Last modified by Xiaoling on 2024/08/08 09:05
<
From version < 1.15 >
edited by Xiaoling
on 2022/05/14 09:59
To version < 84.1 >
edited by Edwin Chen
on 2023/05/05 08:21
>
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Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
1 -Notes for cellular network connection
1 +Cellular network connection details and tips
Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
... ... @@ -1,56 +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  
25 -== 2.1 Do you order the model with cellular option ==
29 +If there is a problem with the cellular connection. Please check the below points:
26 26  
27 -Make sure you order the model with the cellular option. Can check by command:
28 28  
32 +== 2.1 Do you order the model with a cellular option ==
33 +
34 +
35 +Make sure you order the model with the cellular option. Can check by command or via the Web UI.
36 +
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:
40 40  
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 +
41 41  (% class="box" %)
42 42  (((
43 -root@dragino-1bbd90:~~# comgt -d /dev/ttyUSB3
58 +//root@dragino-1dadd8:~~# **comgt -d /dev/ttyUSB3**
44 44  SIM ready
45 45  Waiting for Registration..(120 sec max)
46 -Registered on Home network: "CHN-CT",7
47 -Signal Quality: 23,99
61 +Registered on Home network: "CHN-UNICOM",7
62 +Signal Quality: 10,99//
48 48  )))
49 49  
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 +
50 50  == 2.3 Check dialing info ==
51 51  
52 -run "logread -f" in console
53 53  
83 +run "**logread -f**" in gateway CLI。
84 +
54 54  (% class="box" %)
55 55  (((
56 56  Fri Feb  7 01:20:28 2020 daemon.notice pppd[29452]: pppd 2.4.7 started by root, uid 0
... ... @@ -80,8 +80,8 @@
80 80  Fri Feb  7 01:20:30 2020 local2.info chat[29485]: AT+CGDCONT=1,"IP",""^M^M
81 81  Fri Feb  7 01:20:30 2020 local2.info chat[29485]: OK
82 82  Fri Feb  7 01:20:30 2020 local2.info chat[29485]:  ~-~- got it
83 -(% 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.
84 -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**(%%)
85 85  (% style="color:black" %)Fri Feb  7 01:20:30 2020 local2.info chat[29485]: expect (CONNECT)
86 86  Fri Feb  7 01:20:30 2020 local2.info chat[29485]: ^M
87 87  Fri Feb  7 01:20:30 2020 local2.info chat[29485]: ATD*99#^M^M
... ... @@ -91,19 +91,59 @@
91 91  Fri Feb  7 01:20:30 2020 daemon.info pppd[29452]: Serial connection established.
92 92  )))
93 93  
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 +
94 94  = 3. Share Cellular Network for WiFi & LAN clients =
95 95  
168 +
96 96  (((
97 97  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.
98 98  )))
99 99  
100 -(((
101 -root@dragino-1d25dc:~~# cat /etc/config/firewall
102 -)))
103 -
104 104  (% class="box" %)
105 105  (((
106 106  (((
176 +root@dragino-1d25dc:~~# cat /etc/config/firewall
177 +
107 107  config defaults
108 108   option syn_flood '1'
109 109   option input 'ACCEPT'
... ... @@ -133,122 +133,248 @@
133 133  )))
134 134  
135 135  (((
136 -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 +
137 137  )))
138 138  
139 -= 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) =
140 140  
141 -Use SSH to access the gateway configuration page and run the minicom command
142 142  
269 +Users can get the IMEI via Linux command, but you have to access the gateway CLI.
270 +
271 +(% class="box infomessage" %)
143 143  (((
144 -Select "**Serial Port Setup**":
273 +**root@dragino-1b7c4c:~~# comgt -d /dev/ttyModemAT -s /etc/gcom/getimsi.gcom **
145 145  )))
146 146  
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 +
147 147  (% class="box infomessage" %)
148 148  (((
149 -root@dragino-1ef9ac:~~# minicom -s
295 +**root@dragino-1ef9ac:~~# minicom -s**
150 150  )))
151 151  
152 -[[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]]
153 153  
154 -Enter the minicom command
155 155  
156 -Access the serial port of the 4G module
301 +And then, change the setting:
157 157  
158 -Serial port setup is as follows:
303 +(% class="box infomessage" %)
304 +(((
305 +**Serial Device :** (% style="color:#037691" %)**/dev/ttyModemAT**
159 159  
160 -**Serial Device :** (% style="color:#037691" %)**/dev/ttyModemAT**
307 +**Bps/Par/Bits :(% style="color:#037691" %) 9600 8N1(%%)**
308 +)))
161 161  
162 -**Bps/Par/Bits :(% style="color:#037691" %) 9600 8N1 or 115200 8N1(%%)**
163 163  
164 -[[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**
165 165  
166 -Configuring USB Ports
313 +[[image:image-20220527154154-7.png]]
167 167  
168 168  
169 -Enter AT+GSN in the serial port to view the IMEI
316 +=== **International Mobile Equipment Identity (IMEI)** ===
170 170  
171 -For example:** (% style="color:#037691" %)860548042566627(%%)**
172 172  
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 +
173 173  (% class="box infomessage" %)
174 174  (((
175 175  (((
176 - AT+GSN
330 + **AT+GSN**
177 177  )))
178 178  )))
179 179  
180 -[[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]]
181 181  
182 -Enter the AT command
183 183  
184 -= 5. How does the gateway connect to the network via a USB 4G Dongle =
337 +=== **Integrated Circuit Card Identifier (ICCID)** ===
185 185  
186 -== 5.1 Introduction ==
187 187  
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 +
188 188  (% style="color:red" %)**Prerequisite: Requires a USB 4G Dongle and a supported gateway firmware**
189 189  
190 190  (((
191 191  This introduces a setup and configured gateway for using a USB 3g/UMTS-modem for WAN connection.
365 +
366 +
192 192  )))
193 193  
194 194  (((
195 -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.
196 196  )))
197 197  
198 198  (((
199 199  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 +
200 200  )))
201 201  
202 -== 5.2 How to use the USB-Dongle at the gateway ==
381 +== 6.2 How to use the USB Dongle at the gateway ==
203 203  
383 +
204 204  Most of the products can be used on the gateway, but because their protocols are different, they are not used in the same way.
205 205  
206 206  (((
207 -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**.
208 208  )))
209 209  
210 210  (% class="box" %)
211 211  (((
212 212   Huawei-E3372/E8372
213 - 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.
214 214   The version numbers starting with 21 is NCM mode
215 215   The version numbers starting with 22 is Hilink mode
216 - The E8372 only have Hilink mode
217 -**~ **(% 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**
218 218  )))
219 219  
220 -== 5.3 Hilink mode ==
221 221  
222 -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 ==
223 223  
224 -=== 5.3.1 1.Plugs into the device ===
225 225  
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 +
410 +(((
226 226  USB-Dongle plugs into the gateway USB port
412 +)))
227 227  
228 -Check the USB module via comman (% style="color:#037691" %)**lsusb**
414 +(((
415 +Check the USB module via command (% style="color:#037691" %)**lsusb**
416 +)))
229 229  
230 -(% style="color:red" %)**Note : User neet to do that connect gateway command line via ssh.**
418 +(((
419 +(% style="color:red" %)**Note: Users need to that connect to the gateway command line via ssh.**
420 +)))
231 231  
232 -[[image:https://wiki.dragino.com/images/2/25/Usb-4g.png||height="63" width="554"]]
422 +[[image:image-20220527154739-9.png]]
233 233  
234 -Checking USB Ports
235 235  
236 -=== 5.3.2 2.Detection of new network interfaces added ===
425 +=== 6.3.2 Detection of new network interfaces added ===
237 237  
238 -Command line input: (% style="color:#037691" %)**ifconfig -a**
239 239  
240 -[[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:
241 241  
242 -Check the network
430 +(% class="box infomessage" %)
431 +(((
432 +(((
433 +**~ root@dragino-1ef9ac:~~# ifconfig -a**
434 +)))
435 +)))
243 243  
244 -In the command output user can see that the new interface added is (% style="color:#037691" %)**eth2**
437 +[[image:image-20220527154822-10.png]]
245 245  
246 -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**
247 247  
248 -=== 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**
249 249  
250 -Enter the configuration from the command line:
251 251  
444 +=== 6.3.3 Add the new interface to the network configuration. ===
445 +
446 +
447 +//Enter the configuration from the command line~://
448 +
252 252  (% class="box" %)
253 253  (((
254 254  uci set network.lte=interface
... ... @@ -260,52 +260,95 @@
260 260  /etc/init.d/network restart
261 261  )))
262 262  
263 -[[~[~[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]]
264 264  
265 -Configuration
266 266  
267 -Checking Network Configurations
463 +//**Checking Network Configurations**//
268 268  
269 -Command line input: (% style="color:#037691" %)**ifconfig**
465 +//Command-line input: (% style="color:#037691" %)**ifconfig**//
270 270  
271 -[[~[~[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]]
272 272  
273 -Checking Network Configurations
469 +Now, Gateway is configured to access the internet on the LTE network.
274 274  
275 -Now, Gateway is configured to access the internet on the Lte network.
276 276  
277 -== 5.4 NCM mode ==
472 +== 6.4 NCM mode ==
278 278  
279 -== 5.5 Troubleshooting ==
280 280  
281 -=== 5.5.1 The USB-Dongle interface cannot obtain the IP address. ===
475 +== 6.5 Troubleshooting ==
282 282  
477 +=== 6.5.1 The USB-Dongle interface cannot obtain the IP address. ===
478 +
479 +
283 283  Please try this USB dongle to access the internet on your PC, to make sure this USB dongle can normally access the internet.
284 284  
285 -= 6. How to reduce data traffic =
286 286  
287 -== 6.1 Introduce ==
483 += 7. How to reduce data traffic =
288 288  
289 -The gateways will use the data traffic were below two places.
485 +== 7.1 How the gateway will consume data traffic ==
290 290  
291 -~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.
292 292  
293 -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 +* Auto update ( Software auto update, can be disabled)
294 294  
295 -[[image:https://wiki.dragino.com/images/thumb/b/bc/LoRa_interval_time_setting.png/600px-LoRa_interval_time_setting.png||height="282" width="600"]]
495 +=== 7.1.1 LoRaWAN Status push or polling data to LoRaWAN server ===
296 296  
297 -LoRa interval time setting
497 +When gateway connect to LoRaWAN server via LoRaWAN protocol, besides the sensor data uplink/downlink. gateway will still need to:
298 298  
299 -2. There is the data traffic from the gateway check self-network status. by default, the gateway will check network per 15s.
499 +* Uplink self-status to the LoRaWAN server every 30s. the users can adjust **Keep Alive Period** as below
500 +* 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.
300 300  
301 -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.
502 +[[image:image-20220527155108-13.png]]
302 302  
303 -[[image:https://wiki.dragino.com/images/thumb/4/49/Systrm_General.png/600px-Systrm_General.png||height="319" width="600"]]
304 304  
305 -Systrm General
505 +=== 7.1.2 System Keep Alive data ===
306 306  
307 -[[image:https://wiki.dragino.com/images/thumb/f/f0/Set_time_interval.png/600px-Set_time_interval.png||height="319" width="600"]]
507 +System Keep Alive Data is used to check gateway-network status and fix possible issue. Gateway will check every 15 seconds and generate traffic.
308 308  
309 -Keppalive script interval time settings
509 +Base on 15 seconds per check, the data traffic is about 2M data traffic per day. Users can adjust **Keepalive Interval** as below.
310 310  
511 +[[image:image-20220527155229-15.png||height="511" width="986"]]
512 +
513 +
514 +=== 7.1.3 Auto update ===
515 +
516 +Gateway will check for update every day for new configure or software. User can disable them by below method.
517 +
518 +
519 +=== 7.1.4 Filter unwanted packets ===
520 +
521 +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.
522 +
523 +See [[How to filter unwanted packets>>doc:Main.Filter unwanted LoRaWAN packets.WebHome]]
524 +
525 +
526 +== 7.3 Usage statistics ==
527 +
528 +
529 +~1. Activate LuCI and connect to SSH following [[these instructions>>doc:Main.Install Luci in the new UI firmware.WebHome]]
530 +
531 +2. Install luci-app-statistics using the following terminal commands:
532 +
533 +{{{opkg update
534 +opkg install luci-app-statistics
535 +opkg install collectd-mod-interface
536 +/etc/init.d/collectd enable
537 +reboot
538 +}}}
539 +
540 +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.
541 +
542 +[[image:image-20221124133431-1.png]]
543 +
544 +[[image:image-20221124135102-2.png]]
545 +
546 +
547 +4. View the graphs and statistics using by going to **Statistics > Graphs** **> Interfaces > 3g-cellullar**
548 +
549 +[[image:image-20221124134927-1.png]]
550 +
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