user manual

ND-20292
CHAPTER 3
APRIL, 1990
1. Table is allow
a. Matched area code item in table also
contains an office code: (90 to step 7)
b. Matched area code item in table does
not include an office code: Allow user
free dialing
2. Table is deny
a. Matched area code item in table also
contains an office code: (90 to step 7)
b. Matched area code item in table does
not include an office code: Disconnect
station
3. No table found. Check Memory Block 3E-4
a. System allow:
Allow user free dialing
b. System deny :
Disconnect station
Step 7. Allow three more digits to be dialed
A. Six digit item in table matches last six digits
dialed
1. Table is allow: Allow user free dialing
2. Table is deny : Disconnect station
B. If item in table no longer matches the last six
digits dialed, locate next lowest table assigned
to the station which contains an OCC code
which matches the third, fourth, and fifth
digits dialed and either a three digit entry
which matches the area code dialed or a six
digit entry that matches the last 6 digits dialed
(area + office code).
1. New table found:
a. Table is allow: Allow user free dialing
b. Table is deny : Disconnect station
2. No table found. Check Memory Block 3E-4
a. System allow: Allow user free dialing
b. System deny : Disconnect station
360.5 Puerto Rico (refer to Table 360-5)
Step 1. First digit dialed
A. Digit 0: Disconnect station
B. Any digit l-9: Allow two more digits to be
dialed
Step 2. Check last three digits dialed
A. An item in the special code table matches last
three digits dialed: Allow another digit
(next step)
NOTE:When Memory Block 3E-1 is assigned as
Puerto Rico, Code Table 32 is used as a special
code table only.
B.
Step 3.
A.
B.
Step 4.
A.
B.
Step 5.
A.
B.
No item in the special code table matches last
three digits dialed.
:
4th Digit Dialed
Digit 1 or 0:
Disconnect station
Any digit 2-9: Allow user to dial another digit
(next step)
5th Digit Dialed
Digit 1 or 0:
Allow another digit
(go to step 6)
Any digit 2-9: Allow another digit
(next step)
Check last 3 digits dialed
Lowest possible table assigned to station which
contains the last three digits dialed as an office
code entry is found.
1. Table is allow: Allow user free dialing
2. Table is deny : Disconnect station
No table is found. Check Memory Block 3E-4
1. System is allow: Allow user free dialing
2. System is deny :
Disconnect station
>
..I
Step 6. Check last 3 digits dialed
A. Lowest possible table assigned to station which
contains the last three digits dialed as an area
code entry.
B.
Step 7.
A.
B.
1. Table is allow
a. Matched item in table also contains an
office code. (90 to step 7)
b. Matched item in table has only area
code: Allow user free dialing
2. Table is deny
a. Matched item in table also contains an
ofice code. (90 to step 7)
b. Matched item in table has only area
code: Disconnect station
No table is found. Check Memory Block 3E-4
1. System allow: Allow user free dialing
2. System deny : Disconnect station
Allow three more digits to be dialed
Item in table matches last 6 digits dialed
1. Table is allow: Allow user free dialing
2. Table is deny : Disconnect station
If item in table no longer matches the last six
digits dialed, locate next lowest table which
contains a three digit entry which matches the
area code dialed or a six digit entry which
matches the area and office code (last 6 digits)
dialed.
300-264