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使用ec20网卡进行ntp同步只能与第一个服务器进行时间同步 #94

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baiqiudi opened this issue Sep 26, 2023 · 0 comments
Open

使用ec20网卡进行ntp同步只能与第一个服务器进行时间同步 #94

baiqiudi opened this issue Sep 26, 2023 · 0 comments

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@baiqiudi
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查看代码并使用AT调试发现，虽然设置了三个NTP服务器但是在socket连接的时候只与第一个服务器建立了UDP连接，之后的两个还使用的第一个连接，导致三次同步实际都与第一个服务器进行，但是使用w5500抓包发现是单独与每个服务器进行的连接。
建立连接的地方（会分别向每个服务器发送同步请求，只有第一次建立连接）：
image
代码最后才关闭socket(一次操作):
image
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