Changes for page LPS8N -- LoRaWAN Gateway User Manual
Last modified by Kilight Cao on 2024/05/18 14:36
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... ... @@ -1,1 +1,1 @@ 1 -DLOS8N Outdoor LoRaWAN Gateway1 +DLOS8N - Author
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... ... @@ -1,1 +1,1 @@ 1 -XWiki. Kilight1 +XWiki.Xiaoling - Content
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... ... @@ -1,3 +1,5 @@ 1 + 2 + 1 1 (% style="text-align:center" %) 2 2 [[image:1652409757234-446.png||height="399" width="399"]] 3 3 ... ... @@ -11,33 +11,22 @@ 11 11 {{toc/}} 12 12 13 13 14 -(% style="color:blue" %)**Document Version: 1.0**(%%) 15 15 16 -(% style="color:blue" %)Firmware Version: lgw~-~-build-v5.4.1644990565-20220216-1352(%%) 17 17 18 -(% style="width:963.222px" %) 19 -|(% style="width:142px" %)**Version**|(% style="width:692px" %)**Description**|(% style="width:125px" %)**Date** 20 -|(% style="width:142px" %)1.0|(% style="width:692px" %)Release|(% style="width:125px" %)2022-Apr-9 21 -|(% style="width:142px" %) |(% style="width:692px" %) |(% style="width:125px" %) 22 -|(% style="width:142px" %) |(% style="width:692px" %) |(% style="width:125px" %) 23 -|(% style="width:142px" %) |(% style="width:692px" %) |(% style="width:125px" %) 24 -|(% style="width:142px" %) |(% style="width:692px" %) |(% style="width:125px" %) 25 -|(% style="width:142px" %) |(% style="width:692px" %) |(% style="width:125px" %) 26 - 27 27 = 1. Introduction = 28 28 29 29 == 1.1 What is the DLOS8N == 30 30 31 31 ((( 32 -The DLOS8N is an **(% style="color:#4f81bd" %)open source outdoor LoRaWAN Gateway(%%)**(% style="color:#4f81bd" %). (% style="color:black" %)It lets you bridge LoRa wireless network to an IP network via WiFi, Ethernet, 3G or 4G cellular. The LoRa wireless allows users to send data and reach extremely long ranges at low data-rates.23 +The DLOS8N is an (% style="color:#4f81bd" %)open source outdoor LoRaWAN Gateway. (% style="color:black" %)It lets you bridge LoRa wireless network to an IP network via WiFi, Ethernet, 3G or 4G cellular. The LoRa wireless allows users to send data and reach extremely long ranges at low data-rates. 33 33 ))) 34 34 35 35 ((( 36 -DLOS8N supports (% style="color:#4f81bd" %) **Semtech packet forwarder**(% style="color:black" %)and (% style="color:#4f81bd" %)**LoRaWAN Station connection**, (% style="color:black" %)it is fully compatible with LoRaWAN protocol. DLOS8N includes a (% style="color:#4f81bd" %)**SX1302 LoRaWAN concentrator.**27 +DLOS8N supports (% style="color:#4f81bd" %)Semtech packet forwarder (% style="color:black" %)and (% style="color:#4f81bd" %)LoRaWAN Station connection, (% style="color:black" %)it is fully compatible with LoRaWAN protocol. DLOS8N includes a (% style="color:#4f81bd" %)SX1302 LoRaWAN concentrator. 37 37 ))) 38 38 39 39 ((( 40 -DLOS8N has (% style="color:#4f81bd" %) **pre-configured standard LoRaWAN frequency bands**(% style="color:black" %)to use for different countries.User can also customize the frequency bands to use in their own LoRaWAN network.31 +DLOS8N has (% style="color:#4f81bd" %)pre-configured standard LoRaWAN frequency bands (% style="color:black" %)to use for different countries.User can also customize the frequency bands to use in their own LoRaWAN network. 41 41 ))) 42 42 43 43 ((( ... ... @@ -45,10 +45,10 @@ 45 45 ))) 46 46 47 47 ((( 48 -DLOS8N supports (% style="color:#4f81bd" %) **auto-provision**(% style="color:black" %) for mass deployment and long term maintain. System intergrator can easily change the settings.39 +DLOS8N supports (% style="color:#4f81bd" %) auto-provision (% style="color:black" %) for mass deployment and long term maintain. System intergrator can easily change the settings. 49 49 ))) 50 50 51 -[[image:1652411526195-923.png ||height="494" width="731"]]42 +[[image:1652411526195-923.png]] 52 52 53 53 == 1.2 Specifications == 54 54 ... ... @@ -276,21 +276,18 @@ 276 276 [[image:1652420606018-181.png]] 277 277 278 278 279 -((( 280 280 [[image:1652420718132-929.png||height="427" width="727"]] 281 -))) 282 282 283 283 ((( 284 284 The set up page is (% style="color:#4f81bd" %)**System ~-~-> Cellular** 285 285 ))) 286 286 276 + 287 287 ((( 288 288 While use the cellular as Backup WAN, device will use Cellular for internet connection while WAN port or WiFi is not valid and switch back to WAN port or WiFi after they recover. 289 289 ))) 290 290 291 -((( 292 292 [[image:1652421032117-341.png||height="329" width="752"]] 293 -))) 294 294 295 295 (% style="color:red" %)**Note** *: For DLOS8N which doesn’t have the cellular module, this page will shows Cellular not detected. 296 296 ... ... @@ -299,7 +299,7 @@ 299 299 In the (% style="color:#4f81bd" %)**home**(%%) page, we can check the Internet connection. 300 300 301 301 * GREEN Tick [[image:1652436675869-206.png||height="14" width="15"]] : This interface has Internet connection. 302 -* Yellow 290 +* Yellow Tick [[image:1652436705761-420.png||height="15" width="15"]] : This interface has IP address but don’t use it for internet connection. 303 303 * RED Cross [[image:1652436787176-950.png||height="14" width="15"]] : This interface doesn’t connected. 304 304 305 305 [[image:1652421351382-793.png||height="339" width="765"]] ... ... @@ -308,13 +308,11 @@ 308 308 309 309 DLOS8N is fully compatible with LoRaWAN protocol. It uses the legacy Semtech Packet forwarder to forward the LoRaWAN packets to server. The structure is as below. 310 310 311 -((( 312 312 [[image:image-20220513140429-1.png||height="565" width="824"]] 313 -))) 314 314 315 315 This chapter describes how to use the DLOS8Nto work with 316 316 317 -TheThingsNetwork v3(TTN v3)[[ LoRaWAN Server>>url:https://www.thethingsnetwork.org/]] ([[www.thethingsnetwork.org>>url:http://www.thethingsnetwork.org/]]) 303 +[[T>>url:https://www.thethingsnetwork.org/]]heThingsNetwork v3(T[[TN>>url:https://www.thethingsnetwork.org/]] v3[[)>>url:http://)]][[ LoRaWAN Server>>url:https://www.thethingsnetwork.org/]] ([[www.thethingsnetwork.org>>url:http://www.thethingsnetwork.org/]]) 318 318 319 319 == 4.1 Create a gateway in TTN V3 Server == 320 320 ... ... @@ -324,12 +324,11 @@ 324 324 Every DLOS8N has a unique gateway id. The ID can be found at LoRaWAN page: 325 325 ))) 326 326 327 -((( 328 328 [[image:1652421929753-168.png||height="403" width="739"]] 329 -))) 330 330 331 -The example gateway id is: **a840411e96744154**315 +The example gateway id is: a840411e96744154 332 332 317 + 333 333 (% style="color:#4f81bd" %)**Step 2: Sign up a user account in TTN server** 334 334 335 335 [[**https:~~/~~/account.thethingsnetwork.org/register**>>url:https://account.thethingsnetwork.org/register]] ... ... @@ -336,12 +336,12 @@ 336 336 337 337 [[image:1652422127479-258.png||height="346" width="738"]] 338 338 324 + 339 339 (% style="color:#4f81bd" %)**Step 3: Choose the TTNv3 Cluster Picker** 340 340 341 -((( 342 342 [[image:1652422142236-792.png||height="356" width="737"]] 343 -))) 344 344 329 + 345 345 (% style="color:red" %)**Note: Choose the cluster corresponds to a specific Gateway server address** 346 346 347 347 * Europe 1 (% style="color:red" %)corresponding Gateway server address: (% style="color:black" %)eu1.cloud.thethings.network ... ... @@ -361,9 +361,7 @@ 361 361 362 362 [[image:1652422479876-297.png||height="398" width="729"]] 363 363 364 -((( 365 365 (% style="color:red" %)**Notice: **Gateway Server address must match the gateway configuration, otherwise you will have problem for End Node to join the network. 366 -))) 367 367 368 368 After creating the gateway, you can see the gateway info, as below. 369 369 ... ... @@ -371,17 +371,11 @@ 371 371 372 372 == 4.2 Configure DLOS8N to connect to TTN v3 == 373 373 374 -((( 375 375 You can now configure the DLOS8N to let it connect to TTN network V3. 376 -))) 377 377 378 -((( 379 379 Make sure your DLOS8N has a working Internet Connection first. 380 -))) 381 381 382 -((( 383 383 Choose the right server provider and click (% style="color:#4f81bd" %)**Save&Apply** 384 -))) 385 385 386 386 [[image:1652422624783-580.png||height="327" width="729"]] 387 387 ... ... @@ -436,15 +436,24 @@ 436 436 437 437 [[image:1652422840936-838.png]] 438 438 416 + 439 439 ((( 440 440 (% style="color:red" %)Note: You may be able to change these codes in a device by using a configuration facility on the device e.g. the LT-22222 uses a serial port access and a series of AT commands. Changing the codes may be necessary in the case where you have to use codes assigned by a LoRa WAN server. 441 441 ))) 442 442 443 443 ((( 422 + 423 +))) 424 + 425 +((( 444 444 For the TTN v3 server, you can use the codes set in the device as in the following example. 445 445 ))) 446 446 447 447 ((( 430 + 431 +))) 432 + 433 +((( 448 448 Select **Add Application** to open the screen below. 449 449 ))) 450 450 ... ... @@ -460,6 +460,7 @@ 460 460 Select OTAA activation mode 461 461 ))) 462 462 449 + 463 463 ((( 464 464 The LoRaWAN version for your device should be provided by the manufacturer in a datasheet as LoRaWAN version or LoRaWAN specification. The most commonly used LoRaWAN versions are v1.0.2 and v1.0.3. 465 465 ))) ... ... @@ -478,6 +478,7 @@ 478 478 Finally, Application layer settings input the corresponding AppKey. Before saving the configuration, check that the data matches the device. 479 479 ))) 480 480 468 + 481 481 ((( 482 482 (% style="color:#4f81bd" %)**Step 2**: (% style="color:black" %)Power on LT-22222-L device and it will automatically join the TTN network. After joining successfully, it will start to upload messages to the TTN v3. Select the Live data tab and you will see the data appearing in the panel. 483 483 ))) ... ... @@ -517,8 +517,9 @@ 517 517 518 518 [[image:1652423554776-574.png||height="380" width="740"]] 519 519 520 -Note *: **[[See this instruction for how to customize frequency band>>doc:Main.How to customized LoRaWAN frequency band.WebHome]]**508 +Note *: See this instruction for how to customize frequency band: 521 521 510 +[[http:~~/~~/wiki.dragino.com/index.php?title=Customized_Frequency_Band_for_Gateway>>url:http://wiki.dragino.com/index.php?title=Customized_Frequency_Band_for_Gateway]] 522 522 523 523 === 5.2.2 LoRa ~-~-> ABP Decryption === 524 524 ... ... @@ -525,10 +525,10 @@ 525 525 The DLOS8N can communicate with LoRaWAN ABP End Node without the need of LoRaWAN server. It can be used in some cases such as: 526 526 527 527 * No internet connection. 528 -* User wants to get data forward in gateway and forward to their server based on MQTT/HTTP, etc. (Combine ABP communication method and [[MQTT forward together>> doc:Main.MQTT.WebHome]]).517 +* User wants to get data forward in gateway and forward to their server based on MQTT/HTTP, etc. (Combine ABP communication method and [[MQTT forward together>>http://8.211.40.43:8080/xwiki/bin/view/Main/MQTT%20Forward%20Instruction/]]). 529 529 530 530 ((( 531 -Detail of this feature: **[[Communication with ABP End Node>>doc:Main.Communicate.WebHome]]**520 +Detail of this feature: [[Communication with ABP End Node>>http://8.211.40.43:8080/xwiki/bin/view/Main/Communicate%20with%20ABP%20End%20Node%20without%20LoRaWAN%20Network%20Server%20---%20LG308/]] 532 532 ))) 533 533 534 534 [[image:1652423628833-467.png||height="357" width="755"]] ... ... @@ -547,7 +547,7 @@ 547 547 548 548 ~**: Packet filter is to drop the unwanted LoRaWAN packet, instruction see here: 549 549 550 - **See:** **[[Filter unwanted LoRaWAN packets>>doc:Main.Filter.WebHome]]**539 +See :[[Filter unwanted LoRaWAN packets>>http://8.211.40.43:8080/xwiki/bin/view/Main/Filter%20unwanted%20LoRaWAN%20packets/]] 551 551 552 552 === 5.3.2 LoRaWAN ~-~-> Amazon AWS-IoT === 553 553 ... ... @@ -554,7 +554,7 @@ 554 554 [[image:1652428499323-384.png||height="275" width="723"]] 555 555 556 556 ((( 557 -Please see this instruction to know more detail and demo for how to connect to **[[AWS-IoT LoRaWAN Core>>doc:Main.AWSLoRaWAN.WebHome]].**546 +Please see this instruction to know more detail and demo for how to connect to AWS-IoT LoRaWAN Core: [[http:~~/~~/wiki.dragino.com/index.php?title=Notes_for_AWS-IoT-Core>>url:http://wiki.dragino.com/index.php?title=Notes_for_AWS-IoT-Core]] 558 558 ))) 559 559 560 560 === 5.3.3 LoRaWAN ~-~-> LORIOT === ... ... @@ -564,7 +564,7 @@ 564 564 ))) 565 565 566 566 ((( 567 -Instruction: **[[Notes:Main.Notes.WebHome]]**556 +Instruction: [[http:~~/~~/wiki.dragino.com/index.php?title=Notes_for_LORIOT>>url:http://wiki.dragino.com/index.php?title=Notes_for_LORIOT]] 568 568 ))) 569 569 570 570 [[image:1652428648903-878.png||height="266" width="731"]] ... ... @@ -573,8 +573,9 @@ 573 573 574 574 If end nodes works in ABP mode, user can configure DLOS8N to transfer the data to MQTT broker, 575 575 576 -Instruction: **[[MQTT Forward Instruction>>doc:Main.MQTT Forward Instruction.WebHome]]**565 +Instruction: 577 577 567 +[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#MQTT_Forward_Instruction>>url:http://wiki.dragino.com/index.php?title=Main_Page#MQTT_Forward_Instruction]] 578 578 579 579 [[image:1652428705046-212.png||height="417" width="733"]] 580 580 ... ... @@ -603,10 +603,18 @@ 603 603 ))) 604 604 605 605 ((( 596 + 597 +))) 598 + 599 +((( 606 606 **__Timezone:__**Set device timezone. 607 607 ))) 608 608 609 609 ((( 604 + 605 +))) 606 + 607 +((( 610 610 **__Port forwarding:__**Enable/Disable the HTTP and SSH access via WAN interface. 611 611 ))) 612 612 ... ... @@ -624,8 +624,6 @@ 624 624 625 625 ((( 626 626 __**WiFi Settings:**__Setting for DLOS8N WiFi IP when use it as WiFi Client 627 - 628 - 629 629 ))) 630 630 631 631 === 5.5.4 System ~-~-> WiFi === ... ... @@ -634,6 +634,7 @@ 634 634 635 635 [[image:1652429430767-921.png||height="367" width="723"]] 636 636 633 + 637 637 === 5.5.5 System ~-~-> Cellular === 638 638 639 639 While use the cellular as Backup WAN, device will use Cellular for internet connection while WAN port or WiFi is not valid and switch back to WAN port or WiFi after they recover. ... ... @@ -642,10 +642,12 @@ 642 642 643 643 (% style="color:red" %)Note *: For DLOS8N which doesn’t have the cellular module, this page will shows Cellular not detected. 644 644 642 + 645 645 === 5.5.6 System ~-~-> Network Status === 646 646 647 647 [[image:1652429486609-208.png||height="415" width="728"]] 648 648 647 + 649 649 === 5.5.7 System ~-~-> Remote Mgnt & Auto Provision === 650 650 651 651 Auto Provision is the feature for batch configure and remote management. It can be used in below two cases: ... ... @@ -658,13 +658,13 @@ 658 658 659 659 Please see this document for detail: 660 660 661 -((( 662 662 [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LPS8/Firmware/Application_Note/&file=Auto-update-feature.pdf>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LPS8/Firmware/Application_Note/&file=Auto-update-feature.pdf]] 663 -))) 664 664 665 665 666 -R-SSH is for remote access device and management, introduction for how to use: **[[Remote Access Gateway>>doc:Main.Remote Access Gateway.WebHome]]**663 +R-SSH is for remote access device and management, introduction for how to use: 667 667 665 +[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#Remote_Access_Gateway_via_Reverse_SSH>>url:http://wiki.dragino.com/index.php?title=Main_Page#Remote_Access_Gateway_via_Reverse_SSH]] 666 + 668 668 [[image:1652429624400-864.png||height="432" width="716"]] 669 669 670 670 ... ... @@ -738,9 +738,8 @@ 738 738 739 739 == 6.1 More instructions == 740 740 741 -[[LoRaWAN :Main.WebHome]](LoRaWAN)740 +[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRa.2FLoRaWAN_Gateway_Instruction>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRa.2FLoRaWAN_Gateway_Instruction]] 742 742 743 - 744 744 = 7. Linux System = 745 745 746 746 The DLOS8N is based on the OpenWrt Linux system. It is open source, and users are free to configure and modify the Linux settings. ... ... @@ -765,7 +765,6 @@ 765 765 766 766 [[image:1652431609193-637.png||height="214" width="732"]] 767 767 768 - 769 769 == 7.2 Edit and Transfer files == 770 770 771 771 ((( ... ... @@ -789,17 +789,11 @@ 789 789 790 790 == 7.3 File System == 791 791 792 -((( 793 793 The DLOS8N has a 16MB flash and a 64MB RAM. The /var and /tmp directories are in the RAM, so contents stored in /tmp and /var will be erased after rebooting the device. Other directories are in the flash and will remain after reboot. 794 -))) 795 795 796 -((( 797 797 The Linux system uses around 8MB ~~10MB flash size which means there is not much room for user to store data in the DLOS8N flash. 798 -))) 799 799 800 -((( 801 801 You can use an external USB flash memory device to extend the size of flash memory for storage. 802 -))) 803 803 804 804 805 805 == 7.4 Package maintenance system == ... ... @@ -806,13 +806,9 @@ 806 806 807 807 DLOS8N uses the OpenWrt [[**OPKG package maintenance system**>>https://oldwiki.archive.openwrt.org/doc/techref/opkg]]. There are more than 3000+ packages available in our package server for users to install for their applications. For example, if you want to add the **//iperf //** tool, you can install the related packages and configure DLOS8N to use **//iperf //**. 808 808 809 -((( 810 810 Below are some example **//opkg //** commands. For more information please refer to the [[OPKG package maintain system>>https://oldwiki.archive.openwrt.org/doc/techref/opkg]]** **([[https:~~/~~/oldwiki.archive.openwrt.org/doc/techref/opkg>>https://oldwiki.archive.openwrt.org/doc/techref/opkg]]) 811 -))) 812 812 813 -((( 814 814 **In Linux Console run:** 815 -))) 816 816 817 817 ((( 818 818 (% style="color:green" %)**root@dragino-169d30:~~# opkg update** (% style="color:black" %)~/~/ to get the latest packages list ... ... @@ -864,28 +864,21 @@ 864 864 865 865 == 9.1 How can I configure for a customized frequency band? == 866 866 867 -((( 868 -See below link for how to customize frequency band: **[[How to customized LoRaWAN frequency band>>doc:Main.How to customized LoRaWAN frequency band.WebHome]]** 869 -))) 854 +See below link for how to customize frequency band: 870 870 871 -((( 872 - 873 -))) 856 +[[http:~~/~~/wiki.dragino.com/index.php?title=Customized_Frequency_Band_for_Gateway>>url:http://wiki.dragino.com/index.php?title=Customized_Frequency_Band_for_Gateway]] 874 874 858 + 875 875 == 9.2 Can I connect DLOS8N to LORIOT? == 876 876 877 -Yes, the set up instruction is here: **[[Notes:Main.Notes.WebHome]]**861 +Yes, the set up instruction is here: [[http:~~/~~/wiki.dragino.com/index.php?title=Notes_for_LORIOT>>url:http://wiki.dragino.com/index.php?title=Notes_for_LORIOT]] 878 878 879 879 880 880 == 9.3 Can I make my own firmware for the gateway, where can I find the source code? == 881 881 882 -((( 883 883 Yes, You can make your own firmware for the DLOS8N for branding purposes or to add customized applications. 884 -))) 885 885 886 -((( 887 887 The source code and compile instructions can be found at: [[https:~~/~~/github.com/dragino/openwrt_lede-18.06>>url:https://github.com/dragino/openwrt_lede-18.06]] 888 -))) 889 889 890 890 891 891 == 9.4 Can I use 868Mhz version for 915Mhz bands? == ... ... @@ -911,9 +911,7 @@ 911 911 912 912 (% style="background-color:yellow" %)* opkg_install_cmd: Cannot install package kmod-dragino2-si3217x. 913 913 914 -((( 915 915 In this case, you can use the –force-depends option to install such package as long as the actual kernel version is the same. 916 -))) 917 917 918 918 (% style="background-color:yellow" %)Opkg install kmod-dragino2-si3217x_3.10.49+0.2-1_ar71xx.ipk –force-depends 919 919 ... ... @@ -920,21 +920,16 @@ 920 920 921 921 == 10.2 How to recover the DLOS8N if the firmware crashes == 922 922 923 -((( 924 -Please follow this instruction to recover your gateway: **[[Recover Gateway>>doc:Main.How to Recover Gateway if can't access it.WebHome]]** 925 -))) 901 +Please follow this instruction to recover your gateway: 926 926 927 -((( 928 - 929 -))) 903 +[[http:~~/~~/wiki.dragino.com/index.php?title=Recover_Gateway>>url:http://wiki.dragino.com/index.php?title=Recover_Gateway]] 930 930 905 + 931 931 == 10.3 I configured DLOS8N for WiFi access and lost its IP. What to do now? == 932 932 933 933 [[image:1652435238615-272.png||height="247" width="727"]] 934 934 935 -((( 936 936 The DLOS8N has a fall-back IP address on its WAN port. This IP is always enabled so you can use the fall-back IP to access DLOS8N no matter what the WiFi IP is. The fall back IP is useful for connecting and debug the unit. 937 -))) 938 938 939 939 (% style="color:red" %)Note: fallback IP can be disabled in the WAN and DHCP page. 940 940 ... ... @@ -977,27 +977,23 @@ 977 977 978 978 = 12. Packing Info = 979 979 980 -((( 981 981 **Package Includes**: 982 -))) 983 983 984 984 * DLOS8N LoRaWAN Gateway x 1 985 985 * Stick Antenna for LoRa RF part. Frequency is one of 470 or 868 or 915Mhz depends the model ordered 986 986 * Packaging with environmental protection paper box 987 987 988 -((( 989 989 **Dimension and weight**: 990 -))) 991 991 992 992 * Device Size: 12 x 12 x 3 cm 993 993 * Weight: 187g 994 994 * Package Size: 14.5 x 13.5 x 6 cm 995 995 * Weight: 300g 965 +* 996 996 997 - 998 998 = 13. Support = 999 999 1000 -* Try to see if your questions already answered in the [[wiki>> doc:Main.WebHome]].969 +* Try to see if your questions already answered in the [[wiki>>url:http://wiki.dragino.com/]]. 1001 1001 * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. 1002 1002 Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before mentioned schedule. 1003 1003 * Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to:[[support@dragino.com>>url:file:///C:/Users/11315/Documents/D:/Projects/LoRa%20Product%20Line/LG308%20Picocell%20Gateway/LG308/LG308%20%25E8%25AF%25B4%25E6%2598%258E%25E4%25B9%25A6/support@dragino.com]]
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