https://community.qlik.com/t5/Data-Movement-Streaming/Getting-error-when-registering-SMTP-server-in-Administration-gt/m-p/2534134#M3424 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="douglasoliveirapms_0-1761159509728.png" style="width: 400px;"><img src="https://community.qlik.com/t5/image/serverpage/image-id/184395i885FA7C387B32251/image-size/medium?v=v2&amp;px=400" role="button" title="douglasoliveirapms_0-1761159509728.png" alt="douglasoliveirapms_0-1761159509728.png" /></span></P><P class=""><SPAN>Hello everyone,</SPAN></P><P class=""><SPAN>I'm encountering the following error when trying to configure an SMTP server in Qlik Cloud:</SPAN></P><P class=""><EM><SPAN>"Unable to verify provider configuration"</SPAN></EM></P><P class=""><SPAN>I've already requested our email provider to whitelist Qlik Cloud's IP addresses:</SPAN></P><UL><LI><P class=""><SPAN>18.205.71.36</SPAN></P></LI><LI><P class=""><SPAN>18.232.32.199</SPAN></P></LI><LI><P class=""><SPAN>34.237.68.254</SPAN></P></LI></UL><P class=""><SPAN>However, the issue persists. Has anyone experienced similar problems or have suggestions on how to resolve this?</SPAN></P><P class=""><SPAN>Additional details:</SPAN></P><UL><LI><P class=""><SPAN>SMTP Server:&nbsp;</SPAN>mail.santos.sp.gov.br:587</P></LI><LI><P class=""><SPAN>Security:&nbsp;</SPAN>STARTTLS</P></LI><LI><P class=""><SPAN>Authentication:&nbsp;</SPAN>LOGIN</P></LI></UL><P class=""><SPAN>Thank you for your help!</SPAN></P> Wed, 22 Oct 2025 19:02:34 GMT douglasoliveirapms 2025-10-22T19:02:34Z https://community.qlik.com/t5/Data-Movement-Streaming/Getting-error-when-registering-SMTP-server-in-Administration-gt/m-p/2534134#M3424 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="douglasoliveirapms_0-1761159509728.png" style="width: 400px;"><img src="https://community.qlik.com/t5/image/serverpage/image-id/184395i885FA7C387B32251/image-size/medium?v=v2&amp;px=400" role="button" title="douglasoliveirapms_0-1761159509728.png" alt="douglasoliveirapms_0-1761159509728.png" /></span></P><P class=""><SPAN>Hello everyone,</SPAN></P><P class=""><SPAN>I'm encountering the following error when trying to configure an SMTP server in Qlik Cloud:</SPAN></P><P class=""><EM><SPAN>"Unable to verify provider configuration"</SPAN></EM></P><P class=""><SPAN>I've already requested our email provider to whitelist Qlik Cloud's IP addresses:</SPAN></P><UL><LI><P class=""><SPAN>18.205.71.36</SPAN></P></LI><LI><P class=""><SPAN>18.232.32.199</SPAN></P></LI><LI><P class=""><SPAN>34.237.68.254</SPAN></P></LI></UL><P class=""><SPAN>However, the issue persists. Has anyone experienced similar problems or have suggestions on how to resolve this?</SPAN></P><P class=""><SPAN>Additional details:</SPAN></P><UL><LI><P class=""><SPAN>SMTP Server:&nbsp;</SPAN>mail.santos.sp.gov.br:587</P></LI><LI><P class=""><SPAN>Security:&nbsp;</SPAN>STARTTLS</P></LI><LI><P class=""><SPAN>Authentication:&nbsp;</SPAN>LOGIN</P></LI></UL><P class=""><SPAN>Thank you for your help!</SPAN></P> Wed, 22 Oct 2025 19:02:34 GMT https://community.qlik.com/t5/Data-Movement-Streaming/Getting-error-when-registering-SMTP-server-in-Administration-gt/m-p/2534134#M3424 douglasoliveirapms 2025-10-22T19:02:34Z