1. Mobilink ISDN Digital Fixed Cellular Terminal

2. TOPEX MOBILINK ISDN 2G Terminal for voice that can connect one PBX with ISDN-BRI ports or an ISDN telephone to GSM networks. Using the automatic routing of the digital PBX, any call with a mobile network destination will be routed through MobiLink ISDN.

3. TOPEX MOBILINK ISDN Applications: ●Fixed line substitution for voice ●PBX connection for Least Cost Routing

4. Call without MobiLink ISDN Interface GSM 1 PBX trunk Analogue phone Analogue phone ISDN PBX PSTN GSM 2 Call to GSM Call to PSTN 0.20 cents Interconnection Tariff – 0.15 cents traditional, a mobile call is routed through the PBX to the PSTN network and then to the mobile network charges: - PSTN call - Interconnection tariff

5. GSM call using MobiLink ISDN PSTN PBX trunk Least Cost Routing Call to GSM GSM 1GSM 2 Group Call – 0 cents MobiLink ISDN BRI ISDN trunk by installing an interface, calls towards mobile networks bypass the PSTN network calls to mobiles become calls into the company’s group of mobiles charges: - one tariff negotiated with the mobile operator using a SIM card with 1000 included minutes, the monthly savings can reach 200 EUR BRI IN & OUT

6. Benefits Using the automatic routing of the digital PBX, any call with a mobile network destination will be routed through MobiLink ISDN. Fixed calls to own mobile fleet become group calls Using external antenna offers excellent voice signal quality Small investment, fast savings Easy and simple install Friendly to use, easy maintenance Convergent messaging: SMS and email

7. Where to use it Companies with ISDN PBX’s for Least Cost Routing Companies with large number of mobile calls Companies with large mobile sales force SMS automation Fixed network back-up via mobile networks

8. sales@topex.ro www.topex.ro Thank you!