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| VoIP IP PBX |
The Quadro “All In One Box” solution, designed and manufactured by Epygi Technologies, Ltd., begins a new era in telecommunications.
Quadro brings it all together — the value of free city-to-city long distance phone calls, the fl exibil-ity and ease of your preferred VoIP carrier, if you want a familiar local phone provider for emergen-cy services and continuity, the ability to mix and match phone equipment with both IP phones and analog phones on the same network, and fi nally, the robust features of an intelligent, programma-ble PBX on your own premise. You are in control. It’s your own Global Phone Network in a Box™.
Expand your home teleworker capabilities. Use your mobile phone to make overseas calls using only your local rate minutes. Or, make it part of your offi ce phone system, and everyone can make free long distance or international calls. And that’s just the start. |
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It’s Easy
Connect a Quadro to your broadband DSL, cable, or ISDN network interface. The Quadro automati-cally confi gures itself. In minutes, you are mak-ing Voice over IP calls for free. Connect IP phones, ordinary analog phones, or assign PBX trunks so that your entire offi ce or household can use the Quadro. The voice quality through the Quadro’s digital signal processor (DSP) is almost always better than your current long distance calls.
When there isn’t a Quadro device on the other end, you can still call free of charge to any IP phone or computer. By using an Internet telephone VoIP gateway service provider (ITSP), you talk long-distance to anyone on the public phone network for pennies per minute.
It’s Flexible
FXO or ISDN lines go to your local phone company so you can make calls from home or on the road. When you call from outside the offi ce, Quadro’s Caller ID recognizes your mobile phone number and immediately authenticates your access to the Quadro.
Since the Quadro also contains call forwarding and call routing instructions, people who are out of the offi ce can still be reached automatically. New York, Los Angeles, London, Tokyo or Buenos Aires, the world becomes your virtual office. Communications has never been so inexpensive, fl exible or convenient.
It’s Secure
The Quadro has a lifeline safety feature in the event of a power failure. If your power goes out, one phone immediately connects to the public phone network for emergency services.
The Quadro has many PBX (Private Branch Ex-change) features such as voicemail, 3-way confer-encing, call waiting, and call statistics to name a few. The Quadro is also packed with network features including a fi rewall and a Virtual Private Network (VPN) for secure communications.
It’s Inexpensive
Realize a quick payback on your initial invest-ment. Then enjoy recurring cost savings every time you use your Quadro. No obsolescence. No upgrades. No maintenance fees. No license fees. |
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Interfaces
A good place to start is always with the back panel. The Quadro IP PBXs offer connections for up to four phone lines (FXO), up to 16 phone ex-tensions (FXS) and up to 16 LAN IP phones. Up to 32 additional IP phones may be connected, using a feature key. The ISDN variants (2xi, 4xi, 4xia, 4xis, 16xi, 16xia and 16xis) deliver up to three ISDN ports. An Ethernet 10/100BASE-T port connects all Quadro IP PBXs to your local area network. A 10BASE-T Ethernet port or an xDSL port allows ac-cess to your wide area network (WAN).
The Quadro prioritizes voice over data to enhance voice quality using a Codec that best meets your needs- G.711, G.723, G.726, G.729 and iLBC.
How Does the Quadro Do It?
The Quadro is a very sophisticated and compre-hensive system. If you wish, use the Quadro as your company’s primary data router. Manage all your company’s voice and data needs on one box.
The core of the Quadro is the Call Manager on a CPU running Linux software. The Call Manager maintains state and interfaces with the FXS and FXO ports (to set up and terminate voice calls). It also performs PBX functions. The Call Manager sends voice streams through the digital signal processor for voice compression.
Then, voice streams are passed from the DSP to the CPU where IP headers are added for routing via the Internet. Other IP applications include DHCP and PPP, Network Address Translation (NAT), RADIUS billing support, Network Time Protocol (NTP) for clock synchronization, a WEB server (HTTP) for confi guration and monitoring, a Simple Mail Transfer Protocol (SMTP) client, a fi rewall, Intrusion Detection System (IDS), Do-main Name Service (DNS), Virtual Private Net-work (VPN) and a Session Initiation Protocol (SIP) agent for retrieval of call routing information from public and private SIP servers.
Yet, all of this complexity is easy to maintain and direct with the streamlined GUI interface. You control your own voice mail, call forwarding, call blocking, priority (least cost) routing, messages and interactive voice prompts and voice mail. No longer does a small phone system suffer from a lack of robust features and sophisticated perfor-mance. Quadro also offers basic support for H.323 signaling.
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Quadro Ip PBX Comparison Chart |
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Quadro2x Models |
Quadro4x Models |
Quadro16x Models |
| Connectivity |
| FXS |
2 ports |
4 ports |
16 ports |
| IP Phones (SIP/MGCP) |
2 |
4 + 12 |
16 + 32 |
| FXO |
1 port |
4x, 4xa, 4xs: 2 ports |
16x, 16xa, 16xs: 4 ports |
| ISDN |
2xi: 1 port |
4xi, 4xia, 4xis: 1 port |
16xi, 16xia, 16xis: 3 ports |
| WAN : Ethernet RJ45 |
1 port |
4x, 4xi: 1 port |
16x, 16xi: 1 port |
| WAN : ADSL |
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4xa, 4xia: 1 port |
16xa, 16xia |
| WAN : G.SHDSL |
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4xs, 4xis: 1 port |
16xs, 16xis: 1 port |
| LAN : Ethernet RJ45 |
1 port |
1 port |
1 port |
| Total Number of PBX extensions |
24 |
70 |
70 |
| Call signaling |
SIP, Loop Start |
SIP, Loop Start |
SIP, Loop Start |
| USB support |
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Memory cards |
Memory cards |
| Voice coding |
G.711, G.723, G.726, G.729, iLBC |
G.711, G.723, G.726, G.729, iLBC |
G.711, G.723, G.726, G.729, iLBC |
| External connectivity: (Radius client for billing) |
yes |
yes |
yes |
| PBX Features |
| Lifeline POTs on extension 1 |
yes |
4x, 4xa, 4xs |
16x, 16xa, 16xs |
| Call block, forward, hold, ID, park, relay, ransfer, wait |
yes |
yes |
yes |
| Voice mail |
yes |
yes |
yes |
| Conferencing |
yes |
yes |
yes |
| Unified messaging |
yes |
yes |
yes |
| Automatic ring down |
yes |
yes |
yes |
| Auto attendant |
yes |
yes |
yes |
| Distinctive ring, hold music, speed dialing |
yes |
yes |
yes |
| Call statistics |
yes |
yes |
yes |
| Busy auto redial |
yes |
yes |
yes |
| T.38 fax, fax relay and clear channel fax |
yes |
yes |
yes |
| Directory assistance |
yes |
yes |
yes |
| Hunt group |
no |
yes |
yes |
| Internet |
| Browser configuration |
yes |
yes |
yes |
| Remote diagnostics ad software upgrade |
yes |
yes |
yes |
| Remote system log anlysis and download |
yes |
yes |
yes |
| STUN/NAT traversal |
yes |
yes |
yes |
| VPN IPSec, PPTP, L2TP, 3DES |
yes |
yes |
yes |
| DIFFSERVQoS |
yes |
yes |
yes |
| Intrusion detection |
yes |
yes |
yes |
| Policy and service filtering |
yes |
yes |
yes |
| Statful inspection firewall |
yes |
yes |
yes |
| LAN DHCP server/WAN DHCP client |
yes |
yes |
yes |
| DYNDNS support |
yes |
yes |
yes |
| DNS server |
yes |
yes |
yes |
| SNTP |
yes |
yes |
yes |
| PPPoA |
no |
4xa, 4xs, 4xia, 4xis: 1 port |
16xa, 16xs, 16xia, 16xis: 1 port |
| PPPoE |
yes |
yes |
yes |
| PAP/(MS)CHAP |
yes |
yes |
yes |
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For more details, kindly call our friendly Sales Personnel at : (65) 6227 7515
© 2001-2006 David Stephenson Communications Pte Ltd
315 Outram Road, #01-03 Tan Boon Liat Building, Singapore 169074
Tel: (65) 62277515 Fax: (65) 62277512
webmaster@dst.com.sg |
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