Thunderbird - The message could not be sent because the connection to SMTP server timed out
For an edpnet DSL subscription with a dynamic IP only relay.edpnet.be/relay.edpnet.nl can be used as outgoing mailserver.
If you use another server configured in your Mozilla Thunderbird mail client you will get the following error:
Then you have to change the outgoing mailserver to relay.edpnet.be (for Belgium) or relay.edpnet.nl (for the Netherlands)
Change outgoing mailserver
- Click on Tools and then Account Settings...
- At the left side click Outgoing Server (SMTP). Then at the right select the account you want to change and click Edit...
- Change the Server Name to relay.edpnet.be and click OK