Portech GSM/UMTS - VoIP Gateway 4x SIM / 1x LAN MV-374-4G

MV-374 is a 4 channels VoIP GSM/UMTS/LTE Gateway for call termination (VoIP to GSM/UMTS/LTE ) and origination ( GSM/UMTS/LTE to VoIP). It is SIP based and compatible with Asterisk,Trixbox,3CX,SIP Proxy Server,VoipBuster. It can enable to make 4 calls simultaneously from IP phones to GSM/UMTS/LTE networks and GSM/UMTS/LTE networks to IP phone. 

Connect with PORTech GSM Gateway via internet 
SIM cards no longer need to be installed in GSM Gateway anymore; 
You can deploy your GSM Gateway in different locations.  
Centralize and supervise all SIMs in one place. 

Major Function

1. VoIP(SIP),UMTS/LTE conversion.(MV-370) for all world 
   50 sets of LAN --> MOBILE routes setting,50 sets of MOBILE --> LAN routes setting.
2. -Support one stage diaing
   -Support assigned mode and free mode-two stage dialing
3. Voice response for setting and status(dial in from mobile).
4. For call termination (VoIP to GSM/UMTS/LTE) and origination (GSM/UMTS/LTE to VoIP).
5. Standard SIP(RFC2543,RFC3261) protocol,Communicates with other gateway or PC
6. Receive SMS and Send SMS
7. Allows your program Send/receive SMS with AT Command
8. Call Back feature
9. All functions can be set on web.  
10. Provide CDR

Specification

• Protocols:SIP (RFC2543,RFC3261)
• TCP/IP:IP/TCP/UDP/RTP/RTCP/CMP/ARP/RARP/SNTP/DHCP/DNS Client,IEEE802.1P/Q,ToS/DiffServ,NAT Traversal,STUN,uPnP,IP Assignment,Static IP,DHCP,PPPoE
• Codec:G.711 u-Law,G.711 a-Law,G.729A,G.729A/B
  Voice Quality,VAD,CNG,AEC,LEC,Packet loss
• 4G LTE version (Global)
  LTE FDD: B1/B2/B3/B4/B5/B7/B8/B12/B13/B18/B19/B20/B25/B26/B28
  LTE TDD: B38/B39/B40/B41
  WCDMA: B1/B2/B4/B5/B6/B8/B19
  GSM: B2/B3/B5/B8

Application