Digium Single Span Digital Telephony Card User Manual
Contents
1. The ESD symbol indicates electrostatic sensitive devices Observe precautions for handling devices Wear a properly grounded electrostatic discharge 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 gt b gt Digium Inc Page 5 Important Safety Instructions User Cautions gt gt eD Servicing Do not attempt to service this card unless specifically instructed to do so Do not attempt to remove the card from your equipment while power is present Refer servicing to qualified service personnel Water and Moisture Do not spill liquids on this unit Do not operate this equipment in a wet environment Heat Do not operate or store this product near heat sources such as radiators air ducts areas subject to direct intense sunlight or other products that produce heat Static Electricity 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 Service Personnel Cautions gt A Warning This card must be used with the PC lid screwed down Telecommunications network voltages exist inside the PC The PC must be shut d2. Figure 2 Sample IP Phone Application Digium Inc Page 14 Chapter 1 Overview Echo Cancellation Users connecting their TE130 Series cards to the PSTN or other devices are likely to be placing calls that will result at some point in an unbalanced 4 wire 2 wire hybrid The result of this hybrid 1s the reflection of a near end echo to the calling party Elimination of this echo 1s the responsibility of echo cancellation If not explicitly disabled in chan_dahdi conf the integrated hardware echo cancellation will automatically operate and cancel all network echo within its tail range 1024 taps Digium Inc Page 15 Chapter 1 Overview What is Asterisk Asterisk is the world s leading open source telephony engine and tool kit Offering flexibility unheard of in the world of proprietary communications Asterisk empowers developers and integrators to create advanced communication solutions for free Asterisk is released as open source under the GNU General Public License GPL and it 1s available for download free of charge Asterisk is the most popular open source telephony software available with the Asterisk Community being the top influencer in VoIP Asterisk as a Phone Switch PBX Asterisk can be configured as the core of an IP or hybrid PBX switching calls managing routes enabling features and connecting callers with the outside world over IP analog POTS and digital T1 E1 J1 BRI connections Asterisk
3. after the other mux multiplexer A device which transmits multiple signals over a single communications line or channel See multiplexing node A terminal in a computer network Digium Inc Page 62 Appendix C Glossary and Acronyms NT Network Termination A device connecting the customer s telephone or data equipment to the local ISDN exchange carrier s line NT devices are connected to TE devices PBX Private Branch Exchange A smaller version of a phone company s large central switching office Example Asterisk PCI peripheral component interconnect A standard bus used in most computers to connect peripheral devices POP Point of Presence 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 POTS Plain Old Telephone Service The public switched telephone network PSTN is the network of the world s public circuit switched telephone networks Originally a network of fixed line analog telephone systems the PSTN 1s now almost entirely digital and now includes mobile as well as fixed telephones PPP Point to Point Protocol Type of communications link that connects a single device to another single device such as a remote terminal to a host computer Digium Inc Page 63 Appendix C Glossary and Acronyms PRI Primary Rate ISDN PSTN Public Switched Telephone Networ
4. dedicated digital carrier facility which consists of 28 T1 lines and transmits data at 44 736 Mbps Equivalent to 672 voice channels DS0s TDM Time Division Multiplexer A device that supports simultaneous transmission of multiple data streams into a single high speed data stream TDM combines signals by interleaving bits one after the other TE Terminal Equipment A device that is established as a point of termination of a communications circuit or channel Terminal equipment comprises all customer premises equipment CPE TE devices are connected to NT devices Digium Inc Page 65 Appendix C Glossary and Acronyms telco A generic name which refers to the telephone companies throughout the world including RBOCs LECs and PTTs tip and ring The standard termination on the two conductors of a telephone circuit named after the physical appearance of the contact areas on the jack plug twisted pair 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 V Volts VoIP Voice over Internet Protocol Technology used for transmitting voice traffic over a data network using the Internet Protocol Digium Inc Page 66
5. make install Note There is no coorelation between the versioning of libpri and Asterisk The libpri 1 4 branch will function with the Asterisk 1 8 branch Digium Inc Page 32 Chapter 2 Card Installation 5 Download the latest DAHDI drivers with tools version 2 7 or later 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 6 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 tar zxvf dahdi linux complete current tar gz cd dahdi linux complete X X X X X X make make install make config Note Executing make config will install an init script and symlinks which will allow you to start and stop DAHDI as a service Digium Inc Page 33 Chapter 2 Card Installation Installing Asterisk If you wish to use Asterisk with your new hardware you can follow the instructions below 1 Download the latest release version of Asterisk 1 8 0 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 2 Expand the downloaded file compile its con
6. more data in a given time period Digium Inc Page 56 Appendix C Glossary and Acronyms bit The smallest element of information in a digital system A bit can be either a zero or a one bps bits per second A measurement of transmission speed across a data connection BRI Basic Rate ISDN broadband Broadband transmission shares the bandwidth of a particular medium copper or fiber optic to integrate multiple signals The channels take up different frequencies on the cable integrating voice data and video over one line channel A generic term for an individual data stream Service providers can use multiplexing techniques to transmit multiple channels over a common medium Cat5 Category of Performance for wiring and cabling Cat 5 cabling support applications up to 100 MHz Digium Inc Page 57 Appendix C Glossary and Acronyms 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 CLEC Competitive Local Exchange Carrier A term for telephone companies established after the Telecommunications Act of 1996 deregulated the LECs CLECs compete with ILECs to offer local service See also LEC and ILEC CO Central Office The CO houses local switching equipment All local access lines in a particular geographic area terminate at this facility which is usually owned and operated by an ILEC CPE C
7. runs on a wide variety of operating systems including Linux Mac OS X OpenBSD FreeBSD and Sun Solaris It provides all of the features you would expect from a PBX including many advanced features that are often associated with high end and high cost proprietary PBXs Asterisk s architecture is designed for maximum flexibility and supports Voice over IP in many protocols and can interoperate with almost all standards based telephony equipment using relatively inexpensive hardware Asterisk as a Gateway 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 Digium Inc Page 16 Chapter 1 Overview architecture allows it to convert between a wide range of communications protocols and media codecs Asterisk as a Feature Media Server Need an IVR Asterisk s got you covered How about a conference bridge Yep It s in there What about an automated attendant Asterisk does that too How about a replacement for your aging legacy voicemail system Can do Unified messaging No problem Need a telephony interface for your web site Okay Asterisk in the Call Center Asterisk has been adopted by call centers around the world based on its flex1bility Call center and contact center developers have built complete ACD systems based on Asterisk Asterisk has also added new life to existing call center solutions by adding remote IP agent capabilities
8. Shipment Inspection 0 0 a 21 Identifying Features a gic i idee batten ak rete 21 T1 E1 Selection suite a e Boek So AA 22 SIOFCOMDaUOINIY rin ae 25 Hardware Installation waa hab Pa a i 27 Software Installation o 29 Installing Asterisk ama KAKA dee beate eten 34 Chapter 3 COMMGUIANOR ona aa eee ae 36 Configuring Card Features 37 Digium Inc Page 8 Table Of Contents Configuring T1 E1 Lines 39 Testing Your Configuration 2 25 20n022c08 22400504 60240008004 46 Chapter 4 Troublesheotind 526 ceeded noceweeody eo EARN ecu nee ve HAYAG 47 Appendix A PINASSIONMENIS secesii ceded ered ct danse sent aa 53 Appendix B Specifications lt 2454225544 52 605005254551506650 AA 54 Appendix C Glossary and Acronyms 2 56 Digium Inc Page 9 Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Digium Inc List of Figures Sample Legacy Phone Application 13 Sample IP Phone Application 14 TEI 3 Cad aa e AA ON EM AG AA E 23 TE134 Card suerte aa na maba ep 24 Motherboard Slots 2 0 00 ee eee eee 25 Insert the Card siii KG Settee BAWAL 27 Page 10 List of Tables Table 1 Card Identifiers Table A 1 RJ45 Telco Port Connector 53 Table B 2 Maximum Power Consumption 55 Digium Inc Page 11 Chapter 1 Overview The Digium TE130 Series cards are a T1 E1 capable card series created for voice They support industry
9. advanced skills based routing predictive and bulk dialing and more Asterisk in the Network Internet Telephony Service Providers ITSPs Competitive Local Exchange Carriers CLECs and even first tier incumbents have discovered the power of open source communications with Asterisk Feature servers hosted services clusters voicemail systems and pre paid calling solutions all based on Asterisk have helped reduce costs and enabled flexibility Digium Inc Page 17 Chapter 1 Overview Asterisk Everywhere Asterisk has become the basis for thousands of communications solutions If you need to communicate Asterisk 1s your answer For more information on Asterisk visit http www asterisk org or http www digium com Digium Inc Page 18 Chapter 2 Card Installation This chapter provides the following information Unpacking the Card on page 20 Shipment Inspection on page 21 Identifying Features on page 21 T1 E1 Selection on page 22 Slot Compatibility on page 25 Hardware Installation on page 27 Software Installation on page 29 Installing Asterisk on page 34 Note The TE130 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 19 Chapter 2 Card Installation Unpacking the Card When you unpack your card carefully inspect it for any damage that may have occurred in shipment If damage is
10. ard Installation The TE134 card is a 32 bit 33MHz card keyed for universal 3 3 volt or 5 0 volt operation and works in any PCI 2 2 or greater compliant slot This means that in the motherboard shown in Figure 5 the TE134 card will fit into Slots 1 2 or 3 PCI slots but cannot fit into any of the other slots The TE133 card is keyed for a PCI Express 1 lane x1 slot and will work in any PCIe revision 1 0 compliant slot including lane lengths x4 x8 and x16 This means that in the motherboard shown in Figure 5 the TE133 card will fit into Slots 4 5 6 or 7 PCI Express but cannot fit into any of the other slots Digium Inc Page 26 Chapter 2 Card Installation Hardware Installation 1 Now that you are acquainted with the TE130 Series cards power down your computer and unplug it from its power source 2 Attacha static strap to your wrist and open the case 3 Remove the bracket place holder and insert the card into a PCI or PCI Express slot See Figure 6 for an example of card installation D Figure 6 Insert the Card 4 Replace the cover to your computer 5 Plug the T1 or EI equipment cable into the RJ45 port Note Use only shielded cables to ensure compliance with the international EMC standards Digium Inc Page 27 gt BS p Digium Inc Chapter 2 Card Installation Caution This unit must be connected to the Telecommunications Network in your country using an approved line cord e
11. d to list the devices detected by the PCI bus lspci n 2 Confirm that the output lists a device with Digium s PCI vendor ID which is d161 The PCI device ID shown immediately after d161 will be populated with one of the identifiers listed in the table below Table 1 Card Identifiers A Digium TE130 Series TE133 TE134 card identifier should be listed If a matching card identifier is not listed then your machine is not PCI 2 2 or higher or PCI Express compatible and the card will not work with your motherboard For further verification the screen output from Ispci should be similar to the following 3 00 0 Network controller Digium Inc Wildcard TE133 single span T1 E1 J1 card PCI Express rev 01 Digium Inc Page 31 Chapter 2 Card Installation Note The output from Ispci may or may not state Unknown device If it does this does not indicate a problem 3 Download the latest version of libpri 1 4 or later Substitute the version of libpri for the X X in the command line below libpri 1s available for download from http downloads digium com pub telephony libpri wget http downloads digium com pub telephony libpri libpri X X current tar gz 4 Expand the downloaded file compile its contents and install the libraries Substitute the version of libpri for the X X and X X X in the command lines below tar zxvf libpri X X current tar gz cd libpri X X X make
12. de the following in etc modprobe d dahdi conf options wctel3xp default linemode t1 T1 Mode Alternate Method modprobe wctel3xp default linemode t1 E1 Mode Recommended Method Include the following in etc modprobe d dahdi conf options wctel3xp default linemode el E1 Mode Alternate Method modprobe wctel3xp default linemode el Digium Inc Page 22 Chapter 2 Card Installation Status LED Port 1 PCI Express Connector Figure 3 TE133 Card Digium Inc Page 23 Chapter 2 Card Installation 6 43 94V 0 E189819 woot Status LED Port 1 PCI Connector Figure 4 TE134 Card Caution Only qualified service personnel should continue with hardware installation and ag KA of the TE130 Series card Non qualified personnel should not attempt to perform these functions themselves Digium Inc Page 24 Chapter 2 Card Installation Slot Compatibility Check your motherboard to verify that a compatible slot is available for a TE130 Series card To determine which slots you have on your motherboard identify them by comparing them to those shown in Figure 5 on page 25 Slot Number 0 64 bit 5 0 volt PCI Slot 64 bit 3 3 volt PCI Slot 32 bit 5 0 volt PCI Slot PCI Express I lane x1 Slot PCI Express 4 lane x4 Slot PCI Express 8 lane x8 Slot PCI Express 16 lane x16 Slot AGP Pro Slot Figure 5 Motherboard Slots Digium Inc Page 25 Chapter 2 C
13. digium TE130 Series TE133 TE134 e Se User Manual 601 00022 Rev A Digium Inc 445 Jan Davis Drive NW Huntsville AL 35806 a United States IU IT Main Number 1 256 428 6000 Tech Support 1 256 428 6161 U S Toll Free 1 877 344 4861 Sales 1 256 428 6262 www digium com www asterisk org www asterisknow org Digium Inc 2013 All rights reserved No part of this publication may be copied distributed transmitted transcribed stored in a retrieval system or translated into any human or computer language without the prior written permission of 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 The manufacturer s liability for any errors in the documents is limited to the correction of errors and the aforementioned advisory services This document has been prepared for use by professional and properly trained personnel and the customer assumes full responsibility when using it Adobe and Acrobat are registered trademarks and Acrobat Reader is a trademark of Adobe Systems Incorporated Asterisk Digium Switchvox and AsteriskNOW are registered trademarks and Asterisk Business Edition AsteriskGUI and Asterisk Appliance are trademarks of Digium Inc Any other trademarks mentioned in the document are the property of their res
14. e 1 2 3 A value greater than O will cause the span to attempt to recover a clock source from the line for the entire card to use as timing Since only one source of timing is valid per card this value defines a priority that determines which span recovers a clock in the case that multiple are defined is the highest priority span followed by 2 3 and so on Line Build Out For most setups the line build out 1s 0 0 db CSU 0 133 feet DSX 1 133 266 feet DSX 1 266 399 feet DSX 1 399 533 feet DSX 1 533 655 feet DSX 1 7 5db CSU 15db CSU 22 5db CSU NSA VI WN Framing TI utilizes framing set for D4 SF or ESF El utilizes CAS or CCS Digium Inc Page 40 Chapter 3 Configuration Coding TI coding can be AMI or B8ZS El coding can be AMI or HDB3 El can also have the extra flag CRC4 at the end for CRC4 checking Yellow The optional yellow flag can be added at the end for transmitting a yellow alarm when no channels are open The following is a typical setup for a telco in the US span gt 1 1 0 esf b8zs In Europe span gt 1 1 0 ccs hdb3 4 Specify the channel definitions The format is lt device gt lt channel list gt A list of valid devices are specified in the sample system conf file The following is a typical setup for a TI PRI in the US bchan 1 23 dchan 24 Digium Inc Page 41 Chapter 3 Configuration First Example Chann
15. e Unwanted electrical noise Digium Inc Page 59 Appendix C Glossary and Acronyms full duplex Data transmission in two directions simultaneously FXO Foreign Exchange Office Receives the ringing voltage from an FXS device Outside lines are connected to FXO ports FXS Foreign Exchange Station Initiates and sends ringing voltage Phones are connected to FXS ports G 711 A recommendation by the Telecommunication Standardization Sector ITU T for an algorithm designed to transmit and receive mulaw PCM voice and A law at a digital bit rate of 64 kbps G 723 1 A recommendation by the Telecommunication Standardization Sector ITU T for an algorithm designed to transmit and receive audio at 6 3 kbps or 5 3 kbps G 729a A recommendation by the Telecommunication Standardization Sector ITU T for an algorithm designed to transmit and receive audio at 8 kbps H 323 A recommendation by the Telecommunication Standardization Sector ITU T for multimedia communications over packet based networks Digium Inc Page 60 Appendix C Glossary and Acronyms HDLC High Level Data Link Control A bit oriented synchronous data link layer protocol developed by the International Organization for Standardization ISO IAX Inter Asterisk eXchange The native VoIP protocol used by Asterisk It is an IETF standard used to enable VoIP connections between Asterisk servers and between servers and clients that also use the IA X pro
16. el Bank The Channel Bank in this example has 24 FXS ports In this configuration the system conf is set for the card to provide timing to the channel bank and fxoks is set for 24 stations Set chan_dahdi conf to mirror the configuration with signalling fxo ks and define it for channels 1 24 etc dahdi system conf loadzone us defaultzone us span 1 0 0 esf b8zs fxoks 1 24 etc asterisk chan dahdi conf group 1 echocancel yes context channelbank signalling fxo ks channel 1 24 Digium Inc Page 42 Chapter 3 Configuration Second Example E amp M Line In the E amp M Line configuration the system conf is set for the card to take timing from the telco on E amp M with wink while chan_dahdi conf mirrors the configuration Feat Dis a type of E amp M with wink that accepts DID but there are many E amp M options E amp M_W E amp M Feat_B etc etc dahdi system conf loadzone us defaultzone us span 1 1 0 esf b8zs e amp m 1 24 etc asterisk chan dahdi conf group 1 echocancel yes context incoming signalling feat d channel 1 24 Digium Inc Page 43 Chapter 3 Configuration Third Example PRI By configuring the card for a TI PRI line in system conf you acquire 23 bearer B channels for voice on the first 23 channels and 1 delta D channel for signalling information on the 24th channel In the chan_dahdi conf file define pri_cpe as the signalling type to act as t
17. g for Australia use only line cords complying with AS CA S008 2010 Caution This unit must be connected only to the appropriate Telecommunications Network port as approved for use in your specific country Caution To reduce the risk of fire use only No 26 AWG or larger telecommunication line cord Attention Pour reduire les risques d incendie utilizer uniquement des conducteurs de t l communications 26 AWG au de section superleure Caution The end product that this card is installed into must provide a suitable fire enclosure in accordance with IEC 60950 1 2005 For North America the end product must additionally comply with UL CSA 60950 1 clause 6 4 note 5 In particular The boards must be separated from internal materials of flammability class V 2 or lower by at least 25mm of an air barrier or a barrier of flammability class V 1 or better The boards must be separated from openings in the top or sides of the enclosure by at least 25mm of an air barrier or a barrier of flammability class V 1 or better unless the dimensions of the openings do not exceed 5 mm in any direction or do not exceed I mm in width regardless of length These cards are intended only to be installed into Listed chassis providing the required protection Page 28 Chapter 2 Card Installation Software Installation Digium hardware requires drivers and libraries that are not integrated with the Linux kernel Digium hardware 1s o
18. he client side Define the switch type you are connecting to as national You will then have 23 voice channels for Asterisk PRI T1 etc dahdi system conf loadzone us defaultzone us span 1 1 0 esf b8zs bchan 1 23 dchan 24 etc asterisk chan dahdi conf group 1 echocancel yes signalling pri cpe switchtype national context incoming channel 1 23 Digium Inc Page 44 Chapter 3 Configuration PRI E1 etc dahdi system conf loadzone es defaultzone es span 1 1 0 ccs hdb bchan 1 15 17 31 dchan 16 etc asterisk chan dahdi conf group 1 echocancel yes signalling pri cpe switchtype euroisdn context incoming channel 1 15 17 31 Digium Inc Page 45 Chapter 3 Configuration Testing Your Configuration 1 Load DAHDI drivers into the kernel using the modprobe utility The appropriate driver for the TE130 Series cards is wcte13xp Users in all countries except Australia should use the following modprobe command modprobe wctel3xp dahdi cfg vv 2 Run dahdi_tool from the command line and see 1f the span turns green for each span you have connected dahdi tool 3 Execute the following Asterisk command to see if the span came up successfully asterisk asterisk vvvr Digium Inc Page 46 Chapter 4 Troubleshooting This chapter provides frequently asked questions as identified from Digium Technical Support and possible resolutions Multiple resource
19. here can I find answers to additional questions There are several places to inquire for more information about Asterisk Digium products 1 Digium Technical Support at 1 256 428 6161 or Toll Free in the U S 1 877 344 4861 1s available 7am 8pm Central Time GMT 6 Monday Friday 2 Asterisk users mailing list asterisk org lists digium com 3 IRC channel asterisk on irc freenode net Subscription Services Program Digium is dedicated to supporting your Asterisk system by offering full technical support through our Subscription Services Program Through this program you can be at ease knowing that your business will always have access to the Asterisk experts Pricing on Subscription Services may be obtained from your nearest reseller or you may call Digium Sales for referral to your nearest reseller at 1 256 428 6000 or e mail sales digium com Digium Inc Page 52 Appendix A Pin Assignments The communication port on the TE130 Series card bracket is an 8 pin RJ45 port The pin assignments are identified in Table A 1 Table A 1 RJ45 Telco Port Connector TR Pin 1 RO TI sat Digium Inc Page 53 Appendix B Specifications This appendix provides specifications required environmental conditions and maximum power consumption for the TE130 Series cards Physical All Cards Size 5 00 x 2 15 x 0 63 12 2 x 5 5 x 1 6 cm PCB size does not include the PCI bracket Weight 2 oz 57g I
20. k A communications network which uses telephones to establish connections between two points Also referred to as the dial network PTMP Point to Multipoint A connection where data is broadcast between more than two endpoints PTP Point to Point A connection restricted to two endpoints PTT Post Telegraph and Telephone The government agencies in many countries that traditionally operated and monopolized the public postal telegraph and telephone services QoS Quality of Service A set of quality requirements for telephone service RBOC Regional Bell Operating Companies The creation of Regional Bell Operating Companies were a result of AT amp T s telephone monopoly being broken up in 1983 REN Ringer Equivalence Number An arbitrary value which denotes the electrical load a telephone ringer has on a line Digium Inc Page 64 Appendix C Glossary and Acronyms RJ11 A six pin jack typically used for connecting telephones modems and fax machines in residential and business settings to PBX or the local telephone CO SIP 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 TI A dedicated digital carrier facility which transmits up to 24 voice channels DS0s and transmits data at 1 544 Mbps Commonly used to carry traffic to and from private business networks and ISPs T3 A
21. nd will need to call Digium Technical Support at 1 256 428 6161 How can I enable more features To view all of the options available to add to your dial plan type the following commands from within Asterisk CLI gt core show applications CLI gt core show functions Digium also offers services to help configure and add features you might need Contact Digium Technical Support at 1 256 428 6161 for more information Digium Inc Page 50 Chapter 4 Troubleshooting Common Fixes for all cards 1 Check to see if the X Window System e g X Org Server 1s running by entering the following ps aux grep X If the X Window System is running stop the application since it may cause a conflict with Asterisk 2 Check to see if your PATA IDE hard drives are running with DMA levels set Advance user can perform an hdparm on your hard drive interface Use hdparm with caution as the man page states that hard drive corruption can occur when using incorrect settings Please review the man page for hdparm and make sure you understand the risks before using this tool Check the current mode using this command hdparm vi dev IDE Device Use this command to set the drives into UDMA2 mode hdparm d 1 X udma2 c 3 dev IDE Device If you are still having problems contact your reseller from which the card was purchased or Digium Technical Support at 1 256 428 6161 Digium Inc Page 51 Chapter 4 Troubleshooting W
22. nly supported under Linux Digium recommends CentOS Debian Red Hat and Ubuntu distributions of Linux However many other distributions are supported by Digium Technical Support Digium s software including drivers and application software may be obtained from Digium s download server at http downloads digium com For an introduction to Asterisk Digium s telephony software including additional information on its configuration setup and features please refer to http www asterisk org 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 TE130 Series card you will need m Linux 2 6 kernel headers m Development libraries and headers for ncurses m Development libraries and headers for zlib and openssl m Development libraries and headers for newt m GCC and standard software build tools It is recommended that you use the most recent version of the Asterisk DAHD I and libpri software for the best results If you have previously Digium Inc Page 29 Chapter 2 Card Installation installed any of these Digium recommends that you upgrade to the latest version of each Digium Inc Page 30 Chapter 2 Card Installation 1 After the machine has booted to Linux log in and execute the following comman
23. nnel bank of phones signalling fxo ks group 1 context phones channel gt 1 24 El channel bank signalling fxo ks group 1 context phones channel gt 1 15 17 31 Note More detailed troubleshooting information 1s provided on http www asterisk org Digium Inc Page 38 Chapter 3 Configuration Configuring T1 E1 Lines 1 Begin by opening the system conf file from the etc dahdi directory 2 Specify the two letter country code for your loadzone and defaultzone This will preload tone zone data and specify a default tone zone for your interfaces The following is a typical setup for a telco in the US loadzone us defaultzone us 3 Configure the SPAN Map You will need to define a span The SPAN map includes defining the SPAN number timing line build out framing and coding Configuration details for each of these items is explained in this section span gt lt Number gt lt Timing gt lt Line Build Out gt lt Framing gt lt Coding gt Yellow Number This is the span the T1 E1 is plugged into The TE130 Series cards only have one span If you have a single TE130 Series card installed in the system you should specify 1 as the span number Digium Inc Page 39 Chapter 3 Configuration Timing This determines how timing 1s handled by the card 0 This span is not used to determine timing If all spans on the card are set to 0 the card will use its internal clock as the timing sourc
24. nterfaces Local Loop Access EI T1 JI PRI RJ45 TE134 PCI Bus 3 3V or 5V bus slot half length slot minimum size 33MHz minimum bus speed compliant with PCI 2 2 or greater TE133 PCI E X1 compliant with PCI E X1 1 0 or greater Environment Temperature 0 to 50 C 32 to 122 F operation 20 to 70 C 4 to 158 F storage Humidity 10 to 90 non condensing Digium Inc Page 54 Appendix B Specifications Hardware and Software Requirements 800 Mhrz Pentium III or better 64MB RAM Available PCI TE134 or PCI E TE133 Slot Table B 2 Maximum Power Consumption Digium Inc Page 55 Appendix C Glossary and Acronyms ACD Automatic Call Distribution A technology that distributes incoming calls to a specific group of devices that are associated to agents Asterisk s Queue application performs automatic call distribution ANSI American National Standards Institute An organization which proposes and establishes standards for international communications asynchronous Not synchronized not timed to an outside clock source Transmission is controlled by start bits at the beginning and stop bits at the end of each character Asynchronous communications are often found in internet access and remote office applications attenuation 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
25. own and telecommunications line connection shall be removed before opening the PC Electrical Shock To reduce the risk of injury damage to the unit or your equipment do not attempt to touch the modules while they are powered The case should be securely closed before power is applied to the unit Digium Inc Page 6 Service Personnel Cautions Servicing Disconnect telecommunications network cable before opening the cover or removing the card from the motherboard Labeling For safety reasons only connect equipment with a Telecommunications Compliance label This includes customer equipment previously labelled Permitted or Certified Caution Only connect regulatory equipment approved for use in your specific country to the telecommunications network voltage circuit ports Caution This card is not intended for home use It must be used in restricted access locations and installed in UL Listed I T E only gt ee gt Digium Inc Page 7 TABLE OF CONTENTS Chapter 1 OvervieW suum anelli 12 Echo Cancellation 0 0 aa 15 What is Asterisk 1 0 0 0 aa 16 Asterisk as a Phone Switch PBX 0000 sees 16 Asterisk as a Gateway 16 Asterisk in the Call Center 0 a 17 Asterisk in the Network 17 Asterisk Everywhere 000 cece ee eee eee ee eee eee 18 Chapter 2 Card Installation es 19 Unpacking the Card saad sane ee een GRE RE OREM a Oe RR aS 20
26. pective owners Digium Inc Page 2 Compliance Information Compliance information for this product is available at http www digium com compliance Digium Inc Page 3 Introduction to TE130 Series Documentation This manual contains product information for the TE130 Series of cards TE133 and TE134 Be sure to refer to any supplementary documents or release notes that were shipped with your equipment The manual 1s organized in the following manner Chapter La Ha Title Description Appendix 1 Overview Identifies your card s features This chapter also covers applications and uses for the TE130 Series card in the real world 2 Card Installation Provides instructions for installing the card in your PC acquiring correct drivers and checking device compatibility 3 Configuration Provides instructions for configuring your card 4 Troubleshooting Explains resolutions to common problems and frequently asked questions pertaining to card installation and usage A Pin Assignments Lists the connectors and pin assignments B Specifications Details card specifications C Glossary and A list of terms and acronyms used throughout this Acronyms manual Digium Inc Page 4 Symbol Definitions Caution statements indicate a condition where damage to the unit or its configuration could occur if operational procedures are not followed To reduce the risk of damage or injury follow all steps or procedures as instructed
27. ration Configuring Card Features You will need to modify the chan_dahdi conf file which is located in the etc asterisk directory in order to configure the essential features of your card This file 1s the configuration layer between DAHDI and Asterisk Switchtype national National ISDN 2 default dms100 Nortel DMS100 4ess AT amp T 4ESS 5ess Lucent 5ESS euroisdn EuroISDN nil Old National ISDN 1 qsig Q SIG Echocancel Echo Cancellation 1s enabled in chan_dahdi conf by preceding the channel variable with a variable called echocancel and a value of yes for example echocancel yes channel gt 1 23 By default and when setting to yes echo cancellation 1s enabled and set to 128 ms 1024 taps Echo cancellation 1s explicitly disabled by setting echocancel no Digium does not recommend that users set echo cancellation to no The integrated hardware echo cancellation will have 128ms of echo cancellation performed at all times unless explicitly disabled by setting the echocancel option equal to no Digium Inc Page 37 Chapter 3 Configuration Signalling pri cpe for CPE side pri net for NET side If you have a TI PRI add these lines to the following lines of the sample file signalling pri cpe switchtype national group 1 context incoming channel gt 1 23 El PRI signalling pri cpe switchtype euroisdn context incoming channel gt 1 15 17 31 You can also configure a T1 cha
28. s are available to obtain more information about Asterisk and Digium products These resources are listed on page 52 What do the Status LED colors indicate m Green Card is in sync with the far end m Yellow Card is synchronizing or is receiving a red alarm from the far end Use a software tool such as dahdi_tool to get a textual description of the state of the card m Red Card is not seeing far end circuit is not up or cable 1s bad I can t receive DID calls even though I have it enabled in extensions conf Your telco might be sending calls with a method you are not expecting 1 Check the method being used by attempting the following in your line context _X 1 N0Op My DID matches as EXTEN Digium Inc Page 47 Chapter 4 Troubleshooting 2 Then type reload in the Asterisk console and call in You should see the DID come in on your T1 E1 line My D Channel seems to go up and down Check to be sure you have set your timing parameters correctly Also check the common causes of problems for a T1 See the Common Fixes for all cards page SI I have trouble dialing out It seems that one type of dialing works local long distance international but another does not Check your pridialplan option and verify that you are dialing using the method your telco 1s expecting I am having trouble receiving DID information over E amp M Try the other types of E amp M featd featb etc to match the method your
29. standard protocols including Robbed Bit Signaling also known as CAS or Channel Associated Signaling CCS Common Channel Signaling E amp M and Primary Rate ISDN PRI The TE130 Series cards are capable of running in F1 T1 or JI modes They include integrated hardware echo cancellation designed to handle up to 128ms of echo cancellation across all channels and provides a G 168 compliant echo cancellation solution Designed to be fully compatible with existing software applications and integrate fully with the Asterisk platform the TE130 Series cards allow many advanced call features Voice Modes PRI CPE and PRI NET NII ND EuroISDN 4ESS AT amp T SESS Lucent DMS100 Q SIG Digium Inc Page 12 Chapter 1 Overview a E amp M Wink Feature Group B Feature Group D m FXO and FXS Ground Start Loop Start Loop Start with Disconnect Detect The TE130 Series cards can be used to connect your Asterisk machine to the PSTN world your channel bank or even another PBX This is accomplished via a T1 E1 interface The cards allow Asterisk software to connect to your network creating a professional telephony environment Figure and Figure 2 show examples of the card s application Asterisk Server Legacy xl PBX E Legacy Phones m Figure 1 Sample Legacy Phone Application la Digium Inc Page 13 Chapter 1 Overview CLEC Phones
30. suspected file a claim with the carrier and contact your reseller from which the card was purchased or contact Digium Technical Support at 1 256 428 6161 Keep the original shipping container to use for future shipment or proof of damage during shipment Note Only qualified service personnel should install the card Users should not attempt to perform this function themselves The installer must ensure that the equipment is permanently connected equipment pluggable type B or connected to a socket outlet that has been checked to ensure that it is reliably earthed in accordance with the National Electrical Code This card is intended for installation in a Restricted Access Location RAL only Digium Inc Page 20 Chapter 2 Card Installation Shipment Inspection The following items are included in shipment of the TE130 Series m TE130 Series card TE133 TE134 m TI El loopback plug Identifying Features Your TE130 Series card has one RJ45 port and one status LED The port is used for connecting T1 El or JI cables The LED serves as a status indicator Digium Inc Page 21 Chapter 2 Card Installation T1 E1 Selection The TE130 Series cards can be configured for either T1 or El mode The T1 EI mode may be specified in the drivers using either the default_linemode t1 or default_linemode e1 module parameter when the drivers are loaded This will set the mode for the span on the card TI Mode Recommended Method Inclu
31. telco is using to stream information I am having issues with my PRI How can I see the messages coming across my D channel Enter the following command CLI gt PRI debug span X where X is the port from which you are connected This command will show you the PRI messages coming across your D channel for that span Digium Inc Page 48 Chapter 4 Troubleshooting I am still having problems and the telco tells me it is my equipment The first thing to do in this situation 1s to test your equipment 1 Plug in a loopback cable A loopback cable is a cable that has pin 1 going to pin 4 and pin 2 going to pin 5 Plug the cable into the span and wait for its LED to turn green 2 Stop Asterisk and edit system conf by removing the lines defined for your card and replacing them with the following span gt 1 0 0 esf b8zs clear 1 24 Or if you have an El span span gt 1 0 0 ccs hdb3 clear 1 31 3 Navigate to the tools directory in your DAHDI complete source directory and type make tests Followed by Digium Inc Page 49 Chapter 4 Troubleshooting 4 patlooptest dev dahdi 1 60 The first argument in the patlooptest command is the device for the channel number you want to test You should always test the first channel of a span The second argument is the duration in seconds to run the test This runs a pattern looptest for 60 seconds If you receive any failures It 1s possible you have a bad card a
32. tents and install the application Substitute the version of Asterisk for the the X X and X X X in the command lines below tar zxvf asterisk X X current tar gz cd asterisk X X X configure make menuselect make H H FH make install Digium Inc Page 34 Chapter 2 Card Installation 3 If this is the first Asterisk installation on this system you should install the sample configuration files To do this run make samples Note Running this command will overwrite after making a backup copy any older Asterisk configuration files that you have in the etc asterisk directory 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 at 1 256 428 6161 for assistance 4 Complete instructions for installing Asterisk are available at www asterisk org Digium Inc Page 35 Chapter 3 Configuration The TE130 Series cards have a variety of configuration options This chapter provides configurations for PRI channel bank and E amp M wink These sample configurations are provided to assist you in familiarizing yourself with the flexibility of editing the configuration files to meet your specific needs The list of possible configurations 1s too expansive to cover in this user manual Digium Inc Page 36 Chapter 3 Configu
33. tocol ILBC internet Low Bitrate Codec A free speech codec used for voice over IP It is designed for narrow band speech with a payload bitrate of 13 33 kbps frame length 30ms and 15 2 kbps frame length 20ms ILEC Incumbent Local Exchange Carrier The LECs that were the original carriers in the market prior to the entry of competition and therefore have the dominant position in the market interface A point of contact between two systems networks or devices ISO International Standards Organization IVR Interactive Voice Menu An interactive technology that allows a telephone system to detect voice and keypad input Digium Inc Page 61 Appendix C Glossary and Acronyms LED Light emitting Diode Linux 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 loopback A state in which the transmit signal is reversed back as the receive signal typically by a far end network element MGCP Media Gateway Control Protocol multiplexing Transmitting multiple signals over a single line or channel FDM frequency division multiplexing and TDM time division multiplexing are the two most common methods FDM separates signals by dividing the data onto different carrier frequencies and TDM separates signals by interleaving bits one
34. ustomer Premises Equipment Terminal equipment which 1s connected to the telecommunications network and which resides within the home or office of the customer This includes telephones modems terminals routers and television set top boxes DAHDI Digium Asterisk Hardware Device Interface A telephony project dedicated to implementing a reasonable and affordable computer telephony platform into the world marketplace In addition the collective name for the Digium provided drivers for Digium telephony interface products Digium Inc Page 58 Appendix C Glossary and Acronyms DSO Digital Signal Level 0 A voice grade channel of 64 kbps The worldwide standard speed for digitizing voice conversation using PCM Pulse Code Modulation DS1 Digital Signal Level 1 1 544 Mbps in North America T1 and Japan J1 up to 24 voice channels DSOs 2 048 Mbps in Europe E1 up to 32 voice channels DS0s DS1 T1 E1 lines are part of the PSTN DS3 Digital Signal Level 3 T3 in North America and Japan E3 in Europe Up to 672 voice channels DSOs DS3 T3 E3 lines are not part of the PSTN DTMF Dual Tone Multi Frequency Push button or touch tone dialing E1 The European equivalent of North American T1 transmits data at 2 048 Mbps up to 32 channels DS0s E3 The European equivalent of North American T3 transmits data at 34 368 Mbps up to 512 channels DSOs Equivalent to 16 E1 lines EMI Electromagnetic Interferenc
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