dovecot-ldap.conf.ext

hosts = ip
#dn = CN=dovecot,OU=TechnicalUsers,OU=DomainUsers,DC=example,DC=com
dn = example\dovecot
dnpass = secret
ldap_version = 3
base = OU=DomainUsers,DC=example,DC=com
scope = subtree
user_attrs = sAMAccountName=user
user_filter = (&(ObjectClass=user)(mail=%n))
pass_attrs = sAMAccountName=user,userPassword=password
pass_filter = (&(ObjectClass=user)(mail=%u))
default_pass_scheme = plain