javax.mail.MessagingException: Could not connect to SMTP host: mail1.us.test.com, port: 25

Stack Overflow | Mr Smith | 5 months ago
  1. 0

    Could not connect to SMTP host: ..., port: 25?

    Stack Overflow | 5 months ago | Mr Smith
    javax.mail.MessagingException: Could not connect to SMTP host: mail1.us.test.com, port: 25
  2. 0

    Sending mail: java.net.SocketException: Network is unreachable: connect

    Stack Overflow | 3 years ago | Sergey Azarkevich
    java.net.SocketException: Network is unreachable: connect
  3. 0

    Connecting error through javamail

    Stack Overflow | 7 years ago | Dusk
    java.net.SocketException: Network is unreachable: connect
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    Fail to connect to james server localhost

    Stack Overflow | 7 years ago | Dusk
    java.net.SocketException: Network is unreachable: connect
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    Socket creation using a IPv6 Address and port number in java using eclipse(windows)

    Stack Overflow | 4 years ago | user1696887
    java.net.SocketException: Network is unreachable: connect

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Root Cause Analysis

  1. java.net.SocketException

    Network is unreachable: connect

    at java.net.DualStackPlainSocketImpl.connect0()
  2. Java RT
    Socket.connect
    1. java.net.DualStackPlainSocketImpl.connect0(Native Method)[na:1.7.0_79]
    2. java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)[na:1.7.0_79]
    3. java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:339)[na:1.7.0_79]
    4. java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:200)[na:1.7.0_79]
    5. java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:182)[na:1.7.0_79]
    6. java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)[na:1.7.0_79]
    7. java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)[na:1.7.0_79]
    8. java.net.Socket.connect(Socket.java:579)[na:1.7.0_79]
    9. java.net.Socket.connect(Socket.java:528)[na:1.7.0_79]
    9 frames
  3. JavaMail API (compat)
    SMTPTransport.openServer
    1. com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:232)[mail.jar:1.4]
    2. com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)[mail.jar:1.4]
    3. com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)[mail.jar:1.4]
    3 frames