The User manual has information on how to setup your mail client.
Please make sure to set the following DNS records for {{ config.fqdn }} to guarentee proper email functionality.
Subdomain: {{ expectedDnsRecords[record.value].subdomain }}
Record type: {{ expectedDnsRecords[record.value].type }}
Expected value: {{ expectedDnsRecords[record.value].expected }}
Current value: {{ expectedDnsRecords[record.value].value ? expectedDnsRecords[record.value].value : '[not set]' }}