Digium TCE400 User Manual

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TC400 Series
TCE400 / TC400B
User Manual
601-00007
Rev. B3

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Summary of Contents for Digium TCE400

  • Page 1 TC400 Series TCE400 / TC400B User Manual 601-00007 Rev. B3...
  • Page 2 Digium, Inc. Digium, Inc. has made every effort to ensure that the instructions contained in this document are adequate and error free. The manufacturer will, if necessary, explain issues which may not be covered by this documentation.
  • Page 3 Compliance Information Compliance information for this product is available at http://www.digium.com/ccs-compliance. Digium, Inc. Page 3...
  • Page 4 Provides examples for configuring options. Questions and Explains resolutions to common problems and Answers frequently asked questions pertaining to card installation and usage. Specifications Details card specifications. Glossary and Defines terms related to this product. Acronyms Digium, Inc. Page 4...
  • Page 5 (ESD) wrist strap while handling the device. The Electrical Hazard Symbol indicates a possibility of electrical shock when operating this unit in certain situations. To reduce the risk of damage or injury, follow all steps or procedures as instructed. Digium, Inc. Page 5...
  • Page 6: Important Safety Instructions

    To reduce the risk of damaging the unit or your equipment, do not attempt to open the enclosure or gain access to areas where you are not instructed to do so. Refer servicing to qualified service personnel. Save these instructions for future reference. Digium, Inc. Page 6...
  • Page 7: Table Of Contents

    Questions and Answers ........31 Digium, Inc.
  • Page 8 Glossary and Acronyms ........35 Digium, Inc.
  • Page 9 TC400B Card ......18 Figure : TCE400 Card ......19 Figure : Motherboard Slots .
  • Page 10 List of Tables Table A-1: Maximum Power Consumption ....34 Digium, Inc. Page 10...
  • Page 11: Overview

    Overview The TC400 Series cards are a bundle of the half-length, low-profile TC400P (PCI) or TCE400 (PCI-E) base card and the TC400M voice processing module. The TC400 Series cards are designed to handle, in dedicated DSP resources, the complex codec translations for highly compressed audio as would otherwise be processed by Asterisk in software.
  • Page 12: Figure : 1 Sample Telco Application

    Chapter 1: Overview they require the registration process associated with Digium's software- based G.729a codec licensing. Features: 120 channels of bi-directional G.729a (8 Kbit) transcoding 92 channels of bi-directional G.723.1 (5.3 Kbit and 6.3 Kbit) transcoding Figure 1: Sample Telco Application Digium, Inc.
  • Page 13: Figure : 2 Sample Network Application

    Chapter 1: Overview Figure 2: Sample Network Application Digium, Inc. Page 13...
  • Page 14: What Is Asterisk

    It can also be built out as the heart of a media gateway, bridging the legacy PSTN to the expanding world of IP telephony. Asterisk’s modular architecture allows it to convert between a wide range of communications protocols and media codecs. Digium, Inc. Page 14...
  • Page 15: Asterisk In The Call Center

    Asterisk have helped reduce costs and enabled flexibility. Asterisk Everywhere Asterisk has become the basis for thousands of communications solutions. If you need to communicate, Asterisk is your answer. For more information on Asterisk visit http://www.asterisk.org http:// www.digium.com. Digium, Inc. Page 15...
  • Page 16: Card Installation

     Software Installation on page 23  Note: The TC400 Series card installation instructions are written so that they will apply to any card in the series. Examples and card specific information are included as needed. Digium, Inc. Page 16...
  • Page 17: Unpacking The Card

    If damage is suspected, file a claim with the carrier and contact your reseller from which the card was purchased, or Digium Technical Support (+1.256.428.6161). Keep the original shipping container to use for future shipment or proof of damage during shipment.
  • Page 18: Figure : 3 Tc400B Card

    Chapter 2: Card Installation TC400M voice processing module Keyed for 3.3 or 5 volt PCI Figure 3: TC400B Card Digium, Inc. Page 18...
  • Page 19: Figure : 4 Tce400 Card

    Chapter 2: Card Installation Figure 4: TCE400 Card Digium, Inc. Page 19...
  • Page 20: Slot Compatibility

    Slot Number: 0: AGP Pro Slot 1: 64-bit 5.0 volt PCI Slot 2: 64-bit 3.3 volt PCI Slot 3: 32-bit 5.0 volt PCI Slot 4: PCI Express Slot Slots Figure 5: Motherboard Slots Digium, Inc. Page 20...
  • Page 21 Slots 1, 2, or 3 (PCI slots) but will not fit into Slot 0 (AGP slot). The TCE400 card is a PCI Express card. Slot 4, illustrated above, is a 1 lane (X1) PCI Express compliant slot. The TCE400 will work in any PCI Express compliant slot, including lane lengths X1, X4, X8, and X16.
  • Page 22: Hardware Installation

    Attach a static strap to your wrist and open the case. Remove the bracket place holder and insert the card into the PCI or PCI Express slot. See Figure 6. Figure 6: Insert the Card Replace the cover to your computer. Digium, Inc. Page 22...
  • Page 23: Software Installation

    For the latest information on setting up and configuring DAHDI drivers for your Digium hardware product, please refer to the latest release of this manual which is available from the product-specific documentation section at: http://www.digium.com To install your TC400 Series card, you will need: Linux 2.6 kernel headers...
  • Page 24 It is recommended that you use the most recent version of the Asterisk and DAHDI software for the best results. If you have previously installed either of these, Digium recommends that you upgrade to the latest “­ current” version of each.
  • Page 25: Installing Dahdi

    Installing DAHDI Download the latest DAHDI drivers with tools. DAHDI is available for download from: http://downloads.digium.com/pub/telephony/dahdi-linux-complete # wget http://downloads.digium.com/pub/telephony/ dahdi-linux-complete/dahdi-linux-complete-current. tar.gz Expand the downloaded file, compile its contents, and install the drivers and tools. Substitute the version of DAHDI for the X.X.X in the command lines below.
  • Page 26 (G.729a / G.723.1) Transcoder support LOADED (firm ver = 6.12) wctc4xxp: tc400b0: Installed a Wildcard TC: Wildcard TC400P+TC400M dahdi_transcode: Registered codec translator 'DTE Encoder' with 92 transcoders (srcs=0000000c, dsts=00000101) dahdi_transcode: Registered codec translator 'DTE Decoder' with 92 transcoders (srcs=00000101, dsts=0000000c) Digium, Inc. Page 26...
  • Page 27: Installing Asterisk

    1.6.0.1 (or later). Substitute the version of Asterisk for the X.X in the command below. Asterisk is available for download from: http://downloads.digium.com/pub/telephony/asterisk # wget http://downloads.digium.com/pub/telephony/ asterisk/asterisk-X.X-current.tar.gz Expand the downloaded file, compile its contents, and install the application. Substitute the version of Asterisk for the X.X and X.X.X in the command lines below.
  • Page 28 If your installation has failed, it may be because you are missing one or more of the build dependencies, the kernel headers, or the development tools. Please contact your reseller where the card was purchased, or call Digium Technical Support (+1.256.428.6161) for assistance. Note: Complete instructions for installing Asterisk are available at www.asterisk.org.
  • Page 29: Configuration

    /etc/modprobe.d/dahdi.conf, depending on the Linux distribution, by adding a line similar to the following: options wctc4xxp mode=g729 Then execute “/etc/init.d/dahdi reload” for this change to take effect. Note: Asterisk must not be running in order for this to be successful. Digium, Inc. Page 29...
  • Page 30 Verify that the TC400 Series is registered with Asterisk by issuing the following command on the Asterisk CLI. *CLI> transcoder show This should display the number of encoders and decoders registered by the TC400 Series card. Digium, Inc. Page 30...
  • Page 31: Questions And Answers

    (e.g. ulimit -n [limit] ulimit -n 32768 Q: Does my card take 1000 interrupts per second like my other Digium cards? A: A TC400 Series card only takes interrupts when it is in an active transcoding state, and will not pull interrupts when it is idling. This is different behavior than Digium analog and digital interface cards exhibit.
  • Page 32 The dahdi_dummy kernel module can be loaded by executing modprobe dahdi_dummy Where can I ask even more questions? There are several places to inquire for more information about Digium products: Digium Technical Support (+1.256.428.6161) is available 7am-8pm Central Time, Monday - Friday.
  • Page 33: Specifications

    33MHz minimum bus speed, compliant with PCI 2.2 or greater. Compliant with PCI-E X1 1.0 or greater. PCI-E Bus (TCE400) - Environment. Temperature: 0 to 50° C (32 to 122° F) operation -20 to 65° C (4 to 149° F) storage...
  • Page 34 512 MB RAM Available PCI or PCI-E Slot (as described previously) Linux 2.6 kernel Table A-1: Maximum Power Consumption Model Power TC400B 3.3V 0 Watts 4 Watts 0 Watts TCE400 3.3V 0 Watts 4 Watts 5 Watts Digium, Inc. Page 34...
  • Page 35: Glossary And Acronyms

    The dissipation of a transmitted signal’s power as it travels over a wire. bandwidth The capacity to carry traffic. Higher bandwidth indicates the ability to transfer more data in a given time period. Digium, Inc. Page 35...
  • Page 36 Category of Performance for wiring and cabling. Cat 5 cabling support applications up to 100 MHz. Cat5E Category of Performance for wiring and cabling. Category 5 Enhanced wiring supports signal rates up to 100 MHz but adheres to stricter quality specifications. Digium, Inc. Page 36...
  • Page 37 Digium Asterisk Hardware Device Interface A telephony project dedicated to implementing a reasonable and affordable computer telephony platform into the world marketplace. Also, the collective name for the Digium-provided drivers for Digium telephony interface products. Digital Signal, Level 0 A voice grade channel of 64 Kbps. The worldwide standard speed for digitizing voice conversation using PCM (Pulse Code Modulation).
  • Page 38 The European equivalent of North American T3, transmits data at 34.368 Mbps, up to 512 voice channels (DS0s). Equivalent to 16 E1 lines. Electromagnetic Interference Unwanted electrical noise present on a power line full duplex Data transmission in two directions simultaneously. Digium, Inc. Page 38...
  • Page 39 A recommendation by the Telecommunication Standardization Sector (ITU-T) for an algorithm designed to transmit and receive audio over telephone lines at 8 Kbps. H.323 A recommendation by the Telecommunication Standardization Sector (ITU-T) for multimedia communications over packet-based networks. Digium, Inc. Page 39...
  • Page 40 A robust, feature-packed open source operating system based on Unix that remains freely available on the internet. It boasts dependability and offers a wide range of compatibility with hardware and software. Asterisk is supported exclusively on Linux. Digium, Inc. Page 40...
  • Page 41 The physical connection point between a network and a telephone network. A POP is usually a network node serving as the equivalent of a CO to a network service provider or an interexchange carrier. Digium, Inc. Page 41...
  • Page 42 PBX or the local telephone CO. Session Initiation Protocol An IETF standard for setting up sessions between one or more clients. It is currently the leading signaling protocol for Voice over IP, gradually replacing H.323. Digium, Inc. Page 42...
  • Page 43 Two copper wires commonly used for telephony and data communications. The wires are wrapped loosely around each other to minimize radio frequency interference or interference from other pairs in the same bundle. Digium, Inc. Page 43...
  • Page 44 Also known as mu law, is the PCM quasi-logarithmic curve. It is the 64 Kbps standard North America voice amplitude sample used for encoding/decoding. volts VoIP Voice over IP Technology used for transmitting voice traffic over a data network using the Internet Protocol. Digium, Inc. Page 44...

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Tc400b

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