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Telepresenter M2 Administration Manual

1. 6 Press SELECT Turn off the Telepresenter M2 unit 8 Turn on the unit to see the configuration changes NCast Corporation Administration Manual 32 Web Administration and Network Configuration About the Network Configuration Page Descripti The Network Configuration Page is for advanced users who are very familiar on with the network settings NCast 1 NCast Telepresenter Administration Network Configuration DHCP is off To enable DHCP set IP address to 0 0 0 0 update Network configuration and restart unit DHCP On Off e Now is Off Static configuration Current settings IP Address Netmask Nework Broadcast address 7 Gateway address Hostname gt Domain name Nameserver 1 Nameserver 2 Update Network Configuration Fields The table below describes the fields on the Network Configuration Page DHCP Enable Disable DHCP settings for automatic address E Ratton tensa IP Address Assign a specific address to the Telepresenter a This will also display the current address assigned Broadcast Broadcast to this IP address and send to all stations address Hostname Unique name by which a computer is known on the network Domain name Full name of system including local hostname domain name and top level domain Address where the Telepresenter may get name service Backup address for Telepresenter name service Ethernet mode Auto negotiation 100 base or 10 base mode
2. How to Configure Unit Options and Setup How to Configure Channel Characteristics How to Display Status Information S About the Status InformationPage 583 EAN O 3 32 Do 35 37 About the Unit Options and Setup Web Administration Page 38 40 TE EE E ape so BE About the Channel Characteristics Page 30 31 32 33 34 35 37 38 0 1 8 9 50 51 52 53 Web Administration and Network Configuration How to Access the Web Administration Pages Background The web server is easily accessed through any standard web browser via desktop and laptop computers Each Telepresenter M2 is assigned an IP address from the network Procedure Follow the steps in the table below to access the web administration pages NCast Corporation Type the Telepresenter IP address into a standard web browser and then press Enter Fie Ed Vew Favortes Tods Hab e DD Ah rores Gamer DD dress Nitp jfexz 22 xx2 13f Type the default Telepresenter user name and password for network administrators Username admin Password ncast Note Username and password are case sensitive Press Enter The NCast Telepresenter View screen is LA 3 NCast Telepresenter Main Yiew Page Microsoft Internet Explorer File Edit View Favorites Tools Help uo Bak gt A Qsearch jFavorites Ahistory D 48 89 address http oro y Go Links a a NCast Tel
3. Low batteries Network latency Telepresenter system failure Plug in securely Check the connections See How to Install the Telepresenter M2 on page 18 Check the audio input settings See About Settings on page 62 Check the connections See How to Install the Telepresenter M2 on page 18 Check the video input settings See About Settings on page 62 Move closer to the unit Point the infrared signal toward the front panel of the unit Wait for the CPU Replace the batteries Press the On Air button twice coordinator s unit Check the LCD time Reboot the system Administration Manual 78 Appendix Glossary Background At NCast our goal is to create products that are easy to use and understand Sometimes it is necessary to use words or phrases that may be unfamiliar Terms The table below explains some of the product specific and industry terms Bandwidth Width of a communications channel measured in bits per second Bandwidth is the capacity to move information flow between 2 or more endpoints Coordinator Originator Group or person who creates the session transmission or conference also possesses floor control Communications Videoconferencing standard for video compression IP Address Internet protocol address written as XXX XXX XXX XXX where X is any number between 0 9 and each 3 digit field has a value between 001 256 Linear Predictive Coding MBONE IP Multicast Backbo
4. delay I m at a desktop PC watching the transmission the coordinator passed the floor and I lost the video How can I restore it I m trying to Telnet or FTP into the Telepresenter M2 but I am unable to do so NCast Corporation www mice cs ucl ac uk multimedia software Select the appropriate desktop player stream on the Unit Options page Check your version of QuickTime for version 5 0 or higher Ensure that the stream is running at MPEG 1 2 5 Mbps or MPEG 2 streams will not work for QuickTime and RealOne Note There is an MPEG 2 desktop player available for QT for a small fee You can shorten the buffer not recommended in a congested network as video breaks will be more apparent Here are the steps Open the Quicktime player program from the Start Menu Click Edit gt Preferences gt Quicktime Preferences Select Instant On from the drop down menu at the top of the Preferences window Make sure Instant On is enabled and scroll the buffer down to nothing Press Refresh on your browser Desktop players do not have the capability to automatically handle floor control Telnet and FTP are not available Continued on next page Administration Manual 76 Appendix FAQ Continued Question Answer I ve tried changing the IP Address of Verify that the Gateway address is the Telepresenter M2 on the Front correct on the IPConfig page using a Panel but I cannot see it from a web web browse
5. select the desired settings For more information see About the Channel Characteristics Page on page 41 Optional Enter a channel number and click Go To Channel This takes you to a channel and changes the channel on the unit so you can update the unit characteristics for a session Optional Click On Air On Off to toggle between transmitting and temporarily disabling a session stream mimics the on off air button on the front panel of the Telepresenter This action quickly releases bandwidth for an emergency in the network NCast Corporation Administration Manual 49 Web Administration and Network Configuration How to Change Video Audio Graphics Sources Background The Video Audio Graphics Sources web administration page provides a report on the sources currently attached to the unit It allows switching of input and output sources as required as well the ability to change gain levels on audio inputs From this page a network administrator or user can remotely administer the selected inputs and outputs Video Audio Graphics Sources Microsoft Internet Explorer File gdt yew Favorites Tools Help Q mx Q x a p gt Search Sie Favortes QP necia Ar 2 EN US 3 Address http 204 89 223 32 adminjncWebControl sources v Do Links Norton Antivirus E NCast NCast Telepresenter Administration Video Audio Graphics Sources Source Selection Gain Video In Comp 1 Video In Comp 2 Video In SVideo Video
6. O 5 Uses Feature Sieen A A E sited ares hee A a taal 6 Telepresenter Packaging Requirements and Options coooocnncccnocononoconnnononcnancconnccnocanncnnnnos 8 NCast Telepresenter M2 Parts and Controls scccsssscssssseccssscccsssescssscscssssssssseseessees 9 Abo t the Front Panel eeina acne suse va E ae A Ee ae aaa 10 Abo tthe O a e ns ed tia ht A aaa 11 About the LED IICA n tudes ee Mauls eater ede os 12 About the Infrared Remote Control Guakdaredeapssaadeaueaetncep isi dnstvaenes 13 Site Preparati n veussecssccesuce ean dtsyaccencsssesnpcogsrdasactndeestsecnosbietusspasbeddobussadensisosecshsbvunsanassneceneias 14 How to Assign Network Resources Ports and IP Addresses oooooocinccnnococonococccooncconncnnns 15 How to Prepare a Site for the Teleptosenter ir ii 16 Installation and Set Up ascii iO rio 17 How to Install the Telepresenter MZ E saad cave Sauce e adas 18 How to T rmn on the POWEL ia lb 21 How to Enter a Static IP Address from the Front Panel ooooconiccnnccinccconccconcconnnonnnconncnnno 22 How to Set the Gateway Adri ri 23 Howto Check th Sette Si SS 24 Change PIN Lock System and Shut Down cssccsssscssssccssssccscssessessescsesescssssseesens 25 How to Setor Change the BIN cantada as 26 How to Lock th SysteM arican pea E cay OS 27 How to Shut DOWN eaid EE 28 Web Administration and Network Configuration seessooesooesssessoesssecssooesoossoossssesssose 29 How to Access the Web A
7. be displayed on the GUI Use the keypad on the remote control or Front Panel to unlock the front panel Note NCast factory default setting for the four digit universal PIN 6278 This can be used if a user is locked out of the unit or if the user loses their PIN Administration Manual 27 Change PIN Lock System and Shut Down How to Shut Down Background Use the Power button on the infrared remote control to shut down the Telepresenter Procedure Follow the steps in the table below to shut down Press the POWER button on the IR remote control Use the arrow keys to highlight Shutdown Press the SELECT key on the remote control The Telepresenter will perform a clean shutdown and terminate all processes Note If the POWER button on the remote control is accidentally pressed or if you change your mind about shutting down the system highlight Cancel and press the SELECT key to cancel NCast Corporation Administration Manual 28 Web Administration and Network Configuration Introduction When the Telepresenter M2 is connected to an IP network you can accomplish configuration administration and diagnostic tasks from a remote location The Telepresenter M2 contains an embedded web server dedicated to these tasks Contents This section covers the following topics Topic 4 4 4 4 About the Network Configuration Page How to Configure SNMP About the SNMP Configuration Web Administration Page
8. in the first field on the page Information for example a channel could be named after a department or current geographic location The page also displays the numerical channel number Session If the SAP check box is selected on a particular channel the Telepresenter Announcement transmits announcements so that other clients on a network can join a current Protocol SAP session Telepresenters are able to both send and receive SAP announcements Continued on next page NCast Corporation Administration Manual 41 Web Administration and Network Configuration About the Channel Characteristics Page Continued Auto Coordinator AC Never Coordinator NC State Format Multicast If the AC check box is selected the Telepresenter M2 unit will automatically become the coordinator You should plan ahead before deploying a group of Telepresenters because the coordinator is the controlling member of NCast sessions responsible for the presentation itself floor control fielding questions and transmitting the majority of the video audio and graphics If the NC check box is selected the Telepresenter unit will always be a participant on a specific channel it disables coordinator privileges for a particular unit NC and AC cannot be selected simultaneously State is a display option for video audio and graphics that shows whether transmission and reception is enabled or disabled on the channel Format is a comm
9. on the left side of the web page Or If QuickTime Player is installed as the default desktop player click QT Or If Real One Player is installed as the default player click RO Note The administrator must enable one of these media players on the Unit Options page See How to Configure Unit Options and Setup on page 37 Click a view link at the bottom of the screen to select the size of the video with or without graphics e Small e Medium e Large Fit to Window e Graphics amp Video e Graphics The video and or graphics plays automatically with the default media player that is currently set up Click Back in your respective browser to return to the default page with the links to the different sized windows Administration Manual 31 Web Administration and Network Configuration How to Configure Network Settings IP Configuration Background The Network Configuration Page provides advanced user options for specific network customization Upon shipment the Telepresenter has defaults of simple assumptions For example the gateway s address is assumed to be x x X 1 a network s address at x x x 0 and a broadcast address at x x x 255 etc These settings are usually quite standard on most networks Procedure Follow the steps in the table below to access the Network Configuration web page See About the Network Configuration Page 5 Press the arrow keys on the remote control to highlight Shutdown
10. to Install the Telepresenter M2 How to Turn on the Power How to Enter a Static IP Address from the Front Panel How to Set the Gateway Address How to Check the Settings Installation and Set Up How to Install the Telepresenter M2 Background The Telepresenter M2 offers high compatibility easy connectivity to standard peripherals audio video and graphical equipment for outstanding presentations The diagram below illustrates the connectivity concept ETS IP Network ee EA A Procedure Follow the steps in the table below to install the Telepresenter at your site Connect the Ethernet cable to the NETWORK input jack on the rear panel SERIAL I O NETWORK GRAPHICS OUT VIDEO S VIDEO VGA Continued on next page NCast Corporation Administration Manual 18 Installation and Set Up How to Install the Telepresenter M2 Continued Procedure continued Connect a VGA SVGA XGA or projector monitor to the VGA monitor port on the rear panel GRAPHICS OUT SERIAL I O ojo GRAPHICS OUT MOUSE alo E VIDEO S VIDEO VGA Note The graphical user interface GUI is only accessible when a monitor is connected to the Telepresenter via one of the Graphics Out connectors Connect a television with S Video input to the S VIDEO output jack on the rear panel Use the supplied S Video cable VIDEO MIC1 MIC2 LINE AUDIO VIDEO L L 1 S VIDEO S VIDEO 0 9 0 O VQ O 0 0 6 Note If yo
11. unit is transmitting Optional Go to the Session Information web administration page to change the video settings for example from H 261 to MPEG video Optional Click Update Session Information NCast Corporation Administration Manual 66 Presentation Modes How to Set Up Unicast Mode Background Procedure Multicast is highly recommended when using the Telepresenter M2 However if a network is not multicast enabled or not available the alternative is to use Telepresenter in Unicast mode Follow the steps in the table below to enable Unicast mode participant unit into separate web browsers 2 Click Session and configure one unit to transmit MPEG 1 and the 3 Click Update Session Information PA 4 For the MPEG transmitting unit Type 0 0 0 0 in the Multicast Address field for Conference settings Conference Multicast Address 0 0 0 0 Portfi3000 Scope Admin IL e Wi Value 15 2 Party Floor Control Enable Disable Update Session Information Go To Channel i 5 Click Update Session Information 5 For the MPEG transmitting unit Type the IP address in the Multicast Addr field and Display Pri Primary fields for Audio Video and Graphics settings 4500 Bs 5000 T a F an Frames 30 fps 15fps Set fps 20 fps Quality Medium High Seta efo Multicast Src AddriPort 0 0 0 0 123 45 678 90 fioooo Scope Admin Wi S TTL Value 15 Format Switch MPEG 2 T MPEG 1
12. viewer password ncast Admin and Viewer passwords can be changed in Unit Options amp Setup page Used for standard encryption of media streams from Telepresenter to Telepresenter Must be no longer than 16 characters alphabetic or numeric The same security key must be used for all units involved in the secure session Note The security key only works between Telepresenters and if the security key is enabled desktop users will be unable to view the streams Sets the range of IP addresses that may change the unit s parameters for example a contact person can list their own desktop IP address 2 3 4 or you can configure the addresses to a subnet by using wildcards 2 3 All others can only view this information not edit it Reboot Unit Perform a clean reboot from a remote location NCast Corporation Administration Manual 39 Web Administration and Network Configuration How to Configure Channel Characteristics Background The Channel Characteristics Table lists all setups as determined by an administrator Every Telepresenter M2 on the network operates on a channel table The channel table can be configured so that restrictions and controls can be set on bandwidth usage whether video is allowed on a specific channel what type of video can be used whether the channel can be configured for graphics or audio etc Procedure Follow the steps in the table below to access the Channel Characteristics page Type
13. 2 NCast Telepresenter M2 Parts and Controls About the Infrared Remote Control Description The infrared remote control allows you to access several important functions Parts This diagram identifies the basic parts of the infrared remote control A Functions The table below describes the functions of parts on the remote control Display the previous or next page Submit or answer a question 8 Compartment Slide the latch to reveal a numeric keypad amp lock button hidden NCast Corporation Administration Manual 13 Site Preparation Introduction To maximize the potential of NCast Telepresenter features the IP multicast must be set up correctly in conjunction with firewalls In addition the Telepresenter requires secure ports for outbound streams and for receiving streams from users outside the network Contents This section covers the following topics How to Assign Network Resources Ports and IP Addresses How to Prepare a Site for the Telepresenter Site Preparation How to Assign Network Resources Ports and IP Addresses Background The firewall determines two pieces of information from the packets the protocol that is being delivered and the port number to which it is being sent If the firewall is configured to accept a specific protocol through the port then the packet is allowed through the firewall Follow the steps in the table below before setting up the Telepresenter These steps are
14. 5seconds 90 384 Kbps 4secomds 90 512 Kbps 3seconds 90 768 Kbps 25seconds 90 Burst Mode i5seconds 9 NCast Corporation Administration Manual 72 Appendix Contents This section covers the following topics Topic Session Announcement Protocol SAP PAO o O O O FAQ Troubleshooting Appendix Session Announcement Protocol SAP Background Composition Usage The Telepresenter has a feature that uses a protocol known as Session Announcement Protocol SAP to send announcements to potential receivers The SAP feature when enabled on a particular channel transmits announcements so that other clients on a network can join a current session The SAP announcements contain information on sessions lectures presentations etc that are currently ongoing or are scheduled for the future These messages contain a textual description of the content and its source and the detailed technical information regarding the transmission Telepresenters are able to both send and receive SAP announcements SAP announcements when received by Telepresenters are displayed on the GUI screen known as the Program Schedule The Program Schedule screen will display the textual description of the corresponding SAP announcements on the network as programs for each announcing Telepresenter You can even use the Program Schedule to browse between current programs and source them directly to the receiving Telepresen
15. F H 261 TF Display Pri Sec 123 45 678 90 987 65 432 10 7 Repeat the above steps for the Telepresenter transmitting H 261 using the IP address of the Telepresenter transmitting MPEG in the related fields NCast Corporation Administration Manual 67 Introduction Contents System Optimization The Telepresenter is adaptable for a large variety of network environments with different bandwidth availability You can configure the Telepresenter to achieve optimal settings for the video audio and graphics streams by tailoring bandwidth viewing packet loss and changing the settings for Q factor Quality frame rate and bandwidth This section provides optimal settings for latency frame rate or picture quality at specified bandwidths for both video and graphics This information is a result of NCast internal testing The results shown below assume a regular network If an extremely over trafficked network is introduced this could increase the amount of latency associated with the graphics stream This section covers the following topics About Bandwidth and Packet Loss 69 How to Set the Q Factor About Optimal Frame Rates Video About Optimal Latency Graphics System Optimization About Bandwidth and Packet Loss Tailoring Bandwidth Viewing Packet Loss Tailoring a network connection s bandwidth is crucial for delivering a successful streaming media presentation Internet users with 2 0 M
16. Follow the steps in the table below to enable Telepresenter graphics presentations Connect a laptop or PC using the supplied male to male SVGA XGA cable to the Telepresenter rear panel in the Graphics In SVGA XGA connector or if you are attaching a document camera you may plug into the S Video or Composite Video connector as appropriate Press the arrow keys on the remote control to move to Settings from NCast Central a graphical user interface that is displayed on the SVGA XGA monitor or projector Press SELECT on the remote control Press the arrow keys on the remote control to highlight graphics Press SELECT on the remote control Choose one of the following graphics inputs for the equipment attached to the Telepresenter e Graphics In Composite e Graphics In SVHS SVIDEO e Graphics In SVGA most common e Auto Detect allows the Telepresenter to detect graphics input without manual selections e None NCast Corporation Administration Manual 55 Graphical User Interface About NCast Central Description NCast Central is the default page that appears when the Telepresenter M2 is in standby mode When a session is created or joined NCast Central will generate a list of Attendees on the left side of the screen At the bottom of the screen NCast Central displays a Question Queue Coordinator Information and Help text j Brocream Schedule newest 204 83 223 25 Oregon Attendee List In the Attendee lis
17. In Auto Video In None Video Out Comp Video Out SVideo THOOCOCO Audio In Mic 1 Audio In Mic 2 Audio In 1 Audio In 2 Audio In Line Audio In None Audio Out Line 50 percent 50 percent percent percent percent yO KM O KI O 55 percent i Procedure Follow the steps in the table below to access the Video Audio Graphics Sources page Type the Telepresenter IP address into a web browser Click the Sources link on the left side of the web page 3 Click the appropriate options for audio video and graphics settings Click Update Source Information NCast Corporation Administration Manual 50 Web Administration and Network Configuration How to Display Viewer Information Background The Viewer Information Page displays information on viewers of a current session Each entry is separated into three categories video audio and graphic viewers Statistics are separated because viewers can independently tune in to any stream Viewers have information that is listed according to what is sent out via their announcements and according to what is listed in their Unit Options page In addition you can display the Telepresenter software information for a particular client Viewer Infomation Microsull Internet Explorer proveded by Dell Ble Ed Yen frote Jode Hele gt P pe my a Mago 7123 45 678 Seg Corte memes NCast NCast Telepresenter Administration
18. Telepresenter M2 Administration Manual NCast Corporation TAKE STREAMING FURTHER Copyright Copyright O 2003 by NCast Corporation All rights reserved Trademarks NCast Telepresenter Take Streaming Further and NCast logo are trademarks of NCast Corporation All other trademarks or registered trademarks are the property of their respective owners Patents pending Disclaimer This manual is supplied for informational purposes only and is subject to change without notice NCast Corporation should not construe it as a commitment NCast assumes no responsibilities for any errors or inaccuracies that may appear in this manual NCast reserves the right to make any changes to any products described herein at any time without notice NCast does not assume any responsibility or liability arising out of the application or use of the product described herein except as expressly agreed to in writing by NCast In addition the purchase or use of a product from NCast does not convey a license under any patent rights copyrights trademark rights or any other of the intellectual property rights of NCast or third parties All rights reserved Publisher NCast Corporation 155A Moffett Park Drive Suite 103 Sunnyvale CA 94089 T 408 541 9230 F 408 5419231 www NCast com Rev 1 3_033003 Table of Contents Introducing the NCast Telepresenter M2 oooonnocccooonccoonnccononccononocononocononononocononacononocononanons 4 DI e o e a
19. Viewer Information Video Session Participants nei h261 Sales 1 5 0a1 1snune 2212 201586 UN Santa Clara ncVideo mpeg Sales 1 5 0311 Linux 2212 20 1586 NCast Telepresenter ua Marketing 27 Audio Session Participants Sunnyvale a nc Aud e here Procedure Follow the steps in the table below to display viewer information Type the Telepresenter IP address into a web browser Click the Viewers link on the left side of the web page NCast Corporation Administration Manual 51 Web Administration and Network Configuration How to Display Status Information Background The Status Information Page provides information on Telepresenter M2 network performance These statistics are for evaluating network performance and if necessary for diagnosing network problems The information is populated by reception reports received by participating Telepresenters on the network Procedure Follow the steps in the table below to display status information Type the Telepresenter IP address into a web browser Click the Status link on the left side of the web page NCast Corporation Administration Manual 52 Web Administration and Network Configuration About the Status Information Page Description Fields The Status Information page is divided into three sections video audio and graphic statistics Because each channel represents all three data types this page provides separate statistics on each Th
20. a typical TV guide Note Sessions cannot be created from Program Schedule 85bFM 112kbit 12 40 13 07 85bFM 32kbit are 0 12 90 13 07 A DEC Fed Mare 06 00 14 00 Daily Lunch Training KRIKOREN NOC M 00 00 02 0300 Daity Antenne Bayern Permanent Archaeology Channel MPEG 1 Permanent Bonfire Permanent Bro Local MPEG 2 Permanent CP CA net 3 IPTV MPEG1 Permanent CR Permanent CSPAN v a Nwstrn U Permanent CSPAN2 via Nwstm U Permanent Causeries du FMBone Cesnetd y Core Radio 182Kbit Other Uses The Program Schedule is a handy tool for accessing information on current transmissions in a given IP network It lists all announcements from Telepresenters when they are a part of a session on a given channel If the Telepresenter has access to the Internet it will also see other networking announcements These other networking announcements range from software multicast transmissions to other Telepresenters that are announcing over the Internet SAP Telepresenters will also self announce so do not be surprised to see your own entry if you are currently tuned to or transmitting a current session Keep in mind that your Telepresenter will only self announce if it has permission to do so on that channel Additionally in order to view announcements from other Telepresenters these units must have session announcement protocol SAP configured as well on that Telepresenter Channel Table See About the Channel Characteristics Pag
21. an be used to unicast multiple signals Contact NCast for more information on this feature This section covers the following topics How to Set Up Two Way Conferencing 66 How to Set Up Unicast Mode Presentation Modes How to Set Up Two Way Conferencing Background Two way conferencing will operate with only two users on one channel When a third party joins the channel the Telepresenter M2 will automatically switch to group presentation mode where the coordinator will be presenting to all the participants on the channel Note Telepresenter M2 units cannot transmit MPEG in both directions unless custom hardware is present Procedure Follow the steps in the table below to set up a two way conference Once all input settings are correctly set both units will be in a two way conference with audio and video transmissions At the coordinator Telepresenter site Use the arrow keys on the remote control to find an empty channel on NCast Central At the participant Telepresenter site Use the arrow keys on the remote control to select the same channel as the coordinator unit Note Participants must always select the channel after the coordinator Press the arrow keys on the remote control to move to Settings from NCast Central Check the audio and video input settings for the coordinator and participant units Check the LCD display on the Telepresenter to ensure that one unit is transmitting H 261 h and the other
22. ation Page Continued Fields continued Community Defines the access options for Read Write community Access string Read All Write All Read All Write all except NCast variables or disable SNMP V3 Enable Disable settings for SNMP version 3 V1 Traps receiver Communit default is public V2 V3 Traps traps Community 3 traps default is public Informs trap condition occurs Community Update Saves the configured settings and restarts SNMP Configuration and Restart SNMP Daemon Restore Default Used to configure other SNMP users SNMP V3 Users NCast Corporation Administration Manual 36 Web Administration and Network Configuration How to Configure Unit Options and Setup Background Unit Options amp Setup Web Administration Page is for initial setup administration and setting security on the unit NCast recommends configuration of the Unit Options and Setup page first before other Web Administration pages Each Telepresenter M2 unit on the network should have a unique configuration assigned by a network administrator Procedure Follow the steps in the table below to access the Unit Options amp Setup page Type the Telepresenter IP address into a web browser Click the Unit Options link on the left side of the web page Type configuration information in the appropriate fields Click Update Unit Options A message is displayed Unit options have been updated NCast Corporation Administration Manua
23. bps modems for example need to view presentations that require less than 2 0 Mbps of data per second As the first step in optimizing system performance you need to tailor the bandwidth to your audience and create content with that connection speed in mind This helps ensure that the presentation streams smoothly In cases where an outbound network link becomes extremely slow this is most likely due to a high demand for bandwidth with little supply To alleviate the problem you should reduce the amount of bandwidth that the Telepresenters are utilizing for example reduce the MPEG video from 800 kbps to 700 kbps the audio from Hi Fi to PCM and the graphics from 768 to 512 kbps Audio video and graphics for transmission over the Internet has to be split into packets which are then launched onto the network At the receiver the packets may be delivered out of order or not at all and packet arrival times are unpredictable Packet loss occurs for a number of reasons when routers become overloaded when packets arrive too late to be played back or when scheduling difficulties occur in a multi tasking operating system Packet loss is a persistent problem that can get worse From a user s point of view packet loss severely disrupts audio intelligibility even for very low loss rates If a user is also experiencing packet loss with the video signal that user can view packet loss statistics on our Statistics web page By looking at this n
24. ded e NTSC PAL enabled Television The Telepresenter M2 has the following network requirements e 10 100BT Ethernet Connection e IP Multicast protocol e 600 Kbps to 1 9 Mbps network bandwidth for MPEG 1 video or e 2 to 5 Mbps network bandwidth for MPEG 2 video or e 56 Kbs to 512 Kbps network bandwidth for H 261 video e DHCP enabled to create a dynamic IP address e Web browser for administration and Internet functions The Telepresenter M2 has optional items recommended for certain features e Amplified stereo speakers either in television or separate set e Video input device video camera DVD player VCR e Microphones e Graphics input device such as a laptop computer NCast Corporation Administration Manual 8 NCast Telepresenter M2 Parts and Controls Introduction The Telepresenter is like a TV station in a box because there is no need for full scale studio set up and preparation Presentations are easy like tuning in to a channel on a TV The front panel allows easy administrator set up the LCD screen indicates the current status of the unit and the LED indicators show system activity The remote control provides user friendly navigation similar to surfing TV channels Contents This section covers the following topics About the Front Panel About the LCD Screen About the LED Indicators About the Infrared Remote Control NCast Telepresenter M2 Parts and Controls About the Front Panel Desc
25. deo and graphic streams Use a remote control select a channel and a session appears such as a presentation or conference To deliver a presentation or conference select an empty channel and you are transmitting Contents This section covers the following topics Uses amp Features 6 Telepresenter Packaging Requirements and Options aa Introducing the NCast Telepresenter M2 Overview How it Works Coordinator and Participant The Telepresenter M2 produces only one communication stream in a channel that contains video audio graphics and conference control data packets which can be easily controlled for customized presentations Any of the data packet types may be disabled or altered to further reduce bandwidth usage The video audio and graphics streams on the sending and receiving unit continually request input compress data make packets and transmit data in the form of RTP packets The receiving units organize decompress and play this information in the correct sequence The conference control sends out information to maintain floor control throughout the session The coordinator instructor can conduct live polls and temporarily allow participants to take the floor and ask questions The Telepresenter captures graphics output from any laptop PC document camera or standard video source and displays the graphics on an attached SVGA XGA monitor In addition remote participants can watch TV quality video pr
26. dministration Pages oooooonnoccnnoccoonoconoconononnnconncconoconn cono cconncnns 30 How to View a Video Graphics Stream from the Web Page oooooncccinncnincinocccoccconnccnnnnon 31 How to Configure Network Settings IP Configuration ooooonoccnnoccnonnconncconanancconncconocnnos 32 About the Network Configuration Page oooooonoccnonococccononoonncnonoconocnnononn nono nonano cnn nonnncnnncns 33 How to Cont str ON DMI A A idas 34 About the SNMP Configuration Web Administration PagO oooconconocinncnnnncoccnononanonnnnnnons 35 How to Configure Unit Options and Setup ccc ecccecssecsseceeeeeeeeeeseeceseceeeeeeeesseeesaeenes 37 About the Unit Options and Setup Web Administration Page 0 0 ceseeseeseereeeeeeeeeeeees 38 How to Configure Channel Characteristics ooonoocccoccnoccconccoonccconocnno cono ncnn cono no cano cono ncnnncns 40 About the Channel Characteristics Pri ai and 41 How to Duplicate Channel Confor On an 48 How to Change Session Settings siii it A A As 49 How to Change Video Audio Graphics Sources oooocococccicccoonoconccono nono nconcccono cono conncconncinos 50 How to Display Viewer Information ui canna dedwads 51 How to Display Status Information ccccccceseceseeeseceesceceseceseeeeeeeeacecaeceseeneeeenseecaeenes 52 About the Status Information Par la 53 Graphical User Interface eesseessoeesooessossssesssesssoessoossooesssssssesesoossooossoosssssssseessesssoossssssos 54 How to Enable Telepresenter G
27. e GUI is only accessible when an SVGA monitor or a projector is connected to the Telepresenter via one of the Graphics Out connectors You cannot view network status or diagnostic information from the GUL or perform advanced functions such as channel configuration or changing certain session parameters Perform advanced settings by using a desktop browser and the Web Administration pages This section covers the following topics How to Enable Telepresenter Graphics Presentations 55 About NCast Central SG About Today sChannels ST o2 lose f About the Program Schedule 160 About Settings About Polling 55 56 57 8 9 62 63 Graphical User Interface How to Enable Telepresenter Graphics Presentations Background Procedure The Telepresenter accepts graphics input from laptops desktops PC document cameras electronic whiteboards and other devices without additional software requirements on the laptop or PC The Telepresenter captures the screen as it appears on a laptop or PC and displays graphics on an SVGA XGA monitor for highest quality resolution The Telepresenter is able to accept graphic input resolutions ranging to 1600x1200 Inputs above 1024x768 are scaled down to this resolution on output Graphics resolution and quality varies depending on the bandwidth frames per second and latency settings found on the Session Information or Channel Characteristics web administration pages
28. e Status Information page will also display performance in a current session Gatas Information Macsosclt Internat E places provided by Del lo la yo Foote Ih te Le AS 2 j A a La 3 T wb Dak a i iah Foin ioy vi ta OLE NCast NCast Telepresenter Administration Status Information Video Statistics RTP Statistics for ncast Kilobits 26 Frames 1 Packets 4 Messing 0 Misordered 0 Runts 0 Dups 0 Bad S Len 0 Bad S Ver 0 Bad S Opt 0 Bad Sdes 0 Bad Bye 0 Decoder Statistics for ncast RTP Statistics for ncast Kilobits 16 195003 Frames 0 Packets 2325435 Missing 24718 ote ups 0 Bad S Len 0 Bad S Ver 0 Bad SOpt 0 0 2072880170 ze 50080 MPEG Audio Statistics Dee The table below describes the fields on the Status Information page NCast x x x x applicable table Kilobits Amount of information in Kilobits that the decoder has processed Number of video frames received Amount of received packets Number of packets that have not been received length usually caused by network collisions NCast Corporation Administration Manual 53 Introduction Contents Graphical User Interface The NCast Telepresenter M2 is controlled using a graphical user interface GUI that has been designed for easy navigation for all types of users with the IR remote control This section describes each of the GUI pages and functionality Press HELP on the remote control to obtain hints for each screen Th
29. e administrator organization web page TV Standard NTSC United States Canada Japan and PAL Europe South America Time zone for the geographic location of the unit Continued on next page NCast Corporation Administration Manual 38 Web Administration and Network Configuration About the Unit Options and Setup Web Administration Page Continued Fields continued Channel Table Source IP address unit of the Telepresenter used to Source duplicate Channel Table configurations Administrator password Password Verification Viewer Authentication Viewer password Security Key IP Restriction To control Telepresenter units remotely an IT or network administrator must have a username and password to access Web Administration pages NCast default settings for username admin password ncast Enter the password again to verify accuracy Please remember to write it down in a safe place and submit the password to appropriate IT Administration personnel Enable Users will be prompted to enter login and password information each time then access the Web Viewer Stream pages Disable Allows access to the Web View Stream pages without authentication of user passwords Provides users with the ability to view streaming video audio and graphics from a desktop or laptop connected to the network but restricts them from accessing web administration and configuration pages NCast default settings for username
30. e on page 41 Continued on next page NCast Corporation Administration Manual 60 Graphical User Interface About the Program Schedule Continued Fields The table below describes the fields on the Program Schedule Program Displays the Unit ID that is transmitting If the announcement is foreign it will display the announcement details of the transmission Date If originating from a Telepresenter displays the current a date of the announcement If originating from an SDR Session Directory tool displays the scheduled date of the transmission Time Displays in five minute intervals the current time of Telepresenter broadcasts Displays the duration of currently announced sessions Channel Displays the channel that is associated with this Telepresenter session If this channel does not correspond with the Telepresenter Channel Table in use it will display the other Telepresenter channel Helpful Tips To quickly join a session in the Program Schedule listing use the Page and Page keys on the remote control and press Select after you highlight the desired session This easy search is particularly useful if you do not know which channel or time a session will be on air WWW caveats Ifthe network is enabled to do so the Program Schedule will also display broadcasts from the World Wide Web Some announcements in the Program Schedule originate from the World Wide Web these may not be compatible with the Telepresente
31. epresenter View Main View Page Schedule Each of the pages listed below allows you to view or change options or Viewers characteristics of the controller and its functions You will also be able to View oT RO check on other broadcast activity on your network Main Program Schedule Allows you to view sessions scheduled for your network and to select a session for active participation Session Viewers Lists other participants currently tuned into the active session View Stream Allows viewers to participate in conferences from their desktop and view the video stream NCast win ncast com Type admin at the end of the IP address in the URL address window for access to administrator level privileges settings and configurations Administration Manual 30 Web Administration and Network Configuration How to View a Video Graphics Stream from the Web Page Background The Telepresenter M2 supports industry standard desktop video players including but not limited to QuickTime Real One Player IPTV MIM etc The View Stream Page enables users to view the NCast Telepresenter M2 video audio and graphics streams sessions directly from players installed on their desktop computers To download one of the players go to http www apple com quicktime download Or http www real com realone Procedure Follow the steps in the table below to view a stream from the web page NCast Corporation Click the View link
32. esentations at any desktop or laptop via industry standard media players The Telepresenter also provides remote administration from any standard web browser for easy network set up and configuration The graphical user interface on the Telepresenter provides easy navigation with the remote control Anyone who wants to share visual information designs and concepts with dispersed groups of people can use the Telepresenter M2 to gather input and make immediate changes The creator of a session person or group is the coordinator with immediate floor control The recipient of a transmission is the participant NCast Corporation Administration Manual 5 Introducing the NCast Telepresenter M2 Uses amp Features Use Examples Features List The Telepresenter M2 may be used in a variety of situations for real time live interactive communication for example you can start a session to e Share visual information designs and concepts with dispersed groups of people to gather input and make immediate changes e Conduct customer and employee training across many geographical areas e Conduct and discuss research engineering architecture product design information systems development or process analysis when the participants are not able to meet in one central location e Access a centralized bank of expertise from a field location e Disseminate important company information through presentations and training The table be
33. ion NCast Corporation Administration Manual 64 Introduction Two Way Conferencing Unicast Mode Contents Presentation Modes Interactive group meetings are easily facilitated using the Telepresenter Virtually any number of Telepresenter remote sites can join a session Desktop users can also participate in presentations and meetings by viewing Telepresenter M2 Sessions via any web browser with Apple QuickTime or RealOne media players The Telepresenter M2 is equipped for point to point videoconferencing Two way videoconferencing feature is automatic when two Telepresenters are engaged in a session on the same channel Both Telepresenters must have a video input such as a camera or VCR player Two way conferencing operates via multicast without floor control where two users will be able to see and hear each other without needing to pass floor control much like a phone conversation but with video interactivity Telepresenter M2 two way conferences operate with one unit transmitting H 261 and the other unit transmitting MPEG quality audio and video providing high quality face to face virtual meetings Full duplex MPEG is also available as an option The Telepresenter can operate in Unicast mode point to point communication from one device to another over a network This can include a Telepresenter or a desktop computer Only one Unicast stream can be sent at a time but the Darwin Streaming Server free download c
34. itor managed devices write to control managed devices trap to report events to the NMS and traversal operations to gather information in variable tables The SNMP Configuration page uses these commands by specifying read and write communities trap communities and hosts NCast Telepresenter Administration SNMP Configuration Read Only Community public Community Access Rea El Read Write Community P ue Community Access Disable El SNMP V3 Enable gt Host to Receive V1 Traps 0 0 0 0 Porfis2 Trap Sink Community pubic Hostto Receive V2 V3 Traps 0000 Port lez Trap V2 V3 Sink Community pubic Host To Receive Informs 0 0 0 0 Port 162 Inform Sink Community public Update Configuration and Restart SNMP Daemon There are three initial users available Use thern to configure other SNMP Users Restore Default SNMP V3 Users Fields The table below describes the fields on the SNMP Configuration Page Read Only Defines the SNMP community string for Read Only Community access type default is Public Community Defines the access options for Read Only community Access string Read All Read All except NCast variables or disable Read Write Defines the SNMP community string for Read Write Community access type default is Private Continued on next page NCast Corporation Administration Manual 35 Web Administration and Network Configuration About the SNMP Configuration Web Administr
35. l 37 Web Administration and Network Configuration About the Unit Options and Setup Web Administration Page Description The Unit Options amp Setup web administration page provides information on each specific unit 2 Unit Options and Setup Microsoft Internet Explorer aca File Edit View Favorites Tools Help a Q h A G Osea gramos Gres O 2 S E Address http 204 89 223 15 admin ncWebControl unit v Eco tinks gt Norton Antivirus El gt NCast NCast Telepresenter Administration Unit Options and Setup Schedule O rr IN Contact name Contact email Contact phone Contact location Sunnyvale CA Web Page URL http vean ncastcom TV Standard United States NTSC Format Timezone US Pacific Y Channeltable source Administrator password tease Password verification ee Viewer authentication Enable Disable Viewer password eeeee Password verification eee pa Security key IP Restriction Update Unit Options Reboot Unit Software Version 1 03b 03 06 03 Fields The table below describes the fields on the Unit Options and Setup page Unit ID Assigned name or ID of unit appears in announcements Contact name Name of a contact person administrator or owner of the unit appears in announcements Contact email E mail address of the contact person of the unit Contact phone Phone number of the contact person Contact location Location of the unit Web Page URL Home page of th
36. l frame rate for H 261 video The static frame rate value in this example is 30 but the Telepresenter automatically assumes the highest frame rate that the bandwidth setting allows lower for smaller bandwidth connections To achieve full 30 fps video use MPEG as the video codec Bandwidth Setting Specified Frame Rate Quality Factor Value Resolution 64 Kbps 60 65 128 Kbps 70 80 256 Kbps 80 85 512 Kbps 75 85 Use the values in the table below to choose an optimal resolution for H 261 video at the standard frame rate Bandwidth Setting Specified Frame Rate Quality Factor Value Resolution 64 Kbps 85 90 128 Kbps 80 90 256 Kbps 87 95 512 Kbps 85 95 NCast Corporation Administration Manual 71 System Optimization About Optimal Latency Graphics Graphics Use the values in the table below to choose an optimal graphics latency with a Optimal frame rate at a given resolution Unlike video the frame rate for graphics is Latency measured in frames per minute fpm Based on the bandwidth you can determine whether you want a higher frame rate or picture resolution The maximum Q factor is 99 128Kbps 4 seconds 60 384 Kbps I5to2seconds 80 512 Kbps I5to2secondss 80 768 Kbps 25seconds 90 Burstmode__ I5to2seconds 90 Graphics Use the values in the table below to choose the optimal graphics resolution Optimal with an acceptable latency Resolution 128 Kbps 6seconds 80 256 Kbps
37. l set up and configuration 2 Current channel Channel that the unit is tuned When the unit is turned off it remembers the last channel 3 Coordinator Coordinator name and the number of users who are Users receiving the transmission including desktop viewers 6 Mode M H MPEG 1 or 2 or H 261 video type Indicators C A a P G D L Audio Codec J JPEG Graphics 7 Bandwidth Displays total bandwidth usage audio video and Usage Meter graphics Mbps and input amp output 8 Date Stamp Today s date NCast Corporation Administration Manual 11 NCast Telepresenter M2 Parts and Controls About the LED Indicators Description The LED indicators on the front panel illuminate and blink in different colors for question submission transmission activity and conference connection Parts The diagram below identifies the basic parts of the LED indicators ZLVUF70V000 NXCast QUESTION Q ONAIR TRANSMIT Functions The table below describes the functions of the parts of the LED indicators or questions are in the queue are in Question mode Red static Floor control has been passed to a participant or floor control is temporarily given to a participant who asks a question the remote control ON AIR and Green static Transmitting data TRANSMIT connected to a conference Off air no transmission no connection Red blinking Coordinator is off air NCast Corporation Administration Manual 1
38. ll channel configuration settings of the source Telepresenter unit will be duplicated in the new Telepresenter unit NCast Corporation Administration Manual 48 Web Administration and Network Configuration How to Change Session Settings Background The Session Information web administration page shows current audio video graphics and conference control settings This page allows a network administrator to temporarily change settings for a particular session The changes will last as long as the session is running without affecting the settings in the Channel Characteristics page which are permanent e Session Information Microsoft Internet Explorer ER E 4 ce le x Fie Edit View Favorites Tools Help Back gt fs A Search Favorites history G5 Sp Sf a QV AAA address x Po Links Ses Session Information 2 On Air On Off SAP M Channel Current Channel ID mepg1 AC Y NCT Video State Enabled Format H261 6 MPEG M JPEG Bandwidth 1500 kbps y Custom 128 bitrate Kbps Custom Frames 30 fps nee 10 fps Quality Medium High Seta C fio Multicast SrefAddriP ort 0 0 0 0 fi 0003 Scope Admin ana TE Value 128 Format Switch MPEG 2 D MPEG 1 Hi261 10 Procedure Click the Session link on the left side of the web page Click the appropriate options for audio video graphics and conference control settings Use the drop down lists to quickly
39. low describes important features of the Telepresenter M2 unit MPEG video MPEG video is a leap forward in technology The actual standard with videoconferencing is H 263 video H 263 suffers badly with high motion creating artifacts and effects ultimately becoming a distraction to the session MPEG is full motion video the standard used by broadcast firms for DVD encoding NCast provides MPEG video because it is what users are accustomed to seeing with movies and television XGA Graphics Provides 1024 x 768 output and 1600 x 1200 input Simple only needs standard graphics output cable and integrated remote users are able to share their graphics Continued on next page NCast Corporation Administration Manual 6 Introducing the NCast Telepresenter M2 Uses amp Features Continued Features List continued Feature Description Multicast Telepresenter M2 uses multicast which drastically saves on bandwidth requirements Videoconferencing products use unicast an inefficient protocol that consumes bandwidth because every stream has to be replicated Bandwidth Scalability You can dynamically increase or decrease the amount of bandwidth usage Multicast provides scalability see above Telepresenter M2 does not require bridges and is not limited by the amount of users Videoconferencing providers require a bridge to scale beyond three to four participants per conference a costly solution Floor Control Co
40. message is displayed on the front panel LCD IP Addr Set 6 Press the POWER key on the remote control 7 Press the SELECT key on the remote control to choose M SHUTDOWN A message is displayed on the front panel LCD SHUTDOWN 8 Turn the power switch on the rear panel to OFF 9 Turn the power switch on the rear panel to ON NCast Corporation Administration Manual 22 Installation and Set Up How to Set the Gateway Address Background A gateway is a computer system or other device that acts as a translator between two systems that do not use the same communications protocols data formatting structures languages or architecture A gateway repackages information or changes its syntax to match the syntax of the destination system You may have to configure the gateway address of your Telepresenter before you complete the set up Procedure Follow the steps in the table below to set the gateway address Go to the Network Configuration page See About the Network Configuration Page on page 33 Be sure to use a desktop system that has the same subnet as the Telepresenter M2 unit 2 Check the gateway address field to make sure that it is the correct address Click Update Network Configuration A message is displayed The Network Configuration has been updated please restart the unit Restart the Telepresenter unit or if no configuration changes were necessary proceed to the next section NCast Corporation Admi
41. n IP address will be dynamically submitted to the Telepresenter M2 when the cable is connected and the unit is powered on If the network is not DHCP enabled you must enter an IP address via the Front Panel or in the IP Configuration page of the Web Administration Pages Procedure Follow the steps in the table below to turn on power for the Telepresenter 1 Connect the supplied AC cord to the power connector on the rear panel of the Telepresenter Make sure that all peripherals and equipment have been connected Turn the POWER switch on the rear panel on NCast Corporation Administration Manual 21 Installation and Set Up How to Enter a Static IP Address from the Front Panel Background If DHCP is not available when you turn on the power to the Telepresenter you must enter a static IP address on the front panel LCD Note You can enable DHCP by typing 0 0 0 0 as the IP address in step 4 Procedure Follow the steps in the table below to enter a static IP address 1 Press the MENU button on the front panel of the Telepresenter M2 This will list five options e Info e Set IP e Set Date e Set Time e PIN Press the SELECT button 4 Enter the IP address by pressing numbers on the keypad WM Note Press the period button to move to the next segment if a segment of the IP address has only one or two digits Use the button without numbers on it blank button as a backspace key Press ENTER to set the static IP address A
42. nator may set up a poll during a session at any time to elicit coordinated responses from participants The Telepresenter includes three types of polls e Yes No e Good Average Bad e A B C D Select polling mode Yes No Follow the steps in the table below to begin a poll and to view the results Go to the Polling menu and select the desired poll Select Start Polling Participants will see a poll screen automatically appear on their SVGA monitor or projector screen from the poll screen participants may select answers to respond to the poll Required Coordinator Go back into the Polling menu to see the results of the poll 4 Required Coordinator Select Stop Polling to end the poll 1 2 3 4 A very effective poll can include a visual graphic such as an Excel spreadsheet or a PowerPoint slide that asks the participants to respond NCast Corporation Administration Manual 63 Graphical User Interface How to End a Session Background Use the Power button on the infrared remote control to end a session A coordinator may use End Session to terminate a session A participant may use End Session to leave a session It is highly recommended that every user end a session in order to release network bandwidth when they exit Procedure Follow the steps in the table below to end a session Press Power on the remote control Session on the video monitor the channel will be terminated from the sess
43. ne video a video standard 1 5Mbs MPEG 2 Less compressed than MPEG 1 but has a higher Bit Rate from 3 5 to 10Mbs conference Real time Transport Protocol SAP Session Announcement Protocol SDR Session Directory Continued on next page VI SM PC Pulse Code Modulation TP SAP SDR NCast Corporation Administration Manual 79 Appendix Glossary Continued Terms continued Term Session Streaming Media Transmission Conference Session Transmit NCast Corporation A conference meeting or program initiated by a Telepresenter with another Telepresenter or desktop user Audio and Video data packets that start playing on your screen when invoked as opposed to today s email attachments or file downloads Source Specific Multicast A transmission conference or session is the state in which two or more parties are involved in exchanging data To broadcast send out over the network User Datagram Protocol Real time delivery of audio video or animation over the Internet Administration Manual 80
44. nistration Manual 23 Installation and Set Up How to Check the Settings Background Procedure Once the unit is powered on again check the IP address of the Telepresenter from the front panel Ifan IP address appears you are now ready to configure the audio video and graphics input settings from the Telepresenter graphical user interface GUI Follow the steps in the table below to check the Telepresenter settings Action Using the remote control select SETTINGS 2 Select AUDIO and use the arrow keys on the remote to choose the appropriate inputs according to the audio equipment connected Repeat step 2 for VIDEO and GRAPHICS inputs Some network configuration settings will need to be typed into the Telepresenter s Web Administration page particularly the IP Configurations and the gateways 5 Telepresenter M2 is now ready for interactive presentations and collaborative meetings NCast Corporation Administration Manual 24 Change PIN Lock System and Shut Down Introduction When you are away from the unit you can enter a personal identification number PIN to restrict access and you can also lock the system In addition the unit can be shut down to terminate all processes The PIN only applies to front panel and GUI security and it is not applicable to the web administration pages Contents This section covers the following topics How to Set or Change the PIN How to Lock the System How to Shut Do
45. on setting for video audio and graphics that indicates the type of compression used on a channel as follows e For Video MPEG 1 or 2 H 261 and M JPEG e For Audio Pulse Code Modulation PCM Global System for Mobile Communications GSM digital audio compression DVT and 16 bit Audio in Mono amp Stereo For best quality select L16S at 44 kHz This setting will increase bandwidth consumption e For Graphics JPEG Multicast is a common setting for video audio and graphics with the following options e Src Source headend IP address for use with Source Specific Multicast Protocol SSM currently not available e Addr Address used for the stream multicast or unicast Each stream has its own multicast address video audio and graphics e Port Port used for the stream Continued on next page NCast Corporation Administration Manual 42 Web Administration and Network Configuration About the Channel Characteristics Page Continued Scope TTL Values Video stream options Scope is a common setting for video audio and graphics with the following options e Admin Defines the boundaries of the multicast packet transmission confines the multicast session packets within an organization s network e TTL Time to Live or the amount of time or router hops that multicast packets travel throughout a network before expiring TTL value is a common setting for video audio and graphics You can determine
46. only required for traversing the firewall 1 Enable specific ports for NCast UDP traffic applies to users outside a network firewall Designate secure ports for remote users IP Addresses IP addresses may be assigned to Telepresenter M2 devices two ways DHCP or Static IP There are a number of advantages to using DHCP or using static addresses Ultimately this is up to the network administrator Use the table below to help choose the right option for your site IF your primary concern is THEN use Convenience DHCP because the server supplies the IP address netmask gateway address DNS hosting information and host name Reliability DHCP because it eliminates the possibility of wrong IP configurations for network settings Upgrades and repairs DHCP because hot swaps are easy 1f channel characteristics are the same for all units be complicated due to security Static IP because it provides a stable address for the administration pages address for security lists and access Static IP because it provides a stable address for network statistics usage NCast Corporation Administration Manual 15 Site Preparation How to Prepare a Site for the Telepresenter Background Use this procedure when you first purchase the Telepresenter and when you are ready to install the hardware at your site Procedure Follow the steps in the table below to prepare a site for the Telepresenter Step NCast Corpo
47. or example satellite devices require a smaller MTU than Telepresenter default settings provide therefore you can tailor the packet size to be deliverable for other requirements Continued on next page NCast Corporation Administration Manual 46 Web Administration and Network Configuration About the Channel Characteristics Page Continued Conference The illustration below shows the Conference section of the Channel section Characteristics page Conference Multicast Address Port 13000 Scope Admin TL TTL Value fi 27 2 Party Floor 9 Cantal Enable Disable 2 Party Floor Only available when there are two units in a session Enable allows both Control parties to pass on floor control to each other Disable sets the units to the videoconference mode or default NCast Corporation Administration Manual 47 Web Administration and Network Configuration How to Duplicate Channel Configurations Background You can duplicate settings of the designated source channel table to facilitate configuration of multiple Telepresenter units across a company wide network Procedure Follow the steps in the table below to duplicate the channel settings Go to the Unit Options and Setup web administration page Type the IP address of the source Telepresenter unit in the Channel Table Source field Click Update Unit Options Go to the Channel Characteristics web administration page Click Download Channel Table A
48. ordinator controlled All remote sites are able to send audio video and graphics Conserves bandwidth Audio Collaboration More than 10 remote sites can speak concurrently With presentation mode still active users can discuss video and graphics Streaming functionality Telepresenter M2 lets you stream to desktop players including but not limited to Quicktime Real One and IPTV for the ongoing session Remote Administration The Telepresenter M2 has an internal web server which provides operation administration and diagnostics from the web and from a remote site Password Protected web pages NCast provides two user levels Administrator and Viewer and passwords are user configurable NCast Corporation Administration Manual 7 Introducing the NCast Telepresenter M2 Telepresenter Packaging Requirements and Options Package Contents Video Monitor Requirements Network Requirements Optional Items The Telepresenter M2 package contains the following items e Telepresenter M2 unit e Administrator Manual e User Manual e Quick Start Guide e Infrared Remote Control Unit with 4 AAA Batteries e AC Power cord e Stereo Audio cables 6ft each 2 e Composite Video cables 6ft each 2 e CAT 5 Ethernet cable 7ft e S Video cable 6ft e Male to Male SVGA XGA cable 6ft e Product Warranty The Telepresenter M2 has the following video monitor requirements e VGA or higher resolution monitor XGA recommen
49. ote 1 control to find an empty channel from Today s Channels 2 3 Note If the administrator sets Always Coordinator AC as a channel characteristic for the Telepresenter the unit will automatically begin as coordinator and the prompt will not appear 4 Select YES to connect to the channel and become the coordinator of that session The following message displays Session started Select YES or NO for the following prompt Nobody is using this channel Do you want to start a new session successfully Note If you select NO a new session will not be created NCast Corporation Administration Manual 58 Graphical User Interface How to Join a Session Background Sessions that are currently running are shown with an originator s name Procedure Follow the steps in the table below to join a current session 1 Use the arrow keys or the page page keys on the remote control to highlight a specific channel from Today s Channels Press Select on the remote control 3 You will join the current session as a participant and your name will appear on the Attendee List in NCast Central NCast Corporation Administration Manual 59 Graphical User Interface About the Program Schedule Description Program Schedule is a detailed listing of current and pre announced future sessions displayed from the network This listing provides the specific time date duration channel and name of the session similar to
50. r M2 and therefore cannot be accessed SDR tools If users wish to preannounce far in advance programs they will be presenting for example Chemistry 101 they can use SDR tools to send out announcements ahead of time The SDR tools are handy for adding more details and sending out SAPs in advance For more information on publicly available SDR tools see FAQ on page 75 NCast Corporation Administration Manual 61 Graphical User Interface About Settings Description Settings menus allow you to change inputs for audio video and graphics adjust volume levels and choose the video format if allowed by network administrator settings Inputs Use the arrow keys and press Select on the remote control to choose the correct connection inputs for the Telepresenter The table below describes these settings Audio In 1 Video In 1 Graphics In Composite Audio In 2 Video In 2 Graphics In SVHS SVIDEO Microphone 1 SVIDEO Video In Graphics In SVGA Microphone 2 Auto Detect None For Graphics Settings Selecting Auto Detect will allow the Telepresenter to detect graphics input without manually selecting the input Helpful Tips You can also access Settings by pressing Menu on the remote control For easy navigation press Last on the remote control to return to the previous screen NCast Corporation Administration Manual 62 Graphical User Interface About Polling Description Procedure Helpful Tips A coordi
51. r on a desktop laptop that browser lies on the same subnet as the Telepresenter How do I disable Floor Control Type 0 0 0 0 as the Conference Address on the web administration page and Click Update tab What type of MPEG rate can I use Use MPEG 1 and set the with a T 1 connection transmission rate to 1 0 Mbps on the Channel Characteristics page video settings and 6 to 800 Kbps with graphics installed 1 5 Mbps leaves no headroom on a T1 video and audio breakup can occur as a result NCast Corporation Administration Manual 77 Appendix Troubleshooting Background Problems NCast has thoroughly tested the Telepresenter M2 to ensure trouble free operation If one of the recommended remedies does not solve the problem or if the table below does not list the problem symptom contact NCast Customer Support at 408 541 9230 or email techsupport ncast com for further assistance The table below describes some common problems and necessary actions No audio No video on TV Remote control not working Video and audio is not synchronized No response from commands or the remote NCast Corporation Cause Power cord is not inserted properl Incorrect audio cable connection Incorrect audio input selection Incorrect video cable connection Incorrect video input selection You are too far from the unit The tip of the remote is not pointed in the right direction The CPU is busy
52. raphics Presentations ooooonnnccnococococoonnconncconocann cono ccnnnonns 55 About NGast Centralen insun A e Naat a E AR 56 NCast Corporation Administration Manual 2 AAA A a ab ecatane 57 Howto Stata Sed o Sa 58 How to JO ESO sce fetes tee r A Miia An Arash teks A ese ah 59 About the Program Schedule sssnnnnnsenseesensseesseseesseessessesstessessrsstessessrestesseeseesresseeseseessee 60 About Setting sono ds 62 PRDOUU PONG ienien o 63 Howto End Sessions A AS A AA EA A AAA tt 64 Presentation Modest A 65 How to Set Up Two Way Conferencing dada diia iii 66 How to Set Up Unicast Modest ie 67 AAA O 68 About Bandwidth and Packet LoOSS ooooocnnoccnocccocccoooncnonconnnconnocono cono nonn nooo nc nono cnnconnnconncns 69 Howto St MA a a E A 70 About Optimal Frame Rates Video oooooocococooonononcnoncnnnaconaconnnnon ccoo ccon coc no conc nonncconncnns 71 About Optimal Latency OTI A oi 72 o b CEEE E ES EEA EE T EETA 73 Session Announcement Protocol SAP ooooocccnoocccconcccconcnonononononcnnonnnconnnncnnnnnnnonnnnononononnss 74 FAO etna O Stor A A A N er ATED WD VEU OO A A A A A AAA 78 leia Sa a N Seas 79 NCast Corporation Administration Manual 3 Introducing the NCast Telepresenter M2 Introduction Welcome to interactive presentation that is easy reliable and cost effective The Telepresenter M2 transmits and receives data which is then presented through channels that are rich with high quality audio vi
53. ration Enable network multicast between expected endpoints all desktop laptop computers and Telepresenters IP Multicast Address range 224 0 0 1 to 239 255 255 255 The above address range is from a Class D unlike conventional IP addresses this address does not point to a particular node but instead to a group Set up the multicast function in the routers between the sites To set up IP multicasting with firewalls you must allow packets sent to the standard IP multicast addresses to be enabled on all routers in between If some remote sites have less than a T 1 installed scale down the video transmission rates for endpoints from 600 Kbps to 1 0 Mbps or a maximum of 1 25 Mbps This ensures proper performance of the Telepresenter and provides bandwidth for audio graphics and other administrative protocols used by the Telepresenter Perform IP configuration for your site See How to Configure Network Settings IP Configuration and About the Network Configuration Page on pages 32 33 Optional If you are operating the Telepresenter on the public Internet calculate the amount of bandwidth that you will have available for the session Customize the Telepresenter settings so that the unit operates under these parameters Administration Manual 16 Installation and Set Up Introduction This chapter discusses easy setup wiring and compatibility with available peripherals Contents This section covers the following topics How
54. ription The front panel of the Telepresenter M2 unit allows you to set up the IP address check the status of the unit and control basic functions such as volume and administrative settings Parts The diagram below identifies the basic parts of the front panel Functions The table below describes the functions of the parts on the front panel 1 LED Indicators QUESTION question s has been submitted ON AIR indicates transmission TRANSMIT connected to a conference 2 LCD Displa Indicates the current status of the unit 3 Key Pad Enter IP date time etc All are accessible via the Front Panel sub menu 4 Arrow Keys Browse the LCD menu on the Front Panel Display Decrease or increase the volume down arrow up arrow 6 On Air Temporarily disable the transmission while in a conference coordinator only or reset the stream NCast Corporation Administration Manual 10 NCast Telepresenter M2 Parts and Controls About the LCD Screen Description The LCD screen on the front panel of the Telepresenter M2 unit displays important status information Parts The diagram below identifies the basic parts of the LCD screen Conference Rm 250 15 20 47 Channel 42 James Smith 97 users Trans 4096 02 25 02 Functions The table below describes the functions of the parts on the LCD screen 1 Unit ID Assigned name upon initia
55. s NCast Corporation Administration Manual 33 Web Administration and Network Configuration How to Configure SNMP Background Procedure The Simple Network Management Protocol SNMP is an application layer protocol that facilitates the exchange of management information between network devices It is part of the Transmission Control Protocol Internet Protocol TCP IP protocol suite SNMP lets network administrators manage network performance find and solve network problems and plan for network growth SNMP has three versions SNMP version 1 SNMPv1 SNMP version 2 SNMPv2 and SNMP version 3 SNMPv3 Both SNMPvl and v2 have a number of common features but SNMPv3 offers enhancements such as security features Follow the steps in the table below to access the SNMP Configuration web administration page Type the Telepresenter IP address into a web browser Click the SNMP link on the left side of the web page 3 Type the SNMP configuration information for your site in the appropriate fields Click Update Configuration and Restart SNMP Daemon NCast Corporation Administration Manual 34 Web Administration and Network Configuration About the SNMP Configuration Web Administration Page Description An SNMP managed network consists of three key components managed devices agents and network management systems NMS Managed devices are monitored and controlled using four basic SNMP commands read to mon
56. s both coordinator and participant graphics on local attendees SVGA XGA graphic monitors Display Both the coordinator and participant at every site can view graphics Choose between Full Screen graphics embedded graphics Layout Picture in Picture or Layout 2 Side by Side in kilobytes per second Kbps Frames Preset frames per minute fpm between 1 and 40 the more fpm the more bandwidth required Or a custom value for the frames per minute for the quality factor ranges between 1 100 Continued on next page NCast Corporation Administration Manual 45 Web Administration and Network Configuration About the Channel Characteristics Page Continued Burst Mode vs The drop down list for graphics bandwidth has an option for burst mode and Bit Rate custom bit rate Burst mode allows graphics streaming to be as fast as graphics possible in bursts However this setting consumes more bandwidth for high resolution graphics which may cause slight video and audio interruptions With custom you set a specific bit rate which will allow slower transmission of the graphics with lower bandwidth requirements MTU section The illustration below shows the MTU section of the Channel Characteristics page All MTU fi 500 The maximum transfer unit MTU is the largest size of IP datagram that may be transferred using a specific data link connection MTU lets you adjust the packet size of transmissions to fit the device F
57. t the coordinator s name will appear as the first attendee When floor control is relinquished to a participant the participant s name in the attendee list is highlighted blue Helpful Tips Use the arrow keys on your remote control to move around in the graphical user interface of the Telepresenter Press Exit on the remote control to return to NCast Central NCast Corporation Administration Manual 56 Graphical User Interface About Today s Channels Description Today s Channels is a table that lists available channels for tuning From Today s Channels selecting an empty channel creates a session where DVD quality video audio and high resolution graphics can be presented and shared with remote sites and desktop users The Telepresenter M2 may contain up to 100 channels 2 Marketing 3 Engineering 0 Channel Ten Channel 11 2 Channel 12 Channel 13 4 Channel 14 5 Channel 15 6 Channel 16 Channel 17 Channel 18 Helpful Tips To quickly search for a channel use the Page and Page keys on the remote control If a channel appears empty it is available for starting a new session NCast Corporation Administration Manual 57 Graphical User Interface How to Start a Session Background Empty channels do not have an originator therefore a new session can be created Procedure Follow the steps in the table below to create a new session Use the arrow keys or the page page keys on the rem
58. ter by pressing the Select button on the remote control NCast Corporation Administration Manual 74 Appendix Question Answer Why is the Telepresenter M2 not displaying the new IP address that I entered How can you obtain the MAC Address of the Telepresenter Why is the Telepresenter M2 taking too long to boot Is there any architecture for tunneling application gateway NCast Corporation Reboot the Telepresenter M2 for any changes to take effect especially if you typed an IP address on the Front Panel Press the menu key on the Front Panel of the Telepresenter M2 then the Select Key on the Info Icon There could be a timeout problem if the DNS or gateway is not set up correctly in the LAN Check the IP Configuration to verify gateway settings Plus the Telepresenter M2 sets up its system clock with a time server at Berkeley and a timeout can occur due to no Internet connection Yes because you can type a unicast address in the multicast address field of the Channel Characteristics page and use a reflector tool for the tunneling itself such as RTP Reflector Continued on next page Administration Manual 75 Appendix FAQ Continued Question Answer Where can I find SDR tools for pre announcing programs to the Program Schedule I m trying to use QuickTime Real One to view the video stream at the desktop but it is not functioning correctly How can I decrease the Quicktime
59. the Telepresenter IP address into a web browser Click the Channel link on the left side of the page Click the appropriate options for audio video graphics and conference control settings Use the drop down lists to quickly select the desired settings for all 100 channels default settings NCast Corporation Administration Manual 40 Web Administration and Network Configuration About the Channel Characteristics Page Description The Channel Characteristics page organizes complex configuration parameters into an efficient and versatile setting so you can administer and control a multimedia network The Channel Characteristics page is divided into four sections video audio graphics and conference It allows control over excessive bandwidth usage scheduling problems network overloads and difficult multicast parameters that frustrate infrastructure development NCast NCast Telepresenter Administration Channel Characteristics Schedule SAP T Session Channel Current Channel ID Channel 01 ACT Viewers Nc F Sources Video Channel State Disabled Unit Options Format H 261 MPEG M JPEG Bandwidth 1s00Kepe z Customftsoo bitrate Kbps Custom Frames 30fps y ramerete 30 fps Quality Medium High SetQ ao Multicast Src Addr Port 0 0 0 0 10000 Scope Admin TIL TIL Value 127 Format Switch MPEG 2 MPEG 1 F H 261 E Channel The channel is identified by representative text
60. the appropriate TTL value for your network otherwise the default value will be used The table below defines conventional scope control values oO Ff Restricted to the same host 27 127 The table below describes the video specific options of the Channel Characteristics page kilobytes per second Kbps custom value for the frames per second Quality Video quality medium or high Or a custom value for the quality factor ranges between 1 100 Only relevant to H 261 Format Switch Switch between video format streams Defaults will disallow this feature but if enabled you can select from these three settings in the Video Settings portion of the GUI Continued on next page NCast Corporation Administration Manual 43 Web Administration and Network Configuration About the Channel Characteristics Page Continued Audio section The illustration below shows the audio section of the Channel Characteristics page Audio State Input Disabled Output Enabled Format PCM mSeciPkt 20 40 e 80 SpkrPhone Duplex lle Ues Net mutes Multicast Src AddriPort 0 0 0 0 i 11000 Scope Admin MO TM Value 127 Redundant Audio Enable Disable Packets Collaboration Mode Enable Disable Audio stream The table below describes the audio specific options of the Channel options Characteristics page mSec Pkt Audio milliseconds per packet The tradeoff is better efficiency with a higher n
61. umber but longer delay Spkrphone Audio input control settings such as Full Duplex simultaneous two way conversation possible Mike mutes microphone has priority over incoming audio from the network and Net mutes incoming audio from the network has priority over the local microphone Redundant Audio Enable Disable audio setting that improves audio Packets transmission for a data network with packet loss This will duplicate the amount of bandwidth used for the audio stream for example PCM now would equal 128 Kbps Collaboration Enable Disable audio setting that allows every Mode participant to speak at the same time Continued on next page NCast Corporation Administration Manual 44 Web Administration and Network Configuration About the Channel Characteristics Page Continued Graphics The illustration below shows the graphics section of the Channel section Characteristics page Graphics State Disabled Show a Streams Primary Both Display Full Screen laicas Layout 1 e oe Format JPEG idth Custom 384 Bandwidth 384 kbps erate KEPS Custom Frames 40 fom Fanaa nie jao fom Quality Medium High Set Q ao Multicast Src AddriPort 0 0 0 0 12000 Scope Admin Wik S mn Value 127 Graphics The table below describes the graphics specific options of the Channel stream options Characteristics page Show Streams Primary Shows only coordinator graphics Both Display
62. umber the user can determine whether they should reduce the bandwidth usage See How to Display Status Information on page 52 for more information NCast Corporation Administration Manual 69 System Optimization How to Set the Q Factor Background The Q factor that is displayed on the Channel Characteristics and Session Information pages represents a quality setting A high Q factor results in a higher resolution for the image and therefore a larger file size The bandwidth value directly affects the latency for graphics or time for the image to be sent from a transmitter to a receiver For example when a bandwidth of only 256 Kbps is available for graphics and a file has Q 90 1t will take longer for the image to arrive at its destination Procedure Follow the steps in the table below to set the Q factor Quality Go to the Channel Characteristics page or the Session Information page You can configure quality settings on either page Note Changes made to the Session Information page only apply to a session in progress 2 Beside the Quality setting for the Video or Graphics section of the page select Set Q Type the quality factor 4 Click Update Channel Information or Update Session Information NCast Corporation Administration Manual 70 System Optimization About Optimal Frame Rates Video H 261 optimal frame rate H 261 Optimal Resolution Use the values in the table below to choose an optima
63. ur TV does not support S Video input you can still connect the Telepresenter M2 to composite video and audio output jacks by using the supplied cables You can improve sound quality by connecting the Telepresenter audio output jacks LINE L and R or speaker output jack SPKR to an amplifier instead of the TV s internal speakers Continued on next page NCast Corporation Administration Manual 19 Installation and Set Up How to Install the Telepresenter M2 Continued Procedure continued NCast Corporation Connect your video and audio equipment to the input jacks on the rear panel Use the supplied stereo audio and composite video cables Supported devices for local or network transmission include cameras VCRs DVD players and televisions Note Telepresenter M2 supports two composite video inputs and one S Video input MIC 1 MIC 2 LINE AUDIO VIDEO OO S VIDEO O O 00 0 0 6 Connect your microphone or line inputs to the input jacks on the rear panel Note You can only use one microphone input at a time NCast recommends the use of echo cancellation microphones or devices with the Telepresenter Connect a laptop or PC to the VGA monitor port on the rear panel GRAPHICS IN Use the supplied male to male SVGA XGA cable Administration Manual 20 Installation and Set Up How to Turn on the Power Background Use this procedure after you install the Telepresenter If the network is DHCP enabled a
64. wn Change PIN Lock System and Shut Down How to Set or Change the PIN Background Use the front panel of the Telepresenter unit to set or change the PIN You can establish a PIN for security reasons for example to restrict access to the unit Procedure Follow the steps in the table below to set or change the PIN Press the MENU key on the Telepresenter front panel 2 Use the arrow keys to highlight Set PIN 3 Press the SELECT key 4 Use the keypad to enter the old PIN or new PIN and press Enter 5 Enter a new four digit PIN and press Enter only use numbers NCast Corporation Administration Manual 26 Change PIN Lock System and Shut Down How to Lock the System Background The Lock button is on the remote control inside the hidden compartment While in lock state access to the Telepresenter front panel will be restricted and the Telepresenter will not accept any commands from the remote control or front panel except for the number keys However the Telepresenter will continue to encode decode audio video and graphics in lock mode if this was enabled before the lock state Procedure Follow the steps in the table below to lock the Telepresenter 1 3 NCast Corporation 2 compartment hidden compartment The LCD screen will display the following message when the Lock button is pressed for the first time Telepresenter Locked Enter PIN a In addition a message will

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