AT&T II Telephone User Manual


 
entry by entering [
2
] [
Hold
] [
2
] into your list (using the wild card for the middle
digit).
The examples below show how you would enter telephone numbers for a
Disallowed List, including both normally-dialed numbers and numbers with
wildcards.
Specific Telephone Numbers.
Dial the telephone number directly. For
example, to prevent calls to the local number 555-5678, press [
5
] [
5
] [
5
]
[
5
] [
6
] [
7
] [
8
] .
All Telephone Numbers in One Area Code.
The following list entries
prevent calls to the 900 area code:
List 1 (Toll Call Prefix required)
1900
Prevents direct-dial calls to area code 900
0900
Prevents operator-assisted calls to area code 900
List 2 (Toll Call Prefix not required)
900
Prevents all calls to area code 900.
NOTE:
The entries you must make to restrict toll calls differ depending on the setting for
the
Toll Call Prefix (#402)
procedure. (This setting tells the equipment controller
whether a “0” or “1” is required when you make toll calls.) Make sure the Toll
Call Prefix is set correctly for your dialing area. If it is not, entries on the
Disallowed and Allowed Lists may not be handled properly.
All Telephone Numbers in One Exchange.
The following list entries
prevent calls to the 976 exchange:
List 1 (Toll Call Prefix required)
976
Prevents local calls
1!0!976
Prevents direct-dial calls to area codes with “0” as the
second digit
1!1!976
Prevents direct-dial calls to area codes with “1” as the
second digit
0!0!976
Prevents operator-assisted calls to area codes with “0”
as the second digit
0!1!976
Prevents operator-assisted calls to area codes with” 1”
as the second digit
1976
Prevents direct-dial in-state calls (needed only when 0
or 1 is required for in-state toll calls)
0976
Prevents operator-assisted in-state calls (needed only
when 0 or 1 is required for in-state toll calls)
List 2 (Toll Call Prefix not required)
976
Prevents local calls
!0!976
Prevents calls to area codes with “0” as the second
digit, such as 203
!1!976
Prevents calls to area codes with “1” as the second
digit, such as 212
Customizing Your System
4-19