# --- # - Selective SRS configuration # --- # Public MX hostname used as the MX target of the SRS domain. # The installer proposes `hostname -f`; another public FQDN may be selected. # # Example: # # _MX_HOST="mail.example.org" # _MX_HOST="" # Domain used as envelope sender domain for SRS rewritten messages. # # DNS/SPF for this domain must authorize the outgoing mail server. # # Example: # # _SRS_DOMAIN="srs.example.org" # _SRS_DOMAIN=""