While configuration terminology and format will vary, these can be used to configure most LDAP directory clients.
dir.hamshackhotline.com
ldap://dir.hamshackhotline.com/
ou=phonebook,dc=hamshackhotline,dc=com
(cn=%)
(|(cn=%)(l=%))
(callsign=%)
(telephoneNumber=%)
Use these instructions to configure a Cisco phone to use the Hamshack Hotline LDAP directory.
From your phones web portal.
Hamshack Hotline
dir.hamshackhotline.com
ou=phonebook,dc=hamshackhotline,dc=com
givenName
Callsign
callsign
City
l
a=displayName,n=Caller ID;a=telephoneNumber,n=Phone,t=p;a=callsign,n=Callsign;