1,GOIP_8 / gsm goip gateway for international calls 2 NAT transvesal 3,VLAN and QoS 4.SIP/H.323 5.support IMEI change
8 gsm voip gateway/gsm goip gateway 8(GOIP_8) free international calls
Specification:1. 4 GSM channels,up to 8 sim card2. Quad band ,IMEI changeable3. Support of SMB32 SIM Bank4. VoIP SIP,H323,Remote Access5. Optional SMS termination6. Easy to install and administrate7. Auto Balance and Recharge
Series Model: GoIP-1,GoIP-4,GoIP-8,GoIP-16
Key Features
--Multiple GoIP8 grouping mode --Provide eight cellular channels for IP-PBX --Open Standard VoIP Protocols (ITU H.323 V4 and IETF SIP V2) --Single or Multiple Server Registrations --Two 10/100 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 ProcessorBasic 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 terminalEnhanced 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 Hardware Specifications--Processor: ARM9E 133MHz --DSP: VPDSP101 196MHz --Memory: RAM 16MB/ Flash 4MB --GSM Module: Type: 850MHz, 900MHz, 1800MHz, 1900MHz --Power: Input AC100V ~ 240V, output DC12V/2A +-10% --Power consumption: 32W maximum --Network card: 100/10Base-T x2--LED: Operation and lines light--GSM Passway:eight--Operating temperature: 10°C to 40°C (32°F to 104°F) --Storage temperature: 0°C to 50°C (32°F to 122°F) --Working Humidity: 40% ~ 90% Not congealed --Weight: 1203 g (1 lb) (Including AC/DC Adapter) --Warranty: one yearSupported 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, Telephony Tones and Telephony Signals --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 Message Waiting Indicator --RFC 3489 Simple Traversal of User Datagram Protocol (UDP) Through Network Address --Translators (NATs) --RFC 3891 SIP Replaces Header --RFC 3892 SIP Referred-By Mechanism --draft-ietf-sipping-cc-transfer-04 Session Initiation Protocol Call Control - Transfer --Codec: G.711 (A/µ law), G.729A/B, G.723.1 --DTMF: RFC 2833, In-band DTMF, SIP INFO
Example: peer to peer:it is a new function that you can use our voip without platform,what is more,it is free roaming for international call.you just pay the local call
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If you have any doubt or want to know further
information,please feel free to contact me.
8 gsm voip gateway/gsm goip gateway 8(GOIP_8) free international calls
