Version 6.6 697 Mediant 2000
User's Manual 47. Selected Technical Specifications
47 Selected Technical Specifications
The technical specifications of the Mediant 2000 are listed in the table below:
Notes:
• All specifications in this document are subject to change without prior notice.
• The compliance and regulatory information can be downloaded from AudioCodes
Web site at http://www.audiocodes.com/library.
Mediant 2000 Functional Specifications
Function Specification
Trunk & Channel Capacity
Capacity with E1
1, 2, 4, 8 or 16 E1 spans, supporting channel capacity as follows:
 30 Channels on 1 E1 span with gateway-1 only
 60 Channels on 2 E1 spans with gateway-1 only
 120 Channels on 4 E1 spans with gateway-1 only
 240 Channels on 8 E1 spans with gateway-1 only
 480 Channels on 16 E1 spans with gateway-1 and gateway-2
Note: Channel capacity depends on configuration settings.
Capacity with T1
1, 2, 4, 8 or 16 T1 spans, supporting channel capacity as follows:
 24 Channels on 1 T1 span with gateway-1 only
 48 Channels on 2 T1 spans with gateway-1 only
 96 Channels on 4 T1 spans with gateway-1 only
 192 Channels on 8 T1 spans with gateway-1 only
 384 Channels on 16 T1 spans with gateway-1 and gateway-2
Note: Channel capacity depends on configuration settings.
Voice & Tone Characteristics
Voice Compression
G.711, G.723.1, G.729A/B, G.726, GSM FR, MS GSM, iLBC, EVRC,
QCELP, AMR, GSM EFR.
Silence Suppression
 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)
Packet Loss
Concealment
G.711 appendix 1; G.723.1; G.729 a/b
Echo Cancellation
G.165 and G.168 2000, configurable tail length per device from 32 to
128 msec
DTMF Detection and
Generation
Dynamic range 0 to -25 dBm, compliant with TIA 464B and Bellcore
TR-NWT-000506.
DTMF Transport (in-
band)
Mute, transfer in RTP payload or relay in compliance with RFC 2833
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