Telrex, an Enghouse Interactive brand, provides IP call recording and call center optimization software to companies of all s ... izes. CallRex supports IP telephony systems, VoIP softswitches and unified communications solutions from Mitel, Cisco, Avaya, Microsoft Corp., 3Com/HP, ShoreTel, BroadSoft, Digium | Asterisk, Fonality, TalkSwitch, Switchvox and more. Telrex offers its award-winning CallRex suite of software through value added resellers worldwide. Learn more at http://www.telrex.com. read more