Last modified by Xiaoling on 2024/08/08 09:05
<
From version < 2.1 >
edited by Edwin Chen
on 2022/05/25 10:49
To version < 87.1 >
edited by Xiaoye
on 2023/11/25 10:58
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
1 -Notes for cellular network connection
1 +Cellular network connection details and tips
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Edwin
1 +XWiki.Xiaoye
Content
... ... @@ -1,59 +1,87 @@
1 -Table of Contents：
1 +
2 2  
3 +**Table of Contents：**
4 +
3 3  {{toc/}}
4 4  
7 +
8 +
5 5  = 1. Enable Cellular Connection =
6 6  
11 +
7 7  If your device has a Cellular module, you can see the below screenshot. enable the cellular connection here.
8 8  
9 -[[image:https://wiki.dragino.com/images/thumb/8/81/Cellular_11.png/600px-Cellular_11.png||height="262" width="600"]]
14 +[[image:image-20220601110850-2.png]]
10 10  
11 -Enable Cellular Connection
16 +**//Enable Cellular Connection//**
12 12  
18 +
13 13  (((
14 14  If your device doesn't have a cellular module, you will see a cellular module not detected.
15 15  )))
16 16  
17 -[[image:https://wiki.dragino.com/images/thumb/d/da/Cellular_10.png/600px-Cellular_10.png||height="400" width="600"]]
23 +[[image:image-20220527153544-2.png]]
18 18  
19 -No Cellular Module
20 20  
21 -= 2. How to Debug if Cellular connection fail =
26 += 2. How to Debug if Cellular connection fails =
22 22  
23 -If there is a problem for cellular connection. Please check the below points:
24 24  
29 +If there is a problem with the cellular connection. Please check the below points:
30 +
31 +
25 25  == 2.1 Do you order the model with a cellular option ==
26 26  
34 +
27 27  Make sure you order the model with the cellular option. Can check by command or via the Web UI.
28 28  
29 29  (% class="box" %)
30 30  (((
31 -root@dragino-1bbd90:~~# lsusb
39 +//root@dragino-1bbd90:~~# lsusb
32 32  Bus 001 Device 004: ID 2c7c:0125      ~-~-> This is the Cellular module
33 33  Bus 001 Device 002: ID 1a40:0101 Terminus Technology Inc. Hub
34 -Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
42 +Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub//
35 35  )))
36 36  
45 +[[image:image-20220601110748-1.png]]
46 +
47 +
37 37  == 2.2 Do you input the SIM card correctly ==
38 38  
39 -Below command can check if you have SIM card inserted, or via Web UI
40 40  
41 -* Make sure Power Off when you insert the SIM card and power on device. Device doesn't support auto-detect SIM card on power on
42 -* Make sure you have the correct direction to insert SIM card. Every devices has a example photo in the manual for the direction.
51 +**Below command can check if you have a SIM card inserted, or via Web UI**
43 43  
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 +
44 44  (% class="box" %)
45 45  (((
46 -root@dragino-1bbd90:~~# comgt -d /dev/ttyUSB3
58 +//root@dragino-1dadd8:~~# **comgt -d /dev/ttyUSB3**
47 47  SIM ready
48 48  Waiting for Registration..(120 sec max)
49 -Registered on Home network: "CHN-CT",7
50 -Signal Quality: 23,99
61 +Registered on Home network: "CHN-UNICOM",7
62 +Signal Quality: 10,99//
51 51  )))
52 52  
65 +
66 +(% class="wikigeneratedid" %)
67 +[[image:image-20220527153804-4.png]]
68 +
69 +
70 +(% class="wikigeneratedid" %)
71 +**​​(% style="color:red" %)Note:(%%)**(% style="color:red" %) **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-20220527153827-5.png]]
78 +
79 +
53 53  == 2.3 Check dialing info ==
54 54  
55 -run "logread -f" in console
56 56  
83 +run "**logread -f**" in gateway CLI。
84 +
57 57  (% class="box" %)
58 58  (((
59 59  Fri Feb  7 01:20:28 2020 daemon.notice pppd[29452]: pppd 2.4.7 started by root, uid 0
... ... @@ -83,8 +83,8 @@
83 83  Fri Feb  7 01:20:30 2020 local2.info chat[29485]: AT+CGDCONT=1,"IP",""^M^M
84 84  Fri Feb  7 01:20:30 2020 local2.info chat[29485]: OK
85 85  Fri Feb  7 01:20:30 2020 local2.info chat[29485]:  ~-~- got it
86 -(% 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.
87 -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:#037691" %)**Fri Feb  7 01:20:30 2020 local2.info chat[29485]: send (ATD*99#^M)      ~-~-~-~--> In case the dialling process already reach here.
115 +Normally the problem is with a provider, need to check if the SIM card has balance or other requirement from the cellular operator**(%%)
88 88  (% style="color:black" %)Fri Feb  7 01:20:30 2020 local2.info chat[29485]: expect (CONNECT)
89 89  Fri Feb  7 01:20:30 2020 local2.info chat[29485]: ^M
90 90  Fri Feb  7 01:20:30 2020 local2.info chat[29485]: ATD*99#^M^M
... ... @@ -94,19 +94,59 @@
94 94  Fri Feb  7 01:20:30 2020 daemon.info pppd[29452]: Serial connection established.
95 95  )))
96 96  
125 +
126 +== 2.4 If the following situation occurs, how can users solve this problem? ==
127 +
128 +=== 2.4.1 The gateway can read the SIM card, But the Internet is displayed as Fail. ===
129 +
130 +
131 +Users can check whether the APN matched by the SIM card is correct.
132 +
133 +Regarding what APN your SIM card should use, Users can search for the APN corresponding to the SIM card by Google or ask the carrier.
134 +
135 +
136 +[[image:image-20220718155937-1.png||height="562" width="497"]]
137 +
138 +
139 +=== 2.4.2 The gateway can read the SIM card, But the Internet is displayed as Fail, and at the same time Network displays the carrier network. ===
140 +
141 +
142 +It should be SIM card no flow, users can insert SIM cards into the mobile phone for testing.
143 +
144 +
145 +[[image:1658131428288-728.png||height="538" width="494"]]
146 +
147 +
148 +=== 2.4.3 The gateway can't read the SIM card, and the Internet is displayed as Fail. ===
149 +
150 +
151 +Users need to check whether the SIM card type is suitable for the EC25 module.
152 +
153 +
154 +[[image:1658131612484-845.png||height="549" width="499"]]
155 +
156 +
157 +=== 2.4.4 SIM display：~*~**SIM ERROR~*~** Check SIM is inserted test SIM in a mobile phone？ ===
158 +
159 +
160 +Users can insert SIM cards into the mobile phone for testing.
161 +
162 +
163 +[[image:image-20220718160804-3.png||height="602" width="500"]]
164 +
165 +
97 97  = 3. Share Cellular Network for WiFi & LAN clients =
98 98  
168 +
99 99  (((
100 100  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.
101 101  )))
102 102  
103 -(((
104 -root@dragino-1d25dc:~~# cat /etc/config/firewall
105 -)))
106 -
107 107  (% class="box" %)
108 108  (((
109 109  (((
176 +root@dragino-1d25dc:~~# cat /etc/config/firewall
177 +
110 110  config defaults
111 111   option syn_flood '1'
112 112   option input 'ACCEPT'
... ... @@ -136,128 +136,248 @@
136 136  )))
137 137  
138 138  (((
139 -and run **/etc/init.d/firewall reload** or reboot the device.
207 +and run **/etc/init.d/firewall reload** or **reboot the device**.
208 +
209 +
210 += 4. Switching between Cellular and Ethernet and Wi-Fi networks =
211 +
212 +
213 +By default, Cell is the backup WAN where the Ethernet or Wi-Fi network is used first if they are available.
214 +
215 +Once the Ethernet of the Wi-Fi network is unavailable where the gateway network will switch to a Cell network from Ethernet or Wi-Fi.
216 +
217 +
218 +**Enable Cellular and connect Ethernet at the same time**
219 +
220 +ETH icon is displayed as ​​​ [[image:1658135519305-444.png||height="18" width="19"]] Indicates that Ethernet is the main working network.
221 +
222 +Cell icon is displayed as  [[image:1658135500498-725.png||height="17" width="17"]] Indicates that Cellular is the backup WAN.
223 +
224 +
225 +== 4.1 Switching between Cellular and Ethernet networks ==
226 +
227 +
228 +When connecting to the AP WiFI of the gateway, users can access the Web UI of the gateway through the default address 10.130.1.1
229 +
230 +[[image:image-20220606140622-2.png||height="664" width="1106"]]
231 +
232 +
233 +**Remove the network cable from the WAN port on the gateway, the gateway will switch to a Cellular network.**
234 +
235 +[[image:image-20220606140859-4.png||height="687" width="1107"]]
236 +
237 +(% style="display:none" %) (%%)
238 +
239 +== 4.2 Switching between Cellular and WiFi networks ==
240 +
241 +
242 +(% class="wikigeneratedid" %)
243 +Enable **Cellular** and connect **WiFi** at the same time
244 +
245 +WiFi icon is displayed as ​​​[[image:1658135519305-444.png||height="23" width="24"]] Indicates that WiFi is the main working network.
246 +
247 +Cell icon is displayed as  [[image:1658135500498-725.png||height="23" width="22"]] Indicates that Cellular is the backup WAN.
248 +
249 +
250 +[[image:image-20220606141113-7.png||height="678" width="1106"]]
251 +
252 +
253 +**Close the WiFi WAN, the gateway will switch to a Cellular network.**
254 +
255 +[[image:image-20220606140932-5.png||height="687" width="1107"]]
256 +
257 +
258 +== 4.3 At the same time start Cellular and Ethernet and Wi-Fi networks ==
259 +
260 +
261 +[[image:image-20220606140328-1.png||height="682" width="1108"]]
262 +
263 +
140 140  )))
141 141  
142 -= 4. How does the gateway view the International Mobile Equipment Identity (IMEI) =
266 += 5. How does the gateway view the International Mobile Equipment Identity (IMEI) =
143 143  
144 -Use SSH to access the gateway configuration page and run the minicom command
145 145  
269 +Users can get the IMEI via Linux command, but you have to access the gateway CLI.
270 +
271 +(% class="box infomessage" %)
146 146  (((
147 -Select "**Serial Port Setup**":
273 +**root@dragino-1b7c4c:~~# comgt -d /dev/ttyModemAT -s /etc/gcom/getimsi.gcom **
148 148  )))
149 149  
276 +[[image:image-20221027140604-1.png||height="330" width="707"]]
277 +
278 +
279 +[[image:image-20221027151146-2.png||height="554" width="1000"]]
280 +
281 +
282 +== **How does the gateway access the Quetel module directly (to send AT commands)** ==
283 +
284 +
285 +Users can access the gateway CLI and run the minicom command to get the configuration interface.
286 +
287 +(((
288 +
289 +
290 +**Enter the minicom command, then select the option ''serial port setup".**
291 +)))
292 +
150 150  (% class="box infomessage" %)
151 151  (((
152 -root@dragino-1ef9ac:~~# minicom -s
295 +**root@dragino-1ef9ac:~~# minicom -s**
153 153  )))
154 154  
155 -[[image:https://wiki.dragino.com/images/thumb/0/05/4G-1.png/400px-4G-1.png||height="265" width="400"]]
298 +[[image:image-20220527154132-6.png]]
156 156  
157 -Enter the minicom command
158 158  
159 -Access the serial port of the 4G module
301 +And then, change the setting:
160 160  
161 -Serial port setup is as follows:
303 +(% class="box infomessage" %)
304 +(((
305 +**Serial Device :** (% style="color:#037691" %)**/dev/ttyModemAT**
162 162  
163 -**Serial Device :** (% style="color:#037691" %)**/dev/ttyModemAT**
307 +**Bps/Par/Bits :(% style="color:#037691" %) 9600 8N1(%%)**
308 +)))
164 164  
165 -**Bps/Par/Bits :(% style="color:#037691" %) 9600 8N1 or 115200 8N1(%%)**
166 166  
167 -[[image:https://wiki.dragino.com/images/thumb/c/cb/EC25_1.png/400px-EC25_1.png||height="164" width="400"]]
311 +(% style="color:red" %)**Note: Enter the corresponding letter to change the configuration, like A,B,C**
168 168  
169 -Configuring USB Ports
313 +[[image:image-20220527154154-7.png]]
170 170  
171 171  
172 -Enter AT+GSN in the serial port to view the IMEI
316 +=== **International Mobile Equipment Identity (IMEI)** ===
173 173  
174 -For example:** (% style="color:#037691" %)860548042566627(%%)**
175 175  
319 +(((
320 +Enter (% style="color:blue" %)**AT+GSN **(%%)in the interface to get the IMEI,
321 +)))
322 +
323 +(((
324 +**For example: (% style="color:#037691" %)860548042566627(%%)**
325 +)))
326 +
176 176  (% class="box infomessage" %)
177 177  (((
178 178  (((
179 - AT+GSN
330 + **AT+GSN**
180 180  )))
181 181  )))
182 182  
183 -[[image:https://wiki.dragino.com/images/thumb/6/66/4G-3.png/400px-4G-3.png||height="286" width="400"]]
334 +[[image:image-20220527154231-8.png]]
184 184  
185 -Enter the AT command
186 186  
187 -= 5. How does the gateway connect to the network via a USB 4G Dongle =
337 +=== **Integrated Circuit Card Identifier (ICCID)** ===
188 188  
189 -== 5.1 Introduction ==
190 190  
340 +(((
341 +Enter (% style="color:blue" %)**AT+QCCID **(%%)in the interface to get the ICCID,
342 +)))
343 +
344 +(((
345 +**For example: (% style="color:#037691" %)89860118005400261748(%%)**
346 +
347 +(% class="box infomessage" %)
348 +(((
349 + **AT+QCCID**
350 +)))
351 +)))
352 +
353 +[[image:1678675878256-777.png]]
354 +
355 +
356 += 6. How does the gateway connect to the network via a USB 4G Dongle =
357 +
358 +== 6.1 Introduction ==
359 +
360 +
191 191  (% style="color:red" %)**Prerequisite: Requires a USB 4G Dongle and a supported gateway firmware**
192 192  
193 193  (((
194 194  This introduces a setup and configured gateway for using a USB 3g/UMTS-modem for WAN connection.
365 +
366 +
195 195  )))
196 196  
197 197  (((
198 -Many mode (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]]
370 +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.
199 199  )))
200 200  
201 201  (((
202 202  This is not beginner-friendly due to too many protocols.
375 +
376 +For more information: [[https:~~/~~/openwrt.org/docs/guide-user/network/wan/wwan/3gdongle>>url:https://openwrt.org/docs/guide-user/network/wan/wwan/3gdongle]]
377 +
378 +
203 203  )))
204 204  
205 -== 5.2 How to use the USB-Dongle at the gateway ==
381 +== 6.2 How to use the USB Dongle at the gateway ==
206 206  
383 +
207 207  Most of the products can be used on the gateway, but because their protocols are different, they are not used in the same way.
208 208  
209 209  (((
210 -For example, the Huawei-E3372/E8372 is using Hilink mode or NCM mode.
387 +For example, the Huawei-E3372/E8372 is using **Hilink mode** or **NCM mode**.
211 211  )))
212 212  
213 213  (% class="box" %)
214 214  (((
215 215   Huawei-E3372/E8372
216 - Check (% style="color:#037691" %)**E3372**(% style="color:black" %) version to determine the mode.
393 + Check the (% style="color:#037691" %)**E3372**(% style="color:black" %) version to determine the mode.
217 217   The version numbers starting with 21 is NCM mode
218 218   The version numbers starting with 22 is Hilink mode
219 - The E8372 only have Hilink mode
220 -**~ **(% style="color:red" %)**Note：The e3372 in the vast majority of cases is Hilink mode**
396 + The E8372 only has Hilink mode
397 +**~ **(% style="color:red" %)**Note： The e3372 in the vast majority of cases is Hilink mode**
221 221  )))
222 222  
223 -== 5.3 Hilink mode ==
224 224  
225 -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/]]
401 +== 6.3 Hilink mode ==
226 226  
227 -=== 5.3.1 1.Plugs into the device ===
228 228  
404 +//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/]]//
405 +
406 +
407 +=== 6.3.1 Plugs into the device ===
408 +
409 +
229 229  (((
230 230  USB-Dongle plugs into the gateway USB port
231 231  )))
232 232  
233 233  (((
234 -Check the USB module via comman (% style="color:#037691" %)**lsusb**
415 +Check the USB module via command (% style="color:#037691" %)**lsusb**
235 235  )))
236 236  
237 237  (((
238 -(% style="color:red" %)**Note : User neet to do that connect gateway command line via ssh.**
419 +(% style="color:red" %)**Note: Users need to that connect to the gateway command line via ssh.**
239 239  )))
240 240  
241 -[[image:https://wiki.dragino.com/images/2/25/Usb-4g.png||height="63" width="554"]]
422 +[[image:image-20220527154739-9.png]]
242 242  
243 -Checking USB Ports
244 244  
245 -=== 5.3.2 2.Detection of new network interfaces added ===
425 +=== 6.3.2 Detection of new network interfaces added ===
246 246  
247 -Command line input: (% style="color:#037691" %)**ifconfig -a**
248 248  
249 -[[image:https://wiki.dragino.com/images/thumb/a/a0/Usb-4g-1.png/400px-Usb-4g-1.png||height="401" width="400"]]
428 +Check network configuration command line input:
250 250  
251 -Check the network
430 +(% class="box infomessage" %)
431 +(((
432 +(((
433 +**~ root@dragino-1ef9ac:~~# ifconfig -a**
434 +)))
435 +)))
252 252  
253 -In the command output user can see that the new interface added is (% style="color:#037691" %)**eth2**
437 +[[image:image-20220527154822-10.png]]
254 254  
255 -Usually,user can see that the new interface added is (% style="color:#037691" %)**eth2** (% style="color:black" %)or (% style="color:#037691" %)**wwan0**
439 +In the command, the output user can see that the new interface added is (% style="color:#037691" %)**eth2**
256 256  
257 -=== 5.3.3 3.Add the new interface to the network confiutation. ===
441 +Usually, the user can see that the new interface added is (% style="color:#037691" %)**eth2** (% style="color:black" %)or (% style="color:#037691" %)**wwan0**
258 258  
259 -Enter the configuration from the command line:
260 260  
444 +=== 6.3.3 Add the new interface to the network configuration. ===
445 +
446 +
447 +//Enter the configuration from the command line~://
448 +
261 261  (% class="box" %)
262 262  (((
263 263  uci set network.lte=interface
... ... @@ -269,52 +269,105 @@
269 269  /etc/init.d/network restart
270 270  )))
271 271  
272 -[[~[~[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]]
460 +[[image:image-20220527154937-11.png]]
273 273  
274 -Configuration
275 275  
276 -Checking Network Configurations
463 +//**Checking Network Configurations**//
277 277  
278 -Command line input: (% style="color:#037691" %)**ifconfig**
465 +//Command-line input: (% style="color:#037691" %)**ifconfig**//
279 279  
280 -[[~[~[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]]
467 +[[image:image-20220527155013-12.png]]
281 281  
282 -Checking Network Configurations
469 +Now, Gateway is configured to access the internet on the LTE network.
283 283  
284 -Now, Gateway is configured to access the internet on the Lte network.
285 285  
286 -== 5.4 NCM mode ==
472 +== 6.4 NCM mode ==
287 287  
288 -== 5.5 Troubleshooting ==
289 289  
290 -=== 5.5.1 The USB-Dongle interface cannot obtain the IP address. ===
475 +== 6.5 Troubleshooting ==
291 291  
477 +=== 6.5.1 The USB-Dongle interface cannot obtain the IP address. ===
478 +
479 +
292 292  Please try this USB dongle to access the internet on your PC, to make sure this USB dongle can normally access the internet.
293 293  
294 -= 6. How to reduce data traffic =
295 295  
296 -== 6.1 Introduce ==
483 += 7. How to reduce data traffic =
297 297  
298 -The gateways will use the data traffic were below two places.
485 +== 7.1 How the gateway will consume data traffic ==
299 299  
300 -~1. There is the data traffic from LoRa package Forward which were the gateway status package and sensor end node uplink/downlink.
487 +Below list the place where the data traffic will use.
301 301  
302 -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.
489 +* Valid uplink data to LoRaWAN server or IoT server. ( We can't reduce this as they are the data we want)
490 +* Invalid uplink sensor data to LoRaWAN serevr. ( See Filter unwanted packets)
491 +* LoRaWAN Status push or polling data to LoRaWAN server . ( We can reduce this part , see below for discussion)
492 +* System Keep Alive data. ( To ensure the system is more robust, can be disabled)
493 +* system Time synchronization Checking
494 +* Auto update ( Software auto update, can be disabled)
303 303  
304 -[[image:https://wiki.dragino.com/images/thumb/b/bc/LoRa_interval_time_setting.png/600px-LoRa_interval_time_setting.png||height="282" width="600"]]
496 +=== 7.1.1 LoRaWAN Status push or polling data to LoRaWAN server ===
305 305  
306 -LoRa interval time setting
498 +When gateway connect to LoRaWAN server via LoRaWAN protocol, besides the sensor data uplink/downlink. gateway will still need to:
307 307  
308 -2. There is the data traffic from the gateway check self-network status. by default, the gateway will check network per 15s.
500 +* Uplink self-status to the LoRaWAN server every 30s. the users can adjust **Keep Alive Period** as below
501 +* Check LoRaWAN server status every 5 seconds to see if there is valid downlink command to sensors. We don't provide WEB UI option to modify this time, because the modify of this settings will lead to fail on OTAA Join and Downlink commands.
309 309  
310 -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.
503 +[[image:image-20220527155108-13.png]]
311 311  
312 -[[image:https://wiki.dragino.com/images/thumb/4/49/Systrm_General.png/600px-Systrm_General.png||height="319" width="600"]]
313 313  
314 -Systrm General
506 +=== 7.1.2 System Keep Alive data ===
315 315  
316 -[[image:https://wiki.dragino.com/images/thumb/f/f0/Set_time_interval.png/600px-Set_time_interval.png||height="319" width="600"]]
508 +System Keep Alive Data is used to check gateway-network status and fix possible issue. Gateway will check every 15 seconds and generate traffic.
317 317  
318 -Keppalive script interval time settings
510 +Base on 15 seconds per check, the data traffic is about 2M data traffic per day. Users can adjust **Keepalive Interval** as below.
319 319  
512 +[[image:image-20220527155229-15.png||height="511" width="986"]]
513 +
514 +
515 +=== 7.1.3 Auto update ===
516 +
517 +Gateway will check for update every day for new configure or software. User can disable them by below method.
518 +
519 +
520 +=== 7.1.4 Filter unwanted packets ===
521 +
522 +When gateway connect to LoRaWAN server via LoRaWAN protocol , Gateway will by default get every possible LoRaWAN packets and forward to LoRaWAN server. If there are sensors from others in the same area, such sensor data will also be forward to LoRaWAN server ( they will be ignore by the server). This also consume data.
523 +
524 +See [[How to filter unwanted packets>>doc:Main.Filter unwanted LoRaWAN packets.WebHome]]
525 +
526 +
527 +== 7.2 Usage statistics ==
528 +
529 +
530 +=== 7.2.1 How does Openwrt usage statistics ===
531 +
532 +This is a general instruction for the use of Openwrt of Dragino devices. Current models include:
533 +
534 +* LPS8,LPS8N
535 +* LG308,LG308N
536 +* DLOS8,DLOS8N
537 +* LIG16
538 +
539 +~1. Activate LuCI and connect to SSH following [[these instructions>>doc:Main.Install Luci in the new UI firmware.WebHome]]
540 +
541 +2. Install luci-app-statistics using the following terminal commands:
542 +
543 +{{{opkg update
544 +opkg install luci-app-statistics
545 +opkg install collectd-mod-interface
546 +/etc/init.d/collectd enable
547 +reboot
548 +}}}
549 +
550 +3. Select the interface to be monitored by going to **Statistics > Setup **in the upper menu then **Network plugins > Interfaces. **Select **3g-cellular **in the list then save. You can select multiple interfaces by pressing the **ctrl key **while selecting the interfaces.
551 +
552 +[[image:image-20221124133431-1.png]]
553 +
554 +[[image:image-20221124135102-2.png]]
555 +
556 +
557 +4. View the graphs and statistics using by going to **Statistics > Graphs** **> Interfaces > 3g-cellullar**
558 +
559 +[[image:image-20221124134927-1.png]]
560 +
320 320  
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