For telephones in professional use, Gigaset offers access to telephone and address directories in LDAP format. The Gigaset IP phones act as LDAP clients. The objects of the directory (phone book entries) are listed on the telephone displays. For each entry the associated detailed information can be displayed.
How to configure the LDAP client and how the information from an LDAP directory is displayed on the phones:
For the N720 DECT IP Multicell System LDAP support has been enhanced.
Please read here: LDAP Configuration - N720 DECT IP Multicell System - SW version 80 or later
For the N510 IP PRO LDAP support has been enhanced.
Please read here: N510 - LDAP Step-by-Step-Guide- SW verison 199 or better