Listen on different port

[Ronny T. Lampert]

> My ISP (Comcast) has decided to start blocking port 25.  I'm using 
> easydns and it allows me to forward emails to ports other than port 25.  
> How do I configure Mailscanner to listen on ports other/in addition to 25?

Rightfully so! Dialups should NEVER EVER do SMTP directly. This is just 
asking for trouble.

Why not use the SMTP of your provider (either ISP or eMail provider) as 
upsteam-SMTP-relay?

Cheers,
Ronny