Specifications; Mp-124 Specifications; Table 9-2: Mp-124 Functional Specifications - AudioCodes MP-124 User Manual

SIP User's Manual
9.2
Function
Channel Capacity
Available Ports
FXS Functionality
FXS Capabilities
Additional Features
Polarity Reversal / Wink
Metering Tones
Distinctive Ringing
Message Waiting
Indication
Voice & Tone Characteristics
Voice Compression
Silence Suppression
Packet Loss
Concealment
Version 5.2
http://ArtTel.ru

MP-124 Specifications

Table 9-2: MP-124 Functional Specifications

24 ports
Short or Long Haul (Automatic Detection): REN3: up to 9 km (30,000
feet) using 24 AWG line.
Note: The lines have been tested under the following conditions: ring
voltage greater than 32 Vrms; offhook loop current greater than 20 mA
(all lines ring simultaneously).
Lightning and high voltage protection for outdoor operation
Caller ID generation: Bellcore GR-30-CORE Type 1 using Bell 202 FSK
modulation, ETSI Type 1, NTT, Denmark, India, Brazil, British, and
DTMF ETSI CID (ETS 300-659-1)
Programmable Line Characteristics: Battery feed, line current, hook
thresholds, AC impedance matching, hybrid balance, Tx & Rx frequency
response, Tx & Rx Gains
Note: For a specific coefficient file, please contact AudioCodes.
Configurable ringing signal: up to 3 cadences and frequency from 15 to
200 Hz
Loop-backs for testing and maintenance
Immediate or smooth to prevent erroneous ringing
12/16 KHz sinusoidal bursts
By frequency (15 - 100 Hz) and cadence patterns
DC voltage generation (TIA/EIA-464-B), V23 FSK data, Stutter dial tone,
DTMF based
G.711 PCM at 64 kbps µ-law/A-law; G.723.1 MP-MLQ at 5.3 or 6.3 kbps;
G.726 at 32 kbps ADPCM; G.729 CS-ACELP 8 Kbps Annex A / B
G.723.1 Annex A; G.729 Annex B; PCM and ADPCM [Standard Silence
Descriptor (SID) with Proprietary Voice Activity Detection (VAD) and
Comfort Noise Generation (CNG)].
G.711 appendix 1; G.723.1; G.729 a/b
9. Selected Technical Specifications
Specification
385 September 2007