4G模塊通信流過濾器/分類器 +CGTFT
語法結構
| 命 令 | 響 應 |
+CGTFT=[<cid>, [<packet filter identifier>, <evaluation precedence index> [,<source address and subnet mask> [,<protocol number (ipv4) / next header (ipv6)> [,<destination port range> [,<source port range> [,<ipsec security parameter index (spi)> [,<type of service (tos) (ipv4) and mask / traffic class (ipv6) and mask> [,<flow label (ipv6)> [,<direction>]]]]]]]]]] |
OK +CME ERROR :<err> |
| +CGTFT? | +CGTFT: <cid>, <packet filter identifier>, <evaluation precedence index>, <source address and subnet mask>, <protocol number (ipv4) / next header (ipv6)>, <destination port range>, <source port range>, <ipsec security parameter index (spi)>, <type of service (tos) (ipv4) and mask / traffic class (ipv6) and mask>, <flow label (ipv6)>[, <direction>] [<CR><LF>+CGTFT: <cid>, <packet filter identifier>, <evaluation precedence index>, <source address and subnet mask>, <protocol number (ipv4) / next header (ipv6)>, <destination port range>, <source port range>, <ipsec security parameter index (spi)>, <type of service (tos) (ipv4) and mask / traffic class (ipv6) and mask>, <flow label (ipv6)> [,<direction>[…]]] |
| +CGTFT=? | +CGTFT: <PDP_type>, (list of supported <packet filter identifier>s), (list of supported <evaluation precedence index>s), (list of supported <source address and subnet mask>s), (list of supported <protocol number (ipv4) / next header (ipv6)>s), (list of supported <destination port range>s), (list of supported <source port range>s), (list of supported <ipsec security parameter index (spi)>s), (list of supported <type of service (tos) (ipv4) and mask / traffic class (ipv6) and mask>s), (list of supported <flow label (ipv6)>s) [<CR><LF>+CGTFT: <PDP_type>, (list of supported <packet filter identifier>s), (list of supported <evaluation precedence index>s), (list of supported <source address and subnet mask>s), (list of supported <protocol number (ipv4) / next header (ipv6)>s), (list of supported <destination port range>s), (list of supported <source port range>s), (list of supported <ipsec security parameter index (spi)>s), (list of supported <type of service (tos) (ipv4) and mask / traffic class (ipv6) and mask>s), (list of supported <flow label (ipv6)>s) […]] |
命令描述
設置命令，在
取值說明
<cid>：和PDP上下文相關聯的標號。
<packet filter identifier>：數據包過濾器/分類器的標號，取值為1-8。
<evaluation precedence index>：過濾器/分類器優先級，取值為0-255。
<source address and subnet mask>：源地址和子網掩碼。
IPv4 ‘a1.a2.a3.a4.m1.m2.m3.m4’
IPv6 ‘a1.a2.a3.a4.a5.a6.a7.a8.a9.a10.a11.a12.a13.a14.a15.a16.
m1.m2.m3.m4.m5.m6.m7.m8.m9.m10.m11.m12.m13.m14.m15.m16‘ 文件名稱：MZ382 AT 指令集
<protocol number (ipv4) / next header (ipv6)>：IPv4協議號或者IPv6 Next Header value，取值0-255。
<destination port range>：目的端口號，0-65535，形式為f.t。
<source port range>：源端口號，0-65535，形式為f.t。
<ipsec security parameter index (spi)>：ipsec 完全參數索引，00000000-FFFFFFFF
<type of service (tos) (ipv4) and mask / traffic class (ipv6) and mask>：IPv4 TOS字段、IPv6 TC字段以及掩碼，取值為0-255，形式為t.m。
<flow label (ipv6)>：IPv6中的流標簽，00000-FFFFF。
<direction>:代表過濾器應用的傳輸方向。
| bit | 含 義 |
| 0 | Pre-Release 7 TFT filter (see 3GPP TS 24.008 [8], table 10.5.162) |
| 1 | 上行 |
| 2 | 下行 |
| 3 | 雙向 (上行和下行) |
典型示例
請求：AT+CGTFT=1,1,0,"1.1.1.1.1.1.1.1",0,"1.1","1.1",00000000,"1.1",00000<CR>
響應：<CR><LF>OK<CR><LF>
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