ZyXEL Communications IP PBX X6004 - Manual (Page 231)

Chapter 13 Authority Group
X6004 User’s Guide
231
13.3.7 The Blacklist Screen
Use this screen to edit the Black List for your extension. This is a list of phone
numbers from which the X6004 will not forward calls to your extension. To access
this screen, click the Black List button in the Call Forward screen.
Figure 104 Black List
Each field is described in the following table.
Table 60 Black List
LABEL DESCRIPTION
Number Enter the telephone number you want to block from calling you when
you enable call blocking. Click Add and the number you entered
displays in the field below.
This field can be 1-20 digits and characters in length using only 0-9, [.]
period, N, X, and Z.
Delete Highlight an existing Black List number and click the Delete icon to
remove it from the list.
Apply Click this to save your changes.
Cancel Click this to return to the Call Forward screen.