LDAP T23P and Yeastar ?

[Atontel]

Hi to All,
I've setting LDAP server on my Yeastar S20 System
The phone show my conctact.
But show all conctact.

in the Yeastar I have:

Base DN: dc=pbx,dc=com
PBX DN: ou=pbx,dc=pbx,dc=com
username: cn=rubrica,dc=pbx,dc=com
password: password


Phonebook Node:
1--> ou=pbx,dc=pbx,dc=com /*default I can't change*/
2--> ou=rubrica,dc=pbx,dc=com /+my phonebook*/


the phone show all Phonebooks. But I want see only the 2.
How Can I do setting the phone for showing onli 2nd Phonebook Node?

I've setting the phone in this mode:
https://support.yeastar.com/hc/en-us/art...link-Phone

Thank's

Matteo