Wiin 2016 無法連線 MS-SQL2008 R2 遠端主機已強制關閉一個現存的連線

傻瓜小 P
有誰遇過這種問題嗎 主機A跟主機B上的MS-SQL無法互連
但他們都可以順利的連到主機CDEF
CDEF也都可以同時連結A與B
這到底是啥問題啊

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與伺服器的連接已成功建立,但在登入程序時發生錯誤。 (provider: SSL Provider, error: 0 - 遠端主機已強制關閉一個現存的連線。) (.Net SqlClient Data Provider)

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如需說明,請按一下: http://go.microsoft.com/fwlink?ProdName=Microsoft%20SQL%20Server&EvtSrc=MSSQLServer&EvtID=10054&LinkId=20476

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伺服器名稱: 203.66.168.153
錯誤號碼: 10054
嚴重性: 20
狀態: 0


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程式位置:

於 System.Data.SqlClient.SqlInternalConnectionTds..ctor(DbConnectionPoolIdentity identity, SqlConnectionString connectionOptions, SqlCredential credential, Object providerInfo, String newPassword, SecureString newSecurePassword, Boolean redirectedUserInstance, SqlConnectionString userConnectionOptions, SessionData reconnectSessionData, DbConnectionPool pool, String accessToken, Boolean applyTransientFaultHandling, SqlAuthenticationProviderManager sqlAuthProviderManager)
於 System.Data.SqlClient.SqlConnectionFactory.CreateConnection(DbConnectionOptions options, DbConnectionPoolKey poolKey, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection, DbConnectionOptions userOptions)
於 System.Data.ProviderBase.DbConnectionFactory.CreateNonPooledConnection(DbConnection owningConnection, DbConnectionPoolGroup poolGroup, DbConnectionOptions userOptions)
於 System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection)
於 System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions)
於 System.Data.ProviderBase.DbConnectionClosed.TryOpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions)
於 System.Data.SqlClient.SqlConnection.TryOpenInner(TaskCompletionSource`1 retry)
於 System.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource`1 retry)
於 System.Data.SqlClient.SqlConnection.Open()
於 Microsoft.SqlServer.Management.SqlStudio.Explorer.ObjectExplorerService.ValidateConnection(UIConnectionInfo ci, IServerType server)
於 Microsoft.SqlServer.Management.UI.ConnectionDlg.Connector.ConnectionThreadUser()

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遠端主機已強制關閉一個現存的連線。



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