Ejointech 4G LTE 32 Port GSM Gateway VoIP 256 Mutiple-Sim Gateway Configuration for Telecommunication [ACOM532L-256]

ACOM532L-256 4G VoIP Gateway VoIP Gateway is a multi-functional and high performance product, which convert GSM network to VoIP.It supports mutiple concurrent lines.It is widely used in call center, enterprise communication,sim active, sms verify code, sms marketing, automated appointment reminder service,sim recharge and corporate sms,veryfication sms,wallet payment system etc.ACOM532L-256 series is multiple sim cards per channel (8 sim per channel) device which uses Internet Protocols to transmit and receive voice communications and sms service. Specifications Model ACOM532L-256 Description 32 Ports 256 Sim Slots 4G LTE Voip Gateway Frequency Bands Global Network Compatible SIP Specification SIP/2.0 RFC3261Session Timer RFC4028STUN Network Protocols DHCP/PPPoE/VPN(PPTP/Open VPN)NTP Telnet/HTTP/FTP/TFTPEncryption:Ejoin,VOS2000,RC4,XOP.Base64 Telephone Hot-line call ,Dial plan, Speed dial, Phone book,CDR, LCR, White/Black list Telephony Signaling DTMF tone de