ICTFax Service Provider Edition is an open-source multi-tenant and white label Fax server software solution for businesses and Internet Voip/Foip service providers and it will enable ITSP's to offer both Outbound/Inbound Online Fax Services to their customers like Efax or myfax. ICTFAX is an Email to Fax, Fax to Email and Web to Fax gateway application, supports Extensions / ATA, REST API's and T.38, G.711 pass through and PSTN faxing. ICTFAX is based on open source Freeswitch, ICTCore and Angular Framework.