From 86b5d7499c3d690f35d0428da30cf6fc182d5ba9 Mon Sep 17 00:00:00 2001
From: "waterliu99(TK)" <qqcc2012game@163.com>
Date: Fri, 25 Jan 2019 18:00:42 +0800
Subject: [PATCH] Update README.md
MIME-Version: 1.0
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udp协议下发指令说明
---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index da7272a..1cadd71 100644
--- a/README.md
+++ b/README.md
@@ -44,6 +44,8 @@
 
 > 只要实现IJT808SessionPublishing接口的任意一款MQ都能实现该功能。
 
+> 使用物联网卡通过udp下发指令时，存储的那个socket地址端口，有效期非常短,不速度快点下发，那个socket地址端口就可能映射到别的对应卡去了,所以此处采用跟随设备消息下发指令。
+
 ## NuGet安装
 
 | Package Name          | Version                                            | Downloads                                           |