On 7/19/2016 5:10 PM, markus79 wrote: > Thanks, but I've set up a server in Google Cloud to use 5877 in the past > when 587 was blocked without having to use a relayhost. I just can't access > that server now :(
Sorry, that's not how email works. No server will accept mail on a non-standard port without prior arrangement. You'll need to use a relay service. Either one of the google-recommended ones or another of your choosing, or a server you control that isn't in the google cloud. There isn't any magic configuration option to work around this. -- Noel Jones