OpenVox GW2120 V2

El Gateway VS-GW2120 V2 is the leading open source asterisk-based VoIP Gateway solution for SMBs and SOHOs. With friendly GUI and unique modular design, users may easily setup their customized Gateway. Also secundary development can be completed through AMI (Asterisk Management Interface).

Furthermore, it supports SMS messages sending and receiving and group sending and SMS to email. This model use standard SIP protocol and is compatible with leading IMS/NGN platform, IP PBX and SIP servers, support most of the VoIP operating platforms such as Asterisk, FreeSwitch, Broadsoft, etc. 

Key features

• Up to 11 plug-in GSM / WCDMA / LTE gateway modules
• It supports up to 44 channels GSM / WCDMA / LTE
• 1 SIM card per GSM / WCDMA / LTE
• 2 x 10/100M LAN interfaces
• Up to 44 standard SMA-K interfaces
• Linux
• Codecs: G.711A, G.711U, G.729, G.723.1, G.722, G.726, GSM
• Real Open API Protocol(basado en Asterisk)
• Simple and convenient configuration via Web GUI
• More info: https://www.openvox.cn/products/voipgateways/gsm-voip-gateway/418-vs-gw2120-v2-wireless-gateway

Gateway GSM SWG-M202G  (2 channels)

This gateway model provides 2 GSM / WCDMA / LTE channels. This device gives you HD voice quality with multiple codecs, including G.711U, G.711A, GSM, G.722, G.726, G.729 and flexible SMS service with multiple SMS APIs.

It is also 100% compatible with Asterisk, 3CX, FreePBX, FreeSwitch and other VoIP platforms, helping its users to reduce costs.

Key features

• 2 GSM channels
• Support  SIP / IAX2 Protocol
• Codecs: G.711U, G.711A, GSM, G.722, G.726, G.729
• Intuitive and easy to configure web interface
• SIP V2.0 RFC3261 
• DTMF Mode: RFC2833/Inband/SIP Info
• Network: IPv4, UDP / TCP, ARP, DHCP, NTP, DNS, HTTP / HTTPS, SSH, PPTP VPN, Ping & Traceroute, Firewall
• 1 x 10/100M LAN
• 1 x 10/100M WAN