... directly interconnect a SIP-Supporting VoIP network with GSM/CDMA/WCDMA network. Functions l Support 8 Channels ( ... card according to its balance, balance alarml Centralized network managementl Caller ID detection and generationl Master and ... , HTTP, FTP, TFTPConfiguration and Management- Web-based GUI- Console, telnet command line- Centralized network managementFirmware UpdateLocal file, FTP, TFTP ...