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Author

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1		-XWiki.Kilight
	1	+XWiki.Xiaoling

Content

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8	8
9	9	= **1. Introduction** =
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11	11	This feature is to filter the unwanted LoRaWAN packets. Purpose is to save the upstream traffic especially for a 4G cellular connection. If configured, gateway will process filter for below two types of message:
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13	13	* Unconfirmed Data Up
14	14	* Confirmed Data Up
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16	16	= **2. FWD Filter Mechanism** =
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18	18
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22	22	* Firmware Version > ** dragino-lgw~-~-v5.4.1658824252**
23	23	* LG308, DLOS8, LPS8, LIG16, LG308N, DLOS8N, LPS8N
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25	25	**Filtering rules:**
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27		-(% border="1" style="background-color:#ffffcc; color:green; width:937.222px" %)
28		-|=(% colspan="2" style="width: 724px;" %)Fport Filter|=(% colspan="2" style="width: 724px;" %)DevAddr Filter
29		-|(% style="width:329px" %)**Level 0**|(% style="width:329px" %)Do nothing|(% style="width:329px" %)**Level 0**|(% style="width:329px" %)Do nothing
30		-|(% style="width:329px" %)**Level 1**|(% style="width:329px" %)Filter only the Fport in the list|(% style="width:329px" %)**Level 1**|(% style="width:329px" %)Filter only the DevAddr in the list
31		-|(% style="width:329px" %)**Level 2**|(% style="width:329px" %)Filter Fport that are not in the database|(% style="width:329px" %)**Level 2**|(% style="width:329px" %)Filter DevAddr that are not in the database
	33	+(% border="1" style="background-color:#ffffcc; color:green; width:728px" %)
	34	+|=(% colspan="2" style="width: 351px;" %)Fport Filter|=(% colspan="2" style="width: 374px;" %)DevAddr Filter
	35	+|(% style="width:66px" %)**Level 0**|(% style="width:284px" %)Do nothing|(% style="width:68px" %)**Level 0**|(% style="width:306px" %)Do nothing
	36	+|(% style="width:66px" %)**Level 1**|(% style="width:284px" %)Filter only the Fport in the list|(% style="width:68px" %)**Level 1**|(% style="width:306px" %)Filter only the DevAddr in the list
	37	+|(% style="width:66px" %)**Level 2**|(% style="width:284px" %)Filter Fport that are not in the database|(% style="width:68px" %)**Level 2**|(% style="width:306px" %)Filter DevAddr that are not in the database
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33	33	(((
34	34	[[image:image-20220726171434-6.png||height="628" width="692"]]
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61	61	[[image:image-20220726170532-5.png]]
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64	64	== **2.2 Filter By DevAddr** ==
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78	78	In this case, we set DevAddr Filter Level=0 and add the filter (server | DevAddr | 12664787 ), when the gateway receives a Lorawan packet with DevAddr=12664787, it will be dropped.
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80	80	[[image:image-20220726171555-7.png||height="754" width="765"]]
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86	86	**If user need to set the Secondary LoRaWAN Server Packet Filter, the configuration is similar to that above.**
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89	89	)))
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98	98	* LG308, DLOS8
99	99	* LPS8
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101	101	Fport & DevAddr Filter
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103	103	[[image:image-20220527150138-1.png]]
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125	125	In case we set the FPort filter to 45, and the End Node send a packet with Fport other than 45, it will be dropped.
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128	128	== **3.2 Filter By DevAddr** ==
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