Patton SmartNode 4120 Manuel d'utilisateur télécharger pdf (Page 39)

DSP 39

SmartNode 4120 User Manual B • Specifications

DSP

One 2/4 channel DSP

Voice connectivity

Single/dual ISDN BRI So (TE), 4-wire RJ45 port labeled BRI

Point-to-point, point-to-multipoint configurable

Data connectivity

10/100Base-TX Ethernet WAN port

Full duplex, autosensing, auto-MDX

Voice processing (signaling dependent)

2/4 full-duplex channels of Voice CODECS:

• G.711 A-Law/ -Law (64 kbps)

• G.726 (ADPCM 40, 32, 24, 16 kbps)

• G.723.1 (6.3 kbps)

• G.729ab (8 kbps)

• Transparent ISDN data

G.168 echo cancellation

DTMF detection and generation

Carrier tone detection and generation

Silence suppression and comfort noise

Configurable dejitter buffer

Configurable tones (dial, ringing, busy)

Configurable transmit packet length

RTP/RTCP (RFC 1889)

Fax and modem support

Automatic fax and modem detection

Codec fallback for modem-bypass

T.38 Fax-Relay (Gr. 3 Fax, 9.6 k, 14.4 k)

G.711 Fax-Bypass

Voice signalling

SIPv2

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Patton SmartNode 4120 Manuel d'utilisateur Page 39