CallMax is a proprietary Linux-based Class 5 Softswitch for VoIP companies providing services for end users

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Class 5 switch advantages:
- The Softswitch allows to provide services for unlimited number of subscribers;
- CallMax, a VoIP 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 the VoIP Softswitch Class 5 supports 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 of its VoIP softswitch software 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
CallMax Softswitch meets all the requirements of retail VoIP companies.
Role-based functionality realized in VoIP Softswitch software makes it convenient in operation.
