Beginning with Communication Manager Release 4.0, the Mask CLI/Station Name for Internal Calls feature provides a new station capability (through proper COR administration) of masking off such information and replacing it with a hard-coded, system-wide text string, Info Restricted, which will be displayed on the party‘s terminal. In addition, the feature shall provide a means of administering that the CPN/Name information not be masked-off when the call is made.