Extend your IP PBX around the Corner or around the World
Quadro gateways were specifically designed as an efficient way to expand capacity on your Quadro IP PBX network. You can employ them as a modular approach to adding additional outside public telephone (PSTN) lines and ISDN lines.
Since they were designed to extend a Quadro, they had to be "smart" and affordable to small businesses. The result is a gateway that works in conjunction with Quadro IP PBXs or stands alone to offer more functionality than higher priced competitors' models.

The intelligent built-in call routing, blocking and forwarding are only the beginning. Quadro gateways generate call statistics, support multiple fax protocols and even include auto attendant and voicemail capabilities.
Epygi's gateways come in three flavors, connecting to the Internet via Ethernet, ISDN and optical fiber. The Quadro sits between your PBX and the appropriate line out of the building. Employees use the same phones they same way they always have. With Epygi's digital signal processor (DSP), sound quality will actually improve. And many long distance calls will be significantly less expensive or even free.
Call worldwide through a VoIP service provider to any phone: dirt cheap. Call another Quadro in your wide area network: free. Got branch offices in Brussels, Dubai, Boston and Sydney? Collaborate without worry. Call toll free anytime.
Quadro gateways can also direct VoIP calls to specific users with the assistance of built-in routing tables. Dial a single number and reach traveling employees automatically. Transfer calls between countries the way you would between desks.
Your Rome office's Quadro allows you to make calls in Rome as if you were local. Yet you're dialing from a Miami street corner. A strategically placed Quadro gateway can enable local dialing into any city. The box and a high-speed Internet connection are all you need to establish a "virtual" branch office.
The analog Quadro FXO and Quadro ISDN gateways can each be used as low cost, mini points of presence. In this configuration, you remove the IP PBX altogether by assigning VoIP network direct international dialing (DID) numbers from an Internet service provider directly to the Quadro's lines. Remember, the Quadro gateway offers many IP PBX features including auto attendant and voicemail on some models.
Like their counterpart Quadro IP PBXs, Quadro gateways are packed with network security features including a stateful inspection firewall (one that examines every connection traversing all interfaces to establish their validity), VPNs (virtual private networks) and data encryption. Your call is safe and private.
Perhaps your company has a relatively new traditional PBX system. You know VoIP is the future of business communication for all kinds of reasons. You want the cost savings and extended features of IP telephony.
But maybe, even though it's rapidly becoming outdated, you're still amortizing your old telecom investment. You haven't finished paying for the old stuff or it's part of a lease. You bought a service contract. And your staff is comfortable with their phones, voicemail and associated systems.
There is a cost-effective, reliable way to progressively evolve into the converged Internet world and still protect a legacy investment. And it's likely to be less expensive than the stopgap offered by your PBX manufacturer.
Epygi's Quadro gateways act as VoIP network translators and mediators. They translate calls placed through the public switched telephone network (PSTN) - the "regular" telephone system - into digital data packets that are compatible with VoIP.
The Quadro E1/T1 Gateway has a port for an E1/T1 phone trunk that allows up to 24 (T1) or 30 (E1) simultaneous calls. You can connect it to a PBX or directly to the local public telephone network. The appliance includes a regular telephone (FXS) port to facilitate testing and setup. You have the option of standard Epygi case or rack mountable housing.
Download:
Quadro E1/T1 Brochure
Quadro E1/T1 Technical Data Sheet
Quadro E1/T1 Rack Mountable Technical Data Sheet
Each Quadro ISDN Gateway adds four outside ISDN (Basic Rate Interface - BRI) lines. You can add multiple ISDN Gateways to your Quadro IP PBX network to furnish lines for fax machines, telephone-based credit card authorization, security alarm systems, direct dial extensions emergency compliance and other uses as your organization grows. The ISDN Gateway connects to the LAN interface of the Quadro IP PBX via Ethernet.
The IP PBX automatically recognizes the new ISDN ports and presents them to call management as available ISDN lines. These lines can be collocated with the IP PBX or located remotely as an “extension cord” to another office in another city or country.
Download:
Quadro ISDN Technical Data Sheet
If you're curious, FXO is an acronym for Foreign eXchange Office, a confusing term for the jack on your phone (or fax, etc.) that receives the line coming from the wall jack (the FXS, or Foreign eXchange Subscriber interface) that provides telephone service.
The terms "FXO" and "FXS" have their origins in an old telephone service called Foreign eXchange (FX). The original purpose of an FX circuit was to allow an analog phone at a remote location to be connected to a PBX somewhere else.
With an IP PBX, you connect the FXS port to the FXO port of the gateway, which then translates the analog phone line into a VOIP call.
All Quadro Gateways connect to your organization's LAN and WAN via Ethernet.
The Quadro FXO Gateway offers a modular approach to adding public phone network (PSTN) lines to your Quadro IP PBX network. Each Quadro FXO is a stand-alone gateway device (using SIP, the fastest growing protocol) with connections for six regular telephone lines. You can add multiple Quadro FXO gateways to increase inbound lines, fax lines, emergency lines and individual direct dial numbers.
Download:
Quadro FXO Technical Data Sheet
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