Description

GoIP GSM Gateway - One GSM Chunnel VoIP Gateway ; - Built-in Two Protocols Both SIP And H.**3; - Built_in Two *0/**0M Base/T Support NAT; - Supported Gateway Mode; - Supported PSTN Called ID Transmit; - Supported SMS Call Out; - Built-in RELAY Encrtyption Module;***** GoIP GSM Gateway is the GSM network and the VoIP network connecting seamlessly new Productss. Mobile phone SIM cards will be installed in GoIP, users of GSM phones can be registered to VoIP Softswitch system. GoIP users can be achieved through the GSM network on the car alight. GoIP built-in SIP and H.**3, configuration flexibility. SIP can be thoroughly used when electricity came display numbers. GoIP is PBX vendors, system integrators and provider of choice for both GSM Productss Key Features Open Standard VoIP Protocols (ITU H.**3 V4 and IETF SIP V2) Single or Multiple Server Registrations Two *0/**0 Ethernet circuits connect to the LAN and an additional device 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 ARM 9 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) Auto provisioning (requires auto provisioning server) On line firmware upgrade Multi-language support: English and Chinese Supported Standards