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.

3rd party PBX Model	Interoperable Quintum Gateway	Interoperability Protocol
MX ONE Telephony System/MD110	Tenor AS/AF/AX/BX/DX, CMS P104 load or higher	Q.SIG, PRI, CAS, SIP, H.323, analog
Business Phone family (BPC, BP50, BP128i, BP250)	Tenor AS/AF/AX/BX/DX, CMS P104 load or higher	Q.SIG, PRI, CAS, SIP, H.323, DTMF analog

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Disclaimer

1. Quintum has determined that the above list of third party IP PBXs and PBXs, based on actual testing and/or 3rd party information provided, include standard interfaces and, therefore, will/should be interoperable with Quintum analog and digital gateway products ("Quintum Gateways"). This is not an exhaustive list of products that are or may be interoperable with Quintum Gateways. Most third party PBXs/IP PBXs/softswitches that run standard signaling/media transmissions schemes should achieve interoperability with Quintum Gateways.
2. Please note that interoperability tests are based on specific criteria and standard industry accepted protocols. Unique or customized behavior or protocols may affect interoperability. Further, Quintum does not recommend or endorse, nor is any statement or material intended to be construed as a recommendation or endorsement of any third party product whatsoever.
3. Please contact a Quintum Sales Representative, in the United States at (877) 773-2547 or, for international calls: +1 (732) 460-9000 for further information regarding standard interoperability criteria for Quintum Gateways, factors that may affect interoperability as well further information on Quintum Products.