This trace study looks at how the Active Directory prompts for LDAP password change through NetScaler Gateway/Authentication vServer.
This example trace was carried out in a practice lab environment with the following iP Addresses:After the usual bind request for the user, we see invalid credentials message passed from AD with code 773:
http://wiki.servicenow.com/index.php?title=LDAP_Error_Codes#gsc.tab=0
We then see a modify request from the NS which includes the old and new passwords: