mailcatcher

mailcatcher is a small self hosted SMTP server which catches all incoming mails and sends them to a defined mail address. Can be used with dyndns to create own addresses for trash mails. Works fine on Raspberry PI 3!

Installation with docker

• copy docker-compose.yml
• change variables (see bellow)
• run with "docker-compose up -d"
• configure port forwarding for internet port 25 in your router (for example map internet port 25 to your Raspberry PI's port 1025)

Variables:

| Name | Description | | ---- |------ | | MC_PORT | SMTP listening port. Must match mapped port of container. | | MC_HOST | email with this host name will be accepted (typically your dyndns host name) | | MC_REDIRECT_TO | destination address (all mails will be redirected to this address | | MC_SENDER_MAIL | This address will be used for mail sending | | MC_SMTP_HOST | use this SMTP server | | MC_SMTP_PORT | with SMTP Port | | MC_SMTP_USER | Authentication for SMTP server | | MC_SMTP_PASSWORD| Authentication for SMTP server |

Hints

If you are using GMail SMTP, please activate the usage of insecure apps on https://support.google.com/accounts/answer/6010255?hl=en .