Mediant - AudioCodes Mediant 2000 User Manual

Function
DTMF Transport (in-
band)
Answer Detector
Answer Machine
Detector
Call Progress Tone
Detection and
Generation
Output Gain Control
Input Gain Control
Fax and Modem Transport Modes
Real time Fax Relay
Fax Transparency
Modem Transparency
Protocols
VoIP Signaling Protocol
Communication
Protocols
Telephony Protocols
In-Band Signaling
SIP User's Manual
Mute, transfer in RTP payload or relay in compliance with RFC 2833
Answer detection
Detects whether voice or an answering machine is answering the call.
Note: When implementing Answer Machine Detector, channel capacity
may be reduced.
32 tones: single tone, dual tones or AM tones, programmable frequency
& amplitude; 64 frequencies in the range 300 to 1980 Hz, 1 to 4
cadences per tone, up to 4 sets of ON/OFF periods
-32 dB to +31 dB in steps of 1 dB
-32 dB to +31 dB in steps of 1 dB

Group 3 real-time fax relay up to 14400 bps with automatic fallback

Tolerant network delay (up to 9 seconds round trip delay)

T.30 (PSTN) and T.38 (IP) compliant (real-time fax)

CNG tone detection & Relay per T.38

Answer tone (CED or AnsAm) detection & Relay per T.38
Automatic fax bypass (pass-through) to G.711, ADPCM or NSE bypass
mode
Automatic switching (pass-through) to PCM, ADPCM or NSE bypass
mode for modem signals (V.34 or V.90 modem detection)
SIP RFC 3261

RTP/RTCP packetization

IP stack (UDP, TCP, RTP)

Remote Software load (TFTP, HTTP and HTTPS)

PRI (ETSI Euro ISDN, ANSI NI2, 4/5ESS, DMS 100, QSIG, Japan
INS1500, Australian Telecom, New Zealand Telecom, Hong Kong
Variant, Korean MIC)

E1/T1 CAS protocols: MFC R2, E&M wink start

Immediate start, delay start, loop start, ground start

Feature Group B, D for E1/T1

DTMF (TIA 464A)

MF-R1, MFC R2

User-defined Call Progress Tones
492
Specification
Document #: LTRT-68809

Mediant 2000