server_host = ldap.example.com
server_port = 389
bind = yes
bind_dn = cn=mailsystem,dc=example,dc=com
bind_pw = geheim
search_base = ou=kunden,dc=example,dc=com

# Matcht auf alle Domains, die unseren Hostnamen NICHT in "mailhost" 
# haben:
query_filter = (&(dc=%s)(!(pfMailHost=*myownhostname.example.com*)))
result_attribute = pfMailHost