OpenMCU User Manual - OpenMCU-ru
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1. 1 6 pos 1 pos 2 pos 3 pos 4 pos 5 pos 6 pos 0 OpenMCU User Manual 16 17 1 8 pos 1 pos 2 pos 3 pos 4 pos 5 pos 6 pos 7 pos 8 pos 0 OpenMCU User Manual 171172. e Unix Linux Version 2 2 3 9 May 2012 By Post Increment modified by Varnavskiy Andrey Ivanovich info postincrement com muggot mail ru openmcu ru OpenMcCU ru System Parameters m Username Password Log Level U 1 Fatal only 2 Exrors 3 Wamings 4 Info 5 Debog HTTP Port J 2 No gatekeeper Gatekeeper Mode Find gatekeeper Use gatekeeper Gatekeeper 172 27 9 60 Gatekeeper Username MCU Gatekeeper Password 4 Gatekeeper Room Names 65 gt E Ignore a Enable video M Video frame rate Q Video quality Q MCU Status This page lets you view real time statistics including Room names Endpoint names Duration Used Codec Network packages received Network packages send Status Page C O 172 309 25 1420 Status a Spreadsheet Page Ex 1 Problem with Polyc S A Vmware overzicht q Printer List OpenPri Parameters MCU Status Invite user Room Control Room Name Room Members Name Duration Codec RTP Packets Bytes tx RTP Packets Bytes rx RX Video frame rate n H OpenMCU User Manual 5 17 5 4 5 5 Invite Users The page Invite User is intended to send invitations to and endpoint from the MCU To invite a user fill in the room name and IP address of the endpoint to contact m y Invite User Q 172309 25 1420 Invite A in site wi
3. 11 17 4x3 pos 0 pos 1 pos 2 pos 3 pos 4 pos 5 pos 6 pos 7 pos 8 pos 9 pos 10 pos 11 4 x4 see above 5 x 5 see above 6 x 6 see above 1 5 pos 1 pos 2 pos 3 pos 4 pos 0 pos 5 OpenMCU User Manual 12 17 1 7 pos 1 pos 2 pos 3 pos 4 pos 5 pos 6 pos 0 pos 7 1 10 pos 1 pos 2 pos 3 pos 4 pos 5 pos 0 pos 6 pos 7 pos 8 pos 9 pos10 OpenMCU User Manual 13 17 1411 pos 1 pos 2 pos 2 pos 4 pos 5 pos 6 pos 7 pos 8 pos 9 pos 0 pos 12 pos 11 1 12 pos 1 pos 2 pos 0 pos 3 pos 4 pos 5 pos 6 pos 7 pos 8 pos 9 pos 10 pos 11 pos 12 1c 12 pos 1 pos 2 pos 3 pos 4 pos 5 pos 6 pos 0 pos 7 pos 8 pos 9 pos 10 pos 11 pos 12 OpenMCU User Manual 14117 2 8 pos 2 pos 3 pos 4 pos 5 pos 0 pos 1 pos 6 pos 7 pos 8 pos 9 2 10 pos 2 pos 3 pos 4 pos 5 pos6 pos 0 pos 1 pos 7 pos 8 pos 9 pos 10 pos 11 111 pos 0 pos 1 OpenMCU User Manual 15 17 EW pos 1 PIP pos 0 The move links moves the PIP from upper left to upper right to lower left to lower right 2 as 2 but PIP starts in upper right 2 as 2 but PIP starts in lower left 2 as 2 9 but PIP starts in lower right
4. or other layout where a large screen is surrounded with smaller screens The VAD2 positions will be taken by the most active endpoints this activity is monitored by the time sound is active 7 Inactive members auto invite page will reload every 30s now E stop when complete Recall preset after auto invite page will be reloaded twice Preset ID E Recall 10 V Disable preset changing write protection Raw data for making import amp export General Settings E Control E Mute voice from invisible members management of settings Layouts 100 Voice activation min sound volume 0 65535 Voice activation delay in msec 10000 Voice activation timeout in msec participants Active Members Inactive Members Active Members Mute voice Disable VAD Chosen Van Drop Inactive Members Remove Invite ALL Active 7 ALL Inactive After making changes in any of these settings always press the Set button to activate them 5 5 1 general settings Control allows you to switch a conference from unmanaged to managed and visa versa Unmanaged conference When a conference is created it is initially in unmanaged mode In this mode all participants will see the same video stream The layout of the screen is automatically changes depending on the number of connected users in the following order 1x1 2x2 3x3 4x4 All users that connect to t
5. Active members you have the following settings Mute voice To mute the sound coming off that endpoint Disable VAD Switch off the endpoint for voice activation Chosen Van Can be used when you use VAD Voice Activation Members marked as chosen van will take VAD position permanently even if no voice comes from them Drop Disconnect this endpoint from the conference After disabling the endpoint enters the list of Inactive members To disconnect all endpoints from the conference you can use the Drop check box in the row of ALL Active OpenMCU User Manual 8 17 7 1 7 2 10 11 ESTABLISHMENT OF THE CONFERENCE ON THE LIST OF ENDPOINTS A list of endpoints is defined in a text file members conf Each line of the file containts the endpoint name in the format as seen by the MCU and an IP Address in brackets The easiest way to create the correct file members conf is to gather this information from the list of Active members in de room page of the management interface CONFIGURING OPENMCU TO WORK WITH A GATEKEEPER OpenMCU settings On the parameter page of the web interface fill in the details of your gatekeeper configuring GnuGk to to use OpenMCU In the ini file of you Gnu Gatekeeper you can add the MCU and te prefixes that you would like to route to OpenMCU For example if you would like to route all calls to the gatekeeper that start with 65 or 90 to the MCU add these two lines to you gatekeepe
6. a new room number see Invite Users If the connection is established the room is created If no room name is provided the default room room101 will be created see the parameter page if you would like to change this default room name If the MCU is connected to a gatekeeper you can also create a room by requesting a connection to the gatekeeper with valid prefix see Setting up openMCU to work with a gatekeeper The conference room page consists of three groups of settings general settings OpenMCU User Manual 6 17 management of layout participants a om Room Control wa C 172 30 9 25 1420 D in site wie is wie en 3 XS4ALL Webmail A Vmware overzicht O Printer List OpenPri Spreadsheet Page Ex Problem with Polyc General Parameters MCU Status Invite user Room Control Manual Forum On this page you can manage your conference room Layout allows you to select the screen layout of the conference room and assign endpoints to a desired location on screen Each i position on the screen that does not have an eindpoint assiged left blank can be used for endpoints that are Voice Activated VAD or VAD2 the show up on the screen if they are actived because the produce sound For voice activation there are two choises d VAD this position can be taken by any Voice Activated stream i VAD2 this position makes sense to use on a layout 5 at position 4
7. OpenMCU User Manual OpenMCU User Manual 1 17 INDEX p 1 INTRODUCTION D 1 2 FEATURES nuo oe ES aaa SE EE EES 1 3 OPERATION EE 1 4 COMMAND LINE OPTIONS renan 1 5 MANAGEMENT INTERFACE eet 2 PACTI E EEEE T E E E S 2 5 2 Parameters esee e E mane e EUN ee 2 5 3 le RE 3 5 4 Invite S 4 5 5 ROOM Control iit idle teet a a bed aa is o a M M bcr ERI bak RENEE 4 5 5 1 general settings aei eee Dite dos Laio Sa D eene ed pde 6 5 5 2 LayOUtc ar tei eei HERR ee a i eie Pause a 7 5 53 Participants armed aa oet d d M eR eqs 7 6 ESTABLISHMENT OF THE CONFERENCE ON THE LIST OF ENDPOINTS 8 7 CONFIGURING OPENMCU TO WORK WITH A GATEKEEPER 8 TA ele lu Oe BEE ln EE 8 7 2 configuring GnuGk to to use OpenMCll erre 8 8 VIDEO RECORDING OF THE CONFERENCE n nnne 8 9 BROADCASTING FROM WEB CONFERENCE 8 10 SETTING PRIORITIES AND CODEC CACHING OPTIONS 8 BP dcus O 8 OpenMCU User Manual 247 1 INTRODUCTION OpenMCU is a simple Multi Conference Unit MCU using the H 323 protocol It requires the OpenH323 library see http www openh323 org for more information It is known to run on Linux and FreeBSD and should run on any platform supported by OpenH323 2 FEATURES OpenMCU contains the following features configured by a web interface on port 1420 use http h
8. e is wie en 6 XS4ALL Webmail A Vmware overzicht q Printer List OpenPri Spreadsheet Page Ex Problem with Polyc General Parameters MCU Status Invite user Room Control Manual i The Invite user window is intended to invite endpoints to a conference on the MCU To invite an endpoint fill in the room name to wi you want to invite an endpoint and fill in the IP Address of the endpoint If the MCU and endpoints are registered to a gatekeeper you can also provide the name of the endpoint that was used the register that endpoint to the gatekeeper Press the Invite button to call the endpoint Once the endpoint has accepted the connection the call is completed 4 Invite Copyright 2012 by Po Room Control The Room Control page allows you to manage conferences 7 y Select Room e C 172 30 9 25 1420 Select in site wie is wie en 3 XALL Webmail A Vmware overzicht q Printer List OpenPri Spreadsheet Page Ex Problem with Polyc 2 General Parameters MCU Status Invite user Room Control Manual After starting the MCU there will be no conferences rooms available on the server The rooms are created dynamically at the first call of an endpoint For example if an endpoint video conference device or application calls room200 0openmcu server the room room200 will be created It is also possible to create a room by inviting an endpoint to
9. f the endpoint If the MCU and endpoints are registered to a gatekeeper you can also provide the name of the endpoint that i was used the register that endpoint to the gatekeeper Press the Invite button to call the endpoint Once the endpoint has accepted the connection the call is completed The Room Control window is designed to manage conferences More details can be found in the manual A conference room will automaticly be created when the first endoind connects to a roomnumber This room will initially be running in unmanaged mode all participants see the same picture In unmanaged mode the screen layout will automatically change depending on the number of connected users in the following order 1x1 2x2 3x3 4x4 see user manual for details Copyright 2012 by General The page General provides you with some basic information about openmcu and how to use the web interface Parameters The Parameters page allows you to specify general settings for the openmcu server Changes are written in the ini file default root pwlib config ini or the ini file specified with the i command line option OpenMCU User Manual 417 5 3 OpenMCU Home Kai e Q O 172 30 9 25 1420 2 in site wie is wie en 3 XSAALL Webmail A Vmware overzicht q Printer List OpenPri Spreadsheet Page Ex Problem with Polyc General Parameters MCU Status Invite user Room Control Manual Forum
10. he same room after the first 16 endpoints will see a video of only the first 16 endpoints Default the sound is transmitted and reproduced on all connected participants Managed conference To change a conference room from unmanaged to managed go to room control select the room you would like to change and place a checkmark at Room Control Click Set to activate the change As a result the video stream will be blank no video OpenMCU User Manual 7117 5 5 2 5 5 3 If you would like to create a managed conference call it is desirable to switch to managed mode right after the first endpoint is connected This will stop the MCU from decoding video streams from invisible members saving CPU time Mute voice from invisible members This setting mutes unmutes the sound from all the unseen participants Voice activation delay in msec This is the time delay in milliseconds before voice activation will be active This is necessary to prevent activation at short interference knocking coughing etc Voice activation timeout in msec Once a participant is activated by voice this is the time in milliseconds that no voice was heard before the participant is removed from the screen Voice activation min The minimum level of sound at which the MCU believes that there is voice activity Itis necessary to cut off the influence of background noise Layout The layout sections defines which participants are shown on the screen a
11. nd where the are placed on the screen The layout can be changed at any time In 11 1 1 appendix I there is an overview of all layout options Each position on the screen can have to following options blank MCU can use this position for particapants participant name the MCU places the participant at this specific location VAD this position can be taken by a Voice Activated stream VAD2 this position makes sense to use on a layout 5 at position 4 or other layout where a large screen is surrounded with smaller screens The VAD2 positions will be taken by the most active endpoints this activity is monitored by the time sound is active Participants Participants are listed in this group into two table columns Active members Inactive members This list of inactive members taken from the file members conf show all the endpoints that are not connected to the conference room as well as endpoints that are connected to the conference but that are currently disabled Disabled endpoints can be removed from the list by placing a check mark in the Remove column of the appropriate line The endpoint can be connected to the conference by checking Invite in the corresponding row If you put a check mark in the ALL Inactive box then the corresponding command is executed for all disabled endpoints Active members shows a list of all endpoints currently connected to the conference For each endpoint in the list of
12. orderly terminate process in pid file k kill preemptively kill process in pid file s status check to see if daemon is running c console output messages to stdout rather than syslog log file file output messages to file or directory instead of syslog x execute execute as a normal program i ini file set the ini file to use may be explicit file or a separated set of directories to search H handlemax n set maximum number of file handles set before uid gid C core size set the maximum core file size 5 MANAGEMENT INTERFACE OpenMCU User Manual 3 17 5 1 5 2 When openmcu is running you can open the management interface by pointing you web browser to http ip of openmcu 1420 r e OpenMCU Home openmcu 1420 in site wie is wie en 3 XSAALL Webmail A Vmware overzicht q Printer List OpenPri Spreadsheet Page Ex Problem with Polyc General Parameters MCU Status Invite user Room Control Manual Forum OpenMCU Home The Parameters windows allows you to specify general settings for the server All changes are saved in a file by default pwlib config ini The MCU Status window lets you view real time statistics and parameters of the active endpoints The Invite user window is intended to invite endpoints to a conference on the MCU To invite an endpoint fill in the room name to which you want to invite an endpoint and fill in the IP Address o
13. ost 1420 access requires no codec hardware to operate supports all plugin audio codecs supported by OpenH323 supports H 261 H 263 and H 264 video can accept multiple connections simultaneously several different conferences can be talking place at the same time Using the rooms feature display statistics on calls in progress initiate calls from the MCU to remote endpoints support the use of a gatekeeper for example gnuGk 3 OPERATION OpenMCU works by setting up a H 323 listener process and then waiting for incoming connections Whenever an incoming connection is established it determines which conference is required via the rooms feature and adds the call to that conference You call the MCU using the format room name g server name or server_name room_name depending on the notation for your hard software client For Example for myphone3 type Room101 mcu myservers com New rooms are created automatically and there is a default room for people who do not specify a room or cannot specify a room eg NetMeeting The default room is called room101 this can be changed in the parameter section see 5 4 COMMAND LINE OPTIONS openmcu c v d h x h help output this help message and exit v version display version information and exit d daemon run as a daemon u uid uid set user id to run as g gid gid set group id to run as p pid file name or directory for pid file t terminate
14. r ini file RasSrv GWPrefixes MCU 65 90 To make these changes active restart GnuGK or dynamicly reload the ini file if you Know how to do this VIDEO RECORDING OF THE CONFERENCE To record a conference you can use the script videorecorder as an argument startup script to specify the name of the conference In the event of default of the conference you must specify the name of room101 Currently the picture size cif and frame rate 10 are hard coded in the source code of the MCU BROADCASTING FROM WEB CONFERENCE For web broadcast of the conference you can use the script web_stream_start while ffserver is used in the package ffmpeg You can connect to the server on port 9999 SETTING PRIORITIES AND CODEC CACHING OPTIONS File capability conf SAFETY ADVICE 1 Do not provide open access from the Internet to the MCU The server code is not secure enough 2 If an external endpoint needs to access your MCU over the internet configure a VPN or setup IP tables to limit IP addresses and ports 3 Limit the access to tcp port 1420 the management port of the MCU only for the administrator s workstation IP address APPENDIX OPENMCU LAYOUT OPTIONS 1x1 OpenMCU User Manual 9 17 pos 0 2x1 pos 0 pos 1 OpenMCU User Manual 10 17 2x2 pos 0 pos 1 pos 2 pos 3 3x3 pos O pos 1 pos 2 pos 3 pos 4 pos 5 pos 6 pos 7 pos 8 OpenMCU User Manual
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