Fax and modem support
53
SmartNode 4400 Getting Started Guide
B • Specifications
•
G.729ab (8 kbps)
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Transparent pass through
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G.168 echo cancellation
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8 parallel voice connections
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DTMF detection and generation
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Carrier tone detection and generation
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Silence suppression and comfort noise
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Configurable dejitter buffer
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Configurable tones (dial, ringing, busy)
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Configurable transmit packet length
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RTP/RTCP (RFC 1889)
Fax and modem support
G.711 transparent FAX
Fax over IP (FoIP)
T.38 Fax relay (9.6 k, 14.4 k)
Voice signaling
H.323v4:
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RAS, H.225, H.245
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Fast-connect, early H.245
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Gatekeeper autodiscovery
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Alias registration
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Overlap sending
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Empty capability set (call transfer, hold)
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H.323v1 call transfer, hold
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H.323 GW and GK compatible
•
H.323 Annex M3
SIP:
•
SIPv2 (RFC3261, RFC3263)
•
SIP call transfer, redirect, DTMF relay
Содержание SmartNode 4400
Страница 7: ...7 SmartNode 4400 Series Getting Started Guide Table of Contents Introduction 71...
Страница 63: ...63 Appendix D Factory Configuration Chapter contents Introduction 63...
Страница 68: ...68 Appendix F Installation checklist Chapter contents Introduction 68...
Страница 70: ...70 Appendix G Accessories Chapter contents Introduction 70...