uci set network.lte.proto=dhcp
313 uci set network.lte.ifname=eth2    ~-~-~-~-~-~-~-~-->#This depend on the name of the new interface gateway add
314 uci commit network
315 uci set firewall.@zone[1].network="wan wwan wan6 lte"
316 uci commit firewall
317 /etc/init.d/network restart
318 )))
319
320 [[~[~[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]]
321
322
323 //**Checking Network Configurations**//
324
325 //Command-line input: (% style="color:#037691" %)**ifconfig**//
326
327 [[~[~[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]]
328
329 //Now, Gateway is configured to access the internet on the LTE network.//
330
331
332 == **5.4 NCM mode** ==
333
334
335 == **5.5 Troubleshooting** ==
336
337
338 === **5.5.1 The USB-Dongle interface cannot obtain the IP address.** ===
339
340
341 //Please try this USB dongle to access the internet on your PC, to make sure this USB dongle can normally access the internet.//
342
343
344 = **6. How to reduce data traffic** =
345
346
347 == **6.1 Introduce** ==
348
349
350 **//The gateways will use the data traffic below two places.//**
351
352
353 //1. There is the data traffic from LoRa package Forward which were the gateway status package and sensor end node uplink/downlink.//
354
355 //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.//
356
357 [[image:https://wiki.dragino.com/images/thumb/b/bc/LoRa_interval_time_setting.png/600px-LoRa_interval_time_setting.png||height="282" width="600"]]
358
359
360 //2. There is the data traffic from the gateway check self-network status. by default, the gateway will check the network per 15s.//
361
362 //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.//
363
364 [[image:https://wiki.dragino.com/images/thumb/4/49/Systrm_General.png/600px-Systrm_General.png||height="319" width="600"]]
365
366 //System General interface//
367
368 [[image:https://wiki.dragino.com/images/thumb/f/f0/Set_time_interval.png/600px-Set_time_interval.png||height="319" width="600"]]
369
370 //Keepalive script interval time settings//
371
372

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