GSM Gateway/voip gsm gateway

c)        One Ethernet cable (2M)

b)        One DC5V/2A power adaptor

a)        One MSQ-901 Gateway main unit

?         Support Multi_devices Cooperate Mode

?         Multiple Language Support

?         Caller ID

?         Firmware On-line upgrade

?         DHCP Server

?         DHCP Client

?         NAT Broadband Router Functions

?         PPPoE Dial-up

?         Built-in HTTP Web Server

?         LINUX OS

?         One GSM Connection

?         LEDs for Ethernet port status

?         Two 10/100 BaseT Ethernet ports with full compliant with IEEE 802.3

?         DSP for voice codec and voice processing

?         ARM9E Processor

?         Out-band DTMF Relay: RFC 2833 and SIP Info

?         User account authentication using MD5

?         Domain Name System (DNS)

?         Dynamic Host Configuration Protocol (DHCP)

?         Hyper Text Transfer Protocol (HTTP)

?         TFTP Client

?         Internet Control Message Protocol (ICMP)

?         PPP Authentication Protocol (PAP)

?         PPP over Ethernet (PPPoE)

?         Web-base Management

?         Simple Traversal of UDP over NAT (STUN)

?         SIP V2.0 Standard

?         Proprietary Firewall-Pass-Through Technology

?         RFC1889 Real Time Data Transmission

?         ITU-T G.711 Alaw/ULaw, G.729A, G.729AB, and G.723.1 Voice Codec

?         H.235 StandardMD5,HMAC-SHA1

?         H.245 V7 Standard

?         H.2250 V4 Standard

?         ITU-T H.323 V4 Standard

?         TCP/IP V4 (IP V6 auto adapt)

A VoIP GSM Gateway enables direct routing between IP and GSM network without the use of a FXO port or the PSTN network. With this device, the usage of VoIP is greatly enhanced with significant savings on long distance and roaming charges.

A VoIP GSM Gateway enables direct routing between IP and GSM network without the use of a FXO port or the PSTN network...