Format: * 5 n abcd # (n=1-5)
Explanation: [abcd] The leading digits of the calling number to block.
Description: Assign class "n" to restrict to place unauthorized calls, which starts with [abcd] digits.
Example: To restrict class 2 to place calls beginning with 573 and 8.
Format: * 5 n # (n=1-5)
Description: Clear denied code number on class "n"
3
8
1 Setting leading digits for class "n"
3
8
2 Clear leading digits for class "n"
*
#
7
#
2
5
3
5
8
3
8 Setting Restriction Group
Setting Restriction Group
1>. For each class,a maximum of 20 different groups can be set;
2>. Up to 4 leading digits can be used to block, less than 4 digits then ending with #;
3>. This setting only applies to the extensions with class1-class5.
Chapter 3 System Programming
Pick up 801 Input * 52 573 # Du Input 8 # Du Hang up
Format: * 5 0 abcd #
Explanation: [abcd] The leading (1 to 4) digits of special calling number
Description: Permit to dial the phone numbers starting with [abcd] only
Example: Permit you place calls start with 0757 & 358 only
Format: * 5 0 #
Description: Clear denied code number from special calling number
3
8
3 Assign Special Calling number
3
8
4 Clear the function
*
7
#
7
5
#
0
5
5
0
3
8
1>. Up to 4 leading digits can be used and less than 4 digits then ending with #;
2>. Up to 10 different groups can be assigned;
3>. This setting only applies to the extensions with class 0.
Pick up 801 Input * 50 0757 # Du Input 358 # Du Hang up