Call Manager User`s Manual
Contents
1. Logger Statistics Audit Task Retransmissions General Telephony Select statistic parameters Elapsed time Failed calls Hetransm from Call Manager Hetransm from Gateway Sent MGCP commands Received MGCP commands Errors number dv Call Length Number of GY digconnectione Synchronization shortages Average Packets Lost Average Jitter Average Latency cancel Use the check boxes in the above window to determine what Statistics parameters are displayed in the Statistics window 2 4 3 Audit Task Select Audit Task tab Revision 2 4 43 April 2001 r VE on AudioCodes Call Manager Figure 2 23 Audit Task Configuration Call Manager Configuration Logger Statistics Audit Task Retransmissions General Telephony Endpoints Monitorin W Enable Interval per endpoint sec 120 E Endpoint state mismatches 2 H of sent messages in Burst E Trunks Monitorin M Enable Interval per trunk sec 120 Gateways Monitorin W Enable Interval per gateway sec 120 Humber of answers for GW reconnection E Calls Monitorin W Enable Silence detection timeout sec E 5 Half duplex silence detection Silence threshold activity SZ hi 0 OK Cancel 2 4 3 1 Endpoints Monitoring Configuring The task works for MGCP endpoints only This means it does not work for E1 T1 type If check box Enable is checked then the Endpoints Monitor is active2. ON when the check box is checked 3 Silence Suppression ON when the check box is checked 4 Volume Level Should be in the range 0 63 5 Type of Service For IP datagram should be in the range 0 255 The scope of capability parameters applies to all Gateway Trunks and Endpoints selected to use Gateway s Default Capabilities The Gateway capabilities can be changed during the operation of Call Manager Revision 2 4 19 April 2001 Call Manager Select the TPNCP Options tab to set the TPNCP default parameters for E1 T1 type only Figure 2 7 Gateway Properties TPNCP Options Gateway Properties z EIEUROISON NOTRACE S UNKNOWN now o S Sitz S Parameters in the Gateway Properties window used for gateway initialization are 1 Type of board 2 Transport type UDP or TCP 3 Trunk protocol also defines trunk s type E1 or T1 Revision 2 4 20 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application Note 1 Note 2 2 1 2 4 Trace Level set for debugging purposes according to the TPNCP manuals The other parameters are used to configure PRI ISDN Setup message The scope of these parameters applies to all Gateway Trunks selected to use Gateway s Default Capabilities The useful parameters of the above fields for Media Gateway modules are Board Type and Transport Type Changes to the above parameters are not applied after the operat
3. Tel 86 10 8529 9706 Fax 86 10 8529 9707 Technical Support support audiocodes com Revision 2 4 50 April 2001
4. The purpose of the task is synchronization between logical and actual endpoints states and lists of requested events The task continuously sends AUEP to all endpoints defined in the system To manage the task s performance the User can change the following parameters e Endpoint state mismatches maximum number of synchronization mismatches When the specified number of mismatches has occurred for some Endpoint the logical Endpoint s state is updated Revision 2 4 44 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application 2 4 3 2 2 4 3 3 2 4 3 4 if the Endpoint is participating in some call then the call is interrupted e Number of sent messages in burst maximum number of AUEP commands sent in one burst the command is not sent to all defined endpoints at once in order not to overload the network e Interval per Endpoint the time interval between sequential AUEP commands per endpoint Configuration of Trunk Monitoring If the check box Enable is checked the Trunks Monitor is active The purpose of the task is to verify alarm and D channel statuses of all enabled E1 T1 Trunks The task continuously sends acPSTNGetAlarmStatus and acISDNGetDChannelStatus for PRI ISDN protocol only to every E1 T1 trunk defined in the system Configuration of Gateway Monitoring If the check box Enable is checked then the Gateways Monitor is active The purpos
5. open the Endpoint Properties window of the source Endpoint see Gateways amp Endpoints Configuration in the manual Press the Connect button you ll be connected to the phone number defined in the Destination Phone Number field Note that the destination line should be a valid Transparent Endpoint that is not busy To finish the call press the Disconnect button in the Endpoint Properties window of the source or destination Endpoint Transparent to FXS Call Making a call from a Transparent Endpoint to an FXS Endpoint is the same as Transparent to Transparent On the FXS Endpoint the usual signaling is applied When the Connect button is pressed on the telephone connected to the destination FXS Endpoint a ringing tone is heard The call is finished when the destination FXS phone is on hooked or the Disconnect button is pressed in the Endpoint Properties window of the Transparent Endpoint FXS to Transparent Call To make a call from an FXS Endpoint to a Transparent Endpoint dial the phone number of the destination Transparent Endpoint If it is valid and not busy the conversation is established The call is finished when the FXS Endpoint s telephone is on hooked or the Disconnect button is pressed in the Endpoint Properties window of the Transparent Endpoint Selecting All Transparent Endpoints The Gateways amp Endpoints Configuration window features options
6. 48 2 4 6 2 Configuring Phone Numbers manani ww nanwwini ww wani 49 2 4 6 3 Configuring Call Ivpes 49 Revision 2 4 7 April 2001 e un tl AudioCodes Call Manager List of Figures Figure 2 1 Call Manager Main VW mdow eminem wamununununiw ww nanuna kununu nuniwwnww awn wiza wuniww iwa kikinen iwa ereenn 11 Figure 2 2 Configuration of Gateways A Endpoomts munini wwa muna munini munini niwa wuneww nina 12 Figure E ur 13 Figure 2 4 Gateway Properties Genera 15 Figure 2 5 Gateway Properties COMMON Defaults rrrrnurnrnnnnvnnnnnernnnnevrnnnrennnrrernnrneennnnrenrnerennnenrennnnnnsrennn 16 Figure 2 6 Gateway Properties MGCP Optons rererere nne 18 Figure 2 7 Gateway Properties TPNCP Options ccccccssssceceeseeceeeeceeeececeeuceceeueeessseessaueessneeesaasneeeessess 20 Figure 2 8 Trunk Properties Genera 22 Figure 2 9 Endpoint Properties Genera 23 Figure 2 10 Endpoint Properties MGCP Capabilities wwwmmmmamwwmwanwwanwanuwanamanwwwaazwaa 25 Figure 2 11 FXO Endpoint Specific ii GEGEN det bee UARAN REEKSEN 27 Figure 2 12 Transparent Gelee Wa Ee 28 Figure 2 13 euer UE 29 Figure 2 14 Calls Status vr 33 Figure 2 15 Call CONTIG UN QUO MN vr 34 Figure 216 dE 35 Figure 2 17 Failed Calls bropertes nunu nu kumiminiwa wiza wanakikuniwi nikwa 37 Figure 2 18 Retransmission ele ET 38 Figure 2 19 Error de TEE 38 Figure 2 20 Logger Configurator
7. program s state machines or internal logic errors WARNINGS Je cal about communication problems and failed calls DEBUG Different debug messages of the program Revision 2 4 41 April 2001 F a C on AudioCodes Call Manager 2 4 1 4 Message Filtering The User can cancel Log Messages for some gateways trunks endpoints by pressing the Filtering button Figure 2 21 Logger Filtering Logger Filtering TRACEABLE FILTE RED GatewayT 10 1 114 1 Gateway 10 1 114 1 1411 Une 1410 nef 1412 Line 2 Gateway 10 1 114 2 1413 Line 3 1452 Lines 1416 Line B 1417 Une Gateway 10 1 114 2 1450 Line 0 1451 Line 1 1453 Line 3 1454 ne Al 1455 Line 5 Apply On f Screen W Logfile 2 Gateways 10 Endpoints 2 Gateways 2 Endpoints The two pane window enables Log Messages filtering The left pane displays all unfiltered gateways and endpoints The right pane displays all filtered gateways and endpoints To move gateways endpoints between the two panes use the buttons with arrows The filter can be applied for messages printed on the screen into the Log file or both The feature can be managed by checking the Apply On check boxes Revision 2 4 42 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application 2 4 2 Statistics Select Statistics tab Figure 2 22 Statistics Configuration Call Manager Configuration
8. shall not be liable for damages due to delays in deliveries or use In no event shall AudioCodes be liable for any incidental or consequential damages due to breach of this warranty or for any infringement action initiated by a third party The Buyer s sole remedy for any breach shall be limited to the remedies set forth herein and shall not exceed the sale price for the Products Revision 2 4 3 April 2001 Tu WA on AudioCodes Call Manager Acknowledgements MediaPack TrunkPack and NetCoder are registered by AudioCodes Ltd AudioCodes acknowledges that various products referred to in this manual are subject to copyright and or trademark by their respective registered holders Abbreviations and Terminology Each abbreviation unless widely used is spelled out in full when first used and only Industry standard terms are used throughout this manual Call Manager 2 4 Release Notes These Release Notes summarize the differences between the previous version of Call Manager 2 3 and the current version 2 4 1 Added support of signaling for trunk gateways and cards Signaling is supported over proprietary TPNCP protocol 2 New gateway endpoint type is added in the GUI E1 T1 type for trunk gateways New option via the GUI to add Trunks for E1 T1 gateways 4 Special E1 T1 gateways configuration is added transport type protocol etc Gateway s prefix must now be two digits Alarm statuses of the E1 T1 g
9. while updating statistic parameters it s impossible to Know to which Gateway the event belongs In this case only the Total counter is updated Automatic reset of all data in the window is performed when Call Manager is activated Revision 2 4 35 April 2001 e un tl AudioCodes Call Manager All counters are updated every second To stop displaying data in the window right click and choose the option Freeze from the open menu To run the window again right click and choose the option Run from the open menu To reset counters of specific Gateway or counters of all defined Gateways in run time right click on the title of the Gateway to reset or Total to reset all and choose the option Reset Gateway Counters from the open menu Description of Statistic parameters Elapsed Time time elapsed from last reset Call Attempts number of attempts to call Failed Calls number of unsuccessful calls conversation hasn t been established Retransmissions from Call Manager number of times some MGCP command or response was retransmitted by Call Manager Retransmissions from Gateway number of times some MGCP command or response was retransmitted by Gateway Sent MGCP commands total number of sent MGCP commands Received MGCP commands total number of received MGCP commands Error number total number of errors in the system Av Call Length average length of Call per Ga
10. EE 40 Figure 2 21 Logger PIMC EE PE EE EE EE 42 Figure 2 22 Statistics Configuration ic i ccecccseccesasaceatestaccavseaeistesandie seenesedarsnecdastavecteeesecs sesaediavensecedsaencdastetecareesetes 43 Figure 2 23 Audit Task Conmnouravion EE 44 Figure 2 24 Retransmissions Configuration cccccccsccceseeeeceeeeeeeeeeeeeseeeeeseeeeeseeeeeeseeeeeseeeeeaeeeeesaesaeeeessaeeesaaes 46 Figure 2 25 General Confguraton ceeeeeeeeeeeeeeeeeeeeeeseeeeeseeeeeeeeeeeeaeeeeeseeeeeaeeeeeesesaaseesseeeesseeeesaaes 47 Figure 2 26 Telephony Configuration EE 48 Revision 2 4 8 April 2001 Call Manager User s Manual Chapter 1 Call Manager Software 1 Call Manager Software 1 1 Software Installation Procedure Call Manager can be installed on Windows NT or Windows 98 To install Call Manager run the Setup exe file from the package supplied The package can be on five diskettes of 1 44 MB each or a CD ROM package containing 10 files total size 6 MB During the installation procedure the User is prompted to answer typical installation questions destination directory folder name and so on After the installation procedure the destination directory will contain the program s executable file CallAgent exe the Log file CallManager log and the directory data containing the database s definitions Revision 2 4 9 April 2001 Revision 2 4 Reader s Notes 10 April 2001 Call Manager User s Manual Chapter 2 Call Man
11. a GE AudioCodes Call Manager User Manual and Installation Guide Revision 2 4 Catalog Number LTRT 00085 US AudioCodes Inc 2890 Zanker Road Suite 200 San Jose CA 95134 Tel 408 577 0488 Fax 408 577 0492 International AudioCodes Ltd 4 HaHoresh Road PO Box 14 Yehud 56470 Israel Tel 972 3 539 4000 Fax 972 3 539 4040 China AudioCodes 2721 South Tower Kerry Center 1 Gaung Hua Road Chao Yang District Beijing 100020 P R China Tel 86 10 8529 9706 Fax 86 10 8529 9707 Technical Support support audiocodes com Call Manager User s Manual General Notice This Users Manual describes the AudioCodes Call Manager Application Software Information contained in this document is believed to be accurate and reliable at the time of printing However due to ongoing product improvements and revisions AudioCodes cannot guarantee the accuracy of printed material after the Date Published nor can it accept responsibility for errors or omissions For Technical Support contact E mail support audiocodes com In the US fax 408 577 0492 In other countries fax 972 3 539 4040 2001 AudioCodes Ltd This document is subject to change without notice Date Published Apr 22 2001 Date Printed Apr 30 2001 General Warranty AudioCodes Ltd hereinafter AudioCodes warrants that its Products hereinafter Products shall conform to AudioCodes published specifications for a period of one 1 year T
12. ager Application 2 Call Manager Application Start Call Manager from the Programs menu the following window appears Figure 2 1 Call Manager Main Window 2 Call Manager B lsi Ei File Configuration View Tools Help gt Sr Te Start Gateways Calls Statistics 17 39 45 40b DEBUG TMainForm Formnshow Starting Call Manager 1 Gateways 5 Endpoints o f 2 1 Configuration of Gateways and Endpoints In Call Manager s main window shown above select Configuration and then Gateways amp Endpoints the Gateways amp Endpoints Configuration window opens as in Figure 2 2 Revision 2 4 11 April 2001 1 Ve tl AudioCodes Call Manager Figure 2 2 Configuration of Gateways amp Endpoints Gateways amp Endpoints Configuration Gateways Trunks Endpoints View Sp Ce 1000 mp200 IS trunk OnHook EITT G711 MuLaw AGG mp200 CAS 10 21148 Jemp mp200 IS trunki OnHook EITT G711 MuLaw a EI mp200 ISDN 10 2 114 9 r 1002 mp l0 IS trunki d OnHook EIT GI MuLaw III mp ldl 15 trunki 3 OnHook EITT Gl Mul ew P1004 mp ldl 15 trunki d OnHook EITI Gl MuLaw fe 1005 mp ldl 15 trunki 5 OnHook EITT Gl MuLaw fe 1006 mp200 15 trunki b OnHook EITT Gl Mul ow III mp2ldl 15 trunki OnHook EITT Gl Mul ow fe 1006 mp2dl 15 trunki F OnHoock EITT Gl Mul ow Se 1009 mp ll 15 trunki 4 OnHook EITT Gl MuLaw 1010 mp2ll 15 trunki 10 OnHook EITT Gl Mul ew 1011 mpel0 IS
13. all incoming call The Endpoint incoming call is transferred by Call Manager to the Destination Phone Number defined for the FXO Endpoint FXS to FXO Call outgoing call Four ways to make a call from an FXS Endpoint to the FXO Endpoint connected to PBX 1 Dial 9 from the FXS Endpoint the User can set another number for the calls type via the Telephony tab of the Call Manager Configuration window Call Manager selects a not busy FXO line If all FXO Endpoints are busy a busy tone is heard 2 Dial the phone number of the specific FXO Endpoint from the FXS Endpoint If the Endpoint is not busy the conversation is established through the Endpoint 3 Dial 8 from the FXS Endpoint the User can set another number for the calls type via the Telephony tab of the Call Manager Configuration window Call Manager searches for the FXO Endpoint for which the Destination Phone Number is the Phone Number of the originating FXS Endpoint If such an Endpoint is found and it s not busy the conversation is established through this Endpoint 4 Dial the prefix of some FXO gateway Call Manager selects a line that isn t busy from the gateway with the dialed prefix Revision 2 4 30 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application 2 2 5 2 2 6 2 2 1 2 2 8 Transparent to from Transparent Call A Transparent Call is a call without signaling To make a call
14. allows debugger options to be set for the UDP socket e To enable the debugger check the Enable check box e Choose the debugger s report level by selecting one of the options in the Combo box Report Level 2 4 66 Telephony Select the Telephony tab Figure 2 26 Telephony Configuration Call H anager Configuration 2 4 6 1 Tone Parameters e Ring detection timeout timeout between sequential ring signals on the FXO endpoint e Dial Tone Detection Timeout timeout to detect dial tone on FXO line not used in version 2 2 Revision 2 4 48 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application 2 4 6 2 Configuring Phone Numbers Length of phone number number of digits in the endpoint s phone number First digit first digit phone s number interval May be defined as one digit in which case all phone numbers have to begin with that digit Alternately it may be defined as interval in format from to 2 4 6 3 Configuring Call Types Revision 2 4 If the Enable Random FXO line check box is checked then by dialing a number specified in the text field Random External Call Access the User can get the first non busy FXO line If the Enable Remote Connection check box is checked then by dialing a number specified in the text field Remote Connection Access the User can get their own FXO line The own FXO line is one wh
15. ameters in the window are divided into 2 categories 1 Details Phone Numbers Prefix the common phone number s prefix for the Endpoints of the Gateway Endpoint s Local Name the common prefix for the Endpoints local names 2 Type Select FXS FXO or Transparent default according to Gateway type Revision 2 4 16 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application Revision 2 4 Select FXS for Endpoints that are connected to phones select FXO for Endpoints connected to PBX or to PSTN Transparent type can be defined for any Endpoint A transparent Endpoint doesn t support any signaling To create connections to or from a transparent Endpoint see Section 2 1 3 2 Transparent Type Specific Configuration on page 28 Transparent type can be used for testing the MP 200 E1 T1 trunk Endpoints Select E1 T1 type for E1 T1 trunk gateways that support TPNCP AudioCodes proprietary protocol For a Gateway that contains mixed Endpoints enter the Endpoint configuration window and select the correct Endpoint type 17 April 2001 Call Manager Select the MGCP Options tab to set the MGCP default parameters Figure 2 6 Gateway Properties MGCP Options Gateway Properties Revision 2 4 18 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application Parameters in the Gateway Properties window are 1 Codec The default voice compression coder 2 Echo Cancelation
16. an be changed in run time The Audit task of the program is changed Different levels of monitoring are now possible Endpoints monitoring Gateways monitoring Calls monitoring For FXO to FXO calls it s possible to disconnect a call when silence is detected in one or both directions A special feature has been added in FXO to FXS calls The prefix phone number of the source FXO gateway is dialed when the destination FXS answers In FXO to FXS calls the scenario for busy destination is changed According to the new scenario the incoming call from PBX is not answered and the caller gets a ring back tone generated by the PBX According to the old scenario the incoming call was answered and the caller got a busy signal 6 April 2001 Call Manager User s Manual Call Manager Software Table of Contents 1 CALL MANAGER SOFTWARE ivsssissisicisavssscsistsssccainssicctscnsncaiantnnvetucaievesnasanesss 9 1 1 SOFTWARE INSTALLATION PROCEDURE mununnnnnnnnnnnnnvnnvnnnnnnnnnnnevnnnnnnnnernennee 9 2 CALL MANAGER APPLICATION mnnnnnnnnnnnnnnnnnnnnnnnnnnnnennnenannnnnnnnnnnnennnvnnnunnn 11 2 1 CONFIGURATION OF GATEWAYS AND ENDPBOINTS 11 2 1 1 Gateway Contfguraton mini 14 EE EIERE 21 2 1 3 Endpoint Conng rati N WEE 22 2 1 3 1 FXO Type Specific Configuration cccccccceesseeeeeeeeeeaeeeeeseeeeeeees 26 2 1 3 2 Transparent Type Specific Configuration 28 2 1 3 3 E1 T1 Typ
17. ateways can be viewed via the Gateways amp Endpoints Configuration window Trunks Monitoring task is added to manage trunk statuses New call types are possible FXS gt E1 T1 E1 T1 gt FXS E1 T1 gt E1 T1 ISDN or CAS protocols are used for trunk gateways 9 Inthe Statistics window Errors Number group a new sub group TPNCP Module was added Revision 2 4 4 April 2001 Call Manager User s Manual Call Manager Software Earlier Release Notes 10 11 12 13 14 Revision 2 4 Deletion of all existing connections when exiting or deactivating the program The User can disable the feature via the Configurations window General tab Error and warning messages of the logger are also saved in a different file The parameters of the file can be managed via the Configurations window Logger tab Filtering logger messages is possible Filtering can be applied to the Debug window or log file or both The filter can be configured via the Configurations window Logger tab New type of log messages added Warnings Such messages are usually generated when a Call fails or there are communication problems In the Gateways amp Endpoints Configuration window an option was added to select a group of gateways endpoints A number of operations Such as removing disabling enabling can be applied to the group In the Gateway Properties window an op
18. d Endpoints Configuration window A back up of the current database can also be created as a file The option is available from Call Manager s main window shown in Figure 2 1 on the File menu The backed up database can be restored from the file at any time Note The restored database fully replaces the current one so its recommended to back up the current database before using the Restore option Gateway Configuration To add remove edit a Gateway click the Add Gateway Edit Gateway or Remove Gateway icons on the Toolbar of the Gateways and Endpoints Configuration window shown in Figure 2 2 on page 11 The same options are on the Gateways menu For each Gateway specify the name and the IP address of the Gateway Revision 2 4 14 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application Figure 2 4 Gateway Properties General Gateway Properties mp200 ISDN 10 2 114 9 Prefix Phone Number can be used to obtain a random line of the specified Gateway Clearing the Gateway Enabled check box disables the Gateway A disabled Gateway doesn t participate in the activity of Call Manager The Gateway configuration also contains the default parameters of its Trunks and Endpoints Select the Common Defaults tab to set the common default parameters as in Figure 2 5 on page 16 Revision 2 4 15 April 2001 Call Manager Gateway Properties The par
19. e 2 24 Retransmissions Configuration Call Manager Configuration Number of MGCP retransmissions E 5 First retransmission timeout msec 200 E Number of disconnected endpoints for DW disconnection 2 S Set Defaults Call Manager provides a timeout for all outstanding commands and retries them when timeouts are exceeded When repeated commands fail to be acknowledged the host endpoint becomes disconnected Configured parameters e First retransmission timeout timeout for outstanding command e Number of MGCP retransmissions maximum number of retransmissions for outstanding command Revision 2 4 46 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application e Number of disconnected endpoints for GW disconnection number of disconnected endpoints that require to be marked that its Gateway is disconnected 2 4 5 General Select the General tab Figure 2 25 General Configuration Call Manager Configuration Statue Mone bi ao font e MGCP Gateway Port Number number of MGCP port to send messages e MGCP Call Manager Port Number number of port to listen to MGCP messages e Delete Connections on Exit if the check box is checked and the program is exited or deactivated any connections that still exist on some Endpoint are automatically deleted Revision 2 4 47 April 2001 A udio odes Call Manager Socket Report group box
20. e Specific Conftguraton 29 2 2 CALLS SUPPORTED BY CALL MANAGER 29 221 PE 010 FNS E UE 30 222 FXO forom FAO E EE 30 2 2 3 FXO to FXS Call INCOMING call 30 2 2 4 FXS to FXO Call outgoing call 30 2 2 5 Transparent to from Transparent Call 31 2 2 6 Transparent to FXS ell eeteegeetee eege eebe een Eiere eege eege geg 31 2 2 7 FRO to Transparent CU maren 31 2 2 8 Selecting All Transparent Endpoints wna 31 2 29 FXS to E1 T1 Call outgoing call 32 2 2 10 E1 T1 to FXS Call INCOMING call 32 2 2 11 E1 T1 to E1 T1 Call tandem call 32 2 3 CALL MANAGER ACTIVATION DEACTIVATION imuvaunnnnvnnevnnnnnnvnnnnnnnnnevnnennennne 32 SENE RA 33 252 EEE 33 E SC e Ne Tiet UE re E 34 e SANNE 35 2 4 CALL MANAGER LONFIGURATION 39 24 1 Logger EEE EE ED 39 2 4 1 1 Configuring the Log File of the Application 40 2 4 1 2 Configuring the Errors Log File of the Applcaton 40 2 4 1 3 Configuring the Logger Wmmdow ammi manwwwwawwwanu 41 2 4 1 4 Message FID J A 42 SEENEN 43 MT 43 2 4 3 1 Endpoints Monitoring Configuring ccccccccsseeeeeeeeeeeeeeeeseeeeeeaes 44 2 4 3 2 Configuration of Trunk Monitoring rrrrnnrrnrnnnrrnrnnrrnanrrnnnnerennnnnnennn 45 2 4 3 3 Configuration of Gateway Monitoring rrrrrnrrrrrrnnrrrrnernvnnrrennnnnnen 45 2 4 3 4 Configuration of Call Montomng mwami 45 244 Retransmissions Lae eksem ra Slate 46 225 TA 47 246 Telephony REE EN ENE 48 24201 Tone EE
21. e of the task is to verify connection with all enabled Gateways The task continuously sends AUER to one endpoint of every gateway not E1 T1 defined in the system For E1 T1 trunk gateways monitoring use the TPNCP command acGetBoardStatus To manage a performance of the task the User can change the following parameters e Interval per Gateway the time interval between sequential requests per gateway e Number of answers for GW reconnection number of answers from a disconnected Gateway to reconnect the Gateway again Configuration of Call Monitoring If the check box Enable is checked the Calls Monitor is active The purpose of the task is to detect silence during FXO to FXO calls The task continuously sends AUCX to both connections of the call Usually it can be used when there is no other way to detect the end of a call Configuration parameters Revision 2 4 45 April 2001 e kK AudioCodes e Half duplex silence detection if checked silence detection for one of two connections is enough to disconnect the call e Silence detection timeout the time interval in seconds between sequential AUCX commands per connection e Silence threshold activity a threshold that defines silence It s a percentage of maximum RTP packets flow for the connection 2 4 4 Retransmissions Call Manager Select the Retransmissions tab Figur
22. ed state Gateway Endpoint manually disabled by the User Table 2 2 Trunk Status Icon There s an alarm on the trunk or else PRI D channel is not synchronized for PRI ISDN only The trunk can be used for calls There is no alarm and PRI D channel is synchronized To view an alarm s details select the Trunk right click and choose the option Show Alarm Status the Alarm Status window opens Figure 2 3 Alarm Status Alarm Statuses Trunk LOS LOF HA AIS e me of Signal Loss of Frame Remote Alarm Ind Alarm Ind mm D Channel Status Iw Note that the option is available when the program is in Active state only Revision 2 4 13 April 2001 e 2 1 1 un tl AudioCodes Call Manager To obtain the actual status of Gateways Trunks and Endpoints manually refresh the Gateways amp Endpoints Configuration window shown in Figure 2 2 on page 11 by pressing F5 or by selecting the option Refresh from the View menu To view Endpoints in Phone or Gateway sequence click on the appropriate column s title All changes to the database are saved in cache memory When the application exits data is saved on the hard disk To save data from the cache memory on the hard disk perform 1 or 2 1 Click the icon Save to Database in the Gateways and Endpoints Configuration window shown in Figure 2 2 on page 11 2 Select the option Save to DB on the Gateways menu in the Gateways an
23. ere its Destination Phone Number is the phone number of the Caller If the FXO gt FXS call after second ring check box is checked then FXO gt FXS call is started after second ring signal detection only The option can be useful if the User starts to get junk calls from the PBX maybe as result of voice mail notification If the Enable Voice Mail check box is checked then for FXO to FXS calls the phone number of the source FXO gateway is dialed as the FXS answers It s used when it is important for the FXS endpoint to know the source gateway of the call If the Ignore Flash signal check box is checked then all flash signals are ignored In such a case transferred and waiting calls are not possible When the check box is unchecked flash signals are processed by Call Manager so waiting and transfer calls are possible When the Transfer flash to PBX check box is checked for FXS lt gt FXO calls the flash signal is automatically transferred to the PBX that the FXO endpoint is connected to 49 April 2001 ei an bl AudioCodes Call Manager US AudioCodes Inc 2890 Zanker Road Suite 200 San Jose CA 95134 Tel 408 577 0488 Fax 408 577 0492 International AudioCodes Ltd 4 HaHoresh Road PO Box 14 Yehud 56470 Israel Tel 972 3 539 4000 Fax 972 3 539 4040 China AudioCodes f 2721 South Tower Kerry Center f 1 Gaung Hua Road Chao Yang District Beijing 100020 P R China
24. he foregoing warranty does not apply to any Products which have been subject to misuse neglect accident or modification or which have been altered and are not capable of being tested by AudioCodes under its normal test conditions AudioCodes sole obligation to the Purchaser hereinafter Buyer hereunder for Products failing to meet the aforesaid warranty shall be at AudioCodes discretion to replace the non conforming Products or issue the Buyer credit for the purchase price of the non conforming Products where within the warranty period 1 AudioCodes has received written notice of any nonconformity and 2 After AudioCodes written authorization to do so the Buyer has returned the non conforming Products to AudioCodes freight prepaid and 3 AudioCodes has determined that the Products are non conforming and that such nonconformity is not a result of the Buyer s conduct No Products may be used in a life support application AudioCodes warrants that the Products sold hereunder shall at the time of shipment be free and clear of liens and encumbrances This warranty extends to the Buyer only and may be invoked by the Buyer for its customers AudioCodes shall not accept warranty returns directly from the Buyer s customers or users of the Buyer s products or devices This warranty is in lieu of all other warranties whether express implied or statutory including implied warranties of merchantability or fitness for particular purpose AudioCodes
25. ion of Call Manager Trunk Configuration To add a Trunk perform 1 2 or 3 below 1 Right click on the host Gateway in the Gateways and Endpoints Configuration window shown in Figure 2 2 on page 11 and choose the option Add Trunk the Trunk Properties window opens 2 Select the host Gateway also in the Gateways and Endpoints Configuration window and on the Trunks menu choose the option Add Trunk the Trunk Properties window opens 3 Select the host Gateway and on the Toolbar click the icon Add Trunk For each Trunk specify the name and the Trunk ID according to the physical trunk ID number To edit remove a Trunk 1 Navigate to the Trunk you want to edit remove in the Gateways and Endpoints Configuration window shown in Figure 2 2 on page 11 under the relevant Gateway Now perform either step 2 3 or 4 2 Right click on it and choose the option Edit Trunk Remove Trunk 3 Select it and on the Trunks menu choose the option Edit Trunk or Remove Trunk 4 Select it and click the Edit Trunk or icon Remove Trunk on the Toolbar Revision 2 4 21 April 2001 Call Manager Figure 2 8 Trunk Properties General Trunk Properties EE Prefix can be used to obtain a random line of the specified Trunk The Capabilities tab is identical to the MGCP Options tab from the Gateway definition window It inherits all data from the Host gateway The User can change the parameters to be unique pe
26. ion phone number This number is used for routing the outgoing Call Figure 2 12 Transparent Endpoint Specific E Endpoint Properties D Transparent fas Pmmeaete Wall Dest Phone Number should be a valid FXS or Transparent phone number belonging to one of the Endpoints controlled by Call Manager Note Buttons Connect and Disconnect are enabled only when Call Manager is activated Revision 2 4 28 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application 2 1 3 3 E1 T1 Type Specific Configuration 2 2 For E1 T1 Endpoints the User can define the Destination phone number This number is used as destination in ISDN Q 931 setup message Calls Supported by Call Manager Call Manager supports the following calls configuration scheme Telephone Figure 2 13 Supported Calls Telephone Telephone MP 100 Telephone Telephone sei 1 E1 T1 FXO e Mi IS Telephone Revision 2 4 29 April 2001 Ly TH on AudioCodes Call Manager 2 2 1 2 2 2 2 2 3 2 2 4 FXS to from FXS Call To make a call from one FXS Endpoint to another dial the phone number of the destination FXS Endpoint If it is valid and not busy the conversation is established FXO to from FXO Call The Endpoint incoming call is transferred by Call Manager to the FXO Destination Phone Number defined for the Endpoint The type of the call can be used for connecting two PBX via IP FXO to FXS C
27. is the voice compression coder type e Echo Cancelation is ON when the check box is checked e Silence Suppression is ON when the check box is checked Revision 2 4 25 April 2001 e un tl AudioCodes Call Manager e Volume Level is an Endpoint gain should be in the range 0 63 e Type of Service is an indication of the quality of service requested for an IP datagram should be in the range 0 255 e Use Gateway s Default Capabilities if checked the Endpoint capabilities are defined by the Gateway Trunk MGCP Defaults otherwise check individual capabilities for each Endpoint If Use Gateway s Default Capabilities is checked then the Endpoint Capabilities parameters cannot be edited Note Endpoint capabilities can be changed during Call Manager operation 2 1 3 1 FXO Type Specific Configuration For the FXO Endpoint define the Destination phone number This number is used for routing the incoming Call Revision 2 4 26 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application Figure 2 11 FXO Endpoint Specific Endpoint Properties BO Mike incoming m af i mmediate Wall Destination Phone Number should be a valid prefix or FXS FXO Endpoint phone number belonging to one of the Endpoints controlled by Call Manager Revision 2 4 27 April 2001 Call Manager 2 1 3 2 Transparent Type Specific Configuration For Transparent Endpoint define the Destinat
28. lected they appear in the Debug dialog The window is opened together with the main window of the application To clear messages in the Debug dialog choose the Tools menu and then the Clear Debug Messages option If the window is closed it can be reopened by selecting the option Debug Messages from the View menu To temporary stop messages in the Debug window right click in the main application window From the open menu choose the option Stop Debug Messages To enable the messages again choose the option Run Debug Messages from the same menu as before 2 3 2 Call Status View the status of current Calls by pressing the Calls button or choosing the Calls Status option in the View menu Figure 2 14 Calls Status Calls Status lel E Call Id State o Src Endpoint 5 Phone Digits Dst Endpoint Call Type Call Duration Conversation ACgw0 10 1 114 1 1410 1411 ACgw1 10 1 114 1 1411 FXS_FXS 00 00 27 G711 MuLaw Calls 1 Conversations 1 Run time information on the calls is displayed in the above window To stop displaying data in the window right click and choose the option Freeze from the Open menu To run the window again right click and choose the option Run from the Open menu Revision 2 4 33 April 2001 Audio odes Call Manager The Status bar displays number of open calls and how many calls are in the Conversation state voice can be pas
29. p ge een monne Print date prefix Type Of Messages MGCP a w TPNCP Set Defaults ved 2 4 1 1 Configuring the Log File of the Application e If the check box Enable Log File is checked all Log messages are saved in the log file the name being specified in the text field File Name e When the size of the Log File reaches its maximum Max File size a new Log File is started with new name For example if the source Log File s name was logfile log then following files are logfile_1 log logfile Zog and so on e Log messages can be saved with the current date and time 2 4 1 2 Configuring the Errors Log File of the Application e If the check box Enable Errors Log File is checked all Log messages of type SWERR or WARNINGS are saved in the file the Revision 2 4 40 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application name being specified in the text field File Name The same messages can be found inside the regular Log File 2 4 1 3 Configuring the Logger Window Displays Log messages in the Debug window e The maximum number of displayed messages can be managed by changing Max Screen Memory Size parameter e Log messages can be saved with the current date and time There are five types of log messages MGCP Commands of the Media Gateway Control Protocol TPNCP Commands of the TPNCP SWERR Unsupported events in the
30. r trunk The TPNCP Options tab is identical to the TPNCP Options from the Gateway definition window 2 1 3 Endpoint Configuration For each Trunk under any defined Gateway a number of Endpoints can be specified added To add an Endpoint under a Trunk Revision 2 4 22 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application 1 Expand the Gateway under which the Trunk was added and navigate to the Trunk to which you want to add an Endpoint in the in the Gateways and Endpoints Configuration window as shown in Figure 2 2 on page 11 Now perform either step 2 3 or 4 2 Right click on the Trunk and choose Add Endpoint from the pop up menu the Endpoint Properties window opens 3 Select the Trunk and choose the Add Endpoint option from the Endpoints menu the Endpoint Properties window opens 4 Select the Trunk and click the Add Endpoint icon on the Toolbar the Endpoint Properties window opens Figure 2 9 Endpoint Properties General k Endpoint Properties Revision 2 4 23 April 2001 Note Cot Audi udioC odes Call Manager The following general Endpoint Properties can be defined as shown in Figure 2 9 1 Line Number is the Gateway port number 0 to 7 for MP 100 2 Phone Number is a string of digits default is 4 digits The number should be unique for Call Manager Digit map can be configured via Configuration window Telephony tab 3 Desc
31. ription is a free description of the endpoint like a name of the line s owner 4 Type is the Endpoint type FXS FXO Transparent E1 T 1 5 Immediate Call when selected Dest Phone Number field should be a valid phone number belonging to one of the Endpoints controlled by Call Manager gateway s prefixes and random calls prefixes are possible too When the defined endpoint is the initiator of a call the specified phone number is dialed automatically Endpoint Enabled if not selected the Endpoint is disabled Sequence of Endpoints can be defined as an interval of channels in the field Line Number For example in the above window the Line Number field is defined as 0 2 and all the other fields are unchanged Instead of one Endpoint three Endpoints are created channels 0 1 2 telephone numbers 1450 1451 1452 Select Type and all the other parameters stay as defined in the original window To change an Endpoint s type disable the endpoint set the new type and then enable the Endpoint Revision 2 4 24 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application Select the Capabilities tab in order to set Endpoint capabilities Figure 2 10 Endpoint Properties MGCP Capabilities Endpoint Properties G711 MuLaw E k Echotancelatan kees sUpiessian The following MGCP Capability Endpoint Properties can be defined as shown in Figure 2 10 e Codec
32. sed 2 3 2 1 Call Configuration For Calls Conversation a call can be reconfigured in run time by clicking on Call Id Figure 2 15 Call Configuration CH Call Configuration All parameters in the above window except Call Id can be changed By pressing Apply or OK button all changes are applied If the configured Call is finished its Configuration window is closed automatically Revision 2 4 34 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application 2 3 3 Statistics To view the statistics parameters of the current session click the Statistics button or choose the Statistics option in the View menu Figure 2 16 Statistics BI call Manager Oy x File Configuration View Tools Help gt ES Ze Stop Gateways Calls Statistics l Statistics rr 10 17 1746 10 17 1740 10 1 114 5 10 1 114 5 21 15 04 21 15 04 211504 2115 04 Call attempts 29542 0 20 0 29522 Failed calls 0 0 1 1 1 Retransm from Call Manager ER Za Retransr from Gateway od 0 1 34 AA Sent MGCP commands razi 101080 101100 188020 188047 Received MGCP commands 147684 1 1 59070 SO Errors number 0 0 1 Av Call Length 0 2300 Number of Gy disconmections Synchronization shortages Packets Lost Average Jitter Average Latency 4 Gateways 56 Endpoints 21 15 04 SC Each statistic counter is per Gateway Total is a sum or an average of the Gateway s counters Sometimes
33. teway and per the system Number of GW disconnections number of times Call Manager lost communication with Gateway Synchronization shortages number of times there was no synchronization between endpoint s state inside Gateway and endpoint s state in the internal Call Manager s state machine Packets Lost total number of lost packets Average Jitter average estimate of the statistical variance of the RTP data packet interval time measured in milliseconds Average Latency average estimate of the network latency in msec To obtain properties for some of the above parameters having blue titles in Figure 2 16 click on the chosen title the Properties window opens Revision 2 4 36 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application This option is available for all parameters shown in Figure 2 17 Figure 2 18 and Figure 2 19 Figure 2 17 Failed Calls Properties Failed Calls Properties Total Gateway Gateway Gateway Gateway GE 10 1 114 6 110 1 114 7 10 1 1148 10 1 114 9 Destination Unknown Manually Finished No Answer Disabled Calls Timeout exceeded The window presents the types of failed calls each with a counter Description of the above parameters e Destination Busy destination endpoint is busy e Destination Unknown not a valid destination phone number e Manually Finished the call is interrupted before dialing a phone number e No Answer no ans
34. tination FXS phone number is retrieved from the incoming ISDN Q 931 setup message E1 T1 to E1 T1 Call tandem call Destination filed in the incoming ISDN Q 931 setup message must be a valid E1 T1 Endpoint phone number or one of the Gateway Trunk prefixes defined in the system Call Manager Activation Deactivation To activate the program press the Start button in Call Managers main window or select the option Start Call Manager from the File menu To deactivate Call Manager press the Stop button or select the option Stop Call Manager from the File menu When Call Manager has stopped it tries to delete any connections that still exist on some Endpoints The feature can be disabled via the Configurations window General tab If the feature is disabled when the application is closed some RTP packages could possibly still be on the network To stop sending the packages the MGCP command DLCX must be executed on each sending Endpoint Revision 2 4 32 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application In the application there is an option to send a DLCX command to all Endpoints of the selected Gateway The option is available from the Gateways amp Endpoints Configuration window Select one of the listed Gateways the All option can also be used right click and choose the Delete Connections option 2 3 1 Debug Window If the Log Messages are se
35. tion was added to change the Gateway s IP address only when Call Manager is inactive In the Endpoints Properties window a new field Description was added It s a regular text field for administrator notes concerning the endpoint FXS immediate calls are added Immediate calls are regular calls where the phone number is dialed automatically when lifting the handset The phone number to be dialed should be defined in the Endpoint Properties window Gateway s phone number is added The phone number is used when the User wants to select a random line of the specified Gateway Note that the chosen endpoint type is the same type as the parent gateway FXO to FXO calls are added In the Statistics window Failed Calls group a new sub group Timeout Exceeded was added Added support of waiting calls for FXS to FXS calls Added support of transferred calls for all types of calls New configuration parameter Transfer flash to PBX was added to Configurations window Telephony tab The parameter is used to define the program operation when a Flash signal is received on the FXS line 5 April 2001 e 15 16 17 18 19 20 21 Revision 2 4 un tl AudioCodes Call Manager Added option to backup and restore the program s database The option is available from the File menu in the main window Digit map is extended to get xxfF Gateway s type c
36. to control connections for all Transparent Endpoints defined in the system This saves you from having to opening the Endpoint Properties window for each of the Transparent Endpoints and pressing the Connect or Disconnect button for each selection The options are available from the Gateways menu of the Gateways amp Endpoints Configuration window and the All key selected in the Gateway s tree Revision 2 4 31 April 2001 Tu VT tl AudioCodes Call Manager 2 2 9 FXS to E1 T1 Call outgoing call Three ways to make a call from an FXS Endpoint to the E1 T1 Trunk connected to PBX 1 Dial the phone number of a specified B channel E1 T1 Endpoint phone number Call Manager checks that the selected B channel is valid and the User gets the second dial tone The second dialed number is set as Destination in the ISDN Q 931 setup message 2 Dial the prefix of some gateway or trunk Call Manager first selects the not busy B channel E1 T1 Endpoint of the specified Gateway Trunk and the User gets the second dial tone as before 3 Define the destination phone number for an ISDN Q 931 setup message manually per B channel the second dial tone is not heard To manually define the destination select the Immediate Call check box of the E1 T1 Endpoint and in the Destination Phone Number field set the ISDN destination 2 2 10 E1 T1 to FXS Call incoming call 2 2 11 2 3 Des
37. trunki 11 OnHook EITI Gl MuLaw ei0i2 mp200 15 trunki 12 OnHook EITT Gl Mul aw 1013 mp200 IS trunki 13 OnHook EITT Gl Mul owe lid mp2ll 15 trunki 14 OnHook EITT Gl Mul ow 41015 mp2ll 15 trunki 15 9 OnHook EITT Gl Mul ow 1016 mpe ll 15 trunki 16 OnHook EITT Gl Mul ew IT mpeni ae trunk 17 OnHook EITI Gr ME Sr Wu ce alee Se an 3 Gateways 2 Trunks 62 Endpoints 2 The two pane window Gateways amp Endpoints Configuration shown above enables the configuration of Gateways Trunks and Endpoints to be controlled by Call Manager The left pane represents all Gateways and Trunks in the system The right pane represents Endpoints for the chosen Gateway Trunk or all Endpoints Icons of the Gateways Trunks and Endpoints change their color according to their current status The color of the Gateway and Endpoint status icon indicates a status according to Table 2 1 The color of the Trunk Status icon indicates a status according to Table 2 2 Revision 2 4 12 April 2001 Call Manager User s Manual Chapter 2 Call Manager Application Table 2 1 Gateway and Endpoint Status Icon Gateway and Endpoint Status Active state connections are possible mlt Disconnected state there is no response from the Gateway Endpoint Red amp Green Can be seen for E1 T1 trunk gateways only the Gateway is connected but at least one of its trunks has an Alarm or an unsynchronized D channel Disabl
38. ual Chapter 2 Call Manager Application Error classification Receiving Message an error in the network socket or in the thread that manages incoming messages Analyzing message unexpected MGCP command s or response s format Sending Message an error in the network socket or in the thread that manages outgoing messages Encoding MGCP Messages an error while composing MGCP message to send Decoding MGCP Message parser error Endpoint State Machine received unexpected event for a current state of Endpoint s State Machine Call State Machine received unexpected event for a current state of Call s State Machine TPNCP Module an error in the VolPLib error event is received or an error while executing VolPLib command Internal Logic all other possible errors memory management data management etc Usually such errors are critical 2 4 Call Manager Configuration Select Configuration and then Call Manager 2 4 1 Logger The selection enables configuring the application s Log Messages Revision 2 4 39 April 2001 F a C tl AudioCodes Call Manager Figure 2 20 Logger Configuration Call Manager Configuration Log Fil W Enable File Name CalManager log ES Max File size Mb 5 BI M Print time prefig Jh Print date prefix Errors Log Fil W Enable File Mame ferrors log Gi Logger Scree he Print time prefix Max 5 hd Size Kb E
39. wer at the destination e Disabled Calls one of the endpoints that participates in the Call is manually disabled via Gateways amp Endpoints Configuration window e Timeout exceeded the Call is terminated when timeout is exceeded in one of the states of the call s state machine Revision 2 4 37 April 2001 GE on AudioCodes Call Manager Figure 2 18 Retransmission Properties Retransmissions Properties Biel EX Total Gateway Gateway Gateway Gateway a 10 1 1146110 1 114 7110 1 114 8110 1 114 3 Category 1 Category 2 and more For each MGCP command sent Call Manager expects to get an acknowledgment If there is no acknowledgment within the defined period of time this can be set in the Call Manager Configuration window the same command is retransmitted once The next retransmission is always after twice the previous period of time The above window shows the number of commands sent within each period e Category 7 the number of commands sent during the first retransmission e Category 2 and more the number of commands sent after the first retransmission Figure 2 19 Error Properties EE 10 2114 1 10 21149110 2114 5 Stee JI Encoding MGCP Message OoOylro oyjpoyrljoyoyoy a co oF A A A A A CH I oF A A A A A CH oOo oOo A A A A A CH All error messages in the system are classified according to the following list Revision 2 4 38 April 2001 Call Manager User s Man
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