8 Port Hybrid Telephony Card User Manual
Contents
1. Pin BRITE BRI NT 1 Not used Not used 2 Tx Rx oe 3 Rx Tx Pin 6 4 Rx Tx 5 Tx Rx 6 Not used Not used Digium Inc Page 89 Appendix A Pin Assignments The Digium BRI RJ11 to RJ45 cable will convert the pin assignments in Table A 2 to those identified in Table A 3 when using a BRI module Table A 3 RJ45 ISDN BRI S T Port Connector Pin BRI TE BRI NT 1 Unused Unused 2 Unused Unused ae 3 Tx Rx 4 Rx Tx 5 Rx Tx on 6 Tx Rx 7 Unused Unused 8 Unused Unused Digium Inc Page 90 Appendix B Specifications This appendix provides specifications required environmental conditions and maximum power consumption for the Hx8 Series cards Physical All Cards Size 6 54 x 4 2 x 0 68 16 46 x 10 67 x 1 72 cm PCB size does not include the PCI bracket Check your model carefully to be sure it will accept this PCI card Weight 4 5 oz 127 58 gm with no modules loaded Each quad module adds 1 oz 28 35 g Interfaces Local Loop Access Industry standard 6 pin RJ 11 ISDN S T BRI RJ45 Note FXS modules are not equipped with lightning protection and should not be exposed to high voltage Lightning or high voltage can cause damage to an FXS module Damage caused by lightning or high voltage will void the product warranty The recommended maximum distance from an FXS module to its connected device is 1 500 ft 457m2. 88 RJ11 Telco Port Connector for BRI 89 RJ45 ISDN BRI S T Port Connector 90 Maximum Power Consumption by Component 93 Maximum Power Consumption by Bundle 94 Page 13 Chapter 1 Overview The Hx8 Series cards are versatile devices used for connecting your phone network to the PSTN Public Switched Telephone Network world This is accomplished through analog lines connected to the FXO Foreign Exchange Office ports digital lines connected to the BRI Basic Rate ISDN ports and phone handsets connected to the FXS Foreign Exchange Station ports The Hx8 Series cards allow Asterisk to connect to your phone network creating an office type telephony environment In addition they can also improve voice quality in environments where software echo cancellation is not sufficient by using hardware echo cancellation on board Note An FXO module cannot be used in combination with a BRI module that is taking timing in TE mode on the same Hx8 Series card An FXO module can be used in combination with a BRI module that is providing timing in NT mode on the same Hx8 Series card The Digium BRI module is compatible with Euro ISDN It is capable of serving as a Terminal Equipment TE and or Network Termination NT device When configured as an NT device it is the source of BRI lines as shown in Figure 1 and Figure 2 Note The Hx8 Series cards do not support North American BRI There are a variety
3. Will the BRI module power an ISDN phone No the BRI module will not provide power to an ISDN phone An externally powered ISDN phone must be used when configured for NET PTMP The FXO module never hangs up the line How do I set it to hang up Set busydetect yes and busycount 10 in the chan_dahdi conf for your channels This will cause the line to hang up by listening for a consecutive number of busy tones Upon editing chan_dahdi conf you will need to restart Asterisk I have echo problems on my FXO modules and I ve tried the different echo cancellation algorithms in dahdi_config h tried tweaking the gains and still nothing works What can I do Run the fxotune utility with the i option fxotune i 4 It should discover which DAHDI channels are FXO modules and tune them accordingly Be warned however it takes a significant amount of time for each module to tune A conservative estimate would be somewhere around 2 3 minutes for each module You only have to tune the channels once for each line The fxotune utility will store the calibration settings in etc fxotune conf You will need to configure your system to run fxotune with the s flag Digium Inc Page 82 Chapter 5 Troubleshooting fxotune s during the Linux boot sequence in order to initialize the previously discovered values which are stored in fxotune conf A recommendation is to put fxotune s in your distribution s startup scripts at some point afte
4. Digium hardware requires drivers and libraries that are not integrated with the Linux kernel Digium hardware is only 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 servers at http downloads digium com http downloads asterisk org 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 Hx8 Series card you will need m Linux 2 6 kernel headers m Development libraries and headers for ncurses a Development libraries and headers for zlib and openssl Development libraries and headers for newt m GCC and standard software build tools Digium Inc Page 42 Chapter 2 Card Installation It is recommended that you use the most recent version of the Asterisk DAHDI and libpri software for the best results If you have previously installed any of these Digium recommends that you upgrade to the latest
5. current version of each Note The Hx8 Series cards minimum version requirements are Asterisk 1 6 0 1 DAHDI Linux 2 3 0 DAHDI Tools 2 3 0 and libpri 1 4 10 2 1 After the machine has booted to Linux log in and execute the follow ing command to list the devices detected by the PCI bus lspci n Confirm that the output from lspci lists a device with Digium s PCI vendor ID which is d161 The screen output should be similar to the following 00 0a 0 0200 d1l61 lt card identifier gt rev 01 Note The output from Ispci may or may not state Unknown device If it does this does not indicate a problem In the PCI device listing shown above lt card identifier gt will be populated with one of the identifiers listed in the table below Digium Inc Page 43 Chapter 2 Card Installation Table 3 Card Identifiers Model Identifier HA8 8007 HB8 8008 A Digium Hx8 Series HA8 HB8 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 2 Download the latest version of libpri Substitute the version of libpri for the X X in the command line below libpri is available for download from http downloads asterisk org pub telephony libpri wget http downloads asterisk org pub telephony libpri libpri X X current tar gz Note
6. A communications network which uses telephones to establish connections between two points Also referred to as the dial network Digium Inc Page 102 Appendix C Glossary and Acronyms 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 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 Digium Inc Page 103 Appendix C Glossary and Acronyms 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 T1 A dedicated digital carrier facility which transmits up to 24 voice channels DSOs and transmits data at 1 544 Mbps Commonly used to carry traf
7. Applying a Port Identification Label 04 29 Gard Identification seres cases ereta ee Sh dda ee oe oa 30 Slot Compatibility 2 2 0 eee 34 Hardware Installation 20 0 ccc cee eee 36 Connecting a Timing Cable 0 0 e eee eee 40 FXO FXS and BRI Connection 0000 eee eee 41 Software Installation 0 0 0 0 eee 42 Digium Inc Page 9 Table Of Contents Installing Asterisk 0 2 00 c eee eae 46 Chapter 3 Configuration isss eeecdeee ee eet eee ete eee ee dee ne sated 48 Understanding Span and Channel Assignments 49 Driver Configuration 0 cc eee tee 51 Configuring Card Features 20000 0c eee eee eee 69 Voicemail cria iiw ba eG eed eed wees Phe eda de dd 73 Dial Plan 64 cc0ieh mee cowed dead eyed dee hae hha td ad eed 74 Testing Your Configuration saaa aaaeeeaa 76 Chapter 4 FXS FXO and BRI Explained 00cce cece cence 78 Identification osa aai i aan e a a eee 78 FXS Mod le seraa iina t cw ctw kd aaoi aa a dia aed aa 78 FXO Module seid adaia n anaiena bide See a aa ha ded die aa 78 BRUMOGUIC sasea nira eeka E aa e nh hia Gre Ae we E RA 79 Using Your Hx8 Series Card aaa nananana 79 Chapter 5 Troubleshooting 00 cece eee eee eee eee eee eee eee 81 Free Installation Support 00 cee eee 87 Subscription Services Program 0 eee 87 Appendix A Pin ASSIQNMEONS 2
8. 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 18 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 flexibility 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 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 19 Chapter 1 Overview Asterisk E
9. 34 368 Mbps up to 512 channels DSOs Equivalent to 16 E1 lines EMI Electromagnetic Interference Unwanted electrical noise Digium Inc Page 98 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 99 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
10. BRI utilizes CCS framing Coding BRI utilizes AMI coding Yellow The optional yellow flag can be added at the end for transmitting a yellow alarm when no channels are open For example a yellow alarm will be transmitted when DAHDI is configured and initialized but Asterisk is not running Sending a yellow alarm is useful for the local side to notify the remote side that it is not ready to accept calls and for determining which direction a communication problem exists Digium Inc Page 53 Chapter 3 Configuration during troubleshooting If this setting is unspecified and Asterisk is not running DAHDI will not report an alarm and the remote side will think that the local side is ready to accept calls TE or NT Each of the BRI ports can be set for TE or NT mode independently Specify TE to act as Terminal Equipment or NT act as a Network Termination device The default setting is TE mode device is utilized in TE mode Take safety precautions when using the card in this manner There is a risk of electrical shock due to lightning when this Term Termination Any BRI port can use 100 ohm termination This should be enabled if the placement of an Hx8 Series card is the last in a daisy chain This is always the case when using PTP mode and sometimes the case when using PTMP mode Termination should be disabled only in instances where an Hx8 Series card s placement is inside of a daisy chain This is never the case wh
11. OW VPMOCT032 1 5W OW The following table lists the maximum power consumption for two example bundles Digium Inc Page 93 Appendix B Specifications Table B 5 Maximum Power Consumption by Bundle 3 3V PCI Bundle Components PCle 12V HDD Power Power HA8 0010B Base Card 0 5W OW with 3 REN load 1 S110M module 0 5W 2 5W VPMOCT032 1 5W OW 2 5W 2 5W HB8 0404 Base Card 1 5W 1 B400M module 0 25W 1 X400M module 0 5W 2 25W Note The maximum power consumption for additional bundles can be calculated by adding together the maximum power consumption for each component listed in Table B 4 that make up a particular bundle Digium Inc Page 94 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
12. VoIP connections between Asterisk servers and between servers and clients that also use the IAX protocol 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 100 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 d
13. for an example of the HA8 card shown with the echo cancellation module Digium Inc Page 23 Chapter 2 Card Installation Port Identification Each card consists of eight RJ11 ports located on the bracket Each RJ11 port correlates to a single FXO or FXS channel or to a single BRI span The ports are numbered in sequence from one to eight The top port is Port 1 and the bottom port is Port 8 See Figure 3 on page 25 for appropriate identification of these ports The port identification is the same for all cards in this series It is important to identify the type and location of your Hx8 Series modules You will need this information during the Asterisk configuration The ports available for use on the Hx8 Series cards are not continuous The ports available for use depend upon the type of module used and the placement of the module on the card The cards can accept 2 quad modules for a total of 8 ports If single modules are used only 2 single modules can occupy the same space as a quad module The single module ports are identified on the card and their corresponding RJ11 ports are identified below Please refer to Figure 5 on page 27 for an example using a single module and Figure 6 on page 28 for an example using quad modules If a single module is used the RJ11 port available for use will be the port corresponding to the location of the module on the card The following ports correspond to the single module ports as shown in F
14. is available for download from http downloads asterisk org pub telephony asterisk wget http downloads asterisk org pub telephony asterisk asterisk X X X current tar gz 2 Expand the downloaded file compile its contents and install the application Substitute the version of Asterisk for the X X X and X X X X in the command lines below tar zxvf asterisk X X X current tar gz cd asterisk X X X X configure make menuselect make OH OH H H make install Digium Inc Page 46 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 Contact your reseller where the card was purchased or call Digium Technical Support at 1 256 428 6161 for assistance Please refer to Free Installation Support on page 87 for additional information on how to obtain assistance from Digium Technical Support Complete instructions for installing Asterisk are available at www asterisk org Digium Inc Page 47 Chapter 3 Configuration The Hx8 Series cards have a variety of configuration options This chap
15. more details If a BRI module is installed on the first quad slot and a quad FXS module is installed on the second quad slot the configuration should be specified as the following loadzone es defaultzone es span gt 1 1 0 ccs ami te term bchan 1 2 hardhdlc span gt 2 2 0 ccs ami te term bchan 4 5 hardhdlc span gt 3 3 0 ccs ami te term bchan 7 8 hardhdlc span gt 4 4 0 ccs ami te term bchan 10 11 hardhdlc fxoks 17 20 Note The first four channels of the analog span i e 13 16 are Digium Inc Page 65 Chapter 3 Configuration unallocated because the BRI module is installed on the first quad slot As far as the analog span is concerned BRI ports allocated by a BRI module are unpopulated ports Please refer to the Understanding Span and Channel Assignments section for more details Digium Inc Page 66 Chapter 3 Configuration 6 DAHDI uses modular echo cancellers that are configured per channel The echo cancellers are compiled and installed as part of the dahdi linux package You can specify the echo canceller to be used for each channel If a hardware echo cancellation is not installed the default behavior is for there to be no echo canceller on any channel So it is very important that you specify one in the system conf file if you do not have hardware echo cancellers and need echo cancellation The format is echocanceller lt echocanceller name gt lt cha
16. to 128ms of echo cancellation across all channels and provides a G 168 echo cancellation solution Digium Inc Page 17 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 is 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 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
17. 01 1 Single FXO module without hardware echo cancellation HB8 00S4 4 Single FXO modules without hardware echo cancellation HB8 0004 1 Quad FXO module without hardware echo cancellation HB8 0008B 2 Quad FXO modules with hardware echo cancellation HB8 0010 1 Single FXS module without hardware echo cancellation HB8 004S 4 Single FXS modules without hardware echo cancellation HB8 0040 1 Quad FXS module without hardware echo cancellation HB8 0080B 2 Quad FXS modules with hardware echo cancellation HB8 0044B 1 Quad FXS and 1 Quad FXO module with hardware echo cancellation HB8 0400B 1 BRI module with hardware echo cancellation Digium Inc Page 32 Chapter 2 Card Installation Table 2 Example HB8 Bundles continued Card ID Ports HB8 0800B 2 BRI modules with hardware echo cancellation HB8 0440B 1 BRI and 1 Quad FXS module with hardware echo cancellation Caution Only qualified service personnel should continue with hardware installation and configuration of the Hx8 Series card Users should not attempt to perform these functions themselves Digium Inc Page 33 Chapter 2 Card Installation Slot Compatibility Check the slots on your motherboard to verify that you have a slot available which is compatible with the Hx8 Series cards To determine which slots you have on your motherboard identify them by comparing them to those shown in Figure 8 Slot Number 0 64 bit 5 0 volt PCI S
18. 6666 ete eee nd cee eee eta we eta eee eke 88 Appendix B SPECICATION occa cv ie iesse ainia a a Wee aa tina ae ee a 91 Digium Inc Page 10 Table Of Contents Appendix C Glossary and Acronyms 02 00 eee eee eee 95 Digium Inc Page 11 Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Digium Inc List of Figures Sample Card Application for FXO BRI 15 Sample Card Application for FXS BRI 16 HA8 Base Card with Single Port Identification 25 HA8 Base Card with Quad Port Identification 26 HA8 Bundle with Single Module and Quad Module 27 HA8 Bundle with 2 Quad Modules 28 Example Port Identification Labels 29 Motherboard Slots 20200000 eee 34 Insert the Card 0 0020 cece eee eee 36 Connect Power for FXS Modules 37 Timing Cable Connection 00 40 Sample Application 000 eee eee 76 Page 12 Table 1 Table 2 Table 3 Table 4 Table 5 Table A 1 Table A 2 Table A 3 Table B 4 Table B 5 Digium Inc List of Tables Example HA8 Bundles 30 Example HB8 Bundles 000 32 Card Identifiers 000002 eee eee 44 Common BRI Span Configurations 55 Common Signalling Types 04 69 RJ11 Telco Port Connector for FXO FXS
19. CH um Hx8 Series HA8 HB8 Er ee User Manual 601 00016 Rev A5 Digium Inc 445 Jan Davis Drive Huntsville AL 35806 United States 1u m 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 respec
20. Configuration Note More detailed information is provided at the Asterisk website www asterisk org and the Digium Knowledge Base kb digium com Digium Inc Page 77 Chapter 4 FXS FXO and BRI Explained Identification There are multiple configurations in which an Hx8 Series card may be purchased Each configuration consists of a number of FXS FXO and or BRI modules These modules are identified by their color a FXS Foreign Exchange Station Green Modules a FXO Foreign Exchange Office Red Modules a BRI Basic Rate ISDN Blue Modules This chapter provides a review of the three module types and their uses within your Asterisk server Note Only qualified service personnel should install the card Users should not attempt to perform this function themselves FXS Module The FXS module allows an Hx8 Series card to initiate and send ringing voltage to an FXO device such as an analog telephone Because of the modular design you can activate additional ports at any time with more FXS daughter cards FXO Module The FXO module allows an Hx8 Series card to terminate analog telephone lines POTS The FXO module passes all the call features any standard analog telephone line will support The phone receiving the call Digium Inc Page 78 Chapter 4 FXS FXO and BRI Explained is the last FXO device in the chain When it receives voltage from an FXS device the phone rings Because of the modular design you can
21. Digium Inc Page 91 Appendix B Specifications HA8 PCI Bus 3 3V or 5V bus slot half length full height PCI card 33 MHz minimum bus speed compliant with PCI 2 2 or greater Additional Power four pin 12V connector for FXS power supply required only if FXS modules are installed HB8 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 65 C 4 to 149 F storage Humidity 10 to 90 non condensing Note Operating temperature is limited to 0 to 40 C 32 to 104 F when used with optional PWR2400B Power Bracket Hardware and Software Requirements 500 MHz Pentium III or better 64MB RAM Available PCI or PCI Express Slot as described previously Power Consumption The following table lists the power consumption for the primary components which can make up an HA8 and HB8 bundle Note 3 3 and 5 volt power is taken from the PCI slot 12 volt power is taken only from the four pin hard disk drive connector or optional PWR2400B Digium Inc Page 92 Appendix B Specifications Table B 4 Maximum Power Consumption by Component Component 3 3V PCI 12V HDD PCle Power Power HA8 Base Card 0 5W OW HB8 Base Card 1 5W OW X100M 0 25W OW X400M 0 5W OW S110M with 3 REN load 0 5W 2 5W S110M with 5 REN load 0 5W 3 9W S400M with four 3 REN loads 1 5W 11W S400M with four 5 REN loads 1 5W 16 5W B400M 0 25W
22. There is no correlation between the versioning of libpri and Asterisk The libpri 1 4 branch will function with the Asterisk 1 6 and 1 8 branches 3 Expand the downloaded file compile its contents and install the libraries Substitute the version of libpri for the X X and X X X X in Digium Inc Page 44 Chapter 2 Card Installation the command lines below tar zxvf libpri X X current tar gz cd libpri xX X X x make make install OH OE 4 Download the latest DAHDI drivers with tools DAHDI is available for download from http downloads asterisk org pub telephony dahdi linux complete wget http downloads asterisk org pub telephony dahdi linux complete dahdi linux complete current tar gz 5 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 xX make make install tok OH HE 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 45 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 Substitute the version of Asterisk for the X X X in the command below Asterisk
23. 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 95 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 96 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 particu
24. activate additional ports at any time with more FXO daughter cards BRI Module The BRI module allows an Hx8 Series card to serve as Terminal Equipment TE or as a Network Termination NT device When configured as an NT device it can be the source of BRI lines or network end for servicing externally powered ISDN phones Because of the modular design you can activate additional ports at any time with more BRI daughter cards Using Your Hx8 Series Card Connect an analog telephone line to an FXO port on your Asterisk server to receive voltage from the outside lines Connect the BRI line from the NT device to a BRI port on your Asterisk server to serve as Terminal Equipment Connect an analog phone to an FXS port on your Asterisk server The recommended maximum distance from an FXS module to its connected device is 1 500 ft 457m Note An analog phone line originating from an FXS module must remain inside the same building as the FXS module In addition an analog phone line originating from an FXS module must not be bundled with a line or lines that go outside the building where the FXS module is located Digium Inc Page 79 Chapter 4 FXS FXO and BRI Explained Caution FXS modules are not equipped with lightning protection and should not be exposed to high voltage Lightning or high voltage can cause damage to an FXS module Damage caused by lightning or high voltage will void the product warranty When the FXO modul
25. an available PCI size bracket such as a PCI PCI Express or AGP slot Note The PWR2400B is not intended to supply power to any other device it is intended only to be used with UL Listed Digium analog capable cards 5 Replace the cover to your computer Electrical Shock A To reduce the risk of injury damage to the unit or your equipment do not attempt to apply power to the unit while the case is open Personal injury or damage to the unit could occur if the modules are touched while powered is applied 6 Plug all analog telephone lines to the FXO ports corresponding to the red modules and all analog phones to the FXS ports green modules as needed using a patch panel punch block or standard RJ11 telephone cables Then plug all BRI lines or externally powered ISDN phones to the BRI blue ports using a patch panel punch block or the provided Digium BRI RJ11 to RJ45 cables Refer to the pin assignments starting on page 88 Caution A This unit must be connected to the Telecommunications Network in your country using an approved line cord ae for Australia use only line cords complying with AS CA S008 2010 Digium Inc Page 38 Chapter 2 Card Installation Caution l Only connect regulatory equipment approved for use in your specific country to the telecommunications network voltage circuit ports Digium Inc Page 39 Chapter 2 Card Installation Connecting a Timing Cable The timing port allows up to thre
26. annels and hardhdlc chans D Channels allocated to it in the system conf file First configure the span map for each BRI line 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 TE NT Term Number This is the port that the BRI line is plugged into Port 1 is the furthest span from the PCI connector The port numbers are noted on the PCI bracket Timing This determines how timing is handled by the spans 0 Span provides its own timing master clock 1 Receives timing from remote end slave clock 2 Receives secondary backup timing from remote end slave clock 3 Receives tertiary backup timing from remote end slave clock 4 Receives quaternary backup timing from remote end slave clock and so on Note Only one span per card can be defined to take timing and that Digium Inc Page 52 Chapter 3 Configuration defines timing for the rest of the card s spans A setting of 0 should always be used when in NT mode Line Build Out For most setups the line build out is 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 Nan Bb WN FE S Framing
27. ardhdlc 6 span gt 3 0 0 ccs ami nt term bchan 7 8 hardhdlc 9 Digium Inc Page 60 Chapter 3 Configuration span gt 4 0 0 ccs ami nt term bchan 10 11 hardhdlic 12 fxsks 13 16 Note The analog span begins at channel 13 instead of 1 because the assignment of an digital spans always comes before the assignment of an analog span Please refer to the Understanding Span and Channel Assignments section for more details If a BRI module is installed on the first quad slot and a quad FXO module is installed on the second quad slot the configuration should be specified as the following loadzone es defaultzone es span gt 1 0 0 ccs ami nt term bchan 1 2 hardhdlc 3 span gt 2 0 0 ccs ami nt term bchan 4 5 hardhdlc 6 Digium Inc Page 61 Chapter 3 Configuration span gt 3 0 0 ccs ami nt term bchan 7 8 hardhdlc 9 span gt 4 0 0 ccs ami nt term bchan 10 11 hardhdlic 12 fxsks 17 20 Note The first four channels of the analog span i e 13 16 are unallocated because the BRI module is installed on the first quad slot As far as the analog span is concerned BRI ports allocated by a BRI module are unpopulated ports Please refer to the Understanding Span and Channel Assignments section for more details Digium Inc Page 62 5 Chapter 3 Configuration If your card has a green quad FXS module add the channel definitions for it to the system conf file The chann
28. c Chapter 3 Configuration Page 58 4 Chapter 3 Configuration If your card has a red quad FXO module add the channel definitions for it to the system conf file The channel definition format is lt device gt lt channel list gt A list of valid devices are specified in the sample system conf file The device that needs to be specified for an FXO module is listed below fxsks fxsks uses kewlstart signalling which is loopstart signalling with disconnect supervision For example an Hx8 Series cards with only a quad FXO module installed would be configured as the following fxsks 1 4 OR fxsks 1 2 3 4 If two quad FXO modules are installed the configuration should be specified as the following fxsks 1 8 OR Digium Inc Page 59 Chapter 3 Configuration fxsks 1 2 3 4 5 6 7 8 Note The Hx8 Series cards do not support Ground Start signaling Note An FXO module cannot be used in combination with a BRI module that is taking timing in TE mode on the same Hx8 Series card An FXO module can be used in combination with a BRI module that is providing timing in NT mode on the same Hx8 Series card If a quad FXO module is installed on the first quad slot and a BRI module is installed on the second quad slot the configuration should be specified as the following loadzone es defaultzone es span gt 1 0 0 ccs ami nt term bchan 1 2 hardhdlc 3 span gt 2 0 0 ccs ami nt term bchan 4 5 h
29. cancelwhenbridged yes rxgain 0 0 txgain 0 0 7BRI Module group 1 signalling bri_net context Incoming channel gt 1 2 4 5 7 8 10 11 quad FXO Module group 2 signalling fxs_ks context Incoming channel gt 13 16 Digium Inc Page 71 Chapter 3 Configuration Users of Digium s hardware echo cancellation module the VPMOCT032 should set the echocancel option to yes The module will automatically configure itself to run at full capacity 1024 taps 128ms on each channel Users without the VPMOCTO032 using open source echo cancellers included with DAHDI should configure echocancel to the values 32 4ms 64 8ms 128 16ms or 256 32ms Setting yes will default the option to 128 16ms Users who have not purchased an Hx8 Series card with the hardware echo cancellation module are encouraged to take advantage of Digium s High Performance Echo Canceller software This commercially licensed software which is made available at no charge to in warranty Digium analog interface card customers provides toll quality echo cancellation performed on the host CPU at up to 1024 taps 128ms per channel For further details about HPEC please refer to the Digium website here http www digium com en products software hpec php When HPEC is enabled users may set the value of the echocancel parameter to any of the following values 128 16ms 256 32ms 512 64ms 1024 128ms Note Higher echocanc
30. e Hx8 Series cards to share the same sync timing source from the BRI line provider or provide a consistent sync source across multiple cards This is a useful feature for fax modes and some voice applications to prevent corruption due to timing slips on the second and third Hx8 Series cards To utilize this feature daisy chain the P102 connector between each Hx8 Series card using the Digium 3 position 10 pin timing cable Enable this feature by using the timingcable 1 kernel module parameter when the driver is loaded modprobe wctdm24xxp timingcable 1 Figure 11 Timing Cable Connection Digium Inc Page 40 Chapter 2 Card Installation FXO FXS and BRI Connection The Hx8 Series cards provide eight RJ11 connectors for access to the FXS FXO and BRI modules installed in the available slots Using a standard RJ11 telephone cable an analog telephone line should be plugged into one of the RJ11 connectors associated with an FXO module on the Hx8 Series card Using a standard RJ11 telephone cable an analog phone should be plugged into one of the RJ11 connectors associated with an FXS module on the Hx8 Series card Using a Digium BRI RJ11 to RJ45 cable a digital BRI line or externally powered ISDN phone should be plugged into one of the RJ11 connectors associated with a BRI module on the Hx8 Series card Refer to the pin assignments starting on page 88 Digium Inc Page 41 Chapter 2 Card Installation Software Installation
31. e back of the card Insert a four pin 12 volt connector disk drive power supply cable e g hard drive into the white plastic connector on the rear of the card See Figure 10 Digium Inc Page 36 Chapter 2 Card Installation Figure 10 Connect Power for FXS Modules Many modern PCs and servers do not have either spare or any 12V power connectors If you have FXS modules on your card and your computer does not have power cables available then power must be provided to the Hx8 Series card by an alternate means Digium provides a solution to this issue with the optional PWR2400B available separately The PWR2400B card is essentially a PCI bracket assembly that takes power from an external DC power supply and routes it to two 15 power cables inside the computer You must have an available bracket slot to use the PWR2400B either PCI PCI Express or AGP A strap on the PWR2400B card allows the two power cables to take power from the same DC supply The PWR2400B comes with one power supply capable of supporting up to 24 FXS ports driving heavy loads of up to SREN per port If more than 24 FXS ports with heavy loads are connected to the PWR2400B then a second Digium power supply should Digium Inc Page 37 Chapter 2 Card Installation be purchased The shorting strap on the PWR2400B should be removed if a second power supply is used The PWR2400B does not connect to any bus inside the computer It may be used wherever there is
32. e in your Asterisk Server receives ring voltage or when the BRI module receives a digital message notifying it of an inbound call Asterisk will generate voltage using the FXS module to ring your analog phone Digium Inc Page 80 Chapter 5 Troubleshooting This chapter provides frequently asked questions and possible resolutions as identified by Digium Technical Support Multiple resources are available to obtain more information about Asterisk and Digium products Please visit both www digium com and www asterisk org for more information What do the statuses for BRI ports in dahdi_tool indicate m OK The card is in sync with the far end a YELLOW The card is seeing the far end but the far end is not seeing the card a RED The card is not seeing the far end the circuit is not up or the cable is bad What type of cable do I need for BRI Digium recommends using the Digium BRI RJ11 to RJ45 cables that are provided with each BRI module The driver for the Hx8 Series cards will automatically swap the transmit and receive pins when going between TE and NT mode This eliminates the need of using crossover cables Refer to the pin assignments starting on page 88 Digium Inc Page 81 Chapter 5 Troubleshooting Which BRI protocol is used by the BRI module The BRI module supports the ETSI standard using CPE PTP Point to Point CPE PTMP Point to Multipoint NET PTP Point to Point and NET PTMP Point to Multipoint
33. e serial number located on the serialization sticker of your Digium card Steps to receive installation support 1 Record your product serial number 2 Register your product at http www digium com register 3 E mail Digium Support via support digium com or telephone via 1 256 428 6000 or Toll Free 1 877 DIGIUM 1 Note Digium does not provide support for unregistered products 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 send an e mail to sales digium com Digium Inc Page 87 Appendix A Pin Assignments All eight ports on the Hx8 Series card s bracket are 6 pin RJ11 ports The pin assignments when using an FXO or FXS module are identified in Table A 1 The pin assignments when using a BRI module are identified in Table A 2 Table A 1 RJ11 Telco Port Connector for FXO FXS Pin FXO FXS 1 Not used 2 Not used Pin 1 3 Tip Pin 6 4 Ring 5 Not used 6 Not used Digium Inc Page 88 Appendix A Pin Assignments Table A 2 RJ11 Telco Port Connector for BRI
34. el definition format is lt device gt lt channel list gt A list of valid devices are specified in the sample system conf file The device that needs to be specified for an FXS module is listed below fxoks fxoks uses kewlstart signalling which is loopstart signalling with disconnect supervision For example an Hx8 Series cards with only a quad FXS module installed would be configured as the following fxoks 1 4 OR fxoks 1 2 3 4 If two quad FXS modules are installed the configuration should be specified as the following fxoks 1 8 OR Digium Inc Page 63 Chapter 3 Configuration fxoks 1 2 3 4 5 6 7 8 Note The Hx8 Series cards do not support Ground Start signaling If a quad FXS module is installed on the first quad slot and a BRI module is installed on the second quad slot the configuration should be specified as the following loadzone es defaultzone es span gt 1 1 0 ccs ami te term bchan 1 2 hardhdlc 3 span gt 2 2 0 ccs ami te term bchan 4 5 hardhdlc 6 span gt 3 3 0 ccs ami te term bchan 7 8 hardhdlc 9 span gt 4 4 0 ccs ami te term bchan 10 11 hardhdlic 12 fxoks 13 16 Note The analog span begins at channel 13 instead of 1 because the Digium Inc Page 64 Chapter 3 Configuration assignment of an digital spans always comes before the assignment of an analog span Please refer to the Understanding Span and Channel Assignments section for
35. el values will result in significantly increased CPU consumption In order to optimize system performance users are encouraged to choose the minimum value required to cancel their echo Digium Inc Page 72 Chapter 3 Configuration Voicemail Open voicemail conf and find the following line at the bottom default 1234 gt 4242 Mark Spencer root localhost In this example 1234 is the mailbox number 4242 is the password Mark Spencer is the person s name and root localhost is his email address You can add extensions by adding the following 1000 gt 1234 Moose Member moose digium com 2000 gt 1234 Bill Savage bsavage digium com Digium Inc Page 73 Chapter 3 Configuration Dial Plan Open extensions conf which contains a large complex sample dial plan In this step you will configure a basic dial plan to enable you to send and receive calls If you are using an Hx8 Series card with 1 quad FXS module and 1 BRI module go to the bottom of the file and add the following lines Internal exten gt 1000 1 Dial DAHDI 13 20 rt exten gt 1000 2 Voicemail 1000 u exten gt 1000 102 Voicemail 1000 b exten gt 2000 1 Dial DAHDI 14 20 rt exten gt 2000 2 Voicemail 2000 u exten gt 2000 102 Voicemail 2000 b exten gt 8500 1 VoiceMailMain exten gt 8501 1 MusicOnHold exten gt 9 1 Dial DAHDI g2 www EXTEN 1 exten gt 9 2 Congestion Incoming exten gt X 1 Answer e
36. en using PTP mode and sometimes the case when using PTMP mode The default setting is off Examples are provided below NT Term lt gt TE PTP Term NT Term lt gt TE PTMP Term NT Term lt gt TE PTMP No Term lt gt TE PTMP Term Digium Inc Page 54 Chapter 3 Configuration Note If termination is not set appropriately the D Channel s may not remain stable Table 4 Common BRI Span Configurations Mode Card Position Span Line TE Point to Point last in daisy chain span gt 1 1 0 ccs ami te term TE Point to Multipoint last in daisy chain span gt 1 1 0 ccs ami te term TE Point to Multipoint inside daisy chain span gt 1 1 0 ccs ami te NT Point to Point last in daisy chain span gt 1 0 0 ccs ami nt term NT Point to Multipoint last in daisy chain span gt 1 0 0 ccs ami nt term Digium Inc Page 55 Chapter 3 Configuration The following is a typical span map setup when connecting to a telco in Europe span gt 1 1 0 ccs ami te term span gt 2 2 0 ccs ami te term span gt 3 3 0 ccs ami te term span gt 4 4 0 ccs ami te term Then you will need to specify the channel definitions for each span The channel definition format is lt device gt lt channel list gt A list of valid devices are specified in the sample system conf file The devices that need to be specified for a BRI mod
37. fic to and from private business networks and ISPs T3 A dedicated digital carrier facility which consists of 28 T1 lines and transmits data at 44 736 Mbps Equivalent to 672 voice channels DSOs 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 telco A generic name which refers to the telephone companies throughout the world including RBOCs LECs and PTTs Digium Inc Page 104 Appendix C Glossary and Acronyms 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 VolP Voice over Internet Protocol Technology used for transmitting voice traffic over a data network using the Internet Protocol Digium Inc Page 105
38. g Point to BRI NT Point bri_net_ptmp BRI NET side using Point to BRI NT Multipoint fxs_ks FXS Kewlstart with disconnect FXO N A supervision fxo_ks FXO Kewlstart with disconnect FXS N A supervision Digium Inc Page 69 Chapter 3 Configuration NET PTMP requires libpri 1 4 11 or later Asterisk 1 8 or later and an externally powered ISDN phone See Asterisk 1 8 s sample chan_dahdi conf for specific parameters and features A complete list of valid signalling types are specified in the sample chan_dahdi conf file The following is a sample configuration for an Hx8 Series card with 1 quad FXS module and 1 BRI module You can place this at the bottom of your chan_dahdi conf file 7General options usecallerid yes hidecallerid no callwaiting yes threewaycalling yes transfer yes echocancel yes echocancelwhenbridged yes rxgain 0 0 txgain 0 0 7BRI Module group 1 signalling bri_cpe context Incoming channel gt 1 2 4 5 7 8 10 11 7quad FXS Module group 2 signalling fxo ks Digium Inc Page 70 Chapter 3 Configuration context Internal channel gt 13 16 The following is a sample configuration for an Hx8 Series card with 1 quad FXO module and 1 BRI module You can place this at the bottom of your chan_dahdi conf file 7General options usecallerid yes hidecallerid no callwaiting yes threewaycalling yes transfer yes echocancel yes echo
39. git is the number of FXO ports present on the card An S in place of the fourth digit signifies the use of single FXS modules An S in place of the fifth digit signifies the use of single FXO modules A B at the end signifies the use of a hardware echo cancellation module Table 1 Example HA8 Bundles Card ID Ports HA8 0001 1 Single FXO module without hardware echo cancellation HA8 00S4 4 Single FXO modules without hardware echo cancellation HA8 0004 1 Quad FXO module without hardware echo cancellation Digium Inc Page 30 Chapter 2 Card Installation Table 1 Example HA8 Bundles continued Card ID Ports HA8 0008B 2 Quad FXO modules with hardware echo cancellation HA8 0010 1 Single FXS module without hardware echo cancellation HA8 004S 4 Single FXS modules without hardware echo cancellation HA8 0040 1 Quad FXS module without hardware echo cancellation HA8 0080B 2 Quad FXS modules with hardware echo cancellation HA8 0044B 1 Quad FXS and 1 Quad FXO module with hardware echo cancellation HA8 0400B 1 BRI module with hardware echo cancellation HA8 0800B 2 BRI modules with hardware echo cancellation HA8 0440B 1 BRI and 1 Quad FXS module with hardware echo cancellation Digium Inc Page 31 Chapter 2 Card Installation Table 2 Example HB8 Bundles Card ID Ports HB8 00
40. igure 3 a RJ11 Port 1 is used by Single Module Port 1 a RJ11 Port 2 is used by Single Module Port 2 m RJ11 Port 5 is used by Single Module Port 5 a RJ11 Port 6 is used by Single Module Port 6 Digium Inc Page 24 Chapter 2 Card Installation REE Ports i i 1 top through Power Suppl 8 bottom ERS Figure 3 HA8 Base Card with Single Port Identification Digium Inc Page 25 Chapter 2 Card Installation fa ie lt j we mo 4 Ports e 1 top through Power Suppl 8 bottom eee Figure 4 HA8 Base Card with Quad Port Identification Digium Inc Page 26 Chapter 2 Card Installation Ports 1 top through Brower 8 bottom Supply Echo Cancellation Module Figure 5 HA8 Bundle with Single Module and Quad Module Digium Inc Page 27 Chapter 2 Card Installation If a quad module is placed covering single module ports 1 and 2 then that module will use ports 1 4 Likewise if a quad module is placed covering single module ports 5 and 6 the module will use ports 5 through 8 Figure 6 shows a HA8 card with two quad modules Ports 1 top through Power 8 bottom Supply Echo Cancellation Module Figure 6 HA8 Bundle with 2 Quad Modules Digium Inc Page 28 Applying a Port Identification Label Chapter 2 Card Installation Once you have identified the ports of the Hx8 Series card you should apply a port identification label This is impor
41. 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 22 Chapter 2 Card Installation Shipment Inspection The following items are included in shipment of an Hx8 Series card a Hx8 Series card HA8 or HB8 a FXO FXS and or BRI module s depending on configuration m 4or 8 Digium BRI RJ11 to RJ45 cables for BRI configurations only Port identification labels Note After inspecting the shipment Digium highly recommends that you register the card for support eligibility Please refer to Free Installation Support on page 87 for additional information on how to obtain assistance from Digium Technical Support Module Identification The Hx8 Series cards ship with FXO FXS and or BRI modules in place These are identified by their color Take a moment to identify which modules were shipped with your card a FXO Foreign Exchange Office modules are Red m FXS Foreign Exchange Station modules are Green a BRI Basic Rate ISDN modules are Blue The Hx8 Series cards may also be combined with Digium s hardware based echo canceller model VPMOCT032 See Figure 5 on page 27
42. ividing the data onto different carrier frequencies and TDM separates signals by interleaving bits one after the other mux multiplexer A device which transmits multiple signals over a single communications line or channel See multiplexing 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 Digium Inc Page 101 Appendix C Glossary and Acronyms 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 is 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 PRI Primary Rate ISDN PSTN Public Switched Telephone Network
43. l 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 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 gt gt Digium Inc Page 5 Important Safety Instructions User Cautions Warning This card must be used with the PC lid screwed down Telecommunications network voltages exist inside the PC The PC must be shut down 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 Alarm Dialing Equipment If your home has specially wired alarm equipment connected to the telephone line ensure the installation of the Hx8 Series does not disable your alarm equipment If you have questions consult your telephone company or a qualified tastaller Servicing Do no
44. lar geographic area terminate at this facility which is usually owned and operated by an ILEC CPE Customer Premises Equipment Terminal equipment which is 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 97 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 DSOs 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 DSOs E3 The European equivalent of North American T3 transmits data at
45. lot 64 bit 3 3 volt PCI Slot 32 bit 5 0 volt PCI Slot PCI Express 1 lane x1 Slot PCI Express 4 lane x4 Slot PCI Express 8 lane x8 Slot PCI Express 16 lane x16 Slot YANN FW NY AGP Pro Slot Slots i Figure 8 Motherboard Slots Digium Inc Page 34 Chapter 2 Card Installation The HA8 card is a 32 bit 33 MHz 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 8 the HA8 card will fit into Slots 1 2 or 3 PCI slots but cannot fit into any of the other slots The HB8 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 8 the HB8 card will fit into Slots 4 5 6 or 7 PCI Express but cannot fit into any of the other slots Digium Inc Page 35 Chapter 2 Card Installation Hardware Installation 1 Now that you are acquainted with your card power down your com puter and unplug it from its power source 2 Attach an anti static strap to your wrist and open the case 3 Remove the bracket place holder and insert the card into a PCI HA8 or PCI Express HB8 slot See Figure 9 Figure 9 Insert the Card 4 If your card has any FXS modules you will also need to connect the power cable from your computer s power supply to th
46. nnel s gt A list of valid echo cancellers are specified in the sample system conf file The following is a typical setup using software based echo cancellation echocanceller mg2 1 8 Note If a hardware echo cancellation module is installed please refer to Configuring Card Features on page 69 for information on configuring it Digium Inc Page 67 Chapter 3 Configuration 7 Load DAHDI drivers into the kernel using the modprobe utility The appropriate driver for the Hx8 Series cards is wetdm24xxp Users should use the following modprobe command modprobe wctdm24xxp dahdi cfg vv Note The Hx8 Series cards use the same driver as the TDM2400 Digium Inc Page 68 Chapter 3 Configuration 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 is the configuration layer between DAHDI and Asterisk The signalling option will need to be set according to the type of module that you have installed and the line that you will be connecting to it The following is a list of the most commonly used signalling types for an Hx8 Series card Table 5 Common Signalling Types Signalling Description Module Mode bri_cpe BRI CPE side using Point to BRI TE Point bri_cpe_ptmp BRI CPE side using Point to BRI TE Multipoint bri_net BRI NET side usin
47. of applications where the Hx8 Series cards HA8 or HB8 can prove useful Examples are provided in the following figures Digium Inc Page 14 Chapter 1 Overview Digium HA8 HB8 Legacy PBX Figure 1 Sample Card Application for FXO BRI Digium Inc Page 15 Chapter 1 Overview Digium HA8 HB8 ISDN S T Figure 2 Sample Card Application for FXS BRI Note An FXS module should be connected only to a device that is located inside of the same building to minimize lightning exposure Digium Inc Page 16 Chapter 1 Overview Echo Cancellation Users connecting their Hx8 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 is the reflection of a near end echo to the calling party Elimination of this echo is the responsibility of echo cancellation The Hx8 Series cards unless otherwise equipped utilize Asterisk to perform software based echo cancellation Asterisk maintains a number of open source echo cancellers These open source echo cancellers provide a moderate level of echo cancellation but are not capable of dealing with higher levels of or more advanced echoes Digium recommends that those users concerned about echo cancellation purchase the VPMOCT032 hardware echo cancellation module The VPMOCTO032 may be combined with both the HA8 and HB8 The VPMOCT032 is designed to handle up
48. owered The case should be securely closed before power is applied to the unit 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 gt gt pee e Digium Inc Page 7 Service Personnel Cautions Caution i 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 Digium Inc Page 8 TABLE OF CONTENTS Chapter 1 OVEFVIEW 6254 ise be heehee eed yesh eee Eee Ee eee cate 14 Echo Cancellation 20 0 ee ene 17 What is Asterisk 0 000000 cece ee eee 18 Asterisk as a Phone Switch PBX 0000 eee eee 18 Asterisk asa Gateway 0 0 cnuac 18 Asterisk in the Call Center 0 2000 eee eee eee 19 Asterisk in the Network 0 0000 ccc eee ee eee eee 19 Asterisk Everywhere 0 00 eee eee eens 20 Chapter 2 Card Installation 0 0c eee 21 Unpacking the Card 0 2 2 ccc ee 22 Shipment Inspection 0 000 ee ee 23 Module Identification 0 0 eee 23 Port Identification 2 0 0 nee 24
49. r the DAHDI module loads and before Asterisk executes Note The digit after the i option is the DTMF digit that will break dialtone on the line There is a slight echo How can I adjust the sound quality There are several options available to correct this when using software based echo cancellation Each involves editing the chan_dahdi conf file Be sure to restart Asterisk upon completion 1 Adjust echocancel yes to one of the following values 32 64 128 or 256 2 You can also set echotraining yes 3 You can also adjust the rxgain and the txgain although it is only recommended to stay between 5 and 5 Otherwise audio distortion and echo problems may arise 4 If the problem persists Digium recommends purchasing the VPMOCTO032 hardware echo cancellation module The VPMOCTO032 may be combined with both the HA8 and HB8 card Digium Inc Page 83 Chapter 5 Troubleshooting 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 Please refer to Subscription Services Program on page 87 for more information Digium Inc Page 84 Chapter 5 Troubleshooting Common Fixes 1 Check to see if the X Window System e g X Org Server is running by entering the following ps aux g
50. rep 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 Advanced users can perform an hdparm on their 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 Digium Inc Page 85 Chapter 5 Troubleshooting Where can I find answers to additional questions There are several places to inquire for more information about Asterisk Digium products 1 Digium Technical Support 1 256 428 6161 or Toll Free in the U S 1 877 344 4861 is available 7am 8pm Central Time GMT 6 Monday Friday Please refer to Free Installation Support on page 87 for additional information on how to obtain assistance from Digium Technical Support 2 Asterisk users mailing list asterisk org lists digium com 3 IRC channel asterisk on irc freenode net Digium Inc Page 86 Chapter 5 Troubleshooting Free Installation Support Digium hardware products include free installation support In order to receive this support register your Digium product using th
51. rtant to know when determining the channel assignment of your analog module s when a BRI module is installed in the first quad port non standard configuration Digium Inc Page 49 Chapter 3 Configuration Digital Spans for BRI A digital span will not exist if there are no BRI modules installed The assignment of a digital span always comes before the assign ment of an analog span Four digital spans are dynamically created for each BRI module on the card 0 4 or 8 total spans Digital spans always consist of 2 bchans i e B Channels and 1 hardhdlc channel i e D Channel The channels are allocated in that order Digium Inc Page 50 Chapter 3 Configuration Driver Configuration You should have identified the type of Hx8 Series card when you received it If you are not sure refer to Module Identification on page 23 for assistance 1 Begin by opening the system conf file from the ete 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 United States loadzone us defaultzone us The following is a typical setup for a telco in Spain loadzone es defaultzone es Digium Inc Page 51 3 Chapter 3 Configuration If your card has a blue BRI module you will need to specify span maps bchans i e B Ch
52. t 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 Caution To reduce the risk of fire use only No 26 AWG or larger telecommunication wiring for network connections PEEP EP Be Digium Inc Page 6 User Cautions 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 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 by gt Save these instructions for future reference Service Personnel Cautions Warning This card must be used with the PC lid screwed down Telecommunications network voltages exist inside the PC The PC must be shut down 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 p
53. tant in order to ensure that only compatible devices are connected to the ports of the Hx8 Series card It is highly recommended that you apply the label in a clearly visible location near the external port connectors Ports 1 4 Ports 5 8 BRI Ports 1 4 Ports 5 8 Analog Ports 1 4 Ports 5 8 Analog Ports 1 4 Ports 5 8 Not Used Not Used Ports 1 4 Not Used Ports 5 8 Analog Ports 1 4 Not Used Ports 5 8 BRI Figure 7 Example Port Identification Labels Note The port identification labels packaged with an Hx8 Series card may differ from this example Digium Inc Page 29 Chapter 2 Card Installation Card Identification There are multiple configurations in which an Hx8 Series card may be purchased Each configuration consists of a combination of single modules quad modules or both and may also include the VPMOCT032 echo cancellation module See Table 1 on page 30 for a list of the most common HA8 configurations See Table 2 on page 32 for a list of the most common HB8 configurations The lists are not complete but rather an example of some of the configurations available It is easiest to identify your card by understanding the naming scheme for each card The first digit is the maximum port count of the card The second digit is reserved for future use The third digit is the number of BRI ports present on the card The fourth digit is the number of FXS ports present on the card The fifth di
54. ter provides sample configurations to demonstrate customizing the Asterisk software to meet your individual needs Each section explains basic options as examples Once you have familiarized yourself with the samples you can edit the configuration files to meet your specific needs Digium Inc Page 48 Chapter 3 Configuration Understanding Span and Channel Assignments In order to properly configure your Hx8 Series card it is important to understand how spans and channels are assigned to the card in software A span is a group of channels that is bundled together in software Depending on how an Hx8 Series card is configured it can have one analog span four digital spans eight digital spans or one analog span and four digital spans The following bulleted lists provide important information regarding analog and digital spans a Analog Span for FXO FXS The analog span will not exist if there are no analog modules installed The assignment of the analog span always comes after the assign ment of the digital span The analog span always has 8 channels allocated regardless of the number of FXO and or FXS modules that are installed A single implied span exists for all populated and unpopulated ana log ports Unpopulated analog ports occupy exactly 1 channel and go into the analog span As far as the analog span is concerned BRI ports allocated by a BRI module are unpopulated ports Note This is extremely impo
55. tive owners Digium Inc Page 2 Compliance Information Compliance information for this product is available at http www digium com ccs compliance Digium Inc Page 3 Introduction to Hx8 Series Documentation This manual contains product information for the Hx8 Series card Be sure to refer to any supplementary documents or release notes that were shipped with your equipment The manual is organized in the following manner Chapter EE ree dix Title Description verview entifies the card and type of modules you receive 1 Overvi Identifies the card and type of modules y ived with your Hx8 Series card This chapter covers applications and uses of the Hx8 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 examples for configuring dial plan options 4 FXS FXO and BRI Describes the FXO Foreign Exchange Office FXS Explained Foreign Exchange Station and BRI Basic Rate ISDN modules and their significance 5 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 Cc Glossary and Defines terms related to this product Acronyms Digium Inc Page 4 Symbo
56. ule are listed below bchan 1 2 4 5 7 8 10 11 hardhdlic 3 6 9 12 The bchan device specifies the bearer channels B channels The hardhdlc device specifies the delta channel D channel Note Unlike Digium s Digital T1 E1 cards the device for the delta channel must be specified as hardhdlc instead of dchan The Hx8 Series cards will not function properly if dchan is specified The combined configuration should look like the following Digium Inc Page 56 Chapter 3 Configuration loadzone es defaultzone es span gt 1 1 0 ccs ami te term bchan 1 2 hardhdlc 3 span gt 2 2 0 ccs ami te term bchan 4 5 hardhdlc 6 span gt 3 3 0 ccs ami te term bchan 7 8 hardhdlc 9 span gt 4 4 0 ccs ami te term bchan 10 11 hardhdlic 12 If your card has two BRI modules installed the configuration should be specified as the following loadzone es defaultzone es span gt 1 1 0 ccs ami te term bchan 1 2 hardhdlc 3 span gt 2 2 0 ccs ami te term bchan 4 5 Digium Inc Page 57 hardhdlc span gt 3 3 0 ccs ami te term bchan 7 8 hardhdlc span gt 4 4 0 ccs ami te term bchan 10 11 hardhdlc span gt 5 1 0 ccs ami te term bchan 13 14 hardhdlc span gt 6 2 0 ccs ami te term bchan 16 17 hardhdlc span gt 7 3 0 ccs ami te term bchan 19 20 hardhdlc span gt 8 4 0 ccs ami te term bchan 22 23 hardhdlc Digium In
57. verywhere 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 or http www digium com Digium Inc Page 20 Chapter 2 Card Installation This chapter provides the following information Unpacking the Card on page 22 Shipment Inspection on page 23 Module Identification on page 23 Port Identification on page 24 Applying a Port Identification Label on page 29 Card Identification on page 30 Slot Compatibility on page 34 Hardware Installation on page 36 Connecting a Timing Cable on page 40 FXO FXS and BRI Connection on page 41 Software Installation on page 42 Installing Asterisk on page 46 Note The Hx8 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 21 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 suspected file a claim with the carrier and contact the reseller from which the card was purchased If the card was purchased direct from Digium 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
58. xten gt X 2 Dial DAHDI g2 20 rt exten gt X 3 Voicemail 1000 u exten gt X 103 Voicemail 1000 b Digium Inc Page 74 Chapter 3 Configuration In this example there are two internal extensions 1000 and 2000 a number to check voicemail 8500 a number to listen to music on hold 8501 and a prefix to dial to get an outside line 9 It is configured to accept incoming calls over the BRI rings phones 1 and 2 and route to voicemail box 1000 If you are using an Hx8 Series card with 1 quad FXO module and BRI module go to the bottom of the file and add the following lines Incoming exten gt X 1 Answer exten gt X 2 Playback demo congrats exten gt s 1 Answer exten gt s 2 Playback demo congrats In this example it is configured to accept incoming calls over the BRI and FXO and then playback a sound file Digium Inc Page 75 Chapter 3 Configuration Testing Your Configuration 1 Start Asterisk by typing asterisk 2 Connect to Asterisk and view the output by typing asterisk vvvvr 3 Dial tone should be present on phones connected to the FXS ports Test your configuration by placing an outgoing call placing a call from extension to 2 or receiving an incoming call Successful completion of these tasks indicates your configuration is working properly TDM w FXO module or BRI TE Ethernet Figure 12 Sample Application Digium Inc Page 76 Chapter 3
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