sub.host.example.org: 1.2.3.4 host.example.org: sub: 1.2.3.4 org: example: host: sub: 1.2.3.4 Can be used as a reliable dns/network-independent names. --hosts-opts cli option allows some tweaks wrt how that file is parsed. See also HostsNode object for various helper methods to look...
Remote notifications are delivered to desktop machines via robust zeromq pub/sub sockets as implemented in notification-thing daemon (one that I'm using), but script can easily be tweaked to use some other mechanism.This hack doesn't require running a mail client, but it's possible that ...