The trend is companies are switching their legacy telephony environments to IP-based telephony solutions to unify voice, fax and data communications onto a single IP network . Connectis can provides Fax over IP software integration with Voice over IP communication technologies including Cisco Unified Communications Manager (formerly known as Call Manager) for call processing, and Cisco Unity Connection for voicemail and unified messaging. Other supported environments include Avaya, Mitel and many others. FoIP connectivity is supported with OpenText RightFax and FaxCore enabling these fax servers to virtualize and integrate with VoIP systems supporting multiple protocols (MGCP/SIP/H.323).