A

Automated Attendant A and B Signaling Adaptive Pulse Code Modulation ADPCM: Adaptive Differential Pulse Code Modulation Advisory Tones AGC Automatic Gain Control Alphabetical Directory Listing Analog ANI Announcement Service Answer Detect Answer Supervision Audio Frequencies Audiotex Audio Menu .

B

Beeper Number Beeper Type Busy Extension .

C

Call blocking Call Processing Caller Queuing Call Screening Call Progress Tone Certified Messages Channel Bank Channel Service Unit CSU .

D

Direct Inward Dialing DID Disconnect Supervision Distribution List Distribution Message DS-0 DS-1 DTMF DTMF Cut-through .

E

Electronic Voice Mail Expanded Memory Extention Number Extension Specific Processing .

F

Fcc Registration Number Firmware .

G

Glare Greeting Message Ground Start .

H

.

I

In-band Signaling Information Center Mailboxes .

J

.

K

.

L

Loop Start .

M

Mail Box Number Mail Box Size Maximun Message Length Mailbox Type .

N

Night Attendant Notification Time .

O

Outside Caller .

P

PBX Extension Number Private Message .

Q

.

R

Remote Diagnostics Remote Programming Reply Message Ringing Voltage Rotary Dial .

S

Security Code Subscriber .

T

T1 .

U

.

V

.

W

.

X

.

Y

.

Z

.