Rhino Equipment Corp. is pleased to announce the release of the EchoClear^TM plug-in PCI and PCI Express digital echo cancellation daughter card, which can be simply plugged-in to upgrade our Rhino line of digital telephony cards. The Rhino digital telephony product line consists of three T1/E1/J1/ISDN/PRI PCI digital cards, the R1T1, R2T1 and R4T1, that all interface with Asterisk-based PBX systems. Each card can now be upgraded with the Rhino EchoClear^TM echo cancellation system with the addition of the Rhino Echo Cancellation (REC1) card.

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If you currently have a Rhino digital PCI card and are purchasing, or have the NEW Rhino Echo Cancellation Add-On Module, these are the steps that you must take to install the card to work properly with TrixBox 2.2, 2.2.3, and 2.2.4:

1 Install the EC module onto your R1T1, R2T1 and R4T1 Digital PCI card.
(If you have purchased the NEW R1T1 with on-board EC then please skip steps 6,7, and

2 Turn on machine

3 Uninstall any current rhino drivers

• yum remove -y rhino*

4 Contact Rhino Support for the appropriate Driver Package

The driver package with include the following:

• H/W update for R1T1 R2T1 and R4T1 Digital Cards
• All other standard drivers will be installed (R1T1 and RCBFX)

5 Unpack rhino-2.2.1.tbz2

• wget ftp://ftp.rhinoequipment.com/Drivers/rhino-current.tbz2
• tar -xjvf rhino-current.tbz2

6 Run the r1T1 or RXT1 H/W upgrade

Look for whatever file is applicable to the card you are installing

• r1T1_to_37
• rxt1_to_36

7 Turn off Server completely

• init 0

8 Turn Server back on and login

9 Extract the zaptel sources (DO NOT COMPILE ZAPTEL)

Use the wget command and download the following zaptel file:

http://ftp.digium.com/pub/telephony/zaptel/releases/zaptel-1.2.1.17.1.tar.gz (trixbox 2.2 only)

Or whatever version of zaptel you are running, you can tell by typing:

modinfo zaptel

10 Run the Rhino install

• ./usr/src/rhino-2.2.1-current/make install

11 Now Test out your new Echo Canceler!

FOR IMMEDIATE RELEASE – June 21, 2007

Rhino Equipment Corp.

8240 S. Kyrene Road

Suite 107

Tempe, AZ 85284

www.rhinoequipment.com

Abstract

Rhino Equipment Corp announces the newly designed R8FXX-EC card, an eight channel analog plug-in PCI digital telephony card for the Asterisk open source PBX system, with eight independent RJ11 plug-in female jacks and standard integrated on-board carrier-grade high performance network echo cancellation.

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Rhino is proud to announce the addition of on-board Echo Cancellation capability on all of our analog PCI telephony products. (more…)