The Local Mail → General page allows you to configure a few simple, but fundamentally important settings.
In the majority† of cases, this is the domain name that VPOP3 will use when sending automated messages; for instance, users may receive a message from
The Local Domains box contains a list of domains, for which mail should be handled locally. This allows VPOP3 to process local mail properly, and prevents it going through an external server, before being redownloaded as incoming mail.
You can specify multiple local domain names, which must be separated by a semi-colon (
The Local Domains box will also support individual email addresses, if you do not want every address from a particular domain to be handled locally, but this practice is discouraged, and you should ideally use *REMOTE mappings instead.
The following wildcards may be used in the Local Domains box:
† There are some undocumented circumstances where the first domain from the Local Domains box will be used instead of the Default Domain; so for consistency, it is recommended that you enter the Default Domain as the first entry in the Local Domains box.