Corporate customers are used to the advantages of VPN and Centrex services for their voice communication. Mainly based on PSTN networks, customers are used to benefiting from lower rates and from managing their own numbering plans and call routing.

The success of mobile and VoIP communication within the corporate market opens up new possibilities to provide converged VPN services for call sessions (PSTN, mobile, VoIP), and messages (SMS).

At eServGlobal, we use our experience in real-time call, SMS and SIP session control to integrate with your existing systems, and to deliver these rich VPN services over fixed, mobile and NGN/IMS networks.

eServGlobal NumberMax VPN gives you the solution to strengthen your corporate market position and to increase your average revenue per user.