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how_to:creating_extra_smtp_services [2016/03/01 09:59] – [Tips] paulhow_to:creating_extra_smtp_services [2018/11/14 10:45] (current) – external edit 127.0.0.1
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 ====Have a single SMTP service listening on multiple ports or IP addresses==== ====Have a single SMTP service listening on multiple ports or IP addresses====
-This can be useful if you want a single SMTP service configuration to listen on multiple ports, eg ports 25 and 587 or ports 25 and 2525, etc or multiple IP addresses (if your PC is configured with them). The SMTP services will have identical configurations.+This can be useful if you want a single SMTP service configuration to listen on multiple ports, eg ports 25 and 587 or ports 25 and 2525, etc or multiple IP addresses (if your PC is configured with them). The SMTP service will have an identical configuration on all the ports/addresses.
  
 To do this, go to **Services** in the VPOP3 settings and select the appropriate SMTP service from the list at the left. To do this, go to **Services** in the VPOP3 settings and select the appropriate SMTP service from the list at the left.
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   * Port 587 - Require SMTP Authentication = on, Do not require SMTP authentication for internal/incoming mail = off, Encryption = StartTLS   * Port 587 - Require SMTP Authentication = on, Do not require SMTP authentication for internal/incoming mail = off, Encryption = StartTLS
   * Port 465 - Require SMTP Authentication = on, Do not require SMTP authentication for internal/incoming mail = off, Encryption = SSL   * Port 465 - Require SMTP Authentication = on, Do not require SMTP authentication for internal/incoming mail = off, Encryption = SSL
 +
 +(To be able to set the encryption levels above, you must have [[encrypt_sessions|configured an SSL certificate into VPOP3]])
  
 Often people will just have a single SMTP service listening on ports 25 and 587 with the port 25 configuration above. This is not strictly compliant with the SMTP Submission standard, but may be 'good enough' for most situations, and makes management a bit simpler because there is just one SMTP service. Often people will just have a single SMTP service listening on ports 25 and 587 with the port 25 configuration above. This is not strictly compliant with the SMTP Submission standard, but may be 'good enough' for most situations, and makes management a bit simpler because there is just one SMTP service.
how_to/creating_extra_smtp_services.1456826398.txt.gz · Last modified: 2018/11/14 10:44 (external edit)