ISDN PRI & GSM & VoIP Gateway Solutions

In Voice / Telephone communications: PSTN / ISDN services supplied by Terrestrial Telecom Operator and GSM services supplied by Mobile Telecom Operators have started to be used together.

ISDN PRI: ISDN (Integrated Service Digital Network) PRI (Primary Rate Interface) is also called as ISDN PA, is a digital technology supplying 30 voice phone channels.

ISDN PRI becomes applicable by the means of TDMoIP technology via Metro Ethernet access over fiber optic cables. TDMoIP hardwares are to be used in order to do so. TDMoIP hardwares / equipments have 1/2/4/8 ISDN PRI ports.

ISDN PRI can be obtained with ISDN PRI HDSL modems via copper cable as well.

GSM Gateway: GSM mobile lines and PSTN /ISDN fixed lines can be integrated by the means of GSM Gateway. Institutions / companies not only reduce their Voice / Telephony costs, also manage and analise their Voice / Telephony calls as well with the GSM Gateway adoptation.

VoIP Gateway: It is possible to make Voice / Telephony calls via WAN or Internet by the means of VoIP (Voice over Internet Protocol) Gateway hardwares with SIP / H.323 protocols.