SmartLink 4020 Getting Started Guide | B • Specifications |
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Voice Connectivity
Connectivity
2 10/100 Full Duplex/Autosensing Ethernet
Voice Processing (signalling dependent)
SIP
MGCP
•Packet Cable NCS 1.0
•IETF MGCP 1.0 Voice codes
•G.711
•G.726 (ADPCM 40, 32, 24, 16 kbps)
•G.723.1 (5.3 or 6.3 kbps)
•G.729ab (8 kbps)
G.168 echo cancellation
4 parallel voice connections DTMF detection and generation Carrier tone detection and generation Silence suppression and comfort noise Configurable dejitter buffer DTFM
Fax and Modem Support
G.711 transparent FAX
T.38 Fax relay (9.6 k, 14.4 k)
Voice Connectivity | 89 |