There is no node number license for 4760.
You have only one node "glued" to 4760.
For a network of PABX' 4760 counts a total number of users in Technical Directory.
From the other point you need 47XX SW keys to be opened in all PABX' managed by 4760.
Incorrect if the adfexc password is incorrect or has been entered wrong, it will stop it from working...as a test go to cmd prompt type ftp ip address of the system and then login adfexc and password adfexc and see what happens!!!!!