A.Ensure that the authentication server URL points to Cisco Unity Express. 
B.Ensure that authentication server is owned by the JTAPI user on Cisco Unity Express. 
C.Ensure that all phones point to the authentication server URL owned by Cisco Unity Express. 
D.Ensure that all phones that are owned by the JTAPI user point to the authentication server URL on Cisco Unity Express.

A.the files in the Cisco IOS TSP file on all Windows PCs on the LAN 
B.both the Cisco IOS TSP and TAPI Lite files on all Windows PCs on the LAN 
C.the Cisco TAPI Lite files on the same Windows PC where the software is installed 
D.the files in the Cisco IOS TSP file on the same Windows PC where the software is installed 
E.the Cisco IOS TSP on the same Windows PC where the software is installed and on all remote teleworker PCs