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Use the following steps to help debug email server authentication issues. Enter

  • Enter "telnet"

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  • Enter "set LOCAL_ECHO"

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  • Enter "open mail.YourDomain.com 25" (replace YourDomain.com with your domain).

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  • Enter "HELO"

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  • Enter "AUTH LOGIN"

You now need to enter your email and password encoded in BASE64. For help converting to Base64, click on our conversion tool. Enter your email, click Encode, copy that value in the telnet session and then press ENTER. Next, enter your password in the conversion tool, copy that value in the telnet session and press ENTER.

If you have successfully authenticated, the server will return: 235 authenticated. Enter

  • Enter "MAIL

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  • Enter "RCPT TO DestinationEmail" (replace DestinationEmail with the destination email).

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  • Enter "DATA"

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  • Enter "Subject: Test using telnet"

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  • Enter "" (send a blank line to separate the headers from the message body)

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  • Enter "This is a test to see if I can SMTP auth from my PC"

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  • Enter "." The server should return: 250 Message queued

 Enter "quit"

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Title

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Creator

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Modified

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The Data Collector service is not starting automatically after rebooting on Uptime v7.8.2, build 8

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KB Writer - Client Services

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Jul 24, 2017

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Error: "Alert: Error Found: duplicate key: Uptime Status General"

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KB Writer - Client Services

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Jul 24, 2017

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Active Directory or LDAP Authentication Troubleshooting

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IDERA

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Nov 19,
2015

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I/O Exception Occurs When Performing a Ping Check

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IDERA

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Nov 07,
2015

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Graphing Issues in Firefox / Chrome in Uptime Infrastructure Monitor 7.2 after Recent Critical Java Update

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IDERA

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  • Enter "quit"