Edmonton, Alberta, and Plano, Texas (October 11, 2012) – ThinkTel, a Canadian leader in SIP-based business telecommunications, and Epygi, a worldwide provider of award-winning IP PBXs, gateways and conference servers supporting small and medium-sized businesses’ telephony needs, announced that ThinkTel’s network services are now certified with Epygi’s entire line of IP PBXs.