Cyrus SASL

File: /etc/conf.d/saslauthd.conf

BACKEND="ldap"
OPTS="-O /etc/saslauthd.conf"

File: /etc/saslauthd.conf

ldap_servers: ldap://ldap.domain.example:389
ldap_search_base: ou=users,dc=domain,dc=example
ldap_filter: (sAMAccountName=%u)
ldap_bind_dn: cn=ldapserviceuser,ou=users,dc=domain,dc=example
ldap_password: password

$ testsaslauthd -u "user" -p "password" -f /run/saslauthd/mux

0: OK "Success."