CallMax is a proprietary Linux-based softswitch for VoIP companies providing services for end users

Download overview (pdf)
CallMax advantages:
- Softswitch allows to provide services for unlimited number of subscribers;
- CallMax Softswitch has flexible user-tree, that makes it convenient in operation;
- Multilevel role-based functionality allows to differentiate access rights for different types of users;
- Convenient provisioning tools make CallMax Softswitch easy in operation
Due to the cluster architecture CallMax class 5 VoIP Softswitch can support an unlimited number of concurrent calls. The system is scalable on-demand and its capability depends only on hardware configuration.
Speedflow Communications provides all the customers with regular updates, which are free of charge. NOC technical support is available 24/7.
Services available for CallMax users:
- Calling card platform;
- Residential / Hosted IP PBX;
- Multilevel IVR-menu;
- Call back;
- SIP-trunking;
- Call Shop;
- DID-numbers support.
CallMax Softswitch supports next types of authorization:
- by IP and prefix
- by A-number
- by PIN code
- SIP-authorization by Login and Password
Role-based functionality

CallMax Softswitch meets all the requirements of VoIP retail companies.