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265	265
266	266	= 5. How does the gateway view the International Mobile Equipment Identity (IMEI) =
267	267
268		-=== For LIG16,LPS8, LPS8N, LG308, LG308N, DLOS8, DLOS8N view the International Mobile Equipment Identity (IMEI) ===
269	269
270		-
271	271	Users can get the IMEI via Linux command, but you have to access the gateway CLI.
272	272
273	273	(% class="box infomessage" %)
274	274	(((
275		-**root@dragino-24b3c8:~~# comgt -d /dev/ttyModemAT -s /etc/gcom/getimei.gcom **
	273	+**root@dragino-1b7c4c:~~# comgt -d /dev/ttyModemAT -s /etc/gcom/getimsi.gcom **
276	276	)))
277	277
278		-[[image:image-20231218095203-4.png]]
	276	+[[image:image-20221027140604-1.png||height="330" width="707"]]
279	279
280	280
281		-[[image:image-20231218095426-6.jpeg||height="466" width="990"]]
	279	+[[image:image-20221027151146-2.png||height="554" width="1000"]]
282	282
283	283
284		-=== For LPS8v2 view the International Mobile Equipment Identity (IMEI) ===
285		-
286		-(% class="box infomessage" %)
287		-(((
288		-**root@dragino-e4e891:~~# /usr/local/dragino/cell/getinfo.sh**
289		-)))
290		-
291		-[[image:image-20231218094526-1.png]]
292		-
293		-
294		-[[image:image-20231218094741-3.png]]
295		-
296		-
297	297	== **How does the gateway access the Quetel module directly (to send AT commands)** ==
298	298
299	299
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497	497
498	498	= 7. How to reduce data traffic =
499	499
500		-== 7.1 How the gateway will consume data traffic ==
	485	+== 7.1 Reduce Status Uplink Interval ==
501	501
502		-Below list the place where the data traffic will use.
503	503
504		-* Valid uplink data to LoRaWAN server or IoT server. ( We can't reduce this as they are the data we want)
505		-* Invalid uplink sensor data to LoRaWAN serevr. ( See Filter unwanted packets)
506		-* LoRaWAN Status push or polling data to LoRaWAN server . ( We can reduce this part , see below for discussion)
507		-* System Keep Alive data. ( To ensure the system is more robust, can be disabled)
508		-* system Time synchronization Checking
509		-* Auto update ( Software auto update, can be disabled)
	488	+**The gateways will use the data traffic below two places.**
510	510
511		-=== 7.1.1 LoRaWAN Status push or polling data to LoRaWAN server ===
512	512
513		-When gateway connect to LoRaWAN server via LoRaWAN protocol, besides the sensor data uplink/downlink. gateway will still need to:
	491	+~1. There is the data traffic from LoRa package Forward which were the gateway status package and sensor end node uplink/downlink.
514	514
515		-* Uplink self-status to the LoRaWAN server every 30s. the users can adjust **Keep Alive Period** as below
516		-* 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.
	493	+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.
517	517
518	518	[[image:image-20220527155108-13.png]]
519	519
520	520
521		-=== 7.1.2 System Keep Alive data ===
522	522
523		-System Keep Alive Data is used to check gateway-network status and fix possible issue. Gateway will check every 15 seconds and generate traffic.
	499	+2. There is the data traffic from the gateway check self-network status. by default, the gateway will check the network per 15s.
524	524
525		-Base on 15 seconds per check, the data traffic is about 2M data traffic per day. Users can adjust **Keepalive Interval** as below.
	501	+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.
526	526
527		-[[image:image-20220527155229-15.png||height="511" width="986"]]
	503	+[[image:image-20220527155358-16.png]]
528	528
	505	+System General interface
529	529
530		-=== 7.1.3 Auto update ===
531	531
532		-Gateway will check for update every day for new configure or software. User can disable them by below method.
	508	+[[image:image-20220527155229-15.png]]
533	533
	510	+Keepalive script interval time settings
534	534
535		-=== 7.1.4 Filter unwanted packets ===
536	536
537		-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.
	513	+== 7.2 Filter unwanted packets ==
538	538
	515	+
539	539	See [[How to filter unwanted packets>>doc:Main.Filter unwanted LoRaWAN packets.WebHome]]
540	540
541	541
542		-== 7.2 Usage statistics ==
	519	+== 7.3 Usage statistics ==
543	543
544	544
545		-=== 7.2.1 How does Openwrt usage statistics ===
546		-
547		-This is a general instruction for the use of Openwrt of Dragino devices. Current models include:
548		-
549		-* LPS8,LPS8N
550		-* LG308,LG308N
551		-* DLOS8,DLOS8N
552		-* LIG16
553		-
554	554	~1. Activate LuCI and connect to SSH following [[these instructions>>doc:Main.Install Luci in the new UI firmware.WebHome]]
555	555
556	556	2. Install luci-app-statistics using the following terminal commands:

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