初次使用dbeaver，新建连接就说Connection refused: connect

Question

IO 错误: The Network Adapter could not establish the connection
The Network Adapter could not establish the connection
The Network Adapter could not establish the connection
Connection refused: connect, socket connect lapse 2055 ms. /10.16.23.177 1521 0 1 true
Connection refused: connect, socket connect lapse 2055 ms. /10.16.23.177 1521 0 1 true
Connection refused: connect
Connection refused: connect

Answer 1

拒绝连接，是IP地址错误，还是端口被屏蔽了，检查一下。