Technical specification, Protocol and standard, Audio feature – Welltech WG5260 V.6.2 User Manual

Page 5: Echnical, Pecification, Udio, Eature

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Welltech Computer Co., Ltd.

WellGate 5260 User Guide – V6.2.0

- 5 -

Technical Specification

Interface

- Two 10/100MB Ethernet Ports (Host & VoIP stream)
- Up to 4 T1/E1 (120 Ohm-RJ48C connectors)

75 Ohm needs external 3rd party BNC/RJ-48C adapter cables

Protocol and Standard

- ITUT H.323 v5
- SIP RFC 2543/3261 compliance

Audio Feature

- Codec -- G.711 A/μ-Law, G.723.1 (5.3K/6.3K), G.729A, GSM
- Support G.168 echo cancellation (128ms)
- Configurable audio payload size & adaptive jitter buffer
- Support silent suppression for G.729A, G.723, G.729
- VAD (Voice Activity Detection)
- CNG (Comfort Noise Generation)

DTMF Transmission

- Transparent
- H.245 signal/alphanumeric
- H.323 Q.931
- RFC 2833
- SIP INFO

FAX Support

- Automatic voice/fax detection
- T.38 fax relay based on H.323 Annex D
- SIP T.38 fax relay
- Up to G3 fax
- ECM support
- Redundant T.38 packet (0-2)
- CISCO compatible

Built-in IVR & call-flow controller

- Web-based GUI Drag and Drop interface
- Full control of call behavior (one-stage or two-stage dialing)
- IVR functions
- Support time duration play back (Chinese & English)
- Power call information branch
- Collected information validation
- Active disconnect & reconnect without hang up
- Selected disconnect cause code & behavior

Management Feature

- OS and program upgradeable
- Console port: RS-232 port
- TELNET
- Full Web management interface & real time monitor
- Front panel LCD
- SNMP v2 (H.341) and SNTP v4 support
- User account management
- Time zone and day light saving support

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