是Kerberos服务主体名称。

Is the Kerberos service principal name.

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如果虚拟帐户无法注册服务主体名称(SPN)，则手动注册该SPN。

If the virtual account fails to register the Service Principal Name (SPN), register the SPN manually.

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发送服务器仅将用户标识（X.509 证书、主体名、或基于初始登录所使用的凭据的专用名称 (DN)）发送到目标服务器。

The sending server only sends the user identity (X.509 certificate, principal name, or distinguished name (DN) based on the credentials used for the initial login) to the target server.

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