Review
				 
 
    
   
 2 Ports VoIP GSM Gateway MV-372 is a 2 channel VoIP GSM Gateway for call termination (VoIP to GSM/CDMA/UMTS ) and origination (GSM/CDMA/UMTS to VoIP). It is SIP based and compatible with Asterisk,Trixbox,3CX,SIP Proxy Server,VoipBuster... It can enable to make 2 calls simultaneously from IP phones to GSM/CDMA/UMTS networks and GSM/CDMA/UMTS networks to IP phone. 
  
  
 
    
   
  Option SBK-32 :32 SIMs Remote SIM Bank and SIM Server 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),GSM conversion.(MV-372)
 
2. VoIP(SIP),CDMA conversion.(MV-372C) - CDMA 2000(800/1900MHz)
 
 
    
   
 
3. VoIP(SIP),UMTS conversion.(MV-372U) for all world and Japan (SoftBank Mobile,Docomo) 
 
    MV-372U: mobile to lan 2 stage dialing-free mode. 
 
    When calling party call MV-372U sim card,the calling party will hear dial tone and enter any destination 
    
       number. 
 
    **How to differentiate mobile to lan-2 stage dialing is available?** 
 
    UMTS Mobile call UMTS Mobile: when the called party answer, the calling party press any DTMF. 
 
    If the called party hear DTMF Voice, this feature is available;contrariwise**
 
 
    
   
 
4. 50 sets of LAN --> MOBILE routes setting,50 sets of MOBILE --> LAN routes setting. 
 
   -Support one stage diaing 
 
   *When lan phone and MV-372 both register SIP proxy Server or Asterisk or VoipBuster, you can dial any 
    
       destination number    from lan phone directly. 
 
   *Please note,SIP proxy Server,Asterisk need to have the route of destination number. VoipBuster need to 
    
        have credit. 
 
   -Support free mode-two stage dialing and assigned mode-one stage dialing
 
 
    
   
 
5.  Voice response for setting and status(dial in from mobile).
 
6.  For call termination (VoIP to GSM/CDMA/UMTS ) and origination ( GSM/CDMA/UMTS to VoIP).
 
7.  Standard SIP(RFC2543,RFC3261) protocol,Communicates with other gateway or PC
 
8.  Receive SMS and Send SMS (CDMA version,sms feature is unavailable)
 
9.  Allows your program Send/receive SMS with all AT Command
 
10. Call Back feature
 
 	
 
11. All functions can be set on web. 
 
12. Provide CDR
 
13. 24 months warranty 
    
   
    
   
 			 
								
                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
 
 		 	
 
Frequecny: 
    
   
    
   
 
Quad Band:850/900/1800/1900MHZ
 
3G/UMTS: for all world and Japan (SoftBank Mobile,Docomo)
 
3G/UMTS Version: 3G:EDGE/GPRS 850, 900, 1800, 1900 MHz / HSDPA/UMTS 850, 1900,2100 MHz
 
CDMA 2000(800MHZ/1900MHZ) 
 
 
 
**Please note** 
 
1. Most CDMA -2000 operators don't offer Answer signal.    
 
    So VoIP to Mobile, MV-372 will connect soon. 
 
    CDMA -2000 operators will start billing soon. It doesn't wait mobile side answer
 
2. CDMA Version doesn't support SMS Feature and 180/183 unavailable 
 
3. CDMA version doesn't have Remote SIM feature
 
4. CDMA version doesn't support DTMF