Resellers module enhance ViV dialer by enabling resellers accounts structure. As shown on a picture below the resellers are divided on three levels with different rights. The system enables for selling VoIP services through network of service distributors/agent, which can provision their endures themselves though the web interface which is part of the module. The module architecture allows resellers to have own, unique Web Portal module, Online Shop and branded softphone. Thus, they become in fact virtual VoIP providers based on one, central ViV dialer, with possibility to manage the Web Portal (under their own domain name) and integrate with own online payment processors (e.g. paypal accounts). The billing system behind the resellers structure is based on separate rates sheets associated with each reseller account. The resellers can create own rates sheets for their users or subresellers