...回两个字节的信息,第一个字节固定,第而个字节是说明,如果是16进制的FF(即十进制255)表示连接失败(o X'FF' NO ACCEPTABLE METHODS)根据上面的列表,我们连接成功应该第二字节为 00.
基于1个网页-相关网页
在连接重新建立之前，最终用户会收到表示身份验证请求失败的错误码。
Until the connection is re-established, the end users receives error codes indicating that authentication requests failed.
warn可用于表示某些可重试的事情已失败的情形；例如，它可以警告某个连接在第一次尝试时没有成功建立，并且系统将再次尝试。
warn could be used to indicate situations where something retryable has failed; for instance, it could warn that a connection was not established the first time and that the system was trying again
把第一个数据流操作符的失败端(由红色的X表示)连接到它下面的email操作符。
Connect a failure of the first data flow (signified by the red X) to the Email operator below it.
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