SMS Gateways that support sending SMS via AT commands, Web SMS or Email to SMS

CellRoute AC

Analogue GSM Gateway

CellRoute GPRS

Analogue GSM Gateway with SMS and GPRS data via the serial port

OneStream G

SIP and Analogue GSM gateway with SIP Proxy 6xFXS and 6xFXO ports

MobiLink IP

SIP to GSM Gateway with SMS to Email

VoiceBlue Enterprise

GSM SIP and SMS Email Gateway