Changes for page LPS8N -- LoRaWAN Gateway User Manual
Last modified by Kilight Cao on 2024/05/18 14:36
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... ... @@ -1,7 +1,7 @@ 1 1 2 2 3 3 (% style="text-align:center" %) 4 -[[image:1652409757234-446.png ||height="399" width="399"]]4 +[[image:1652409757234-446.png]] 5 5 6 6 7 7 ... ... @@ -8,7 +8,7 @@ 8 8 **DLOS8N Outdoor LoRaWAN Gateway User Manual** 9 9 10 10 11 - **Table of Contents:**11 +Table of Contents 12 12 13 13 {{toc/}} 14 14 ... ... @@ -19,25 +19,15 @@ 19 19 20 20 == 1.1 What is the DLOS8N == 21 21 22 -((( 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. 24 -))) 22 +The DLOS8N is (% class="mark" %)an open source outdoor LoRaWAN Gateway(%%). 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. 25 25 26 -((( 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. 28 -))) 24 +DLOS8N (% class="mark" %)supports Semtech packet forwarder(%%) and (% class="mark" %)LoRaWAN Station connection(%%), it is fully compatible with LoRaWAN protocol. DLOS8N includes a(% class="mark" %) SX1302 LoRaWAN concentrator(%%). 29 29 30 -((( 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. 32 -))) 26 +DLOS8N has (% class="mark" %)pre-configured standard LoRaWAN frequency bands(%%) to use for different countries.User can also customize the frequency bands to use in their own LoRaWAN network. 33 33 34 -((( 35 35 DLOS8N can communicate with ABP LoRaWAN end node without LoRaWAN server. System integrator can use it to integrate with their existing IoT Service without set up own LoRaWAN server or use 3rd party LoRaWAN service. 36 -))) 37 37 38 -((( 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. 40 -))) 30 +DLOS8N supports (% class="mark" %)auto-provision(%%) for mass deployment and long term maintain. System intergrator can easily change the settings. 41 41 42 42 [[image:1652411526195-923.png]] 43 43 ... ... @@ -46,9 +46,7 @@ 46 46 47 47 **Hardware System:** 48 48 49 -((( 50 50 Linux Part: 51 -))) 52 52 53 53 * 400Mhz ar9331 processor 54 54 * 64MB RAM ... ... @@ -129,7 +129,7 @@ 129 129 130 130 == 1.4 Hardware System Structure == 131 131 132 -[[image:1652411641871-482.png||height="4 16" width="716"]]120 +[[image:1652411641871-482.png||height="425" width="732"]] 133 133 134 134 135 135 == 1.5 DLOS8N Applications == ... ... @@ -184,9 +184,7 @@ 184 184 185 185 (% style="background-color:#ffffcc" %)dragino+dragino 186 186 187 -((( 188 188 User can use a PC to connect to this WiFi network. The PC will get an IP address 10.130.1.xxx and the DLOS8N has the default IP (% style="color:green" %)10.130.1.1 189 -))) 190 190 191 191 192 192 === 2.1.2 Connect via Ethernet with DHCP IP from router === ... ... @@ -194,9 +194,7 @@ 194 194 [[image:1652414114583-532.png]] 195 195 196 196 197 -((( 198 198 Alternatively, connect the DLOS8N Ethernet port to your router and DLOS8N will obtain an IP address from your router. In the router’s management portal, you should be able to find what IP address the router has assigned to the DLOS8N. You can also use this IP to connect. 199 -))) 200 200 201 201 202 202 === 2.1.3 Connect via WiFi with DHCP IP from router === ... ... @@ -260,15 +260,12 @@ 260 260 261 261 In the WiFi Client Mode, DLOS8N acts as a WiFi client and gets DHCP from an upstream router via WiFi. 262 262 263 -((( 264 264 The settings for WiFi Client is under page (% style="color:#4f81bd" %)**System~-~-> WiFi ~-~-> WiFi WAN Client Settings** 265 -))) 266 266 267 267 [[image:1652420327792-211.png]] 268 268 269 - (((251 + 270 270 In the WiFi Survey Choose the WiFi AP, and input the Passphrase then click Save & Apply to connect. 271 -))) 272 272 273 273 274 274 == 3.4 Access the Internet via Cellular == ... ... @@ -275,23 +275,19 @@ 275 275 276 276 If the DLOS8N support 3G/4G Cellular modem option, When the label on the shell is displayed as Model : DLOS8N-EC25, it indicates that DLOS8 already has EC25 3G/4G modules,user can use it as main internet connection or back up. 277 277 278 - (((259 + 279 279 First, release the four screws of DLOS8N, pull out PCB and install SIM card as below: 280 -))) 281 281 282 282 [[image:1652420606018-181.png]] 283 283 284 284 285 -[[image:1652420718132-929.png||height="4 27" width="727"]]265 +[[image:1652420718132-929.png||height="450" width="766"]] 286 286 287 - (((267 + 288 288 The set up page is (% style="color:#4f81bd" %)**System ~-~-> Cellular** 289 -))) 290 290 291 291 292 -((( 293 293 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. 294 -))) 295 295 296 296 [[image:1652421032117-341.png||height="329" width="752"]] 297 297 ... ... @@ -302,9 +302,9 @@ 302 302 303 303 In the (% style="color:#4f81bd" %)**home**(%%) page, we can check the Internet connection. 304 304 305 -* GREEN Tick 36675869-206.png||height="14" width="15"]] : This interface has Internet connection.306 -* Yellow Tick 36705761-420.png||height="15" width="15"]] : This interface has IP address but don’t use it for internet connection.307 -* RED Cross 36787176-950.png||height="14" width="15"]] : This interface doesn’t connected.282 +* GREEN Tick [[image:1652421151598-130.png||height="23" width="24"]] : This interface has Internet connection. 283 +* Yellow Tick [[image:1652421168047-470.png||height="22" width="21"]] : This interface has IP address but don’t use it for internet connection. 284 +* RED Cross [[image:1652421179500-890.png||height="24" width="27"]] : This interface doesn’t connected. 308 308 309 309 [[image:1652421351382-793.png||height="339" width="765"]] 310 310 ... ... @@ -670,6 +670,7 @@ 670 670 671 671 [[image:1652429711145-862.png||height="270" width="737"]] 672 672 650 + 673 673 Select the required image and click **Flash Image.** The image will be uploaded to the device, and then click **Process Update** to upgrade. 674 674 675 675 (% style="color:red" %)**NOTE**: (% style="color:black" %)You normally need to **//uncheck//** the **Preserve Settings** checkbox when doing an upgrade to ensure that there is no conflict between the old settings and the new firmware. The new firmware will start up with its default settings. ... ... @@ -692,9 +692,6 @@ 692 692 693 693 [[image:1652430197132-330.png||height="256" width="724"]] 694 694 695 -((( 696 - 697 -))) 698 698 699 699 === 5.5.10 System ~-~-> Package Maintain === 700 700 ... ... @@ -702,9 +702,6 @@ 702 702 703 703 Place to show what package has installed and possible to upgrade packages. 704 704 705 -((( 706 - 707 -))) 708 708 709 709 == 5.6 LogRead == 710 710 ... ... @@ -714,9 +714,6 @@ 714 714 715 715 Show the frequency for LoRa Radio and traffics. 716 716 717 -((( 718 - 719 -))) 720 720 721 721 === 5.6.2 LogRead ~-~-> System Log === 722 722 ... ... @@ -731,9 +731,6 @@ 731 731 732 732 [[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]] 733 733 734 -((( 735 - 736 -))) 737 737 738 738 = 7. Linux System = 739 739 ... ... @@ -760,6 +760,7 @@ 760 760 [[image:1652431609193-637.png||height="214" width="732"]] 761 761 762 762 729 + 763 763 == 7.2 Edit and Transfer files == 764 764 765 765 The DLOS8N supports the (% style="color:green" %)**SCP protocol** (% style="color:black" %)and has a built-in (% style="color:green" %)**SFTP server**. (% style="color:black" %)There are many ways to edit and transfer files using these protocols. ... ... @@ -770,11 +770,10 @@ 770 770 771 771 Screenshot is as below: 772 772 773 - [[image:1652431650755-450.png]]740 + 774 774 742 +== File System == 775 775 776 -== 7.3 File System == 777 - 778 778 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. 779 779 780 780 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. ... ... @@ -781,76 +781,58 @@ 781 781 782 782 You can use an external USB flash memory device to extend the size of flash memory for storage. 783 783 750 +== Package maintenance system == 784 784 785 - ==7.4Package maintenance system==752 +DLOS8N uses the OpenWrt [[OPKG package maint>>url:https://wiki.openwrt.org/doc/techref/opkg]][[e>>url:https://wiki.openwrt.org/doc/techref/opkg]][[n>>url:https://wiki.openwrt.org/doc/techref/opkg]][[ance>>url:https://wiki.openwrt.org/doc/techref/opkg]][[ system>>url:https://wiki.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 //**. 786 786 787 -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 //**. 788 788 789 -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]])755 +Below are some example **//opkg //** commands. For more information please refer to the [[OPKG package maintain system>>url:https://wiki.openwrt.org/doc/techref/opkg]]** **([[https:~~/~~/wiki.openwrt.org/doc/techref/opkg>>url:https://wiki.openwrt.org/doc/techref/opkg]]) 790 790 791 -**In Linux Console run:** 792 792 793 -((( 794 -(% style="color:green" %)**root@dragino-169d30:~~# opkg update** (% style="color:black" %)~/~/ to get the latest packages list 795 -))) 758 +In Linux Console run: 796 796 797 -((( 798 -(% style="color:green" %)**root@dragino-169d30:~~# opkg list** (% style="color:black" %) ~/~/shows the available packages 799 -))) 760 +**root@dragino-169d30:~~# opkg update** ~/~/ to get the latest packages list 800 800 801 -((( 802 -(% style="color:green" %)**root@dragino-169d30:~~# opkg install iperf ** (% style="color:black" %)~/~/ install iperf 803 -))) 762 +**root@dragino-169d30:~~# opkg list** ~/~/shows the available packages 804 804 764 +**root@dragino-169d30:~~# opkg install iperf **~/~/ install iperf 765 + 805 805 The system will automatically install the required packages as shown below. 806 806 807 807 808 -((( 809 -(% style="background-color:#dcdcdc" %)//root@dragino-169d30:/etc/opkg# opkg install iperf// 810 -))) 769 +//root@dragino-169d30:/etc/opkg# opkg install iperf// 811 811 812 -((( 813 -(% style="background-color:#dcdcdc" %)//Installing iperf (2.0.12-1) to root…// 814 -))) 771 +//Installing iperf (2.0.12-1) to root…// 815 815 816 -((( 817 -(% style="background-color:#dcdcdc" %)//Downloading //[[(% style="background-color: rgb(220, 220, 220); background-color: rgb(220, 220, 220)" %)//http:~~/~~/downloads.openwrt.org/snapshots/packages/mips_24kc/base/iperf_2.0.12-1_mips_24kc.ipk//>>url:http://downloads.openwrt.org/snapshots/packages/mips_24kc/base/iperf_2.0.12-1_mips_24kc.ipk]] 818 -))) 773 +//Downloading //[[//http:~~/~~/downloads.openwrt.org/snapshots/packages/mips_24kc/base/iperf_2.0.12-1_mips_24kc.ipk//>>url:http://downloads.openwrt.org/snapshots/packages/mips_24kc/base/iperf_2.0.12-1_mips_24kc.ipk]] 819 819 820 -((( 821 -(% style="background-color:#dcdcdc" %)//Installing uclibcxx (0.2.4-3) to root…// 822 -))) 775 +//Installing uclibcxx (0.2.4-3) to root…// 823 823 824 -((( 825 -(% style="background-color:#dcdcdc" %)//Downloading //[[(% style="background-color: rgb(220, 220, 220); background-color: rgb(220, 220, 220)" %)//http:~~/~~/downloads.openwrt.org/snapshots/packages/mips_24kc/base/uclibcxx_0.2.4-3_mips_24kc.ipk//>>url:http://downloads.openwrt.org/snapshots/packages/mips_24kc/base/uclibcxx_0.2.4-3_mips_24kc.ipk]] 826 -))) 777 +//Downloading //[[//http:~~/~~/downloads.openwrt.org/snapshots/packages/mips_24kc/base/uclibcxx_0.2.4-3_mips_24kc.ipk//>>url:http://downloads.openwrt.org/snapshots/packages/mips_24kc/base/uclibcxx_0.2.4-3_mips_24kc.ipk]] 827 827 828 -((( 829 -(% style="background-color:#dcdcdc" %)//Configuring uclibcxx.// 830 -))) 779 +//Configuring uclibcxx.// 831 831 832 -((( 833 -(% style="background-color:#dcdcdc" %)//Configuring iperf.// 834 -))) 781 +//Configuring iperf.// 835 835 836 -= 8. Upgrade Linux Firmware = 837 837 784 +1. Upgrade Linux Firmware 838 838 839 -= 9. FAQ = 786 +1. FAQ 787 +11. How can I configure for a customized frequency band? 840 840 841 -== 9.1 How can I configure for a customized frequency band? == 842 - 843 843 See below link for how to customize frequency band: 844 844 845 845 [[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]] 846 846 847 847 848 -== 9.2 Can I connect DLOS8N to LORIOT? == 794 +1. 795 +11. Can I connect DLOS8N to LORIOT? 849 849 850 850 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]] 851 851 852 852 853 -== 9.3 Can I make my own firmware for the gateway, where can I find the source code? == 800 +1. 801 +11. Can I make my own firmware for the gateway, where can I find the source code? 854 854 855 855 Yes, You can make your own firmware for the DLOS8N for branding purposes or to add customized applications. 856 856 ... ... @@ -857,35 +857,40 @@ 857 857 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]] 858 858 859 859 860 -== 9.4 Can I use 868Mhz version for 915Mhz bands? == 808 +1. 809 +11. Can I use 868Mhz version for 915Mhz bands? 861 861 862 862 It is possible but the distance will be very short, you can select US915 frequency band in 868Mhz version hardware. It will work but you will see the performance is greatly decreased because the 868Mhz version has an RF filter for band 863~~870Mhz, all other frequencies will have high attenuation. 863 863 864 864 865 -= 10. Trouble Shooting = 866 866 867 -== 10.1 I get kernel error when install new package, how to fix? == 868 868 816 +1. Trouble Shooting 817 +11. I get kernel error when install new package, how to fix? 818 + 869 869 In some cases, when installing a package with **//opkg//**, it will generate a kernel error such as below due to a mismatch I the kernel ID: 870 870 871 -(% style="background-color:yellow" %)root@dragino-16c538:~~# opkg install kmod-dragino2-si3217x_3.10.49+0.2-1_ar71xx.ipk 872 872 873 - (% style="background-color:yellow"%)Installingkmod-dragino2-si3217x(3.10.49+0.2-1) toroot…822 +root@dragino-16c538:~~# opkg install kmod-dragino2-si3217x_3.10.49+0.2-1_ar71xx.ipk 874 874 875 - (%style="background-color:yellow"%)Collectederrors:824 +Installing kmod-dragino2-si3217x (3.10.49+0.2-1) to root… 876 876 877 - (% style="background-color:yellow" %)* satisfy_dependencies_for: Cannotsatisfy thefollowingdependenciesforkmod-dragino2-si3217x:826 +Collected errors: 878 878 879 - (%style="background-color:yellow"%)* kernel(=3.10.49-1-4917516478a753314254643facdf360a) *828 +~* satisfy_dependencies_for: Cannot satisfy the following dependencies for kmod-dragino2-si3217x: 880 880 881 - (% style="background-color:yellow"%)*opkg_install_cmd: Cannot install package kmod-dragino2-si3217x.830 +* kernel (= 3.10.49-1-4917516478a753314254643facdf360a) * 882 882 832 + ~* opkg_install_cmd: Cannot install package kmod-dragino2-si3217x. 833 + 834 + 883 883 In this case, you can use the –force-depends option to install such package as long as the actual kernel version is the same. 884 884 885 - (% style="background-color:yellow" %)Opkg install kmod-dragino2-si3217x_3.10.49+0.2-1_ar71xx.ipk –force-depends837 +Opkg install kmod-dragino2-si3217x_3.10.49+0.2-1_ar71xx.ipk –force-depends 886 886 887 887 888 -== 10.2 How to recover the DLOS8N if the firmware crashes == 840 +1. 841 +11. How to recover the DLOS8N if the firmware crashes 889 889 890 890 Please follow this instruction to recover your gateway: 891 891 ... ... @@ -892,53 +892,59 @@ 892 892 [[http:~~/~~/wiki.dragino.com/index.php?title=Recover_Gateway>>url:http://wiki.dragino.com/index.php?title=Recover_Gateway]] 893 893 894 894 895 -== 10.3 I configured DLOS8N for WiFi access and lost its IP. What to do now? == 896 896 897 -[[image:1652435238615-272.png||height="247" width="727"]] 898 898 850 + 851 +1. 852 +11. I configured DLOS8N for WiFi access and lost its IP. What to do now? 853 + 854 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image067.png]] 855 + 899 899 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. 900 900 901 -( % style="color:red" %)Note: fallback IP can be disabled in the WAN and DHCP page.858 +(Note: fallback IP can be disabled in the WAN and DHCP page) 902 902 903 903 904 904 Steps to connect via fall back IP: 905 905 906 -~1. Connect PC’s Ethernet port to DLOS8N’s WAN port 863 +1. Connect PC’s Ethernet port to DLOS8N’s WAN port 864 +1. Configure PC’s Ethernet port has 865 +IP: 172.31.255.253 and 866 +Netmask: 255.255.255.252 907 907 908 -2. Configure PC’s Ethernet port has 909 - IP: 172.31.255.253 and 910 - Netmask: 255.255.255.252 911 - 912 912 As below photo: 913 913 914 -[[image: 1652435256286-879.png]]870 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image068.jpg]] 915 915 916 - 3. In the PC, use IP address 172.31.255.254 to access the DLOS8N via Web or Console.872 +1. In the PC, use IP address 172.31.255.254 to access the DLOS8N via Web or Console. 917 917 918 918 Please note the latest firmware uses port 8000 for http and 2222 for ssh access. 919 919 920 920 921 -= 11. Order Info = 922 922 923 - (% style="color:#4f81bd"%)**//PART: DLOS8N-XXX-YYY//:**878 +1. Order Info 924 924 925 - (% style="color:#4f81bd" %)**//XXX: Frequency Band//**880 +**//PART: DLOS8N-XXX-YYY//:** 926 926 927 -* (% style="color:#4f81bd" %)** 868**(% style="color:black" %) : valid frequency: 863Mhz ~~ 870Mhz. for bands EU868, RU864, IN865 or KZ865. 928 -* (% style="color:#4f81bd" %)** 915**(% style="color:black" %): valid frequency: 902Mhz ~~ 928Mhz. for bands US915, AU915, AS923 or KR920 882 +**//XXX: Frequency Band//** 929 929 930 -(% style="color:#4f81bd" %) **//YYY: 4G Cellular Option//** 884 +* **868**: valid frequency: 863Mhz ~~ 870Mhz. for bands EU868, RU864, IN865 or KZ865. 885 +* **915**: valid frequency: 902Mhz ~~ 928Mhz. for bands US915, AU915, AS923 or KR920 931 931 932 -* (% style="color:#4f81bd" %)** E**(% style="color:black" %): EMEA, Korea, Thailand, India. 933 -* (% style="color:#4f81bd" %)** A**(% style="color:black" %): North America/ Rogers/AT&T/T-Mobile. 934 -* (% style="color:#4f81bd" %)** AU**(% style="color:black" %): Latin America, New Zeland, Taiwan 935 -* (% style="color:#4f81bd" %)** J**(% style="color:black" %): Japan, DOCOMO/SoftBank/ KDDI 887 +**//YYY: 4G Cellular Option//** 936 936 889 +* **E**: EMEA, Korea, Thailand, India. 890 +* **A**: North America/ Rogers/AT&T/T-Mobile. 891 +* **AU**: Latin America, New Zeland, Taiwan 892 +* **J**: Japan, DOCOMO/SoftBank/ KDDI 893 + 937 937 More info about valid bands, please see [[EC25-E product page>>url:https://www.quectel.com/product/ec25.htm]]. 938 938 939 939 940 -= 12. Packing Info = 941 941 898 + 899 +1. Packing Info 900 + 942 942 **Package Includes**: 943 943 944 944 * DLOS8N LoRaWAN Gateway x 1 ... ... @@ -951,11 +951,12 @@ 951 951 * Weight: 187g 952 952 * Package Size: 14.5 x 13.5 x 6 cm 953 953 * Weight: 300g 954 -* 955 955 956 - =13. Support=914 +1. Support 957 957 958 958 * Try to see if your questions already answered in the [[wiki>>url:http://wiki.dragino.com/]]. 959 959 * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. 960 960 Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before mentioned schedule. 961 -* 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]] 919 +* 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: 920 + 921 +[[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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