CallRex Supports Inter-Tel 3000 & 5000 Network Communications … – Earthtimes

CallRex Supports Inter-Tel 3000 & 5000 Network Communications …
Earthtimes, UK - 1 hour ago
CallRex supports IP telephony systems, VoIP softswitches and unified communications solutions from Mitel, Inter-Tel, Cisco, Avaya, Nortel, Microsoft OCS, …