AudioCodes Mediant 3000, Руководство пользователя

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User's Manual 866 Document #: LTRT-89729
Mediant 3000
Function Specification
OC-3/STM-1 PSTN 1+1 Protected STM-1/OC-3 interface. Two 155.54 Mbps single-mode
optical SFP transceiver module, using 1310 nm wavelength.
Note: Applicable only to Mediant 3000 with TP-6310 blade.
T3/DS3 PSTN Up to three Mini-SMB T3/DS3 (44.736 Mbps, 75 Ohm coax) interfaces.
Supports depopulated configuration providing a single DS3.
Note : Applicable only to Mediant 3000 with TP-6310 blade.
RS-232 One RS-232 serial interface for serial configuration
Voice and Tone
VoIP Standards
Compliance

RTP/RTCP per RFC 3550/3551

DTMF over RTP per RFC 4733
Voice Compression
(Independent dynamic
vocoder selection per
channel)
G.711 PCM at 64 kbps µ-law/A-law; G.722; AMR; AMR-WB; EVRC;
EVRC-B (4GV); 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.729.1; GSM-EFR; GSM Full
Rate; iLBC; Microsoft GSM; Microsoft RTA (Narrow Band and
Wideband); Speex (Narrowband and Wideband);T.38 Ver. 3.
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)
Echo Cancellation G.165 and G.168 2000 with 32, 64 or 128 msec tail length.
Answer Detector Answer detection
Answer Machine
Detector Detects whether voice or an answering machine is answering the call.
Note: When implementing Answer Machine Detector, channel capacity
may be reduced.
DTMF & Tone Signaling

DTMF detection and generation per TIA 464B

MF-R1, MFC-R2, detection and generation

Call progress Tone detection and generation
In-band/Out-of-band
Signaling Packet side, DTMF and tone detection and generation
Gain Control Configurable
Session Border
Controller (VoIP
Security)

SIP Header conversion: IP to IP Routing translations of SIP, UDP,
TCP, TLS

Translation of RTP, SRTP; Support SIP trunk with multi-ITSP
(Registrations to ITSPs is invoked independently); Topology hiding;
Call Admission Control; Call Black/White list

Intrusion detection/prevention (NIDS); Anti SPIT & SPAM
mechanisms
Fax Modem
Relay/ByPass

T.38 (IP) Versions 0 & 3 fax relay for both T.30 and V.34 fax
transports

Fax bypass (switch to G.711)

Modem Bypass (including V.90)
Stand Alone Survivability (SAS) Application
SAS SAS ensures call continuity between LAN SIP clients upon connectivity
failure with IP Centrex services (e.g., WAN IP PBX).