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修正publish控制包固定包头第1字节低4位的描述。 #8

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Feb 14, 2017
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修正publish控制包固定包头第1字节低4位的描述。 #8

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4 changes: 2 additions & 2 deletions mqtt/0303-PUBLISH.md
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Original file line number Diff line number Diff line change
Expand Up @@ -10,8 +10,8 @@ PUBLISH控制报文是指从客户端向服务端或者服务端向客户端传

| **Bit** | **7** | **6** | **5** | **4** | **3** | **2** | **1** | **0** |
|---------|----------------------|-------|---------|--------|-------|-------|-------|-------|
| byte 1 | MQTT控制报文类型 (3) | DUP | QoS等级 | RETAIN |
| | 0 | 0 | 1 | 1 | X | X | X | X |
| byte 1 | MQTT控制报文类型 (3) |       |         |       | DUP   | QoS-H | QoS-  | RETAIN|
| | 0 | 0 | 1 | 1 | | | | |
| byte 2 | 剩余长度 |

#### 重发标志 DUP
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