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2N TELEKOMUNIKACE a.s., www.2n.cz
®
The gateway works as a dial–through router (using both the TE and NT ports in the
DialThru
mode) for calls to a mobile network, and a monitoring system, which, with the
appropriate licence, sends SMS to the provider (in the case of line unavailability, e.g.).
The
GSM gateway contains just one ISDN BRI port and thus cannot
2N BRI Lite
®
work in the DialThru mode. It can be connected to a PBX on a trunk line or extension
and route calls to the GSM/UMTS networks only – see the figure below.