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We manufacture a diverse line of data communications products and provide quality services such as project design, installation, and of course, maintenance. From the Technical Support page, you can link to hypertext manuals covering many of our products. Below are links to our product datasheets grouped by category. Most data sheets are available in both .PDF and .HTML format. You can download the latest Adobe ® PDF reader here.

Most product manuals are also available for download directly from the individual data sheets or from this location.

Hot Products
EtherPath Single Port Serial Server      SCADA Products         LAN/WAN Bridge

IP-6600 Four Port Router      Security and Encryption Products

Categories Frame Relay T1, E1, OC3, DS3, E3
img Multiplexers Remote Access Voice & Data Multiplexers
DSUs LAN Products Converters & Other Products
Modems SCADA Products


Frame Relay Broadcast Polling FRAD The asynchronous FRAD allows async multipoint polling over frame relay networks without knowledge of the underlying protocols. Supports automatic backup sites and dial-around for redundant backup.Asynchronous frame relay using SCADA FRADS is a robust WAN technology that is economical and reliable.

Asynchronous FRAD 1 to 32 ports on an asynchronous FRAD, Frame Relay Composite speeds to 128Kbps. Use for point-to-point or point-to-multipoint frame relay circuits and RS-232 FRAD user interfaces.

Other Products

Data Comm for Business Inc.
2949 County Road 1000 E
Dewey, Il 61840
Voice: 217-897-6600
Toll Free: 800-4-DCB-NET
Toll Free: 800-432-2638
Email: Contact Page
Fax: 217-897-8023
All DCB web pages copyright ©1995- Data Comm for Business, All rights reserved.
EtherPath®, EtherSeries®, EtherPoll®, EtherBridge® and EtherModem® are Registered Trademarks of Data Comm for Business, Inc.