Coral Telecom’s Zephyr GSM30 is a GSM gateway solution designed for medium and large companies with a high proportion of calls to and from GSM networks. It is designed for reliable, cost-effective routing between GSM and the fixed line network
Connecting to a company's PABX via an ISDN primary rate (PRI) port, the Zephyr GSM30 can be thought of as a type of mobile phone that takes multiple SIM cards (just like the ones used in your mobile
Zephyr GSM30 gateway provides multiple GSM lines (between 4 and 30) for larger companies. Traditionally companies have had to use one Wireless Landline (also known as a Fixed Cellular Terminal) per line to achieve this. This means that rather than having 12 Wireless Landline boxes, for example, the SIM cards are strung together in a rack mounted unit. In this way, the Zephyr GSM30 gateway replaces the cumbersome fixed wireless terminals and provides accurate ‘answer’ supervision and ‘line disconnect’ supervision.
The user has the possibility to utilize up to 30 GSM channels (in multiples of 4 GSM Channels) and 2 E1/PRI ports. There are two main advantages of 2 E1/PRIs over just 1 E1/PRI: