Tenor VoIP Gateways and VoIP MultiPath Switches have been designed to be compliant with all major international telephony interface standards and signaling protocols. This results in these products being compatible with the majority of Public Switched Telephone Network (PSTN) connections, and the Customer Premise Equipment (CPE) devices that connect to them. Quintum has a long history of successfully deploying Tenor products throughout the world.

3Com Aastra Aastra Intecom Aastra-DeTeWe Alcatel-Lucent Allworx Altigen Avaya Brekeke BroadSoft Cisco CosmoCom Deltapath

Dialexia Digium/Asterisk Ericsson Fujitsu Genesis Hitachi Inter-Tel Interactive Intelligence Matra Microsoft Mitel NEC

NEC Philips NEC Sphere Communications Inc. NetSapiens Nortel Oracle Panasonic Samsung ShoreTel Siemens Tadiran Toshiba Vertical