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TradeBoss.com - 32 channels gsm voip gateway, Product by HwaTel (Shenzhen) Technology Co., Ltd.
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Product Details

32 channels gsm voip gateway

HwaTel (Shenzhen) Technology Co., Ltd.
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Product Description:
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32 Channels Gsm VoIP Gateway

GSM module for making GSM calls
Speech quality ensured by Qos at the Ethernet and IP layers and comprehensive jitter buffer
VLAN and Qos support
NAT Transversal and Router functions
Voice prompts, HTTP Web, Auto Provision support for configuration and updates
Highly stable embedded Linux operating system in high performance ARM9 Processor

Basic Features
LEDS for Power, Ready, Status, WAN, PC, GSM
Call forward from GSM to VoIP and VoIP to GSM
Dial in mode or dial out mode only
Dial Plan
Password protection for both gsm dial in or dial out
Retransmit GSM caller ID to VoIP terminal

Enhanced Features
Dynamic selection of codec
Advanced jitter buffer
Automatic traversal of NAT and firewall
VLAN/QoS
Router
Echo cancellation for Speakerphone
Comfort noise generation (CNG)
Voice activity detection (VAD)

Supported Standards
ITU: H.323 V4,H.225,H.235,H.245,H.450
RFC 1889 - RTP/RTCP
RFC 2327 - SDP
RFC 2833 - RTP Payload for DTMF Digits
RFC 2976 - SIP INFO Method
RFC 3261 - SIP
RFC 3264 - Offer/Answer model with SDP
RFC 3515 - SIP REFER Method
RFC 3842 - A Message Summary and Messaga Waiting Indicator
RFC 3489 - Simple Traversal of User Datagram Protocol (UDP)
DTMF - RFC 2833,In-band DTMF, SIP INFO
Other Details:

Offered by: HwaTel (Shenzhen) Technology Co., Ltd. (View Showroom, Create your own Showroom)
Place of Origin: China (More Products from China)
Stock Location: China
Quantity: Not Specified
Packaging: Not Specified
Price: Not Specified
Product Seller Classification: Telecommunications - Wireless Communications
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