Using Exim on Droplet 1 with FQDN to send myself rootkit hunter and fail2ban updates via gmail SMPT.
I would like to run fail2ban on a droplet 2 privately networked to droplet 1.
Droplet 2 has SRV record xmpp.domain...
Yes, you can setup Exim on Droplet2, and configure it to relay to Droplet1. So more or less the same as you've done with the Gmail SMTP on Droplet1, but instead of relaying directly to Gmail on Droplet2, ...