Steren PBX-100 Manual De Instrucciones página 104

6. GLOSSARY
Program Extension: Extension No. 601, 602, 603, 604.
N: Extension Numbers (01-08) (two digits).
abcd: Extension number. This is in indirect dial mode.
M: Phone line number (No. 1-3 with input ports for Line 1-3)
Q: Licensing Item Group (01-16).
ABDC: First 1-4 digits of the licensed or restricted number.
L: Dial Class (Degree of private passwords or external calls)
Class 0-6.
TT: Time to call duration restriction, ranges from 01 to 99.
F: Time Class.
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