Wi-Fi 笔记

• mac80211_hwsim 仿真
• hostapd
• hostapd 配置解析

PSK(Pre-Shared Key)
PMK(Pairwise Master Key)
PTK(Pairwise Transit Key)
GTK(Group Temporal Key)
GMK(Group Master Key)
ANONCE
SNONCE
MIC

+------+------+-------+
| 11n  | 11ac | 11ax  |
+======+======+=======+
| - 20 | - 20 | - 20  |
|      | - 40 | - 40  |
|      | - 80 | - 80  |
|      |      | - 160 |
+------+------+-------+

11n	11ac	11ax
20	20 40 80	20 | 40 | 80 | 160 |

Header row, column 1 (header rows optional)	Header 2	Header 3	Header 4
body row 1, column 1	column 2	column 3	column 4
body row 2	Cells may span columns.
body row 3	Cells may span rows.	Table cells contain body elements.
body row 4

多行单元格示例

字段	描述
客户ID	用户的唯一标识符 格式：数字+字母组合
订单号	订单的唯一标识符 示例：A123456