PORTech Communications Inc. - GSM Gateways, GSM Fixed Wireless
Terminals, E1/T1 GSM Channel Banks, VoIP GSM Gateways and Skype
Gateways

VOIP GSM GATEWAY


For call termination (VoIP to GSM ) and origination (GSM to VoIP). It
is SIP based and compatible with Asterisk and SIP Proxy Server:


Up to two channels
50 sets routes setting
Enable 1-stage dialing, 2-stage dialing
All functions can be set on web


GSM GATEWAY,GSM FIXED WIRELESS TERMINALS - 1,4,8 PORTS


MT-350/MT-354/MT-358 1/4/8 ports GSM Fixed Wireless Terminals
(FXS,FXO,GSM) -Cost saving effect- Make call from fixed lines (PBX or
PSTN) to GSM networks and From GSM network to fixed lines), and
enables up to 1/4/8 simultaneous calls to/from GSM networks.


FXS,FXO,GSM interface
Dial plan (GSM Prefix No.Setting - 50 sets)
Auto-select economic route ( LCR )
Only 1 (MT-350/MT-354) or 2(MT-358) antennas
Polarity reversing function
Follow me-Call-transfer feature (GSM TO PSTN,PSTN TO GSM):


PSTN to GSM - an incoming call of PSTN will be transferred to specify
GSM no. GSM to PSTN
GSM in PSTN out, give you a prompt "du" and you can enter any
destination number and an incoming call of GSM will be transferred to
specify PSTN no

E1/T1 PRI GSM GATEWAY

DMT accepts incoming calls from E1/T1 PRI of PSTN or PBX and chooses
one GSM channel to dial out according to the prefix of the destination
mobile number. In this way, we can have least cost routing. DMT can
provide Call Detail Record (CDR) for traffic and accounting
management.

ISDN PRI interface: one port
GSM interface: 31 ports
Optional external SCE-900: expands SIM card upto 32 pieces per GSM
channel
Optional external SCBox: expands SIM card upto four pieces per GSM
channel
Applicable for telecom service providers
VoIP application: gateway's E1/T1 port connects DMT's E1/T1 port
Calling time: user can assign the calling time for each sheet of the
SIM card.When the time runs out, system will block this GSM port, or
switch to next unused SIM card (in the case that SCE/SCBox is
installed)
PRI to GSM, GSM to PRI (two-way)
Option: SMS Function(Short message Service)
Option: DMT-2 : E1*1 in,GSM*31 and E1*1 out




Feel free to contact me:
jovi@portech.com.tw