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  • java.net.ConnectException: Connection refused

    问:

      I'm trying to implement a TCP connection, everything works fine from the server's side but when I run the client program (from client computer) I get the following error:

    java.net.ConnectException: Connection refused
            at java.net.PlainSocketImpl.socketConnect(Native Method)
            at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:351)
            at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:213)
            at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:200)
            at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:432)
            at java.net.Socket.connect(Socket.java:529)
            at java.net.Socket.connect(Socket.java:478)
            at java.net.Socket.<init>(Socket.java:375)
            at java.net.Socket.<init>(Socket.java:189)
            at TCPClient.main(TCPClient.java:13)

    答:

      Please check:

    • Host name and port you're trying to connect to
    • The server side has managed to start listening correctly
    • There's no firewall blocking the connection

    原文链接:

      https://stackoverflow.com/questions/6876266/java-net-connectexception-connection-refused  

      

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  • 原文地址:https://www.cnblogs.com/JasperZhao/p/14943143.html
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