CHAPTER 4 NDA-24298
Page 372
Issue 1
ATDP : Assignment of Toll Code Restriction Data
(b) 6-Digit Toll Restriction
9 - 1 - NPA - Nxx - xxxx
A 6-digit toll restriction is a restriction that is to be executed by developing the contents (NPA - Nxx
in this case) of the 6 digits that follow the toll code.
If data is set as follows, a toll call can be restricted by developing NAP - Nxx.
• At Toll Code Restriction Data (ATDP)
DC = 9-1, TDI = 2, NND = 6 (NPA - Nxx)
• At Area & Office Code Data (AARP)
DC = NAP - Nxx (6 digits)
4. Data can be entered on a Day/Night basis, if specified in ASYD command, SYS 1, INDEX 75, Bit 3=1.
5. The rest of the parameter appearance depends on the data entered in TDM/OG parameter.