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1. CEM Solutions BRI Telephony Card User Manual Table of Contents A W a 1 FealUreS soii iio eds 1 APPIE IUN Sono niis E era A 1 Hardware Te QUITAN ii aa a a dla 1 Card A A ETT 1 Hardware Setting anun 2 OLE Go UN DE Mess R S 2 NT or TE Mode Selection ccococcccocnccocnccccnccocnconcncoonnnonnnnnonnnonnnnnnnnononononnnnnnnnnnnnnss 5 Terminating the NT Mode LiN occcccncccnncocncccnccccccncnnncnnonnonononnnonocnonanonanonaninnnos 5 Onboard Power Tor NT MOGE acotada 5 DOM Wane IMS TAIAUI ON rieien a a AEE EEEE EEG 5 A A A eee eran eer ee 6 A Meneame earns A nee OREO eee ee RE ee ee ee eee eRe et ee 8 Software Configuration 9 UE ERD E E ATOLA aan eet nT ny eee RENE Te me Re Te enn A eRe ee ee ee ER eR ne eee 9 Using MISDN cani decido 11 Enabling Echo Cancellation dde 13 Test COMP GUE AU OI intra 13 Usmo LONG iia 13 USO MISON iivrnmisanr e 15 EOI CA a et ouch ctecmeteteuieeeteetaeds 17 BRI Card User Manual Version 1 0 Overview CEM Solution s digital cards are telephony PCI amp PCl e cards used for open source Asterisk based systems CEM CB400P amp CB400E are four ports ISDN Basic Rate Interface line termination PCI amp PCl e cards respectively CB200P amp CB200E are two ports ISDN Basic Rate Interface line termination PCI amp PCl e cards respectively Features e Capable of serving as Terminal Equipment TE or as Network Termination NT device on each independent port2. mISDN config Writing etc mISDN conf for 1 mISDN compatible device s gt gt BN4S0 etc mISDN conf already present saving a backup etc mISDN conf bak e Execute the following command to start the required mISDN drivers mISDN start Loading mISDN modules gt gt sbin modprobe ignore install capi gt gt sbin modprobe ignore install mISDN_core debug 0 gt gt sbin modprobe ignore install mISDN_11 debug 0 gt gt sbin modprobe ignore install mISDN_12 debug 0 gt gt sbin modprobe ignore install 13udss1l debug 0 gt gt sbin modprobe ignore install mISDN_capi gt gt sbin modprobe ignore install hfcmulti type 0x4 protocol 0x2 0x2 0x2 0x2 layermask 0xf 0xf 0xf 0xf poll 128 debug 0 timer 0 gt gt sbin modprobe ignore install mISDN_dsp debug 0 options 0 e Execute the following command to check the port configurations misdnportinfo Port 1 TE mode BRI S T interface line for phone lines gt Protocol DSS Euro TSDN gt Layer 4 protocol 0x04000001 is detected but not allowed for TE lib gt Enildent 2 Port NOT useable for PBX maybe there is already a PBX running Port 2 TE mode BRI S T interface line for phone lines gt Frotocol DSS5S1 Euro ISDN gt Layer 4 protocol 0x04000001 is detected but not allowed for TE lib gt Ccntldent s z Port NOT useable for PBX maybe there is already a PBX running Port 3 TE mode BRI S T interface line for p
3. e Supports the ETSI standard using CPE PTP Point to Point CPE PTMP Point to Multipoint NET PTP Point to Point and NETPTMP Point to Multipoint DTMF detection on all B channels Suitable for 3 3 volts and 5 0 volts 32 bit PCI 2 2 slots amp PCl e 1 0 slots Onboard multi NT power feeding circuit Optional Hardware echo cancellation module db ISDN BRI IP PBX Voice over IP BRI termination gateways ISDN Least Cost Routers Traditional Calls VoIP Calls Conference IVR system ISDN Test Equipment Hardware requirement Least recommended hardware configuration e 1 6 GHz Pentium IV e 512 MB RAM e 3 3V or 5V 32bit PCI slot 2 2 PCI e 1x slots 1 0a Card dimensions CB400P amp CB200P 95 mm height x140 61mm Length CB400E amp CB200E 98 4 mm height x 140 mm Length WWW CEM SOLUTIONS NET Page 1 BRI Card User Manual Version 1 0 Hardware Setting Port amp Jumper Identification CB400P CB400E cards have four RJ45 ports CB200P CB200E cards have two RJ45 ports Each port can be configured as either TE or NT operation The ports are numbered in sequence from one to four The bottom port is Port 1 and the top port is Port 4 See Figure 1 amp 2 for appropriate identification of these ports TE NT configuration on the board for each port should match with software configuration The following explains the jumpers connectors and switches For CB400P and CB400E J1 J16 Group of 4 Jumper
4. 0 133 feet DSX 1 B4XXP PCI Card 0 Span 3 RED 0 O 0 CCS AMI O db CSU 0 133 feet DSX 1 B4XXP PCI Card 0 Span 4 RED 0 0 0 CCS AMI O db CSU 0 133 feet DSX 1 xCLI gt dahdi show channels Chan Extension COntext Language MOH Interpret Blocked State pseudo default default In Service 1 trom pstn default In Service 2 from psi default In Service 4 Erom psen default In Service 5 Erom pstn default In Service J Erom psen default In Service 8 from pstn default In Service 10 Tron oarn default In Service 11 from pstn default In Service If DAHDI channels are found it means they have been loaded into Asterisk You are going to edit dial plan by your requirements Users must make sure that the context from pstn and from internal are in WWW CEM SOLUTIONS NET Page 14 BRI Card User Manual Version 1 0 extensions conf here a simple example is given ExXrom pstn exten gt _X 1 Dial dahdi 1 exten gt _X n Hangup Exrom intern exten gt 100 1 Dial dahdi 4 EXTEN exten gt 100 n Hangup The dial plan achieves that when an extension telephone dials 100 Asterisk will transfer through channel 4 to the destination While a call comes from PSTN line Asterisk answers firstly and then gets through to the extension set which connects channel 1 After saving your dial plan please run asterisk then execute reload in the CLI Next you are able to make calls Using miSDN
5. In the following procedures loop back test performed to confirm the correct installation of the card For this a straight through cable is used e Configure the port 1 as NT mode and port 4 as TE mode by modifying the etc mISDN conf file lt xml vers1ion 1 0 gt SS Card Type BN250 BN4S0 BN8SO Card Attributes ulaw yes no dtmf yes no pcm_slave yes no ignore_pcm_frameclock yes no rxclock yes no crystalclock yes no watchdog yes no Port Attributes mode te nt link ptp ptmp master clock yes no capi yes no Card Type BN2E1 Card Attributes ulaw yes no dtmf yes no pcm_slave yes no ignore_pcm_frameclock yes no rxclock yes no crystalclock yes no watchdog yes no Port Attributes mode te nt link ptp ptmp optical yes no los yes no alis yes no slip yes no nocrc4 yes no capi yes no Card Type hfcmulti avmfritz w6692pc1 Port Attributes mode te nt link ptp ptmp capi yes no Module hfcmulti Options poll lt number gt pcm lt number gt debug lt number gt timer yes no Module hfcsusb WWW CEM SOLUTIONS NET Page 15 BRI Card User Manual Version 1 0 Options debug lt number gt poll lt number gt Module xnfe Options debug lt number gt Port Attributes mode te nt link ptp ptmp line s0 up capi yes no lineloop_bl yes no lineloop_b2 yes no lineloop_d yes no polx yes no Module mISDN_dsp Options d
6. 01 Clear channel Default Echo Canceler none Slaves 01 Channel 02 Clear channel Default Echo Canceler none Slaves 02 Channel 03 Hardware assisted D channel Default Echo Canceler none Slaves 03 Channel 04 Clear channel Default Echo Canceler none Slaves 04 Channel 05 Clear channel Default Echo Canceler none Slaves 05 Channel 06 Hardware assisted D channel Default Echo Canceler none Slaves 06 Channel 07 Clear channel Default Echo Canceler none Slaves 07 Channel 08 Clear channel Default Echo Canceler none Slaves 08 Channel 09 Hardware assisted D channel Default Echo Canceler none Slaves 09 WWW CEM SOLUTIONS NET Page 10 BRI Card User Manual Version 1 0 Channel Channel Channel Slaves 10 Clear channel 11 Clear channel LA 12 12 channels to configure Setting Setting Setting Setting Setting Setting Setting Setting channel channel channel channel channel channel channel channel Lox Tor LOL for for COT EOL Of echocan echocan echocan echocan echocan echocan echocan echocan Default Default Hardware assisted D channel Echo Cancel er s Echo Canceler Default ES tO to to to to tO none none none none none none none to none OO Oy Ul RAUDNE none none Slaves Slaves Echo Canceler 10 11 none channel channel channel channel Lor Tor Lor Tor ech
7. M SOLUTIONS NET Page 17
8. art load the driver by running e Load the Dahdi drivers erto initsd dandi start Loading DAHDI hardware modules wct4xxp OK wctel2xp OK wct1xxp OK wctellxp OK wctdm24xxp OK wcfxo OK wctdm OK WWW CEM SOLUTIONS NET Page 9 BRI Card User Manual Version 1 0 wcb4xxp OK wctc4xxp OK xpp_usb OK allo4xxp OK Running dandi cfg OK Generate config files dahdi_genconf This will generate etc dahdi system conf and etc asterisk dahdi channels conf files automatically Checking whether the generated files information agrees with your hardware setup if not you should modify to your specific requirements Do not forget to confirm dahdi channels conf is included in chan_dahdi conf if not included run command echo include dahdi channels conf gt gt etc asterisk chan_dahdi conf Reload parameters in driver dahdi_cfg vvvvv The command is used for reading and loading parameters in the configuration file system conf and writing to the hardware A part of the output is showed below dahdi_cfg vvvvv DAHDI Tools Version 2 5 0 1 DAHDI Version 2 5 0 1 Echo Canceller s HWEC Configuration SPAN 1 CCS AMI Build out 0 db CSU 0 133 feet DSX 1 SPAN 2 CCS AMI Build out 0 db CSU 0 133 feet DSX 1 SPAN 3 CCS AMI Build out 0 db CSU 0 133 feet DSX 1 SPAN 4 CCS AMI Build out 0 db CSU 0 133 feet DSX 1 Channel map Channel
9. ebug lt number gt options lt number gt poll lt number gt dtmfthreshold lt number gt lt mISDNconf gt lt module poll 128 debug 0 timer no gt hfcmulti lt module gt lt module debug 0 options 0 gt mISDN_dsp lt module gt lt devnode user root group root mode 644 gt mISDN lt devnode gt lt card type BN4S0 gt lt port mode te link ptmp gt 1 lt port gt lt port mode te link ptmp gt 2 lt port gt lt port mode te link ptmp gt 3 lt port gt lt port mode nt link ptmp gt 4 lt port gt lt card gt lt mISDNconf gt Restart the mISDN drivers by executing the command mISDN restart e Plug the straight through cable into the port 1 and port 4 e Modify the Asterisk config files appropriately tvi etc asterisk misdn conf outcall ports 1 context from isdn isdn ports 2 3 4 context to isdn adding the postfix ptp to a port number is obsolete now chan_misdn parses etc misdn init conf and sets the ptp mode to the corresponding configs For backwards compatibility you can still set ptp here Edit dial plan in extensions conf file vi etc asterisk extensions conf Erom 1sdn exten gt _X 1 Dial SIP 555 to isdn exten gt _X 1 Dial mISDN g isdn EXTEN The dial plan is linked with misdn conf The example shows the port 1 is used for inbound calls and port 2 3 4 4 are used for outbound calls WWW CEM SOLUTIONS NET Page 16 BRI Card U
10. he etc asterisk directory WWW CEM SOLUTIONS NET Page 7 BRI Card User Manual Version 1 0 Using miSDN Installation Test Environment considered OS CentOS 5 5 Kernel version 2 6 18 274 7 1 el5 Asterisk version gt Asterisk 1 4 18 mISDN version mISDN v1_1 9 1 Hardware CB400P CB400E CB200P CB200E 1 After inserting the card into your PCI slot boot your machine to linux and execute the following command to list the devices detected by the PCI bus lspci vn Confirm the output lists a device with CEM s PCI vendor ID which is b51a The output will be similar to the following 00 09 0 ISDN controller Cologne Chip Designs GmbH ISDN network Controller HFC 4S rev 01 Subsystem Cologne Chip Designs GmbH Unknown device b5la Note The output of Ispci may or may not state Unknown device If it does not this does not indicate a problem The CEM Solution s card identifier should be listed If a card identifier is not listed then your machine is not PCI 2 2 or higher and the card will not work To install asterisk and mISDN in centos OS we have to install the following prerequisite packages bison bison devel zlib zlib devel openssl openssl devel gnutls devel flex gcc gcc C Execute the following command to install the above mentioned packages yum install bison bison devel zlib zlib devel openssl openssl devel gnutls devel flex gcc gaec c Download the mISDN and mlSDNuser driver wh
11. hone lines gt Protocol DSsl Euro ISDN gt Layer 4 protocol 0x04000001 is detected but not allowed for TE lib gt childont 2 WWW CEM SOLUTIONS NET Page 12 BRI Card User Manual Version 1 0 Port NOT useable for PBX maybe there is already a PBX running Port 4 TE mode BRI S T interface line for phone lines gt Protocol DSssl Euro ISDN gt Layer 4 protocol 0x04000001 is detected but not allowed for TE lib gt Childcnt z Port NOT useable for PBX maybe there is already a PBX running mISDN_close fid 3 isize 131072 inbuf 0x8410060 irp 0x8410060 lend 0x8410060 Enabling Echo Cancellation All CEM Solutions BRI cards is enhanced with optional echo cancellation module LEC Model names with postfix D are with LEC module It improves voice quality in environments where software echo cancellation is not sufficient The LEC provides 64ms of echo cancellation simultaneously on all eight four B channels Echo cancellation is enabled by setting echocancel 64 in chan_dahdi conf and vpmsupport 1 in etc modprobe d dahdi conf for wcb4xxp Echo cancellation is disabled by setting echocancel 0 in chan_dahdi conf and vemsupport 0 in etc modprobe d dahdi conf for wcb4xxp mISDN driver will not support echo cancellation Test Configuration Using Dahdi Verify the Dahdi amp Asterisk is properly configured with these commands e Load DAHDI drivers into the kernel using the modprobe utili
12. ich are available at http www cem solutions net bri card html wget http www cem solutions net firmware bri card mISDN tgz wget http www cem solutions net firmware bri card mISDNuser 1 L Starr OZ Expand the downloaded file compile its contents and install the drivers and tools tar xvzf mISDN tar gz cd mISDN 1_1_9 1 make WWW CEM SOLUTIONS NET Page 8 BRI Card User Manual Version 1 0 make install tar xvzf mISDNuser tar gz cd mISDNuser 1_1 9 1 make make install EE H 5 Asterisk Installation For using Asterisk for your application follow the steps below e Download the Asterisk version 1 4 18 wget http downloads asterisk org pub telephony asterisk releases asterisk 1 4 18 tar gz Expand the downloaded file compile and install tar Zxvf asterisk X x current Lar gz cd asterisk X X X CONFIGure make menuselect make make install SF HH 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 any older Asterisk configuration files that you have in the etc asterisk directory software Configuration This session will provide steps for configuring the card and verifying its setup Using Dahdi After compiling amp installing DAHDI and Asterisk please add the line allo4xxp at the end of the file in etc dahdi modules and st
13. ion of S T Interface 1000hm SW1 SW2 SW3 SW4 3 3V Power Selection 090 PCI 3 3V Switch in ON Position MODE NT Ca 5V to 3 3V converter Switch in OFF Position MODE TE Figure 1 Jumper amp switch position for CB400P E cards WWW CEM SOLUTIONS NET Page 3 BRI Card User Manual Version 1 0 BRI_PCI_ 2 Port Jumper Setting Pullup Pull down for TE NT SW6 pe fegding Only for NT Moge With jumper NT Mode connect the jumpers as per the port number identification on top Switch in ON Position TE Mode Switch in Off Position NT Mode za A Without jumper TE Mode Jumper Settings for TE NT Mode Set all jumpers to the right to select NT Mode io A port P6 to use only for NT mode Set all jumpers to the left to select TE Mode for this port Termination of S T Interface 1000hm SW1 SW2 3 3V Power Selection OGIO PCI 3 3V Switch in ON Position eS MODE NT foo 5V to 3 3V converter Switch in OFF Position MODE TE Figure 2 Jumper amp switch position for CB200P E cards WWW CEM SOLUTIONS NET Page 4 BRI Card User Manual Version 1 0 NT or TE Mode Selection NT and TE mode is de
14. ne to linux and execute the following command to list the devices detected by the PCI bus lspci vn Confirm the output lists a device with CEM s PCI vendor ID which is b51a The output will be similar to the following 00 09 0 ISDN controller Cologne Chip Designs GmbH ISDN network Controller HFC 4S rev 01 Subsystem Cologne Chip Designs GmbH Unknown device b5la Note The output of Ispci may or may not state CEM solutions net If it does not this does not indicate a problem and the device ID may change due to chip upgrade The CEM card identifier should be listed If a card identifier is not listed then your machine is not PCI 2 2 or higher and the card will not work 2 To install Libpri DAHDI and Asterisk in CentOS we have to install the following prerequisite packages bison bison devel zlib zlib devel openssl openssl devel gnutls devel flex gcc gcc C Execute the following command to install the above mentioned packages yum install bison bison devel zlib zlib devel openssl openssl devel gnutls devel flex gcc gcc ct libxml2 3 Download the libpri software which are available at htto downloads asterisk org pub teleohony libpri libpri 1 4 current tar gz wget http downloads asterisk org pub telephony libpri libpri 1 4 c urrent tar gz WWW CEM SOLUTIONS NET Page 6 BRI Card User Manual Version 1 0 4 Expand the downloaded libpri under usr src directory compile its conten
15. ntegrated with the Linux kernel Recommendation Linux distributions CentOS 5 4 5 5 and Ubuntu 10 04 11 10 Asterisk Version Asterisk 1 4 1 6 1 8 CEM Dahdi Driver Dahdi 2 4 x 2 5 2 6 x 2 7 X For an introduction to Asterisk including additional information on its configuration setups and features please refer to http www asterisk org To install your CB400P CB400E CB200P CB200E card you will need e Full Linux kernel 2 6 15 or later source code e Development libraries and headers for ncurses e Development libraries and headers for zlib and openssl WWW CEM SOLUTIONS NET Page 5 BRI Card User Manual Version 1 0 e Development libraries and headers for newt e GCC and standard software build tools It is recommended that you use the most recent version of the Asterisk DAHDI and libpri software with the patches provided for the best results Asterisk 1 4 releases later than 1 4 21 and all releases of Asterisk 1 6 will automatically use DAHDI If you wish to use the old versions of asterisk 1 4 or 1 2 you will need to follow the installation procedure with mMISDN and mlSDNuser Using Dahdi Installation Test Environment considered OS CentOS 5 5 Kernel version i 2 6 18 274 7 1 el5 Asterisk version Asterisk 1 8 4 2 CEM Dahdi version dahdi linux complete 2 5 0 1 2 5 0 1 from Libpri version libpri 1 4 Hardware CB400P CB400E CB200P CB200E 1 After inserting the card into your PCI slot boot your machi
16. ocan echocan echocan echocan Setting Setting Setting Setting O to none 10 to none 11 to none 12 to none The following is a typical system conf setup for BRI Span 1 B4 0 1 B4XXP span 1 1 0 ccs ami termtype te bchan 1 2 hardhdlc 3 Span 2 B4 0 2 B4XXP span 2y 47070087 am1 termtype te bchan 4 5 hardhdlc 6 Span 3 B4 0 3 B4XXP Span 3 57 0y008S ami termtype te bchan 7 8 hardhdlc 9 Span 4 B4 0 4 B4XXP span 4 4 0 ccs ami termtype te bchan 10 11 hardhdlc 12 Global data loadzone defaultzone us us Using miSDN PCI Card 0 Span 1 MASTER AMI CCS PCI Card 0 Span 2 AMI CCS PCI Card 0 Span 3 AMI CCS RED PCI Card 0 Span 4 AMI CCS RED e Modify the etc modprobe d blacklist file to add some blacklist Add the following lines in the end of file blacklist blacklist blacklist blacklist hisax hisax_fcpcipnp hisax_1sac Cre oci WWW CEM SOLUTIONS NET Page 11 BRI Card User Manual Version 1 0 blacklist isdn blacklist slhe Dlackiisc capi blacklist capifs blacklist kernelcapi blacklist kernel_capi blacklist avmfritz blacklist hfc4s8gs_ 11 e Execute the following command to confirm the card is detected using the mISDN tool mISDN scan 1 mISDN compatible device s found gt gt BN4S0 e Execute the following command to generate the configure file etc mISDN conf And edit the file appropriately it is self documented
17. s for TE NT Mode setting Pull up Pull down switch for TE NT Mode setting SW1 SW4 DIP Switches for Termination in NT Mode Pe SMPS power connector Used in NT mode P7 P10 Power feeding jumpers P3 P4 Hardware echo cancellation connectors For CB200P and CB200E J1 J8 Group of 4 Jumpers for TE NT Mode setting Pull up Pull down switch for TE NT Mode setting SW1 SW2 DIP Switches for Termination in NT Mode Pe SMPS power connector Used in NT mode P7 P8 Power feeding jumpers Hardware echo cancellation connectors NOTE Please focus on the switch number amp connection number of switch SW6 shown in the below diagram WWW CEM SOLUTIONS NET Page 2 BRI Card User Manual Version 1 0 CEM_4 Port BRI card Jumper Setting Pullup Pull down for TE NT SW6 Power feeding Only for NT Mode With jumper NT Mode connect the ASA Switch in ON Position TE Mode BBABBBHB jumpers as per the port ai i number identification on 1 2 3 4 top Switch in Off Position NT Mode 5 Without jumper TE Mode el Bla Bel BB Jumper Settings for TE NT Mode Set all jumpers to the right to select NT Mode for this port P6 to use only for NT mode Set all jumpers to the left to select TE Mode for this port Terminat
18. ser Manual Version 1 0 After asterisk reload check the status of misdn module through the CLI CLL gt misdn Show Stacks BEGIN SIACK LISI Port 1 Type TE Prot PMP L2Link DOWN LlLink UP Blocked 0 Debug 0 Port 2 Type NT Prot PMP L2Link DOWN L1Link DOWN Blocked 0 Debug 0 Port 3 Type NT Prot PMP L2Link DOWN L1Link DOWN Blocked 0 Debug 0 Port 4 Type NT Prot PMP L2Link DOWN L1Link UP Blocked 0 Debug 0 x x x e The below screens show the asterisk debug capture of outbound call amp inbound call Inbound call CLL gt Executing 0806711209518 rom 1sans lt l Dial mLSDN i u0 mISDN 4 08067120954 in new stack Called 4 08067120954 mISDN tmp2 ul is proceeding passing it to mISDN 1 u0 MILSDN7tmp2 ul iS ringing Spawn extension isdn in 08067120954 1 exited non zero on mISDN 1 u0 Outbound call CLI gt Executing 7259691271 0fo isdn 1 Dial miSDN 7 u0 mI SDN 1 7259691221 in new stack Called 1 7259691221 mISDN 1 u2 is proceeding passing it to mISDN 7 u0 MISDN 1 02 is ringing mISDN 1 u2 is making progress passing it to mISDN 7 u0 Spawn extension isdn out 259691221 1 exited non zero on MESDN 740 P 0 received 1k Unhandled Bchannel Messages prim 2481 len 0 from addr 35010480 dinfo 0 om TALS port Reference http www cem solutions net http Awww misdn org index php Main Page http www asterisk orqg http www voip info org WWW CE
19. termined by TE NT Mode setting jumpers switches power feeding jumpers and termination switch Each of the four two ports can be set for TE or NT mode independently Note The default Jumper setting is in TE mode TE mode Place the group of 4 TE NT Mode setting jumpers on position 1 2 of the connectors termination switches towards OFF position TE NT Mode setting switch SW6 towards ON position and remove the power feeding jumpers NT mode Place the group of 4 TE NT Mode setting jumpers on position 2 3 of the connectors termination switches towards ON position TE NT Mode setting switch SW6 towards OFF position Terminating the NT Mode Line In NT mode an additional 100 ohm termination can be provided for each port with the termination DIP switches See Figure 1 2 for a detailed illustration of this setting This switch must not be turned OFF in TE mode The default setting is OFF Onboard Power for NT Mode ISDN phones can be externally powered or powered from the BRI line While using phones sourcing power from BRI lines following settings are necessary SMPS power should be connected on P6 Power feeding jumpers should be connected for each port See Figure 1 amp 2 for a detailed illustration of this setting These jumpers must be removed in TE mode The default setting is jumpers are open Software Installation CEM Digital cards hardware are only supported under Linux It requires drivers and libraries which are not i
20. ts and install the drivers tar 2XVE l1ibpri 1 4 c0urrents tar gz ed libpri 1l 4 make make install SF SF 5 Download the CEM DAHDI drivers which are available at http www cem T solutions net bri card html under DRIVERS amp MANUAL Section wget http www cem solutions net firmware bri card cem dahdi drivers dabdi 110ux comp lete 2z 5 0 172 5 0 1L tar gz Untar the downloaded file compile and install using the following commands cd sr sre tar Zzxvt Cdahci linux Comolere 2 5 0 i17245 0 1 0tar Gz cd dahdi Linux complete 2 5 0 142 5 0 1 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 Asterisk installation For using Asterisk for your application follow the steps below Download the Asterisk 1 8 latest release version wget http downloads digium com pub telephony asterisk asterisk 1 8 current Cabygz t tar xzv asterlsk 1l e current tat Oz cd asterisk 1 8 configure with pri libpri 1 4 with dahdi dahdi linux Comp lete 2 5 0 172 5 DeL make menuselect make make install 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 any older Asterisk configuration files that you have in t
21. ty The appropriate driver for the CB400P CB400E CB200P CB200E cards is cem4xxp Execute the following commands modprobe cem4xxp dahdi_cfg vv dmesg dahdi Telephony Interface Registered on major 196 dahdi Versioni 2 9 0 1 wcb4xxp 0000 00 0c 0 probe called for b4xx PCI Enabling devices 0000 0070c 0 0100 gt 0103 ACPI PCI Interrupt 0000 00 06 0 4 gt GSI 17 level low gt IRO 201 cem4xxp 0000 00 0c 0 Identified CEM QuadBri controller rev 1 at 0001e800 IRQ 201 Inside zarlink ec init Chip Type 215023472150235 zarlink LEC chip Select chap 2L39065 2L50232 with 32 channels zarlink_LEC_chip Inserting EchoCanceler module 32 channels cem4xxp 0000 00 0c 0 GPIO e0 Port 1 TE mode cem4xxp 0000 00 0c 0 GPIO e0 Port 2 NT mode cem4xxp 0000 00 0c 0 GPIO e0O Port 3 NT mode cem4xxp 0000 00 0c 0 GPIO e0 Port 4 NT mode WWW CEM SOLUTIONS NET Page 13 BRI Card User Manual Version 1 0 cem4xxp 0000 00 0c 0 Did not do the highestorder stuff e Run dahdi_tool from the command line and see if the span turns green for each span you have connected dahdi_tool e Start Asterisk and then connect to the Asterisk CLI asterisk vvvvvgc Please run the following command CLI gt dahdi show status Description Alarms IRQ pPpviol CRC Fra Codi Options LBO B4XXP PCI Card 0 Span 1 OK 0 0 0 CCS AMI O db CSU 0 133 feet DSX 1 B4AXXP PCI Card U Span 2 OK 0 0 0 CCS AMI O db CSU
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