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GSM Gateway

Shenzhen Jiongxin Netphone Technology Co., Ltd.

GSM Gateway

Delivery Time : within 5 working days(depends on your quantity)

Place of Origin : china

Brand Name : OEM

Sample Price : Depending on the price changes of raw material

Category : Other Telephone Accessories

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GSM Gateway bridges the GSM and the IP networks by enabling voice communications. It is ideal for VoIP to Local termination where a fixed telephone line (PSTN) is not available or for cellphone roaming via the a VoIP network. Significant savings on long distance charges can be realized.
Key Features
1. Open Standard VoIP Protocols (ITU H. 323 V4 and IETF SIP V2)
2. Single or Multiple Server Registrations
3. Two 10/100 Ethernet circuits connect to the LAN and an additional device
4. GSM module for making GSM calls
5. Speech quality ensured by QoS at the Ethernet and IP layers and comprehensive jitter buffer
6. VLAN and QoS support
7. NAT Transversal and Router functions
8. Voice prompts, HTTP Web, Auto Provision support for configuration and updates
9. Highly stable embedded Linux operating system in high performance ARM 9 Processor
Basic Features
1. LEDs for Power, Ready, Status, WAN, PC, GSM
2. Call forward from GSM to VoIP and VoIP to GSM
3. Dial in mode or dial out mode only
4. Dial Plan
5. Password protection for both GSM dial in or dial out
6. Retransmit GSM Caller ID to VoIP terminal
Enhanced Features
1. Dynamic selection of codec
2. Advanced jitter buffer
3. Automatic traversal of NAT and firewall
4. VLAN / Qos
5. Router
6. Echo cancellation for Speakerphone
7. Comfort noise generation (CNG)
8. Voice activity detection (VAD)
9. Auto provisioning (requires auto provisioning server)
10. On line firmware upgrade
11. Multi-language support: English and Chinese
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