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Optibase MGW 2400 WMT Home Theater Server User Manual

1. in 41 Uploading FileS a ciali 44 Changing Settings from a Remote PC 45 Operating MGW 2400 gt 47 OVEIVIOW lait 47 Installing Software rrr inni 48 System Requirement 48 Configuring the Management PC for the Network 48 Installing the MGW 2400 EMS 49 Installing Microsoft Components 52 Accessing MGW 2400 53 User Profiles ue Fy un cinco Yd Ud Uyd 54 Logging on to MGW 2400 55 Viewing and Editing the List of Permitted Users 57 Viewing the List of Users Currently Logged On 58 Logging off MGW 2400 eam adn stad dwy day 58 Main Window OvervieW iii 59 The Modules Page in 60 The Channels Page 61 The Platform Page rai 62 Toolbar and DisplayS i 66 Viewing and Setting Module Parameters 67 lO Parameters cana rio i ig Aria 67 Encoding Parameters i 70 ac o l GN FFI FFI FYR FN YH 71 Editing the Channel Prof ile 1 72 Adding a Channel ii 73 Editing an existing Channel 75 Removing Channels una 75 Viewing the Channel Profile 76 Managing Templates eeen TT Managing Configurations 79 Editing C
2. Parameters Settings Video Buffer Window 1000 default Dup Top Lines O 10 default is 0 Dup Bottom Lines DCT Filter Smooth Filter Intra Period 0 10 default is 1 Automatic default Disabled Level 1 Level 2 Automatic default Disabled Level 1 Level 2 2 240 Auto default Comments Latency related parameter We recommend not changing this parameter Sets the number of lines covered on the top of the frame to prevent the display of artifacts Sets the number of lines covered from the bottom of the frame to prevent the display of artifacts Removes details to smooth blocking effects at low bit rates Smoothes blocking effects at low bit rates Specifies the distance between referenced I frames in the stream To automatically specify the distance check the checkbox next to the Intra Period field Table 28 Advanced Video Encoding Parameters 83 Chapter 3 e Editing Channel Parameters Audio Parameters Parameters Settings Channel Mode Mono or Stereo Bit rate Available audio bit rates depend on the sample rate you chose Comments Refer to page 101 for available bit rates and audio modes Table 29 Audio Encoding Parameters Advanced Audio Parameters e If you are in the process of adding a channel click Audio Audio for advanced audio encoding parameters e To change and save advanced audio parameters click OK x e To
3. Chapter 3 e Editing the Channel Profile 72 Editing the Channel Profile Each encoding module supports one WMT channel You can configure channels either manually or use previous configurations that you saved as templates MGW 2400 allows you also to save configurations for later use To add a channel refer to page 73 To edit an existing channel refer to page 75 To remove a channel refer to page 75 To view the channel profile and channel errors refer to page 76 To manage templates refer to page 77 To manage configurations refer to page 79 Chapter 3 e Editing the Channel Profile Adding a Channel You can manually configure a new channel or use previous configurations that you saved as templates You can add one channel per installed encoding module If you logged on as Guest you cannot add channels To define a new channel 1 On the MGW 2400 EMS Main window in the toolbar click Add Channels fanne the Channel wizard appears Assign a channel name e g Test by overwriting the default in the Channel Name field to the upper left Every channel must have a different name If you try to use a name that has already been assigned to a different channel you receive an error message A channel name can consist of up to 256 numbers letters and spaces Choose one of the two options listed below e From Template Choose the desired template from the list e From Type WMT Encoding is the curr
4. e Do not push any objects into free slots of your MGW 2400 unit Doing so will damage your MGW 2400 unit and can cause fire or electrical shock by shorting out interior components Keep your MGW 2400 unit away from radiators and heat sources Also do not block cooling vents Avoid placing loose papers underneath your MGW 2400 unit Do not place your MGW 2400 unit in a closed in wall unit or on a bed sofa or rug When you disconnect a cable pull on its connector or on its strain relief loop not on the cable itself Some cables have a connector with locking tabs if you are disconnecting this type of cable press in on the locking tabs before disconnecting the cable As you pull connectors apart keep them evenly aligned to avoid bending any connector pins Also before you connect a cable make sure both connectors are correctly oriented and aligned ESD Warning Normal handling precautions should be taken to avoid static discharge Compliance Information FCC User Information This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance to the instruction manual may cause harmful interference to rad
5. Description Install up to six encoding modules Connects the power cord Switches MGW 2400 on and off Table 9 MGW 2400 Rear Panel Chapter 2 e Getting Started Encoding Module MGW 2400 supports MGE 400 and MGE 400D encoding modules MGE 400 encoding modules support analog sources while MGE 400D encoding modules support both analog and digital sources ANALOG AUD e rt SOURCE Ga a Ga x SDI DIG AUD COMP VID S VIDEO Figure 4 MGE 400D Encoding Module Interface Connectors Description ANALOG AUD Connects analog audio source to MGW 2400 DIG AUD Connects a digital audio source to MGW 2400 This connector is only used for MGE 400D modules COMP VID Connects a Composite video source to MGW 2400 S VIDEO Connects an S Video Source to MGW 2400 SDI Connects a digital video source to MGW 2400 This connector ships only with MGE 400D encoding modules LEDs Description Source Off Bad or no video source Green Video source detected Table 10 MGE 400 and 400D Encoding Module Interfaces Note MGE 400D encoding modules support the SMPTE 125M 1995 SDI standard Other SDI standards will cause the video frames to be shifted 10 lines down l e the content of the top 10 video lines is unknown and the 10 bottom lines will not be encoded 15 Chapter 2 e Getting Started 16 Connecting Peripherals Encoders amp Sources To install an encoding module
6. For instructions on installing Windows Media Player 9 Series refer to page 52 To play a multicast stream 1 92 Verify that the desired channel is transmitting to a multicast target On the Desktop of the receiving client click to open Windows Media Player the Windows Media Player screen appears From the menu choose Tools and then Options the Options screen appears To define the correct port number click the Network tab and set the range of port numbers so that your transmitting stream s port number is included From the menu select File and then Open enter the location of the NSC file and click OK the stream starts playing e Ifthe NSC file resides on the same LAN as Windows Media Player enter the network drive in the Open URL field for example PC shared_folder File nsc e Ifthe NSC file resides on a web server in a folder called wwwroot enter the URL for example http shared_folder File nsc e To start playing you may also browse to the NSC file s location and drag the relevant NSC file into the Windows Media Player window For further information on NSC files refer to page 88 Chapter 3 e Operating Channels To play a unicast stream 1 Verify that the desired channel is transmitting to a unicast target On the Desktop of the receiving client click o Windows Media Player appears From the menu select File and then Open URL the Open URL window appears Type the U
7. 1 Make sure that MGW 2400 is switched off and disconnect the power cable Remove the slot cover of the free slot in which you want to install an encoding module Firmly push the encoding module into the slot until you hear a click This may require some force A correctly inserted module should be completely flush with the rest of the unit and must not protrude at all from the slot Screw the module to MGW 2400 s rear panel Connect video and audio sources to the encoding module as explained at page 18 Switch MGW 2400 on again To add a new channel and set channel parameters refer to page 73 Note Do not install or remove encoding modules while running MGW 2400 This will cause damage to your MGW 2400 chassis and encoding modules Avoid touching inside free slots as this may cause electrical hazards and damage your MGW 2400 unit The Source LED only turns green if a video source is connected to the encoding module If you only connect an audio source the Source LED remains off Chapter 2 e Getting Started To remove an encoding module 1 Make sure that MGW 2400 is switched off and disconnect the power cable Disconnect video and audio source cables Loosen the screws on the left and right side of the rear panel and carefully pull the encoding module out of the slot Screw the slot cover to MGW 2400 s rear panel Switch MGW 2400 on again Note Do not install or remove encoding modules while r
8. 19 Video BNC 18 Channels Adding 73 Editing 75 Templates 77 Viewing errors 76 Viewing profile 76 Chassis Dimensions 97 Rack mounting 10 Weight 97 Config Utility 7 Configuration PC 2 8 Configuring NICs 34 Current settings 37 63 Connectors ANALOG AUD 15 COMP VID 15 DIG AUD 15 Network 12 98 Power 14 RJ 45 12 SCSI 12 98 SDI 15 Serial RS 232 12 98 S VIDEO 15 Constant bit rate 82 DNS 31 DNS IP address Adding 33 Removing 33 EMS Users Adding 57 Current 58 Default 54 Editing 57 Forcing out 58 Max allowed 54 Password list 104 Removing 57 Encoder state 71 Encoding Audio bit rate 84 Audio Buffer Window 84 Audio Format 84 Audio Mode 84 Bit rate 81 Changing parameters while playing 85 Dup Bottom Lines 83 Dup Top Lines 83 Fixed Bit rate 82 Format 100 Format 81 Frame Drop Step 82 Frame Sampling 82 Intra Period 83 Max video bit rate 70 Resolutions 71 101 Smooth Filter 83 Video Buffer Window 83 WMA 70 WMT 70 Encoding module MGE 400 15 MGE 400D 15 Encoding Modules Dimensions 100 Installing 16 Removing 17 Specifications 100 EncodingDCT Filter 83 Error messages 110 Fans 97 FTP mode 44 Help file 7 Hostname Changing 25 In the EMS 62 HyperTerminal 20 Required settings 21 Initializing 23 If DHCP disabled 34 LEDs Alarm 12 13 Channels 12 13 Ethernet Link 13 Ethernet Trans
9. 4 Type 2 Disable DHCP and set TCP IP parameters manually DHCP is disabled and TCP IP options appear as illustrated in Figure 15 5 To define or change the chosen NIC s TCP IP settings refer to the next page Chapter 2 e Initial Configuration To define or change TCP IP settings 1 Enter the new IP address and Subnet mask for the relevant NIC and press Enter Make sure that each NIC s IP address belongs to a different subnet 2 To make MGW 2400 accessible from outside your local network for the relevant NIC define the Default Gateway server s IP address and press Enter 3 Ifyou do not want MGW 2400 to be accessible from outside your local network via the relevant NIC type 0 for Default Gateway and press Enter the new parameters for the relevant NIC are defined and MGW 2400 returns to the Network menu 4 _ To register MGW 2400 in the WINS data base enter the WINS server s IP address and press Enter If you do not want to define a WINS server or no WINS server exists in your network type 0 and press Enter Make sure that you do not press Enter without typing any value as this could cause MGW 2400 to fail Optibase MGW 2400 Configuration Utility ver 3 5 Hostname johannes 1 Enable DHCP CES SS ee e Enter choice Are you sure you want to disable DHCP and set TCP IP parameters manually Y N IP Address 172 28 0 5 172 28 0 5 Subnet Mask 255 255 0 0 255 255 0 0 Default Gateway _ Figu
10. By default both NICs are set to 100Mbps Full Duplex If relevant you have to set the network mode for each NIC separately To select the network mode 1 Log on to MGW 2400 s Configuration Utility as Administrator the Main menu appears Press 2 Change Network Settings the Network menu appears as illustrated in Figure 12 To choose the network mode for NIC A press 3 to choose the network mode for NIC B press 4 the Network Mode Settings menu appears as illustrated in Figure 13 Consult your network administrator before selecting one of the displayed modes Press the respective number key to select the desired network mode and follow the on screen instructions the respective network mode is defined Note You must set the network mode for each NIC separately Transmission to external WMS servers requires 100Mbps Full Duplex Chapter 2 e Initial Configuration Optibase MGW 2400 Configuration Utility ver 3 5 U r eh b i siii 5 5 5 i Network Menu i 4 Z le er Hostname johannes Available Network Configuration Options 1 Change TCP IP settings for NIC A 2 Change TCP IP settings for NIC B 3 NIC A Network Mode Settings 4 NIC B Network Mode Settings 5 Uiew status of network adapters 5 Add or remove DNS IP addresses A Return to Main menu Enter choice _ Figure 12 The Network Menu Optibase MGW 2400 Configuration Util
11. Driver A software entity that provides a software interface to a specific piece of hardware For example the MPEG 5000 video driver provides software access to the video board hardware DSL Refers to the Digital Subscriber Line a technology for bringing high bandwidth information to homes and small businesses over ordinary copper telephone lines xDSL refers to different variations of DSL such as ADSL HDSL and RADSL Assuming your home or small business is close enough to a telephone company central office that offers DSL service you may be able to receive data at rates up to 6 1 megabits millions of bits per second of a theoretical 8 448 megabits per second enabling continuous transmission of motion video audio and even 3 D effects More typically individual connections will provide from 1 544 Mbps to 512 Kbps downstream and about 128 Kbps upstream A DSL line can carry both data and voice signals and the data part of the line is continuously connected DSL installations began in 1998 and will continue at a greatly increased pace through the next decade in a number of communities in the U S and elsewhere Compag Intel and Microsoft working with telephone companies have developed a standard and easier to install form of ADSL called G Lite that is accelerating deployment DSL is expected to replace ISDN in many areas and to compete with the cable modem in bringing multimedia and 3 D to homes and small businesses EISA
12. Management PCs Users can log on via NIC A or NIC B depending on the configuration and which one is used first MGW 2400 allows EMS access via one NIC only which is determined by the first user that logs on 1 On MGW 2400 s Management PC go to the Start menu and choose MGW 2400 EMS the Login window appears Login MGw2400 _ oy x User Name super Password rsrasras Privileges Super User sy Device IP Name 172 16 100 137 Discover OK Cancel Help Figure 20 MGW 2400 s Logon Window 2 _ In the Device IP Name field enter the relevant MGW 2400 unit s IP address e Toscan the network for available units click Discover Discover units available in the Management PC s workgroup and VLAN appear in the Discover list e To choose one of the listed units click the line displaying the desired unit the Login window appears and displays the associated unit s IP address 55 Chapter 3 e Accessing MGW 2400 From the Privileges list choose the desired user profile Enter the user name and password for the desired user and click OK ox the MGW 2400 EMS Main window appears with the Modules page open The IP address of the unit appears in the Status bar to the left and the current user level to the right e For required passwords refer to page 104 e The blue arrow to the upper right FP and the green LED in the Status bar indicate that MGW 2400 is responding properly Logging on to a di
13. Port 87 Target IP address 87 UDP Block Size 87 User name 88 Targets Unicast External WMS 89 Host URL 89 Max Clients 89 UDP Block Size 89 Telnet 2 8 45 Time and date 39 UDP block size 113 Upgrading MGW 2400 94 Video Input Brightness 68 Color system 67 100 Composite 67 100 Contrast 68 Detect color system 68 Detect source 67 Hue 68 Saturation 68 SDI 15 67 100 Sharpness filter 68 S Video 67 100 Voltage 97 Windows Media Player 2 8 52 Windows Media Server 8 Configuring 64 Name IP address 65 Password 65 Required network mode 28 User name 65 Windows Media Services 8 52 Technical Support Optibase s Extended Warranty program is a support package for Optibase products and provides one to four years of warranty starting with the day of purchase For more details and first line support contact the reseller or distributor who sold you your Optibase product The Optibase Knowledge Base offers technical tips and information about Optibase products The Knowledge Base is available at http helpdesk optibase com syshelp logon htm If you purchased your Optibase product directly from Optibase Inc contact Optibase s technical support directly as follows Optibase Inc Tel 800 451 5101 Fax 650 691 9998 Software Updates Software resources and updates are available for download at http www optibase com html support free_software html Documentation
14. Refers to a full 32 bit bus developed in 1989 to offer support for existing ISA expansion boards and to provide a platform for future growth The EISA bus can accommodate more pins than an ISA bus An EISA connector has a two tier slot design accepting both ISA and EISA cards Encode Refers to compressing Field Refers to individual pictures inside a video stream One half of a frame is composed of odd even lines of video These lines comprise the odd even field Fixed Bit Rate Refer to CBR Constant Bit Rate Appendix D e Glossary of Terms Frame Refers to a single picture being part of a series When the series is viewed at speed a moving picture is created Frame rate The frame rate of a video sequence refers to how many frames are viewed per second Frame Sampling Customizable frame rate FTP Refers to the File Transfer Protocol a high level protocol for transferring files from one device or PC to another FTP uses TCP Full Motion Video Video reproduction at 30 frames per second for NTSC original signals or 25 frames per second for PAL original signals Gateway The term IP Gateway was originally used for dedicated computers routing packages Gateway refers now to an application program that connects two services GOP Refers to the Group Of Pictures a single MPEG video random access unit Green Book The formal standards document for CD i Hub An electronic
15. it cannot be optimized The cause has to be removed as in using an internal device rather than an external one to remove the latency caused by the serial port To maximize throughput use the highest bandwidth available LAN Refers to local area networks e g within a business which is a group of PCs and network devices dispersed over a relatively limited area and connected by a communications link that allows one device to interconnect with any other on the network LED Control unit that indicates function or malfunction Level The signal amplitude in video Linear PCM A non compressed digital audio format The DVD specification allows for 16 to 24 bit Linear PCM audio sampled at 48 or 96 kHz Luminance A component the black and white or brightness element of an image Macro block 16 x 16 pixel sguares being used in the MPEG compression scheme Mbps Megabits per second A data flow rate indicating exactly 10 bits per second bps MBps Megabytes per second A date flow rate indicating exactly 2 bytes per second Bps MJPEG or Motion JPEG A deviation from the JPEG specification where still image compression is used to compress motion video 133 Appendix D e Glossary of Terms 134 Motion Compensation A video compression technigue that makes use of the redundancy between adjacent frames of motion video Motion Video Refers to video that displays real motion It
16. without the express written permission of Optibase Inc Optibase makes no warranties with respect to this documentation and disclaims any implied warranties of merchantability or fitness for a particular purpose From time to time changes may occur in the file names and in the files actually included on the distribution disks Optibase makes no warranties that such files or facilities as mentioned in this documentation exist on the distribution disks or as part of the materials distributed Safety Instructions Use the following safety guidelines to help protect your MGW 2400 unit from potential damage and to ensure your own personal safety When using MGW 2400 As you operate MGW 2400 observe the following safety guidelines Note Do not open the MGW 2400 unit as this will void your warranty MGW 2400 does not contain any user serviceable parts e Before installing MGW 2400 unplug the system to help prevent electric shock or system board damage Certain system board components continue to receive power any time MGW 2400 is connected to AC power e To help prevent electric shock plug the power cable into properly grounded sources Use only properly grounded extensions and adaptors as the need arises e Use only a UL Recognized power cord e Make sure nothing rests on your MGW 2400 power cable and that the cables are not located where they can be stepped or tripped over e Do not spill food or liquids on your MGW 2400 unit
17. 103 provided for your convenience e lt is necessary to restart MGW 2400 in order for changes to take effect We highly recommend you restart the system after exiting the configuration utility as prompted Chapter 2 e Initial Configuration Changing Passwords MGW 2400 lets you define and change passwords for Administrator To define and change passwords do the following 1 Logon to MGW 2400 s Configuration Utility as Administrator the Main menu appears 2 Type 4 Change Administrator Password the Password menu appears 3 To change Administrator s password press 1 and follow the on screen instructions 4 Make a note of your new password 5 To return to MGW 2400 s Main menu press 0 Return to Main Menu 6 To log off MGW 2400 press 0 Quit the Logon prompt appears 7 To log on again type the user name and password for Administrator the Main menu appears 8 Ifyou don t want to log on again terminate the connection Note We strongly recommend that you make a note of your passwords You can use the table provided at page 103 for your convenience 27 Chapter 2 e Initial Configuration 28 MGW 2400 s Network Settings MGW 2400 comes with two network interface cards To increase performance you can assign one network to manage and configure MGW 2400 and the other one to transmit MGW 2400 lets you change network settings for both network interface cards Selecting the Network Mode
18. For errors or suggestions regarding this user manual contact Optibase s documentation team directly at documentation optibase com Warranty Your Optibase product is warranted against defects in material and workmanship for a period of 12 months starting with the date of delivery We will repair or replace at our option any part that proves defective during the warranty period provided the entire unit is returned to Optibase by prepaid shipping in Optibase s original packing Note that you are only eligible for warranty if your MGW unit carries a serial number on its rear panel Your dated sales receipt or invoice proves the date you purchased the unit Before returning your product for repair contact our Customer Service department for a Return Materials Authorization RMA number No unit will be accepted for repair without RMA number Neither Optibase Inc nor Optibase Ltd will be responsible for any damages resulting from the use maintenance or installation of any Optibase product Neither Optibase Inc nor Optibase Ltd will be responsible for the incorporation of any spare or replacement parts not approved by Optibase Without limiting the generality of the foregoing Optibase reserves the right to refuse warranty repair on any product that in our opinion has been subjected to any abnormal electrical mechanical or environmental abuse or shows signs of modification by an unauthorized person or company To assure coverage un
19. IP address MGW 2400 returns to the DNS Options menu To delete DNS IP addresses 1 To delete a DNS IP address press 2 Delete DNS IP Address you will be asked to enter the associated number key for the first DNS IP address you want to delete Press the associated number key for the DNS IP address to delete and press Enter the desired DNS IP address is deleted and you will be asked to enter the second DNS IP address to delete To delete more DNS IP addresses repeat step 2 for each DNS IP address you want to delete If you don t want to delete more DNS IP addresses press Enter MGW 2400 returns to the DNS Options menu To delete all DNS IP addresses press 3 Delete all DNS IP Addresses and confirm your request all DNS IP addresses are deleted 33 Chapter 2 e Initial Configuration 34 If DHCP is disabled TCP IP Settings If the relevant NIC or network segments are not DHCP enabled you have to edit TCP IP settings manually when logging on for the first time If desired you may disable DHCP and set or change TCP IP settings manually You disable DHCP and or edit TCP IP settings as explained below To choose a NIC and disable DHCP 1 Log on to MGW 2400 s Configuration Utility as Administrator the Main menu appears 2 Press 2 Change Network Settings the Network menu appears 3 To edit TCP IP settings for NIC A press 1 or for NIC B press 2 DHCP options appear for the NIC you chose
20. Partitions and enter the desired partitions as illustrated in Figure 18 the partitions you entered can be accessed from the network Opt ibase MGW 2400 Configuration Utility ver 3 5 Hostname johannes Utility Options 1 FTP mode z Set time and date 3 8 Enable Share access for SCSI disk partition Disable Share access for SCSI disk partition Return to Main menu Enter choice Enter partition to share default is D Figure 18 Enable Share Access for SCSI Disk Partitions To return to the Main menu press 0 Return to Main Menu To log off MGW 2400 press 0 Quit the Logon prompt appears To log on again type the username and password for Administrator the Main menu appears If you don t want to log on again terminate the connection Chapter 2 e Initial Configuration To disable Share access for SCSI disk partitions 1 Log on to MGW 2400 s Configuration Utility as Administrator the Main menu appears Press 6 Utility Menu the Utility menu appears Press 4 Disable Share Access to SCSI Disk Partitions and enter the desired partitions the desired partitions cannot be accessed from the network To return to the Main menu press 0 Return to Main Menu To log off MGW 2400 press 0 Quit the Logon prompt appears To log on again type the username and password for Administrator the Main menu appears If you don t want to log on again terminate the connectio
21. device in a network to which multiple computers connect by usually using twisted pair wiring A hub simulates a network that interconnects the attached computers The Hub Technology is popular for Ethernets Host Any end user computer system that connects to a network Hosts range in size from PCs to mainframe computers HTML Refers to the Hypertext Markup Language the format used in Web based material Hue The hue of a color describes whether a color is basically red orange yellow green etc HSI Refers to Hue Saturation Intensity a tri stimulus color system being based on the parameters of hue saturation and intensity luminance It is sometimes also referred to as HSV Hue Saturation Value IEC Refers to the International Electro technical Commission a governing body working with the ISO 131 Appendix D e Glossary of Terms 132 I Frames Intra Frames which are key reference frames in the MPEG compression algorithm I frames contain all the data needed to represent an entire frame IGMP Refers to the Internet Group Management Protocol an Internet protocol that provides a way for an Internet computer to report its multicast group membership to adjacent routers Multicasting allows one host computer on the Internet to send content to multiple other computers having identified themselves as being interested in receiving the transmitting computer s content These networks enable streaming to
22. is accomplished by displaying a seguence of image frames rapidly enough that the eye sees the image as a continuously moving picture MPEG Refers to the Moving Pictures Expert Group a branch of the ISO IEC Joint Technical Committee 1 which is working on algorithm standardization for the compression of Motion video Multiplexing Combining two or more data streams together into a single stream Networking Layer Layer III in OSI Systems navigates information which is being transmitted over the network NIC Network Interface card NTSC Refers to the National Television Standards Committee and is the United States standard for scanning TV signals and has been adopted by numerous other countries Frames are displayed at a rate of 30 frames per second NTSC is based on a 525 60 line field system The bandwidth for the NTSC luminance signal is 4 2 MHz The bandwidths for the I and Q channels are 1 3 and 0 4 MHz respectively Other standards are PAL and SECAM OLE Refers to Object Linking and Embedding a Microsoft protocol to link applications OSI Refers to Acronym for National Television Systems Committee an ISO standard for worldwide communications defining a framework to implement protocols in seven layers Control is passed from one layer to the next starting at the application layer in one station proceeding to the bottom layer over the channel to the next station and back up the hierarchy PA
23. location in mass storage devices Algorithm A detailed description of a method Amplifier A network component also known as a Repeater Amplifiers increase the power of a signal when it is lost due to attenuation They allow signals to cover greater distances in a LAN environment Analog Video Information representing images is in a continuous scale electrical signal for both amplitude and time Application Layer The seventh layer in the OSI model The Application layer defines program to program communication or how applications access network services Services defined by the Application layer include file transfer job transfer and terminal emulation Artifacts A blurred or blocky part of the image in a digital video stream Aspect Ratio The width height ratio of a television set or movie screen Most television sets have a 4 3 aspect ratio Wide screen television sets have a 16 9 aspect ratio When a movie is transferred to video many producers crop the sides of the picture so that it fits the 4 3 aspect ratio of most television sets Another method is to put the video in a letter box This method shrinks the picture until it is small enough to fit into a 4 3 aspect ratio TV set Appendix D e Glossary of Terms 126 The letterbox method produces a black band at the top and bottom of the screen wasting the television s vertical resolution AVI Refers to Audio Video Interleaved the origina
24. or two fields of video information before this information is really sent to the network This size is NOT the size of the frame that will be sent to the network because when attached to a network each network interface card has its own rules regarding the frame size In Ethernet this size is 1500 bytes In ATM 53 bytes and in Frame Relay 6500 bytes The network stack running on MGW NOT THE SOFTWARE decides the size of the frame sent to the network Optibase s MPEG ComMotion 3 5 3 55 has Appendix D e Glossary of Terms a checkbox for AUTO SET UDP BLOCK SIZE Leave this box checked unless there are many buffer overrun errors on the transmitter If this is the case deselect this option and increase the number displayed by about 10 MPEG ComMotion PRO does not provide any AUTO SET for the UDP Block size The size must be computed according to the following equation UdpBlockSize OutputBitRate 8x35 x 1 09 Unbalanced Audio An analog signal consisting of a single voltage relative to ground or common URL Uniform Resource Locator A string that gives the location of information The string begins with a protocol type e g FTP followed by the identification of specific information e g the domain name of a server and the path name to a file on that server VBI Vertical Blanking Interval Part of the television signal that does not contain picture information and is not visible on TV screens without a special de
25. rack mount chassis To rack mount MGW 2400 do the following 1 Remove the rubber feet from the bottom if they have been already attached 2 Use the supplied screws to attach the brackets to the corners of the MGW 2400 chassis 3 Attach MGW 2400 to the rack mount chassis Note Disconnect the power cable from the power connector while mounting MGW 2400 Chapter 2 e Getting Started Power Supply MGW 2400 works with 90 260V AC The power cord connects to the power connector on MGW 2400 s rear panel MGW 2400 recognizes your local voltage automatically MGW 2400 does not ship with a power cord You will have to purchase a power cord that fits your local DIN socket Servicing MGW 2400 MGW 2400 does not require any maintenance If MGW 2400 is in need of repair you have to call for technical support MGW 2400 does not contain parts which you may service or repair by yourself Opening MGW 2400 will void your warranty To clean MGW 2400 Clean MGW 2400 with a soft and dry rag only and do not open the unit Note Before performing any task on the MGW 2400 unit switch MGW 2400 off and disconnect the power cable to avoid accidents and electrical hazards 11 Chapter 2 e Getting Started Hardware Overview The following section provides you with a quick overview of MGW 2400 s hardware Front Panel RJ 45 Ethernet Links Alarm LED Power LED y Vs RS 232 Port ii a a Channels SCSI P
26. source to MGW 2400 Connects an analog audio source to MGW 2400 Connects a digital audio source to MGW 2400 Table 3 Encoding Modules Component MGW 2400 Configuration Utility MGW 2400 EMS Description Pre installed software to configure MGW 2400 SNMP based Transmission management software that you install on a PC on the network This PC is referred to as Management PC Table 4 Software Document MGW 2400 User s Manual MGW 2400 EMS Help Description Shows you how to install and operate MGW 2400 Shows you how to use the MGW 2400 EMS It installs together with the MGW 2400 EMS on the Management PC Table 5 Documentation Chapter 2 e System Configuration Peripheral Components This section lists peripheral components that serve MGW 2400 Optibase does not supply these components Hardware PC Windows 2000 or XP with available COM1 port This PC will be referred to as Configuration PC Management PC Windows 2000 or XP Software External Windows Media Server Windows Media Services 4 1 Windows Media Player 9 Series Description Connects to MGW 2400 via RS 232 to initialize and configure Reconfigures MGW 2400 using Telnet and operates it from MGW 2400 EMS The Management Station is referred to as Management PC or Remote PC Description Installed on a PC on the network broadcasts WMT streams received from MGW 2400 Installed on a PC on the network ma
27. 00 press 0 Quit If you added or removed one or more DNS IP addresses you will be asked whether you want to restart now or later To restart now press Y the Logon prompt appears and MGW 2400 reboots which may take several minutes The booting is completed when you hear a beep and the Power LED turns green To log on again type the username and password for Administrator the Main menu appears To restart later press N the Logon prompt appears You will have to restart MGW 2400 at a later stage If you don t want to log on again terminate the connection Note You should set at least one DNS IP address We recommend that you make a note of all DNS IP addresses you set You can use the table provided at page 103 for your convenience It is necessary to restart MGW 2400 in order for changes to take effect We highly recommend you restart the system after exiting the configuration utility as prompted Chapter 2 e Initial Configuration To add DNS IP addresses 1 To add a DNS IP address press 1 Add DNS IP Address you will be asked to enter the first DNS IP address Type the desired IP address and press Enter the desired DNS IP address is added you will be asked to enter the second DNS IP address To add more DNS IP addresses repeat step 2 for each DNS IP address you want to add You can add up to five DNS IP addresses If you don t want to add more DNS IP addresses press Enter without typing a DNS
28. 00 may have encountered a temporary error causing it not to boot Possible Solution Restore power supply to MGW 2400 Switch MGW 2400 off and on again If the above does not help turn MGW 2400 off remove all encoding modules and turn on again Wait until MGW 2400 finished booting and the Power LED turns green Switch MGW 2400 off re install the encoding modules and switch on again Chapter 5 e Troubleshooting The Problem I cannot connect to MGW 2400 via RS 232 Possible Cause Is your serial cable properly connected You are not connected to the correct local COM port Your COM port is not correctly configured You connected both NICs to the same network segment A network device with MGW 2400 s hostname already exists in at least one of the network segments Your PC s COM port may not be working MGW 2400 s RS 232 port may not be working Possible Solution Check the connection of the serial cable Connect properly or replace the cable Connect MGW 2400 to the Configuration PC s COM1 port Open HyperTerminal s COM Properties screen choose COM1 and configure as follows Bits per second 115000 Data Bits 8 Parity None Stop bits 1 Flow Control None or Hardware Switch MGW 2400 off and connect both NICs to separate network segments Switch MGW 2400 off and change the hostnames of the relevant devices We recommend changing MGW 2400 s ho
29. 231 3212 1000000 160000 14631 3994 1500000 128008 15892 3208 1500000 160000 16119 3990 2000000 128008 16110 3206 2000000 160000 16110 3988 120 Appendix C Optimizing your Network Introduction In order for rich media to be an effective tool for your business you must first provision your network to support streaming Below are some rules of thumb to ensure that video streaming will enhance your company s performance without hurting your network performance Switches are always better than Hubs Hubs contain only one collision plane rendering hub based networks unproductive because of their inadequacy in handling collisions A collision is an Ethernet event that occurs when two Ethernet frames collide Switches on the other hand are comprised of ports Each port is a separate collision plane Thus only those machines connected to the same port share a collision plane reducing the number of collisions and increasing available resources Moreover Level III enabled switches support IP multicasting using IGMP Internet Group Management Protocol across LAN and VLAN spaces without interfering with the productivity of the rest of the users connected to the network Whenever possible separate Departments This is especially important in large organizations If your network is segmented well and each segment is connected to a common backbone maximum utilization on one segment will Appendix C e Optimizing your Network not ad
30. 400 ht HyperTerminal appears and you can log on to MGW 2400 s Configuration Utility If you do not have the CD available you have to manually configure HyperTerminal for first use 20 Chapter 2 e Initial Configuration To set communication parameters in HyperTerminal 1 Open HyperTerminal and click Properties in HyperTerminal s toolbar The Properties screen appears 2 From the Connect using list choose COMI to which you will connect MGW 2400 and click Configure The COM Properties screen appears COM1 Properties 24x Port Settings Bits per second fisso Data bits E y Parity lNme Stop bits hoof Flow control ine O A Restore Defaults OK Cancel Figure 9 HyperTerminal s COM Properties Screen 3 Enter the parameters into the respective fields as shown in Figure 9 4 Click OK HyperTerminal is now ready to communicate with MGW 2400 21 Chapter 2 e Initial Configuration DHCP enabled Networks DHCP automatically provides TCP IP settings for the NIC connected to the respective DHCP enabled network In certain cases you might want to assign unique IP addresses To change IP addresses refer to your local network administrator For instructions on changing TCP IP settings refer to page 34 By default NIC A is DHCP enabled and NIC B is DHCP disabled To communicate with MGW 2400 you have to connect the Configuration PC s COMI port to MGW 2400
31. 5 Appendix B e UDP Block Size Values Video Audio Default UDP Lowest UDP Bit Rates bps Bit Rates bps Block Size Block Size 700000 32032 9281 904 700000 36016 9331 1007 700000 40000 9381 1109 700000 44024 9431 1213 700000 48008 9481 1315 700000 64000 9681 594 700000 64024 9681 1727 1000000 22008 12906 1022 1000000 32032 13031 903 1000000 36016 13081 1005 1000000 40000 13131 1108 1000000 44024 13181 1211 1000000 48008 13231 1313 1000000 64000 13431 593 1000000 64024 13431 1725 1500000 22008 16122 1021 1500000 32032 16122 902 1500000 36016 16122 1004 1500000 40000 16122 1106 1500000 44024 16122 1209 1500000 48008 16122 1312 1500000 64000 16121 593 1500000 64024 16121 1723 2000000 22008 16112 1020 2000000 32032 16112 901 2000000 36016 16112 1003 2000000 40000 16111 1106 2000000 44024 16111 1209 2000000 48008 16111 1311 2000000 64000 16111 593 116 Appendix B e UDP Block Size Values Video Audio Default UDP Lowest UDP Bit Rates bps Bit Rates bps Block Size Block Size 2000000 64024 16111 1722 117 Appendix B e UDP Block Size Values Audio Sampling Rate 44 1 kHz Video Audio Default UDP Lowest UDP Bit Rates bps Bit Rates bps Block Size Block Size 200000 48016 3231 1213 200000 64040 3431 1589 200000 64080 3432 457 200000 80016 3631 1965 200000 96040 3831 2340 200000 128040 4231 3089 200000 160032 4631 3838 300000 48016 4481 1208 300000 64040 4681 1583 300000 64080 4682 456 300000 80016 4881 195
32. 7 300000 96040 5081 2332 300000 128040 5481 3081 300000 160032 5881 3828 500000 48016 6981 1230 500000 64040 7181 1577 500000 64080 7182 454 500000 80016 7381 1951 500000 96040 7581 2325 500000 128040 7981 3072 500000 160032 8381 3818 700000 48016 9481 1201 700000 64040 9681 1574 700000 64080 9682 453 700000 80016 9881 1947 700000 96040 10081 2321 700000 128040 10481 3067 118 Appendix B e UDP Block Size Values Video Audio Default UDP Lowest UDP Bit Rates bps Bit Rates bps Block Size Block Size 700000 160032 10881 3813 1000000 48016 13231 1199 1000000 64040 13431 1572 1000000 64080 13432 453 1000000 80016 13631 1945 1000000 96040 13831 2318 1000000 128040 14231 3063 1000000 160032 14631 3809 1500000 48016 16122 1197 1500000 64040 16122 1570 1500000 64080 16120 452 1500000 80016 16120 1942 1500000 96040 16120 2315 1500000 128040 16120 3060 1500000 160032 16120 3805 2000000 48016 13231 1197 2000000 64040 13431 1569 2000000 64080 13431 452 2000000 80016 13631 1941 2000000 96040 13831 2314 2000000 128040 14231 3058 2000000 160032 14631 3808 119 Appendix B e UDP Block Size Values Audio Sampling Rate 48 kHz Video Audio Default UDP Lowest UDP Bit Rates bps Bit Rates bps Block Size Block Size 200000 128008 4231 3239 200000 160000 4631 4025 300000 128008 5481 3230 300000 160000 5881 4015 500000 128008 7981 3221 500000 160000 8381 4005 700000 128008 10481 3216 700000 160000 10881 3999 1000000 128008 14
33. 700000 1000000 1000000 1000000 1500000 1500000 1500000 2000000 2000000 2000000 Audio Bit Rates bps 32032 20016 32000 32032 20016 32000 32032 20016 32000 32032 Default UDP Block Size 9281 12881 13031 13031 16122 16122 16122 16112 16112 16112 Audio Sampling Rate 44 1 kHz Video Bit Rates bps 200000 300000 500000 700000 1000000 1500000 2000000 114 Audio Bit Rates bps 32040 32040 32040 32040 160032 160032 160032 Default UDP Block Size 3031 4281 6781 9281 13031 16122 16112 Lowest UDP Block Size 904 937 337 903 936 336 902 935 336 901 Lowest UDP Block Size 837 833 829 828 826 825 825 Appendix B e UDP Block Size Values Stereo Audio Sampling Rate 32 kHz Video Audio Default UDP Lowest UDP Bit Rates bps Bit Rates bps Block Size Block Size 200000 22008 2906 1036 200000 32032 3031 914 200000 36016 3081 1017 200000 40000 3131 1121 200000 44024 3138 1225 200000 48008 3231 1329 200000 64000 3431 599 200000 64024 3430 1744 300000 22008 4156 1030 300000 32032 4281 910 300000 36016 4331 1013 300000 40000 4374 1116 300000 44024 4431 1220 300000 48008 4481 1323 300000 64000 4681 597 300000 64024 4681 1737 500000 22008 6656 1029 500000 32032 6781 906 500000 36016 6831 1009 500000 40000 6881 1111 500000 44024 6931 1215 500000 48008 6981 1318 500000 64000 7181 595 500000 64024 7181 1730 700000 22008 9156 1024 11
34. Configuration page 6 e Getting Started page 9 e Initial Configuration page 20 e Changing Settings from a remote PC page 45 Chapter 2 e System Configuration System Configuration This section lists the MGW 2400 components It also explains and describes optional and required peripheral components which are not supplied by Optibase MGW 2400 Components The following components are supplied by Optibase if not otherwise noted Component MGW 2400 chassis Power cord that fits your local Din socket Network cables shielded category 5 19 23 or ETSI mounted bracket RS 232 cable SCSI disk Description Housing of the MGW 2400 system Connects to MGW 2400 s power connector not supplied by Optibase Connect MGW 2400 s NIC A and B to two different network segments not supplied by Optibase Rack mounts MGW 2400 Connects PC to MGW 2400 Connects to MGW 2400 and stores video clips not supplied by Optibase Table 2 Chassis Chapter 2 e System Configuration Component MGE 400 encoding module MGE 400D encoding module Video BNC cable Low Loss Digital Video Belden 1694A cable S Video MiniDIN cable Audio Stereo MiniJack cable RCA Coaxial cable Description Module for WMT encoding from analog sources Module for WMT encoding from analog or digital sources Connects a Composite Video source to MGW 2400 Connects an SDI source to MGW 2400 Connects an S Video
35. Duplex By default DHCP is disabled for NIC B 23 Chapter 2 e Initial Configuration 24 HAHAHAHAHAHA AIA HAHAHAHAHAHA AAA AA LA ALAA LAA A LAA ALAA AAA HA Optibase MGW 2400 Configuration Utility ver 3 5 IRI III RIAA HIRI IIIA IIR IO ef rl1e E i MGW 2400 Main Menu i 4 Hostname johannes Available configuration options Rename MGW 2400 Change network settings Display TCP IP settings Change Administrator password Restore default settings Utility menu Quit mcn AGO NF Enter choice _ Figure 10 Main Menu Upon initializing you must change MGW 2400 s hostname The hostname must consist of less than 15 characters If you try to enter more than 15 characters you will receive an error message To change MGW 2400 s hostname follow the instructions at page 25 Chapter 2 e Initial Configuration To change MGW 2400 s hostname 1 To avoid network conflicts make sure that you don t have a network device with the desired new hostname already connected 2 Press 1 Rename MGW 2400 you will be asked to confirm your request to change MGW 2400 s hostname Optibase aw MGW 2400 Configuration Utility ver 3 5 Hostname johannes Available configuration options 1 Rename MGW 2400 Change network settings Display TCP IP settings Change Administrator password Restore default settings Uti
36. L Refers to Phase Alternation Line and is Europe s and most of the world s standard of scanning TV signals Frames are Appendix D e Glossary of Terms displayed at a rate of 25 frames per second PAL is based on a 625 50 line field system The bandwidth for PAL is 5 5 MHz for luminance and 1 3 MHZ for U and V Other standards are NTSC and SECAM PCI Refers to Peripheral Component Interconnect a high speed system bus specification that provides 32 or 64 bit data paths at 33 or 66MHz clock rates Pixel Refers to a single element of an image Post filtering Processing pictures after compressing i e scaling to size and smoothing edges Pre filtering Processing pictures before compressing i e scaling to size and smoothing edges P Frame Predicted frame used in MPEG compression which are coded with respect to the nearest previous I or P frames P frames serve as a prediction reference for B Frames and future P frames Processing Refer to Encoding OSIF Refers to Ouarter Standard Interface Format The computer industry which uses sguare pixels has defined OSIF to be 160 x 120 active pixels with a refresh rate of whatever the system is capable of supporting Red Book Formal standards document for CD Digital Audio RS 232 A standard defined by EIA specifying the electrical characteristics of slow speed interconnections between terminals and computers or between two computers Altho
37. MGW 2400 WMT Streaming Server User s Manual A optibase Trademarks Optibase and MGW are trademarks of Optibase Inc Microsoft MS and MS DOS Windows Windows NT Windows 2000 Windows XP Windows Media Player Windows Media Server WMS and Windows Media Services are trademarks of Microsoft Corporation Java is a registered trademark from Sun Microsystems IBM PC XT AT are registered trademarks of International Business Machine Corporation All other trademarks mentioned in this manual are the sole property of their respective manufacturers Copyright Optibase Inc California c 2003 Optibase Inc All rights reserved Published 2003 Israel MPEG 4 Packaged Media Notice Notice Any use of this product other than consumer personal use in any manner that complies with the MPEG 4 standard for encoding video information for packaged media is expressively prohibited without a license under applicable patents in the MPEG 4 Patent portfolio The required license is available from MPEG LA L L C 250 Steele Street Suite 300 Denver Colorado 80206 Information in this document is subject to change without notice Optibase Inc and Optibase Ltd assume no responsibility for any errors that may appear in this manual Companies names and data used in examples herein are fictitious unless otherwise noted No part of this document may be copied or reproduced in any form or by any means electronic or mechanical for any purpose
38. RL for the desired unicast stream into the Open field in the Open URL for example mms 172 16 100 44 Test0 You can use one of the following three protocols e mms Uses a UDP network connection default e mmst Uses a TCP IP network connection and ensures packet recovery This protocol requires very large CPU resources e http Supports every network infrastructure but encounters staggering at high traffic This URL reflects the following e 172 16 100 44 IP address of the WMS server If you did not configure a WMS server type the respective MGW 2400 unit s IP address You can use the hostname instead if your network is DNS enabled and you added the relevant DNS server s under DNS Options in the Configuration Utility e Test The WMT Channel s name that you assigned e 0 Target index target number 0 is the number for the first target in the list and 7 for the eighth one The URL is displayed on the Unicast Target Parameter page under Host URL showing the host name instead of the IP address Click OK Windows Media Player starts playing the stream 93 Chapter 3 e Upgrading MGW 2400 Upgrading MGW 2400 Upgrades will be made available for MGW 2400 The required upgrade files are provided in zip archives available on a CD or at Optibase s FTP site for download Instructions for down loading files from Optibase s FTP site required passwords and information on the relevant upgrades are provided wit
39. Telnet and operates it from MGW 2400 EMS The Management Station is referred to as Management PC or Remote PC Receiving Client PC in the Receives and plays back video and network audio using Windows Media Player Table 1 Computers serving and controlling MGW 2400 Chapter 1 e System Description MGW 2400 Features e Multi channel rack mount video streaming server e Encodes multiplexes and transmits up to 6 live Microsoft WMT compliant streams e Real time uploading to a Windows Media Server e Multiple multicast targets and on demand live unicast targets per channel e Saves encoded streams to file e SNMP management application e Bit rate adjustment on the fly e Network traffic shaping smoothing Chapter 1 e What s in this Manual What s in this Manual This manual shows you how to use MGW 2400 as follows e Chapter 1 presents an overview of MGW 2400 e Chapter 2 shows you how to install and configure MGW 2400 e Chapter 3 shows you how to install software and operate MGW 2400 e Chapter 4 provides you with MGW 2400 s technical specifications e Chapter 5 provides you with a troubleshooting guide Chapter 2 Configuration amp Installation Overview MGW 2400 is a rack mountable stand alone server Up to six WMT encoding modules can be installed in MGW 2400 s chassis You may operate MGW 2400 from any PC on your network that has the MGW 2400 EMS installed In this Chapter e System
40. add a channel by using the Template manager l On the Template manager click Add Ai the Add Template window appears displaying existing channels Select the desired channel assign a name and a short description optional to the template and click Apply Amy the channel appears in the Template manager Note Templates can be applied to every MGW 2400 unit that you log on to External WMS servers that you may have configured are not saved Input parameters are specific to encoding modules and must therefore be updated once you apply the relevant template to a different encoding module TT Chapter 3 e Editing the Channel Profile To add a template from the Channels list 1 On the Channels list select the desired channel and click Save sae you will be asked to assign a name and add a short description optional 2 Click Apply Amy the channel is added as a template To delete a template e On the Template manager select the template you want to delete and click Del _Del the selected template is deleted from the list 78 Chapter 3 e Editing the Channel Profile Managing Configurations MGW 2400 lets you save system configurations allowing you to restore channels and their settings from previous settings To view configurations e On the MGW 2400 EMS Main window in the toolbar click Configs contigs gt the Device Configuration Manager appears displaying a list of currently save
41. an audience being tuned in by setting up a multicast group membership without interfering with those users not being tuned in Image A still picture or one frame of a motion sequence Interleave An arrangement of audio and video data inside the file Interpolation Scaling the image from a smaller size to a larger size while intelligently creating new pixels ISO Refers to the International Standards Organization the governing body that creates standards IP Refers to the Internet Protocol used along with the Transport Control Protocol TCP to send data divided into data packets over the Internet While TCP keeps track of the individual data packets IP handles the actual delivery of the data Jitter This is the difference of the latencies between two data packets and can cause real time data packets to arrive out of order JPEG Joint Photographic Expert Group An ISO committee formed to develop the standard for the compression of still images Kbps Kilobits per second A data flow rate indicating exactly 10 bits per second Appendix D e Glossary of Terms KBps Kilobytes per second A date flow rate indicating exactly 2 bytes per second Kiosk A stand alone unit being used for delivering information Laser Disc An analog storage device that can read video and sound Latency The minimum time required to move data from one point to another Once latency is present
42. annels Plays selected channels Stops selected channels Opens related help topic Table 13 Channels Page 61 Chapter 3 e Main Window Overview The Platform Page P Optibase MGW 2400 EMS Version 1 41 MEE Login Configuration View Tools Help optibase Modules Channels Platform Externat WMS Unit Parameters MGW Monitoring Description MGW2400 V1 0 Total Bit Rate 6664 paula fi ces Oe Number of Stations o Name OHANNES EET Locair 4 Aggregated Send Rate Number of Unicast Streams o pekt CPU Usage E Index IP Address Subnet Mask 1 172 16 100 137 255 255 0 0 2 it 72 28 0 5 255 255 0 0 Connected to 172 16 100 137 Privilege Super User o Figure 23 Platform Page Unit Parameters Parameters Settings Comments Description MGW 2400 s Version Up Time Time since last switching To update the displayed time on or restarting MGW Refresh 2400 click Refresh Name MGW 2400 s hostname Displays MGW 2400 s host name To change the hostname refer to page 25 for instructions Location Physical location Not used Table 14 Platform Page Unit Parameters 62 Chapter 3 e Main Window Overview MGW Monitoring Parameter Total Bit Rate Number of Stations Aggregated Send Rate Number of Unicast Comments Bit rate of all streams transmitted by MGW 2400 Number of multicast streams transmitted Total bit rate of unicast streams trans
43. ator the Main menu appears If you don t want to log on again terminate the connection Chapter 2 e Initial Configuration Working with SCSI Disks MGW 2400 requires a SCSI disk to save streams to file MGW 2400 is equipped with an Ultrawide SCSI port which can connect to SCSI disks To prepare and connect a SCSI disk 1 Format the SCSI disk on a separate PC in NTFS or FAT not FAT32 format If you wish you can divide the SCSI disk into several partitions Create folders on the SCSI disk using the DOS Shell command MD Copy clips to the SCSI disk You may delete unused folders by using the DOS Shell command RD Make sure that MGW 2400 is switched off Connect the accordingly prepared SCSI disk to MGW 2400 s SCSI port Switch MGW 2400 on again MGW 2400 is now ready to transmit prerecorded clips The SCSI disk s default drive is drive D Additional SCSI disk partitions are labeled in alphabetical order starting with drive E For instructions on sharing SCSI disk partitions refer to page 42 Note Remember that you may log on to MGW 2400 from the Configuration PC via RS 232 or from any computer on the network via Telnet 41 Chapter 2 e Initial Configuration 42 To enable Share access for SCSI disk partitions 1 Log on to MGW 2400 s Configuration Utility as Administrator the Main menu appears Press 6 Utility Menu the Utility menu appears Press 3 Enable Share Access to SCSI Disk
44. close the Advanced Encoding Parameter window without making changes click Cancel Cancel X Parameters Settings Encoding WMA Format Buffer Window 1000 default Comments Defined by Windows WMT Properties Latency related parameter We recommend not changing this parameter The value for Audio must match the one for video Table 30 Advanced Audio Encoding Parameters 84 Chapter 3 e Editing Channel Parameters Adjusting Video Parameters On The Fly MGW 2400 lets you edit certain parameters while channels are being encoded 1 Select the desired channel and click Edit Edit parameters appear for editing Set the desired parameters and click Apply Amy To close the Video Parameters window without making changes click Cancel Cancel For parameter settings and explanations refer to pages 67 and 81 respectively 85 Chapter 3 e Editing Channel Parameters Target Parameters e For WMS Multicast refer to the section below e For WMS Unicast refer to page 89 e For writing to a file refer to page 90 Viewing and Editing Target Parameters e If you are in the process of adding a channel select the desired target and click Edit Edit a window appears displaying the associated parameters e__ If you are in the process of editing a channel select the desired target the associated parameters appear to the right Parameters are unavailable for editing if the channel is runnin
45. coder VBI is used to accommodate data such as closed captions VLAN A virtual or logical LAN is a local area network with a definition that maps workstations on some other basis than geographic location for example by department type of user or primary application The virtual LAN controller can change or add workstations and manage loadbalancing and bandwidth allocation more easily than with a physical picture of the LAN Network management software keeps track of relating the virtual picture of the local area network with the actual physical picture VLANs are being used with campus environment networks VTR VCR Video Tape Recorder or Video Cassette Recorder a frame accurate recording and playback tape deck usually of professional capabilities WAY file Refers to a sound file format for the PC being widely used WINS Refers to Windows Internet Naming Service and is part of Microsoft Windows NT and 2000 Servers It manages 139 Appendix D e Glossary of Terms 140 the association of host names and locations with IP addresses without an administrator having to be involved in each configuration change WINS automatically creates a host name IP address mapping entry in a table ensuring that the respective host name is unigue and not a duplicate of someone else s computer name When a computer is moved to another geographic location the subnet part of the IP address is likely to change Using WINS the new s
46. could not be accessed the path that you specified is incorrect or the desired location is not accessible Chapter 3 e Operating Channels Operating Channels This section instructs you on transmitting and receiving WMT channels for playback To start playing a channel 1 Log on to MGW 2400 EMS as Administrator or Super User the MGW 2400 EMS Main window appears with the Modules page open If you log on as Guest you cannot operate channels Click the Channels tab the Channels page appears On the Channels page select the desired channels and click Play _Play p gt the selected channel starts playing To start all channels click Select All Select all and then Play eb To stop playing a channel On the Channels page select the desired channel and click Stop soe the desired channel stops playing To stop all channels click Select All Select all and then Stop _stop Note When using an external WMS server for transmission it may take several minutes until the channel starts or stops playing respectively When starting or stopping channels a window appears indicating that the relevant command is being processed If this window does not close within 5 minutes click Close Glove X and wait until the relevant channels are started or stopped respectively 91 Chapter 3 e Operating Channels Receiving and Playing Back Streams We recommend using Windows Media Player 9 Series English version
47. d click Del Dola the selected user is deleted 57 Chapter 3 e Accessing MGW 2400 Viewing the List of Users Currently Logged On e Inthe MGW 2400 EMS Menu bar go to Login and then to Current Users Table the current users appear with their Management PC s or user group s IP address This list also displays each user s logon time Forcing a User off MGW 2400 e To log off a user you must be logged on as Super User To log on as Super User refer to the previous pages for instructions e Right click the desired user in the Current User Table and choose Force Logout from the Shortcut menu the respective user is notified that he has been logged off Logging off MGW 2400 e In the Title bar of the MGW 2400 EMS window click Close and confirm your request MGW 2400 logs off and the MGW 2400 EMS window closes 58 Chapter 3 e Main Window Overview Main Window Overview The Main window lets you view and set module channel platform and WMS configurations By default the MGW 2400 EMS Main window appears with the Modules page open For the Modules page refer to page 60 For the Channels page refer to page 61 For the Platform page refer to page 62 For the External WMS page refer to page 64 For the toolbar and displays refer to page 66 59 Chapter 3 e Main Window Overview The Modules Page P Optibase MGW 2400 EMS Version 1 41 xi Login Configuration View Tools Help Privilege Sup
48. d configurations P Device Configuration Management x Available Device Configurations Name Description Time Add gt Del Auto Start Disk Properties Used Space fis72i60bytes firme Free Space fi71e14912bytes 72MB Capaciy fivae7 072byies iTS WB Activate X Cancel Help Figure 27 The Device Configuration Manager Note e A configuration can only be applied to the unit for which you saved it and if no further changes have been made since it was saved e Once you save your configuration we strongly recommend making a note of encoding modules slots and the color system of connected sources e External WMS servers that you may have configured are not saved e f you try to activate a configuration with encoding boards installed in different slots or different source types connected the configuration cannot load and you receive an error message e lf you are logged on as Guest you cannot add remove or activate configurations 79 Chapter 3 e Editing the Channel Profile 80 To activate a configuration e Select the desired configuration and click Activate Activate the selected configuration is activated To reload a configuration after restarting MGW 2400 e Select the desired configuration and click Auto Start Auto Start the selected configuration reloads after restarting MGW 2400 It may take several minutes until MGW 2400 finishes booting and l
49. dded to the list An external WMS server must belong to the same workgroup as MGW 2400 e To select an existing WMS server for transmission go to the Target page and choose the desired server from the External WMS list Refer to page 86 for instructions e To remove an existing server select the relevant servers table entry delete the IP address and click Apply Apply of the relevant server is removed e Ifno servers are configured server table entries display Not Configured 64 Chapter 3 e Main Window Overview Server Properties Buttons Server Name User Name Password MGW Transmission NIC Settings An external WMS server s IP address User name if required to access the relevant external WMS server Password if required to access the relevant external WMS server IP addresses of MGW 2400 s NIC A and B Description If no server has been configured in the selected Servers Table entry this field displays Not Configured Empty if no server selected or no user name required Empty if no server selected or no password required Select the desired MGW 2400 NIC for transmitting content to the external WMS server Table 18 External WMS Page Buttons Help 2 Description Opens related help topic Adds external WMS server to the list and makes it available Table 19 External WMS Page 65 Chapter 3 e Main Window Overview 66 Toolbar and Displays The Mai
50. der this warranty you must fax your Warranty Registration Fax Back Sheet to Optibase within 30 days of purchase of the product along with a copy of your sales receipt Call your local distributor or reseller for out of warranty repair charge estimates prior to returning a product Serial Number Date of Purchase
51. e It is necessary to restart MGW 2400 in order for changes to take effect We highly recommend you restart the system after exiting the configuration utility as prompted Chapter 2 e Initial Configuration Changing and adding DNS IP Addresses MGW 2400 lets you set the IP addresses for multiple Default Name servers DNS manually You must enter all DNS IP addresses even if you want to add or update only one of them To view DNS options 1 _ Log on to MGW 2400 s Configuration Utility as Administrator the Main menu appears 2 Press 2 Change Network Settings the Network menu appears 3 In the Network menu press 6 Add or Remove DNS IP Address the DNS Options menu appears as illustrated below and displays previously defined DNS IP addresses Optibase MGW 2400 Configuration Utility ver 3 5 OFFI FE Hostname johannes Currently configured DNS IP addresses 1 172 16 75 12 2 172 16 75 16 Enter 1 Add DNS IP address 2 Delete DNS IP address 3 Delete all DNS IP addresses 8 Return to the Network menu Enter choice Figure 14 The DNS Options Menu 4 For instructions on adding or deleting DNS IP addresses refer to page 33 5 To return to the Network menu press 0 Return to Network Menu MGW 2400 returns to the Network menu 31 Chapter 2 e Initial Configuration 32 10 11 To return to the Main menu press 0 Main Menu the Main menu appears To log off MGW 24
52. ently available option Click Next M P select the desired encoding module and add targets e Encoding modules which already have a channel assigned do not appear in the Modules list e To add a target choose the target type and click Add _Add Each channel supports up to eight targets which can include one File target e Toremove a target click Del pe 73 Chapter 3 e Editing the Channel Profile 74 5 To continue click Next X channel parameters appear e Input parameters To view advanced video input parameters click Video Video For information refer to page 81 e Encoding processing parameters To view advanced video or audio encoding parameters click Video Video or Audio Audi respectively For information on encoding parameters refer to page 81 e Target parameters To view or edit parameters select the desired target and click Edit ENI For information on target parameters refer to page 86 To complete adding the channel Once you have finished setting parameters click Apply LISTA the Channel wizard closes and the channel appears in the list with the new parameters set Note You cannot add or remove targets for an existing channel If you wish to remove or add targets you have to define a new channel When clicking Apply Apply a window appears indicating that the desired channel is being added If this window does not close within 5 minutes click Close and wait
53. er User Connected to 172 16 100 137 Figure 21 Modules Page with six Encoding Modules LED Status Green Red Off Red Off Orange Green Red Off Green Green Yellow Green Red O 5 mo r 78 S D S o g Description MGW 2400 responding MGW 2400 not responding or switched off No error At least one fan is running too slowly or failed No channel configured or slot empty Channel ready Channel encoding Channel error No source Source connected Network connected No network connected or network error The fans are running properly At least one fan is running too slowly or has failed Table 12 Modules Page LEDs 60 Chapter 3 e Main Window Overview The Channels Page P Optibase MGW 2400 EMS Version 1 41 BBE Login Configuration View Tools Help Rei ar 4 i contas 8 n F Dose optibase Modules Channels Platform External WMS Channel Name Description State Error Status Add gt 1 Enc Source Slot 1 WF 1 Channel OK Edit Connected to 172 16 100 137 Privilege Super User o FE Vip g BREE Figure 22 Channels Page with one Channel Description Opens the Channel wizard to add a channel Opens the Parameter window to edit an existing channel Opens the Parameter window to view channel parameters Removes selected channels Saves a channel as template Selects all channels for playing stopping or removing ch
54. esktop 2 Choose Connect gt gt Remote System the Telnet Connect dialog box appears 3 Make sure you enter the parameters as illustrated below and click Connect HostName Hostname or IP address of MGW 2400 Port telnet TermType vt100 4 Log on to MGW 2400 s Configuration Utility as Administrator the Main menu appears 5 Proceed as described at page 25 Some changes require MGW 2400 to restart in order to take effect If changes require MGW 2400 to restart you will be asked whether 45 Chapter 2 e Changing Settings from a Remote PC 46 8 you want to restart now or later upon logging off MGW 2400 To restart now press Y MGW 2400 logs off and reboots which may take several minutes Log on again with the new parameters to confirm that the requested changes have been made To restart at a later stage press N MGW 2400 logs off Make sure that MGW 2400 will be restarted as soon as possible for changes to take effect To log off without performing any task press 0 Quit MGW 2400 is now ready for use For instructions on operating MGW 2400 refer to chapter 3 Note We strongly recommend that you make a note of your new network settings otherwise you may not be able to log on again You can use the table provided at page 103 for your convenience It is necessary to restart MGW 2400 in order for changes to take effect We highly recommend you restart the system after exiting the configuration u
55. ess vs Connection oriented Protocols When using a connectionless protocol hosts are sending data without establishing a connection with the recipient The host does not know whether the data arrive at their destination Connection oriented protocols require a designated path to be established between the sender and receiver Coding The process of representing a varying function as a series of digital numbers 127 Appendix D e Glossary of Terms 128 Color Noise Random interference in the color portion of a composite video system Because of reduced color bandwidth or color subsampling color noise appears as relatively long streaks of incorrect color in the image Collision A collision is an Ethernet event occurring when two Ethernet frames collide This may happen since every host can transmit the moment it has something to transmit Therefore two hosts may transmit at the same time causing a collision Collision Plane A collision plane is a bus or a wire where collisions can take place in networks Composite Video A color video signal that contains all of the color information in one signal Typical composite television standard signals are NTSC PAL and SECAM Compression A digital process that allows data to be stored or transmitted using less than the normal number of bits Video compression technigues reduce the number of bits reguired to store or transmit images Contrast The contrast o
56. etting the UDP Block Size value to 0 for Automatic The UDP Block Size depends on the video and audio bit rates The values set by MGW 2400 can be found at page 113 87 Chapter 3 e Editing Channel Parameters 88 Parameters NSC File Name User Name Password Settings If you write the file to a SCSI disk connected to MGW 2400 enter the full path and file name with the file name s extension NSC for example lt SCSI drive gt lt Folder names gt File nsc If you write the file to a shared folder enter only the relevant PC s name and the shared folder for example PC shared_folder File nsc If you enter the entire path you receive an error message User name to access the network drive to which you write the NSC file if required Password to access the network drive to which you write the NSC file if required Comments The NSC file contains information the player needs in order to know how to receive multicast packets and decode the multicast stream You may write the NSC file to a shared drive on SCSI disk connected to MGW 2400 or a network drive or web server that belongs to MGW 2400 s workgroup and VLAN If saved on a web server the NSC file resides in a folder called wwwroot Table 31 WMS Multicast Target Parameters Note We recommend writing NSC files to shared network drives and not to SCSI disks Chapter 3 e Editing Channel Parameters WMS Unicas
57. f a picture describes the difference between light and dark In a picture with high contrast the transition from dark to light is very clear D1 A format for recording digital video based on the ITU R 601 standard The term is also used to describe the resolution of a digital video stream in comparison to the CCIR 601 resolution for example D1 or Half D1 Datalink Layer Layer II in OSI Systems This layer assures the flow of information in the network Data Rate The speed of a data transfer process normally expressed in bits per second or bytes per second e g the data rate of CD ROM is 1 2 Mbps Data Transfer Rate The transfer rate of the storage media itself For example the maximum data transfer rate of a CD ROM is 1 2 MB Default Gateway The Default Gateway is a routing device that receives all packets being sent to destination addresses Appendix D e Glossary of Terms outside the subnet and serves as connection between the current subnet and the outside world DHCP Refers to the Dynamic Host Configuration Protocol used by a host to obtain all necessary configuration information including IP addresses DLL Dynamic Linked Library a development tool DNS Domain Name System the online distributed database system being used to map human readable machine names into IP addresses DNS servers throughout the Internet implement a hierarchical namespace allowing sites the freedom in assign
58. fferent Unit or as a different User If the arrow is broken and turned red a you cannot use Re Login In this case first close MGW 2400 EMS and then log on to a different unit 1 56 On MGW 2400 EMS s toolbar click Re Login Re Login the Login window appears In the Device IP Name field enter the relevant MGW 2400 unit s IP address e To log on to the same unit as a different user leave the IP address as is and choose the desired user from the Privileges list Refer to the previous page for further information and instructions Note If you try to log on as Administrator or Super User and there is already an Administrator or Super User logged on MGW 2400 logs you on as Guest Chapter 3 e Accessing MGW 2400 Viewing and Editing the List of Permitted Users To edit the list of permitted users you must be logged on as Super User To log on as Super User refer to the previous pages for instructions To view the list of permitted users in the MGW 2400 EMS Menu bar go to Login and then to Users Permissions Table the currently defined users appear For information on these users refer to Table 11 To add a user click Add _Add choose the desired user profile and enter the desired user name and password the new user is added To edit a user select the desired user click Edit Edit and change the user profile user name and or password as desired To remove a user select the desired user an
59. g WMS Multicast Parameters Settings External WMS lt None gt default IP address of an external WMS server you may have configured for this channel 86 Comments No external WMS server is used If you wish to use an external WMS server choose the desired server s IP address from the list This WMS server must belong to the same VLAN and workgroup as MGW 2400 If you do not find the desired server s IP address go to the External WMS page in order to add it to the Servers list Refer to page 64 for instructions Chapter 3 e Editing Channel Parameters Parameters Settings Output NIC IP address of the NIC via which content transmits Target IP Multicast IP addresses address 224 1 1 1 239 255 255 255 Port You may use ports between 1024 and 20000 Do not use ports between 7008 and 7013 UDP Block Size 1024 20000 default is 0 for Automatic Comments No external WMS server Choose the MGW 2400 NIC that you use for transmission External WMS server Type the IP address of the external WMS server s NIC that you use for transmission Enter an IP address within the listed range Make sure that the relevant receivers are set to the same Multicast IP address Other Multicast IP addresses are reserved for certain tasks or devices and can cause network conflicts if used for different purposes Make sure you set a unique port for each target you add We recommend s
60. h a certain user profile as listed below The password for the default users is optibase You can add edit and delete additional users associated with the listed user profiles as explained at page 57 Users are specific to the MGW 2400 unit to which you log on Up to ten users can access MGW 2400 The same user can log on once at a time from the same Management PC and up to five times from different Management PCs Profile Guest Administrator Super User User guest admin super User Rights Views channel parameters and profile Views the list of users allowed to log on to this unit Views the list of users currently logged on to this MGW 2400 unit All Guest rights Sets channel parameters Adds and removes channels Starts and stops playing channels All Administrator rights Adds edits and removes users allowed to log on to this MGW 2400 unit Logs off users currently logged on to MGW 2400 Restarts MGW 2400 Table 11 MGW 2400 User Profiles Comments 9 Guests and one Super User or Administrator or 10 Guests can log on ata time One Administrator or Super User can log ata time One Super User or Administrator can log ata time Chapter 3 e Accessing MGW 2400 Logging on to MGW 2400 Up to ten users associated with three different user profiles can access MGW 2400 The same user can log on once from the same Management PC and up to five times from different
61. h upgrade release notes Details of the currently active version appear under Current Version The Version Management window also indicates available disk space on drive C of MGW 2400 s disk Current version Version name Description Time J Upgrade ver 1 07 C 173 MGW2400 v1 07 2004 11 10 0 0 cama nee y Figure 28 Software Manager To view the current software version e On the MGW 2400 EMS toolbar click SW Version SW i Version the Version Management window appears and displays the currently active software version s details Before you upgrade 1 During the upgrade MGW 2400 s configuration returns to the state of purchase We advise you to make a note of the channel profile the network parameters and the hostname 2 Verify that the network cables and power cords are properly connected Loss of power or network connection 94 Chapter 3 e Upgrading MGW 2400 while upgrading may cause MGW 2400 s disk to get corrupted Make sure that both the relevant MGW 2400 unit and the PC that runs MGW 2400 EMS have the same IP prefix and subnet mask and that they belong to the same domain or workgroup Verify that you have MGW 2400 EMS version 1 41 or higher installed e The version number appears in the Title bar of the MGW 2400 EMS Main window e If you have a previous version installed uninstall that version and then install the new version of MGW 2400 EMS Make sure that the netw
62. hannel Parameters 81 Encoding Parameters cccssescesccccceeeeeeeeeeeees 81 Adjusting Video Parameters On The Fly 85 Target Parameters iii 86 Operating Chanels cceccer ccedcen ccedconbenuecevdecedcerbereieet 91 Receiving and Playing Back Streams 92 Upgrading MGW 2400 3 94 Technical Specifications 97 ASSIS alieni 97 Physical i lied 97 Electrical Characteristics 97 Input Output Interfaces 98 Environmental I II HN 98 Safety SIandand amp kei ee dadl fo o 98 Management cu yu AR eae ee y y 99 Network Protocols 99 Encoding Modules s c sceccsescsesceessescneene 100 Physical Dimensions ara 100 Standard Compliance 100 Input Signals nnn e iniaa 100 Encoding Format 100 Video Resolutions and Bit Rates 101 Audio Modes and Bit Rates 101 System Default 103 My System Settings luuciiu cli 103 User Names and PasswordS 104 MGW 2400 EMS Users 104 MGW 2400 Administrator een 104 Troubleshooting 1111 gt 105 Hardware Errofs ucocerlale pe eeiage 105 Errors while
63. ing machine names and addresses DNS also supports separate mappings between mail destinations and IP addresses Domain In general a domain is an area of control or a sphere of knowledge In computing and telecommunication in general a domain is a sphere of knowledge identified by a name Typically the knowledge is a collection of facts about some program entities or a number of network points or addresses On the Internet a domain consists of a set of network addresses This domain is organized in levels The top level identifies geographic or purpose commonality for example the nation that the domain covers or a category such as commercial The second level identifies a unique place within the top level domain and is in fact equivalent to a unique address on the Internet an IP address Lower levels of domain may also be used Strictly speaking in the Internet s domain name system DNS a domain is a name with which name server records are associated that describe subdomains or host For example optibase com could be a domain with records for www optibase com and wwwl optibase com and so forth In Windows NT and Windows 2000 a domain is a set of network resources applications printers and so forth for a group of users The user only needs to log on to the domain to gain access to the resources which may be located on a number of different servers in the network 129 Appendix D e Glossary of Terms 130
64. ings and the hostname as follows 1 Make sure that MGW 2400 s default settings won t cause network conflicts Log on to MGW 2400 s Configuration Utility as Administrator the Main menu appears Press 5 Restore Default Settings and confirm your request MGW 2400 restores the default settings If you don t want MGW 2400 to restore default settings press N Press any key to return to the Main menu To log off MGW 2400 press 0 Quit you will be asked whether you want to restart now or later To restart now press Y The Logon prompt appears and MGW 2400 reboots which may take several minutes The booting is completed when you hear a beep and the Power LED turns green To log on again type the username and password for Administrator the Main menu appears To restart later press N the Logon prompt appears You will have to restart MGW 2400 at a later stage If you don t want to log on again terminate the connection Note The password does not reset to default If your network is not DHCP enabled you will have to manually redefine the TCP IP settings It is necessary to restart MGW 2400 in order for changes to take effect We highly recommend you restart the system after exiting the configuration utility as prompted Chapter 2 e Initial Configuration MGW 2400 Utilities This section instructs you how to set the time and date It explains how to manage a SCSI disk from MGW 2400 s configurat
65. io communication Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense NOTE This product was FCC verified under test conditions that included the use of shielded I O cables and connectors between system components To be in compliance with FCC regulations the user must use shielded cables and connectors and install them properly Canadian Interference Statement This Class A digital apparatus complies with Canadian ICES 003 A optibase Declaration of Conformity Manufacturer s Name Optibase Ltd Manufacturer s Address 7 Shenkar St Herzliya 46120 Israel Description of Eguipment MGW 2400 WMT Streaming Server with MGE 400D and MGE 400 Encoders Date of Issue 2002 Directive Complied With 89 336 EEC 73 23 EEC 93 68 EEC Harmonized Standards to which Conformity is Declared EN 60950 Safety EN 61000 3 2 Harmonic Current Emission EN 61000 3 3 Flickermeter EN 55022 1987 Class A Conducted and Radiated Emission Immunity EN55024 e EN 61000 4 2 ESD Contact Air Discharge 4kV 8kV e EN 61000 4 3 Radiated Immunity 10V m 27 1000Mhz AM 1KHz 80 e EN 61000 4 4 EFT amp B 1kV 5 50nS 5KHz rep e EN61000 4 5 Surge Withstand 2kV common and 1kV differential mode on AC line e EN 61000 4 6 Current Injection Immunity 3 vrms e EN61000 4 8 Power Magnetic field 1 A m 50Hz e EN 61000 4 11 Voltage Dips Immuni
66. ion diagnostics and software upgrades Local configuration via RS 232 port Network Protocols UDP Unicast and Multicast TCP IP HTTP SNMP 99 Chapter 4 e Encoding Modules Encoding Modules MGE 400 and MGE 400D WMT ASF compliant Physical Dimensions 185 x 100mm 7 2 x 3 9 Standard Compliance Microsoft Windows Media Technology ASF compliant Input Signals Video Inputs Audio Inputs Encoding Format File Format Video Format Audio Format Audio Mode 100 NTSC amp PAL Composite Video BNC S Video MiniDin SDI BNC supported for MGE 400D only Unbalanced Analog Stereo Line Input MiniJack Input Impedance 47 KO Digital AES EBU RCA JACK Input impedance 110 O Max Input Audio Power lt 0 db Sampling Frequency 32 44 1 and 48 kHz at 20 bits per sample WMT ASF MPEG 4 MS Audio Mono Stereo Chapter 4 e Encoding Modules Video Resolutions and Bit Rates NTSC 176x112 160x112 352x240 320x240 Audio Modes and Bit Rates Sampling Rate 32 kHz Audio Bit Rate 20016 22008 32000 32032 36016 40000 44024 48008 64000 64024 PAL 176x144 192x144 352x288 384x288 Bit Rates bps QSIF 64000 350000 QSIF SQP 64000 350000 SIF 150000 2000000 SIF SQP 150000 2000000 Supported Audio Mode Mono Stereo Mono Mono Stereo Stereo Stereo Stereo Stereo Stereo Stereo 101 Chapter 4 e Encoding Modules Supported Audio Mode S
67. ion and how to enable FTP mode for maintenance purposes Setting Time and Date MGW 2400 lets you set the time and date To set the time and date do the following 1 _ Log on to MGW 2400 s Configuration Utility as Administrator the Main menu appears 2 Press 6 Utility Menu the Utility menu appears Optibase ap MGW 2400 Configuration Utility ver 3 5 Hostname johannes Utility Options 1 FTP mode 2 Set time and date Fal Enable Share access for SCSI disk partition a Disable Share access for SCSI disk partition Return to Main menu Enter choice Enter partition to share default is D Figure 17 MGW 2400 s Utility Menu 3 Press 2 Set Time and Date the Set Time and Date menu appears 4 Press 1 To Update Time and Date and follow the on screen instructions the time and date are updated 39 Chapter 2 e Initial Configuration 40 10 11 To synchronize MGW 2400 to the network time press 2 To Synchronize Time and Date with Server type the time server s hostname upon instruction to do so and press Enter MGW 2400 synchronizes to the network time Press any key to return to the Set Time and Date menu To return to the Utility menu press 0 Utility Menu the Utility menu appears To return to the Main menu press 0 Main Menu the Main menu appears To log off press 0 Quit the Logon prompt appears To log on again type the username and password for Administr
68. is a computer program that provides services to other computer programs in the same or other computers The computer that runs a server program is itself freguently referred to as a server though it may contain a number of server and client programs In the client server programming model a server is a program that awaits and fulfills reguests from client programs in the same or other computers A given application in a computer may function as a client with requests for services from other programs and a server of reguests from other programs SIF Refers to Standard or Source Input Format This video format was developed to allow the storage and transmission of digital video The 625 50 SIF format has a resolution of 352 x 288 active pixels and a refresh rate of 25 frames per second The 525 60 SIF format has a resolution of 352 x 240 active Appendix D e Glossary of Terms pixels and a refresh rate of 30 frames per second Note that MPEG 1 allows resolutions up to 4095 x 4095 active pixels however there is a constrained subset of parameters defined as SIF The computer industry which uses square pixels has defined SIF to be 320 x 240 active pixels with a refresh rate of whatever the computer is capable of supporting SMPTE time code A standard for a signal being recorded to uniquely identify each frame of the video signal It is used to control editing operations SMPTE stands for Society of Motion Picture and Telev
69. ision Engineering Stream The flow of data as a sequence of bits It is also referred to as bit stream Sub carrier A high frequency carrier in a composite color TV system on which the chrominance information modulates before combining with the luminance signal Subnet Mask An extension of the IP addressing scheme that allows a site to use a single IP network address for multiple physical networks S Video A video signal that carries separate luminance and chrominance signals Switch In telecommunications a switch is a network device that selects a path or circuit for sending a unit of data to its next destination A switch may also include the function of the router a device or program that can determine the route and specifically what adjacent network point the data should be sent to In general a switch is a simpler and faster mechanism than a router which requires knowledge about the network and how to determine the route TCP Refers to the Transport Control Protocol used along with the Internet Protocol IP to send data divided into data packets over the Internet While IP handles the actual delivery of the data TCP keeps track of the individual data packets for efficiently routing data through the Internet Telnet The TCP IP standard protocol for remote terminal service TELNET allows a user at one site to interact with a 137 Appendix D e Glossary of Terms 138 remote timesharing sy
70. ity ver 3 5 Hostname johannes Please select one of the following network settings 1 100Mbps Full Duplex 2 100Mbps Half Duplex 3 1 Mbps Full Duplex 4 1 Mbps Half Duplex 5 Auto selection 8 Network menu Enter choice Figure 13 The Network Mode Settings Menu 29 Chapter 2 e Initial Configuration 30 10 11 12 13 14 15 To auto select the network mode press 5 Auto Selection To return to the Network Mode Settings menu press any key To return to the Network menu press 0 Network Menu To select the network mode for the second NIC repeat steps 3 8 To return to the Main menu press 0 Main Menu MGW 2400 returns to the Main menu To log off MGW 2400 press 0 Quit you will be asked whether you want to restart now or later To restart now press Y the Logon prompt appears and MGW 2400 reboots which may take several minutes The booting is completed when you hear a beep and the Power LED turns green To log on again type the username and password for Administrator after MGW 2400 finished booting the Main menu appears To restart later press N the Logon prompt appears You will have to restart MGW 2400 at a later stage If you don t want to log on again terminate the connection To view the network mode and the network s speed On the Network menu press 5 View Network Adapters Status the network mode and speed display for both network segments Not
71. l term for Microsoft s Video For Windows Bandwidth The amount of data being able to transmit during a defined period of time For digital devices the bandwidth is usually expressed in bits per second or bytes per second For analog devices the bandwidth is expressed in cycles per second or Hertz Hz B Frames Bi directional frames one of the three picture types in MPEG compression B frames are coded in relation to previous or subseguent I or P frames B frames do not serve as a reference for other frames Bit Stream A serial seguence of bits Bitmap An image made up of pixels on the screen stored as a collection of bits A bitmap file usually carries the extension BMP Bits per Pixel The number of bits used to represent the color value of each pixel in a digitized image The color value of pixels can be 8 16 or 24 bits When the color value of a pixel is 24 bits there are 16 6 million colors in an image Bridge A network component connecting two LANs thus extending the range of the network Bridges check data and forward them across LANs Brightness The brightness of a picture describes how much light appears to be emitted from it Broadcast Transmitting data simultaneously to several or all stations within a network Brouter A network component that serves as both a Bridge and a Router Buffer Space being allocated on a systems Random Access Memory RAM where data are temporari
72. lity menu Quit OUE WN Enter choice MGW 2400 s hostname is johannes Are you sure you want to change the hostname Y N Figure 11 Change the Hostname Press Y to confirm the request 4 Type the new hostname for MGW 2400 and press Enter MGW 2400 s hostname changes MGW 2400 only allows hostnames consisting of less than 15 characters 5 Make a note of MGW 2400 s new hostname for future reference 6 Press any key to return to the Main menu 7 To restart MGW 2400 press 0 Quit you will be asked whether you want to reboot now or later 8 Press Y the Logon prompt appears and MGW 2400 reboots which may take several minutes The booting is completed when you hear a beep and the Power LED turns green 25 Chapter 2 e Initial Configuration 26 9 To log on again enter the username and password for Administrator the Main menu appears 10 If you don t want to log on again terminate the connection MGW 2400 is now ready to use For instructions on operating MGW 2400 refer to chapter 3 If you wish to change the hostname again at a later stage log on to MGW 2400 as Administrator and follow the instructions at page 25 Note e Every network device e g MGW 2400 unit in a network must have a different hostname Two devices with the same hostname will conflict e We strongly recommend that you make a note of your customized MGW 2400 settings for future reference You can use the table at page
73. ly stored until being transferred to another part of the system In streaming Appendix D e Glossary of Terms applications buffers store video or audio data until there is enough information for the stream to be composed Bus Topology A LAN network in which all nodes connect to the same cable Data transmit across this one cable CBR Refers to Constant Bit Rate and stands for the bit rate of a data stream remaining constant during compression throughout the entire encoding process This parameter may also be referred to as Fixed Bit Rate CCIR 601 A standard now known as ITU R 601 that defines the encoding parameters of digital television for studios ITU R 601 refers to color difference Y R Y B Y and RGB video It defines sampling systems RGB Y R Y and B Y matrix values and filter characteristics ITU R 601 usually refers to color difference component digital video as opposed to RGB for which it defines 4 2 2 sampling at 13 5 MHz with 720 luminance samples per active line and 8 or 10 bit digitizing Clip A segment of a video or an entire video being considered one unit based on content Coaxial Cable Cable consisting of a central copper wire being surrounded with insulation and a grounded shield of braided wire Coaxial cables are widely used in the cable television and computer industries It is less prone to interference than regular wire cables CODEC Acronym for encoder and decoder Connectionl
74. make sure that you first restart MGW 2400 otherwise you will not be able to view them 2 Log on to MGW 2400 s Configuration Utility as Administrator the Main menu appears 3 Press 3 Display TCP IP Settings MGW 2400 s TCP IP settings display for both NICs 4 Press any key to return to the Main menu NetBIOS Scope ID 7 IP Routing Enabled Yes WINS Proxy Enabled No NetBIOS Resolution Uses DNS Yes Ethernet adapter ImSampMP4 Description Intel lt R PRO Adapter Physical Address 00 50 BD 0G0 09 6F DHCP Enabled Yes IP Address 172 16 190 137 Subnet Mask 255 255 0 0 Default Gateway I 172 16 75 13 DHCP Server i 172 16 75 16 Primary WINS Server 172 16 75 16 Lease Obtained Thursday May 608 2003 4 59 38 PM Lease Expires Friday May 16 2003 4 59 38 PM Ethernet adapter ImSampMP3 Description IntelCR PRO Adapter Physical Address 90 50 BD 00 09 70 DHCP Enabled No IP Address i 7 172 28 0 5 Subnet Mask I 255 255 0 0 Figure 16 Displaying the TCP IP settings for NIC A and B 37 Chapter 2 e Initial Configuration 38 Restoring Default Settings In some cases you may wish to restore MGW 2400 s default settings MGW 2400 lets you restore the default of network sett
75. mit 13 Front 13 Power 13 Source 15 LEDs in MGW 2400 EMS Alarm 60 Channels 60 Fans 60 Network 60 Offline 66 Online 66 Power 60 Source 60 Logging off 58 Logging on 55 To a different unit 56 Management 99 Management PC 2 8 MGW 2400 EMS 2 7 8 Network Mode Selecting 28 Viewing 30 Network parameters Default gateway 35 DNS options 31 IP address 34 Reset to default 38 Setting via Telnet 45 Viewing settings 37 WINS server 35 Network protocols 99 NTSC 67 Operating temperature 98 PAL 67 Passwords Administrator 27 For new EMS users 57 Playing Multicast streams 92 Unicast streams 93 Power consumption 97 Power Cord 6 Power supply 11 97 Privilege 66 Processing See Encoding Receiving See Playing Receiving client 2 Resolutions 71 101 RJ 45 98 RJ 45 Link See NICs RS 232 2 See Connectors serial Safety standards 98 Saving configurations 79 SCSI Connecting 41 Connector 12 Disabling share 43 Disk 6 Enabling share 42 Preparing 41 SECAM sources 18 Sources Analog audio 19 Composite 18 Digital audio 19 SDI 18 S Video 18 Standard compliance 100 Status displays Connected unit 66 User profile 66 Storage temperature 98 System defaults 103 Targets File File name 90 Password 90 Storage See SCSI User name 90 Targets Multicast External WMS 86 NSC files 88 Output interface 87 Password 88
76. mitted Number of unicast clients connected to MGW 2400 Streams CPU Usage MGW 2400 s CPU usage in percent Table 15 Platform Page MGW Monitoring NIC Table Parameter Settings Description Index 1 Refers to NIC A 2 Refers to NIC B IP Address NIC A and B s You use the Configuration Utility to IP addresses change MGW 2400 s IP addresses Refer to page 34 for instructions Subnet Mask NIC A and B s You use the Configuration Utility to subnet masks change MGW 2400 s subnet masks Refer to page 34 for instructions Table 16 Platform Page NIC Table Tools Buttons Description Apply J Not used TT Updates parameters displayed Restarts MGW 2400 Opens related help topic Table 17 Platform Page Tools 63 Chapter 3 e Main Window Overview The External WMS Page P Optibase MGW 2400 EMS Version 1 41 c x optibase ay mw Modules Channels Platform External WMS Servers o Server Properties not configured Server Name not configured not configured User Name E not configured Sad T_ not configured MGW Transmission NIC 172 16 100 137 Apply s4 Help 2 Connected to 172 16 100 137 Privilege Super User Oo Figure 24 External WMS Page Servers e To add or edit an external WMS server go to the External WMS page select a list entry and type or change the IP address user name and password as reguired and click Apply Apply the desired server is a
77. n 43 Chapter 2 e Initial Configuration Uploading Files To replace or add files for maintenance purposes MGW 2400 allows you to transfer files to the disk via FTP To transfer files do the following 1 _ Log on to MGW 2400 s Configuration Utility as Administrator the Main menu appears 2 Press 6 Utility Menu the Utility menu appears On the Main menu press 1 FTP Mode the FTP prompt appears 4 Follow the instructions provided by Optibase Note The FTP option has been provided for maintenance procedures only We strongly recommend that you do not add delete or replace any files on your own as this will void your warranty and may cause MGW 2400 to fail 44 Chapter 2 e Changing Settings from a Remote PC Changing Settings from a Remote PC After initializing MGW 2400 for the first time you can perform changes from any computer in your network by using Telnet Telnet is pre installed on any PC running Windows and usually resides in the system folder To make MGW 2400 accessible from outside your local network you must define a Default Gateway To define the Default Gateway refer to your local network administrator To install Telnet on a separate PC 1 Choose Start gt gt Find gt gt Files or Folders 2 _ Type Telnet exe into the Names field 3 Create a shortcut to the displayed file on the Desktop To change MGW 2400 settings from a Remote PC 1 Double click the Telnet icon on the D
78. n window s Menu and Status bars are available from the Modules Channels Platform and External WMS pages The following table explains available options Vu Q NE z 2 s no o tw Uw Uw 2 E ee Connected to 172 16 100 144 Privilege Super User Description Opens the Login window to log on to a different unit or as a different user Opens the Configuration manager and lets you save your current configuration Opens the Channel wizard and lets you add a channel Opens the Software Version manager and lets you add activate and remove software versions Opens the Template manager and lets you view add and remove channel templates Opens the MGW 2400 EMS help file The MGW 2400 EMS help file requires an Internet browser and has been optimized for Internet Explorer 5 x Description MGW 2400 is responding properly MGW 2400 has been switched off or is not responding Description The IP address of the MGW 2400 unit that you are logged on to Your current user profile Table 20 Options and Status Buttons Chapter 3 e Viewing and Setting Module Parameters Viewing and Setting Module Parameters To access the desired encoding module s parameters click the associated image in the Modules page I O Parameters Slot Number 3 Type WMT MGE400D ee oo Encoding 10 Video Source Composite w Sharpness Filter levee Contrast j fine Color System Auto Detect Brightness f
79. nages and operates the Windows Media Server Installed on a PC on the network receives and plays WMT streams Table 6 Peripherals Note Depending on available resources you may use the same PC for MGW 2400 s peripheral software components Chapter 2 e Getting Started Getting Started This section describes how to unpack and start working with MGW 2400 e To unpack and rack mount MGW 2400 refer to page 10 e For a hardware overview refer to page 12 e For instructions on installing and removing encoding modules and connect sources refer to page 16 e For instructions on initializing MGW 2400 refer to page 20 e For instructions on configuring MGW 2400 for the network refer to page 28 e For instructions on configuring MGW 2400 s network parameter settings if your network s DHCP is disabled refer to page 34 e For instructions on sharing a SCSI disk s drive with the network refer to page 41 e For instructions on configuring MGW 2400 by using Telnet refer to page 45 Chapter 2 e Getting Started 10 Unpacking MGW 2400 1 Choose a dry location for MGW 2400 which complies with the requirements regarding temperature specified at page 98 2 Attach the rubber feet to MGW 2400 or rack mount it into a rack mount chassis To rack mount MGW 2400 refer to the following section Mounting MGW 2400 into a Rack MGW 2400 can be used as a stand alone device or rack mounted into a 19 23 or ETSI
80. ndows Media Services 4 1 e Refer to Microsoft s website at http www microsoft com windows windowsmedia download default asp and choose Windows Media Services from the list The file you download is called wmserver exe e For instructions on installing and using the Windows Media Administration component follow the onscreen instructions To download and install Windows Media Player 9 e Refer to Microsoft s website at http www microsoft com windows windowsmedia 9series player aspx and follow the onscreen instructions to download and install Windows Media Player 9 Series for your operating system e For Windows XP the file you download is called MPSetupXP exe e For Windows 2000 the file is called MPSetup exe 52 Chapter 3 e Accessing MGW 2400 Accessing MGW 2400 You manage MGW 2400 from MGW 2400 EMS an SNMP based management application installed on a PC on the network The MGW 2400 EMS allows you to remotely add edit and remove channels associated with installed hardware Before starting to operate MGW 2400 you must log on to MGW 2400 e For permitted user profiles and associated user rights refer to page 54 e To log on to MGW 2400 refer to page 55 e To view and edit the list of users currently logged on refer to page 57 e To log off MGW 2400 refer to page 58 53 Chapter 3 e Accessing MGW 2400 User Profiles MGW 2400 ships with three default users configured each one associated wit
81. o Cable WCA2274 e Digital audio Use the RCA Coaxial cable catalog number WCA2199 as illustrated in Figure 8 to connect the audio source to the DIG AUD connector ci Figure 8 The RCA Coaxial Cable WCA2199 Note e You can connect digital audio sources to MGE 400D encoding modules only e MGW 2400 does not support SECAM sources 19 Chapter 2 e Initial Configuration Initial Configuration To operate MGW 2400 for the first time you use HyperTerminal to log on to MGW 2400 s Configuration Utility To log on to MGW 2400 s Configuration Utility you use the user name Administrator The default password for this user is Administrator Configuring HyperTerminal HyperTerminal is pre installed on PCs that run on Windows NT 2000 or XP For further information on HyperTerminal refer to the Microsoft Windows documentation Optibase has provided you with pre configured HyperTerminal settings which are available on MGW 2400 s CD To apply these settings do the following 1 Use a serial cable to connect MGW 2400 s RS 232 port to the Configuration PC s serial COMI port 2 Switch MGW 2400 on and wait until it finishes booting which is the case once the Power LED turns green You cannot apply the HyperTerminal settings before 3 On MGW 2400 s CD go to HyperTerminal Settings and copy MGW2400 ht to your Communication PC 4 Right click MGW2400 ht choose Properties and clear Read Only 5 Double click MGW2
82. oads the configuration You cannot log on to MGW 2400 before it does not finish loading the configuration To add a configuration e Click Add _Add add the file name and a short description for the desired configuration and then click OK Kw MI the configuration is saved and appears in the Available Device Configurations list To delete a configuration e Select the desired configuration from the list and click Del Hi the selected configuration is removed from the Available Device Configurations list Note When adding or activating a configuration a window appears indicating that the issued command is being processed If this window does not close within 5 minutes click Close and wait until the configuration has been added or activated respectively Chapter 3 e Editing Channel Parameters Editing Channel Parameters If you add a channel default parameters are set which you can change Some video parameters may be changed while playing e For input parameters refer to page 67 e For encoding parameters refer to page 81 e For adjusting parameters on the fly refer to page 85 e For target parameters refer to page 86 Encoding Parameters This section lists and explains encoding parameters Video Encoding Parameters Parameters Settings Comments Format WMT WMT compliant streams Bit Rate bps QSIF OSIF SQP 350000 default 64000 350000 SIF SIF SQP 700000 default 150000 2000000 Resol
83. ork account in use on your PC is a member of the Administrators group and has a password assigned Disable currently active firewall software Create a folder called optibase under the root folder on a local drive or a network drive Make sure that this folder is shared with full permissions and accessible to MGW 2400 e If C 7 appears under Version Name in MGW 2400 EMS the Optibase folder must be a network drive You will have to extract the zip archive s content to the Optibase folder e If C 173 appears under Version Name Copy the zip archive to the Optibase folder without extracting its content e To view the version name of the current version in use click SW Version Msn the Software Version Manager window appears displaying the version s details 95 Chapter 3 e Upgrading MGW 2400 To upgrade MGW 2400 1 Make sure to log on to MGW 2400 EMS as Super User 2 Verify that all channels are stopped 3 Make a note of your current channel profile as you will have to reconfigure the channels after upgrading 4 Inthe Version Management window click Upgrade JUpgrade i and follow the onscreen instructions 96 If you extracted the zip file you will be asked the user name the password and the domain of the PC used for upgrading If your PC belongs to a workgroup leave the Domain field empty Navigate to the Optibase folder You may enter the path into the respective field including the file name or use
84. orkgroup and or VLAN Errors while running MGW 2400 EMS Possible Solution Free up space as you need at least 200 MB to ensure seamless installation Verify that the desired units are running and properly connected and configured Refer to page 28 for instructions on configuring MGW 2400 On the Management PC go to the Add Remove Hardware and disable all NICs except one Verify that the desired units are running and properly connected and configured Refer to page 28 for instructions on reconfiguring MGW 2400 Only units that belong to the Management PC s workgroup and VLAN can be located If you wish to use Discover the Management PC and all relevant MGW 2400 units must belong to the same workgroup and VLAN Chapter 5 e Troubleshooting The Problem Possible Cause The channels became un available after unsuccessfull y trying to start and stop several times MGW 2400 EMS freezes repetitively after about one minute Channel error MGW 2400 EMS may not communicate properly with MGW 2400 The relevant PC has more than one NIC installed The response time may be too long Possible Solution Remove the relevant channel and add a new one as explained on page 73 If you cannot remove the channel or this error recurs restart MGW 2400 Use the Task Manager to close MGW 2400 EMS To close the Java Runtime Environment click the Processes tab and close java exe Make s
85. ort 6 Channel LEDs Figure 2 MGW 2400 Front Panel Ports Description RS 232 Connects the Configuration PC to MGW 2400 RJ 45 Ethernet Link A and B Connects MGW 2400 to the network A connects NIC A B connects NIC B SCSI Ultrawide II Connects MGW 2400 to a basic type SCSI disk MGW 2400 does not recognize SCSI disks with management applications installed on them Table 7 MGW 2400 Front Panel 12 Chapter 2 e Getting Started LEDs Power Alarm Ethernet Link Ethernet Transmit Channel 1 6 Description Off Blinks green Green Off On Off Orange Off Flashes green Off Blinks red if module inserted Green Blinks green Red Note No power Booting Power on No error At least one fan is running too slowly or failed No connection Connected No transmission Transmitting Empty slot MGW 2400 is booting Slot error software not loaded Encoding module inserted and ready to encode Encoding Encoding module inserted channel error Certain errors may cause this LED to flash Table 8 MGW 2400 Front Panel LEDs To avoid damaging MGW 2400 s hardware turn MGW 2400 off immediately once the Alarm LED turns red 13 Chapter 2 e Getting Started 14 Rear Panel Slots for six Encoding Modules Power Switch Fan Ports Six slots Power connector Power switch Power Connector Figure 3 MGW 2400 Rear Panel
86. pabilities Resolution Resolution Enabled WMT wv 352X 240 WMA y 320X240 A Max Video Bit Rate fonono Encoder State Video FREE Audio F REE Figure 26 Encoding Module Encoding Parameters Module Capabilities Comment WMT W WMT detected WMA W WMA detected Max Video Bit Rate Displays the bit rate to which you can adjust while playing the channel If this field displays 0 you cannot adjust the bit rate while playing Table 23 Encoder Capabilities 70 Chapter 3 e Viewing and Setting Module Parameters Encoder State Comment Video and Audio FREE Input available a channel can be added STOP Channel added and ready Play Channel added and playing Resolutions This table displays resolutions currently enabled or disabled respectively A list of resolutions can also be found at page 101 V Resolution enabled X Resolution disabled Table 24 Encoder State Tools Buttons Description Updates the displayed settings This button is disabled if you are logged on as Guest Applies changes and closes the window This button is disabled if you are logged on as Guest Closes the current window without making changes EE a Opens related help topic Table 25 Encoding Module Tools Note If Video and Audio display Running or Stop you cannot add an additional channel associated with the respective encoding module 71
87. re 15 Define TCP IP Settings for NIC A 35 Chapter 2 e Initial Configuration 36 10 11 12 Make a note of your settings of your TCP IP settings upon changing You can use the table provided at page 103 for your convenience To define or change TCP IP settings for the second NIC follow the instructions on the previous page again To return to the Main menu press 0 Main Menu To log off MGW 2400 press 0 Quit you will be asked whether you want to restart now or later To restart MGW 2400 now press Y the Logon prompt appears and MGW 2400 reboots which may take several minutes The booting is completed when you hear a beep and the Power LED turns green To log on again type the username and password for Administrator the Main menu appears To restart MGW 2400 later press N the Logon prompt appears You will have to restart MGW 2400 manually at a later stage If you don t want to log on again terminate the connection MGW 2400 is now ready to start operating For instructions on operating MGW 2400 refer to chapter 3 Note It is necessary to restart MGW 2400 in order for changes to take effect We highly recommend you restart the system after exiting the configuration utility as prompted Chapter 2 e Initial Configuration Displaying TCP IP Settings MGW 2400 lets you view the TCP IP settings for both NICs To view TCP IP settings do the following 1 Ifyou changed TCP IP settings
88. running MGW 2400 EMS 108 Error Messages 2 2 ssc ccccceeeececcescececeeeeeees 110 Chapter 1 Introduction Overview MGW 2400 is a multi channel WMT encoding and streaming server designed to enable the deployment of advanced streaming media services over the broadband Internet and corporate networks MGW 2400 encodes and streams up to six live Microsoft WMT compliant streams over broadband terrestrial and wireless networks such as xDSL FTTx satellite cable Ethernet LANs and the Internet It supports live WMT stream upload to Microsoft Windows Media Server and IP multicast unicast UDP and HTTP protocols ensuring efficient transmission over a wide range of networks MGW 2400 encodes up to six live channels concurrently at bit rates between 64 kbps and 2 Mbps In this Chapter e System Description page 2 e What s in this Manual page 4 Chapter 1 e System Description System Description MGW 2400 easily integrates with networking equipment and complementary video equipment This section describes MGW 2400 and its features System Overview dd MGW 2400 Wd i a su lt ad Configuration PC Management Staton Figure 1 MGW 2400 in a Network Table 1 lists the PCs needed to configure and operate MGW 2400 Computer Task Configuration PC Connected Initializes and reconfigures MGW via RS 232 2400 using HyperTerminal Management Station PC in the Reconfigures MGW 2400 using network
89. s RS 232 port The Configuration PC must have HyperTerminal installed For further information regarding the Configuration PC refer to page 2 To enable the Configuration PC to communicate with MGW 2400 you have to first set the correct parameters for HyperTerminal s COM properties 22 Chapter 2 e Initial Configuration To initialize MGW 2400 for the first time 1 If you have not already done so use a serial cable to connect MGW 2400 s RS 232 port to the previously chosen and configured serial COMI port on the Configuration PC Connect MGW 2400 s Ethernet links to two separate network segments Connecting both NICs to the same network segment causes network conflicts To avoid network conflicts make sure that you do not have a network device with the hostname MGW2400 connected to any of the relevant network segments Switch MGW 2400 on Start HyperTerminal and log on to MGW 2400 s Configuration Utility as Administrator MGW 2400 initializes Administrator s default password is Administrator e Ifyou connect a DHCP enabled network segment to NIC A TCP IP settings are assigned automatically for that NIC e Ifyou connect a network segment to NIC B or if the network segment connected to NIC A is not DHCP enabled refer to page 34 for instructions on defining TCP IP settings for the relevant NIC Press any key to get to the Main menu Note External WMS servers require networks that support 100Mbps Full
90. stem at another site as if the user s keyboard and display connected directly to the remote machine Threshold In a digital circuit a dividing line between circuit signal levels representing different digital values Time Base Corrector Eguipment that corrects time base errors in video tape recorders Time Base Errors Analog artifacts being caused in video tape recorders by non uniform motion of the tape or the tape head drum It is typically visible as horizontal jitter or instability of the reproduced picture Transform In data compression a process that converts a block of data into some alternate form that is more convenient or efficient True Color Refers to the representation of color by varying amounts of red green and blue There are 256 shades for each color available If you mix all of them together you obtain 16 7 million possible colors hence the term True Color Truncation Refers to the technique of reducing the number of bits per pixel in compressing video by throwing away some of the least significant bits from each pixel UDP Refers to the User Data Protocol a transfer protocol allowing any station on a network with a standard network card to transmit or receive information without the need for a special interface card UDP Block Size UDP Block size has to be understood as a buffer that stores information before it is sent to the network This buffer must hold at least one frame
91. stname once you switched MGW 2400 back on Refer to page 25 for instructions on changing MGW 2400 s hostname Have your computer s COM port replaced Call for technical support Chapter 5 e Troubleshooting The Problem I connected a SCSI hard disk to MGW but MGW 2400 won t boot I can t encode a stream the Source LED is off and the Channel LED is green The Channel LED is red The Channel LED blinks red Possible Cause You may have chosen a forbidden SCSI address Bad source or no source connected Channel error Software error Possible Solution Check the SCSI address Note that 7 is reserved for the SCSI controller inside MGW 2400 Connect the source properly Restart encoding using different parameters If this does not help refer to the Error Message list in the MGW 2400 EMS help file If this error persists call for technical support 107 Chapter 5 e Troubleshooting 108 The Problem Possible Cause I cannot install the MGW 2400 EMS I cannot log on to MGW 2400 I try locating MGW 2400 units on the network by using Discover but no units are found I have less than 200 MB free hard disk space The relevant unit is switched off disconnected or not reachable The Management PC has more than one NIC installed The relevant units are not connected not reachable or switched off The relevant units may belong to a different w
92. t Parameters External WMS Max Clients UDP Block Size Host URL Settings lt None gt default IP address of an external WMS server you may have configured for this channel 0 10 default is 10 1024 20000 default is 0 for Automatic For example mms MGW2400 Test0 Comments No external WMS server is used If you wish to use an external WMS server choose the desired server s IP address from the list This WMS server must belong to the same workgroup as MGW 2400 If you do not find the desired server s IP address go to the External WMS page in order to add it to the Servers list Refer to page 64 for instructions Enter the max number of clients allowed to receive the stream at the same time We recommend setting the UDP Block Size value to 0 for Automatic The UDP Block Size depends on the video and audio bit rates The values set by MGW 2400 can be found at page 113 This field shows when the channel is running It displays the URL required to configure the Windows Media Player for playing back this channel For further information on playing unicast streams and specifying the correct URL refer to page 93 Table 32 WMS Unicast Target Parameters 89 Chapter 3 e Editing Channel Parameters 90 File Output Parameters Settings Comments File Name If you write the file to a SCSI disk You can write the ASF connected to MGW 2400 enter file to a local SCSI
93. the Browse button to navigate to the desired location If you extracted the upgrade files the file name should be image gho If you did not extract the upgrade files the file name should be image zip Restart MGW 2400 when you are asked to MGW 2400 logs you off and upgrades It may take up to 30 minutes until MGW 2400 finishes upgrading and logs you back on MGW 2400 s configuration returns to the state of purchase For instructions on recon figuring MGW 2400 refer to page 20 Chapter 4 Technical Specifications Chassis Physical Dimensions Weight Scalability Fans 17 1 w x 15 4 d x 2RU h 19 rack compliant 23 with brackets 8kg 15 5 Ibs Up to 6 MGE 400 or MGE 400D modules field swappable Three ball bearing fans The fans have to be replaced every five years Electrical Characteristics Power consumption Max 350W 90 130V 180 260V autorange Operating line frequency 47 63 Hz Chapter 4 e Chassis Input Output Interfaces 2 x 10 100 BaseT Ethernet 2 x RJ 45 Full Duplex or Half Duplex support 2 x RJ 45 connectors Ultrawide Il SCSI 68 pin SCSI connector RS 232 serial port RS 232 D 9 connector Environmental Operating temperature 5 to 45 C 41 113 F Storage temperature 10 70 C 14 158 F Safety Standards CE LVD 98 Chapter 4 e Chassis Management SNMP MIB EMS based remote management application Telnet and FTP client for remote configurat
94. the full path and file name with disk connected to the file name s extension ASF for MGW 2400 or a example lt SCSI drive gt lt Folder network drive that names gt File asf belongs to MGW If you write the file to a shared 2400 s workgroup and folder enter only the relevant VLAN PC s name and the shared folder for example PC shared_folder File asf If you enter the entire path you receive an error message User Name Enter the user name that may be required for the drive to which you wish to write the file Password Enter the password that may be required for the drive to which you wish to write the file Table 33 File Output Parameters Note Do not transmit to more than two file targets per unit if you write ASF files to a SCSI disk connected to the relevant MGW 2400 unit If you save the NSC file to a SCSI disk connected to MGW 2400 make sure that the relevant SCSI disk drive is shared For instructions on sharing a SCSI disk drive with the network refer to page 42 If you save NSC and ASF files to shared network drives make sure that they belong to MGW 2400 s workgroup and VLAN and that they are accessible If the relevant network drive belongs to a PC that runs Windows 2000 or XP do not specify a user name and password We recommend verifying that shared network locations are accessible To do so copy the desired path into the Run command line on the Management PC and press Enter If the desired location
95. ticast and unicast targets Stereo at a Sample Rate of 32 kHz At audio bit rates of 64000 64024 bps six channels can transmit to three unicast targets At audio bit rates of 48008 22008 bps five channels can transmit to three unicast targets Stereo at a Sample Rate of 44 1 kHz Each channel may serve up to three unicast targets In most cases up to six channels can transmit at a time Up to five channels can transmit at video bit rates of 1750000 and 2000000 bps if the audio bit rates are set to 48016 128040 or 160032 bps Stereo at a Sample Rate of 48 kHz Up to four channels can transmit at video bit rates above 500000 bps and available audio bit rates of your choice Appendix B UDP Block Size Values UDP Block Size values strongly depend on video and audio bit rates This section shows UDP Block Size values selected automatically when choosing 0 for Automatic on the MGW 2400 EMS Target page This section also shows you the lowest values that you may choose manually Mono Audio Sampling Rate 32 kHz Video Audio Default UDP Lowest UDP Bit Rates bps Bit Rates bps Block Size Block Size 200000 20016 2881 949 200000 32000 3031 340 200000 32032 3031 914 300000 20016 4131 944 300000 32000 4281 339 300000 32032 4274 910 500000 20016 6631 940 500000 32000 6781 337 500000 32032 6781 906 700000 20016 9131 938 700000 32000 9281 337 Appendix B e UDP Block Size Values Video Bit Rates bps
96. tility as prompted Chapter 3 Operating MGW 2400 Overview MGW 2400 is a rack mountable stand alone server Up to six WMT encoding modules can be installed in MGW 2400 s chassis You may operate MGW 2400 from any PC on your network that has the MGW 2400 EMS installed In this Chapter e Installing Software page 48 e Accessing MGW 2400 page 53 e Main Window Overview page 59 e Viewing and Setting Module Parameters page 67 e Editing the Channel Profile page 72 e Editing Channel Parameters page 81 e Operating Channels page 91 e Upgrading MGW 2400 page 94 Chapter 3 e Installing Software Installing Software This section instructs you on configuring your Management PC and installing the MGW 2400 EMS System Reguirements Pentium HI PC 500 MHz or higher with one 10 100BT network interface card NIC installed If your PC has more than one NIC installed use the Add Remove Hardware wizard to disable the additional NICs MGW 2400 currently supports the following operating systems e Windows 2000 Professional with Service Pack 4 or higher e Windows XP Professional with Service Pack or higher 128 MB RAM or more depending on the number of MGW 2400 units you manage from the relevant PC 100 MB virtual memory or higher For instructions on setting virtual memory on your PC refer to the relevant Microsoft Windows documentation 200 MB free disk space or more CD ROM drive 16x or faster Config
97. twork in full duplex mode allowing them to send and receive data at the same time Many 100BaseT switches also support some Level III capabilities including the ability to manage IGMP groups 100BaseT Hub and Switched Networks 100BaseT Hub and switched networks can also be used for streaming This hybrid network can support streaming if it is not over utilized and deploys 100BaseT hubs This type of network can contain dead spots areas that cannot receive the stream or receive it poorly Dead spots need to be dealt with by altering some of the network connections or by replacing the errant Hub with a switch ATM ATM can be implemented either as a backbone solution or as an entire network solution In the backbone scenario ATM is used to connect departments floors or any part of the organization that is distant from the main server center In the network scenario ATM is used as the entire LAN WAN or MAN 123 Appendix C e Optimizing your Network 124 Metropolitan Area Network LAN Emulation LANE is used in these types of networks to give an Ethernet feel to the network This emulation is easier to implement than IP emulation over ATM and is much more popular ATM s broad bandwidth 155Mb and interfaces with no collisions is ideal for streaming Appendix D Glossary of Terms Access time The time between issuing a command to read or write a specific location until reading or writing actually starts at that
98. ty We the undersigned hereby declare that the equipment specified above conforms to the above Directive and Standards Manufacturer Full Name Itzhak Keren Position Director Quality amp Engineering Place Israel Date___ 11 7 02 Nu Signature Content Introduction 1 OVE EW rreren ee een eeen eneee eE Eet 1 System Description rene 2 System OVEPVIOW fo i Gwedi ai 2 MGW 2400 Features nenn re nnne nnne 3 What s in thissManall ci ssccesscesapeshpanscestsensb FD FN EANG 4 Configuration amp Installation 5 OEI GW GN GG GY O 5 System Configuration rererere 6 MGW 2400 Components nen erennere 6 Peripheral Components re YY Ynn ene 8 Getting Started 0 9 Unpacking MGW 2400 i 10 Power Supply siet nanie nonni ai 11 Servicing MGW 2400 11 Hardware OvervieW cccccccececeeeeeeeeeeeeeeeeeeeeeeeeess 12 Connecting Peripherals Encoders amp Sources 16 Initial Configuration eeeeeeeeetteteeeteeteeeteeeeee 20 Configuring HyperTerminal 20 DHCP enabled Networks 22 Changing Passwotds alal lia liana 27 MGW 2400 s Network Settings 28 If DHCP is disabled TCP IP SettingS 34 MGW 2400 Utilities i 39 Working with SCSI DISKS
99. ubnet information will be updated automatically in the WINS table WINS complements the NT Server s DHCP protocol which negotiates an IP address for any computer such as your workstation when it is first defined to the network If you are a computer user on a network connected to a Windows NT or Windows 2000 Server you may find WINS mentioned in some of your network related programs or system messages WMA Windows Media Audio WMS External Windows Media Server used to broadcast WMT streams WMT Windows Media Technology Workgroup A group of users who work on a common project and share information on PCs interconnected over a local area network LAN Audio Bit rates At 32 kHz 101 At 44 1 kHz 102 At 48 kHz 102 Audio Input AES EBU 69 100 Sampling rates 69 101 Source 69 Unbalanced 69 Buttons Add channel 61 Add configuration 80 Add target 73 Add template 77 Add Channel 66 73 Audio 74 Configs 66 Del channel 75 Del configuration 80 Del target 73 Del template 78 Edit channel 61 75 Edit target 74 Edit channel while playing 75 Play 61 Refresh 63 71 Index Re Login 66 Remove channel 61 Restart 63 Save channel as template 61 Save template 78 Select All 61 75 Stop 61 SW Version 66 Templates 66 77 Video 74 View channel 61 75 Cables MiniDIN 18 Network 6 RCA Coaxial 19 Serial 6 20 Stereo MiniJack
100. ugh the standard commonly used is RS 232C most people refer to it as RS 232 Saturation Defines the intensity of color A color with a high saturation appears very strong A color with low saturation appears washed out Zero saturation is white no color and maximum saturation is the deepest color possible 135 Appendix D e Glossary of Terms 136 SCSI Small Computer System Interface Interface that allows up to 7 or 15 devices to be connected to a single SCSI port in series daisy chain SDI Refers to Serial Digital Interface the standard based on a 270 Mbps transfer rate This is a 10 bit scrambled polarity independent interface with common scrambling for both component ITU R 601 and composite digital video and four channels of embedded digital audio Most new broadcast digital equipment includes SDI which greatly simplifies its installation and signal distribution It uses the standard 75 ohm BNC connector and coax cable as is commonly used for analog video and can transmit the signal over 600 feet 200 meters depending on cable type SECAM Refers to Sequential Color Avec Memoire an acronym for a color TV system developed in France and used in the former USSR SECAM operates with 625 lines per picture frame and 50 cycles per second It is incompatible with PAL and NTSC Seek time The time required to position the Reading head above the track containing the reguested data Server A server
101. unning MGW 2400 This will cause damage to your MGW 2400 chassis and encoding modules Avoid touching inside free slots as this may cause electrical hazards Touching inside free slots may also damage your MGW 2400 unit 17 Chapter 2 e Getting Started 18 To connect a video source Composite Video Use the Video BNC cable catalog number BZA3636 as illustrated in Figure 5 to connect a Composite video source to the COMP VID connector i Figure 5 The Video BNC Cable BZA3636 S Video Use the S Video MiniDIN cable catalog number WCA2210 as illustrated in Figure 6 to connect an S Video source to the S Video connector ICN Figure 6 The S Video MiniDIN Cable WCA2210 Digital Video Use the Low Loss Digital Video Belden 1694A cable catalog number WCA5971 to connect a digital video source to the SDI connector This connector ships with MGE 400D encoding modules only Note MGE 400D encoding modules support the SMPTE 125M 1995 SDI standard Other SDI standards will cause the video frames to be shifted 10 lines down l e the content of the top 10 video lines is unknown and the 10 bottom lines will not be encoded MGW 2400 does not support SECAM sources Chapter 2 e Getting Started To connect an audio source e Analog audio Use the Stereo MiniJack audio cable catalog number WCA2274 as illustrated in Figure 7 to connect the audio source to the ANALOG AUD connector Figure 7 The Stereo MiniJack Audi
102. until the new channel appears in the Channels list Chapter 3 e Editing the Channel Profile Editing an existing Channel If you logged on as Guest you cannot edit channel parameters To view channel parameters without editing e Select the desired channel and click View Mew channel parameters appear but are unavailable for editing To edit channel parameters 1 Select the desired channel and click Edit Eat channel parameters appear and are available for editing Set the desired parameters and click Apply Apply of the Channel wizard closes and the new parameters are set To edit video parameters while playing 1 Select the desired channel and click Edit Eat x video parameters appear Set the desired parameters and click Apply Amy To close the Video Parameters window without making changes click Cancel Cancel Removing Channels Make sure that the relevant channels are stopped Select the relevant channels and click Del pe the selected channels are removed e Toremoveall channels click Select All Select all and then Del pe all channels are removed e Templates based on the relevant channels remain available 75 Chapter 3 e Editing the Channel Profile 76 Viewing the Channel Profile In the MGW 2400 EMS Main window click the Channels tab the Channels list appears displaying the current channel profile as follows e Channel Name The name you assigned when
103. upported Audio Mode 102 Sampling Rate 44 1 kHz Audio Bit Rate 32040 48016 64040 64080 80016 96040 128040 160032 Sampling Rate 48 kHz Audio Bit Rate 128008 160000 Mono Stereo Stereo Stereo Stereo Stereo Stereo Stereo Stereo Stereo Chapter 4 e System Defaults System Defaults DHCP Client Enabled for NIC A Disabled for NIC B Hostname MGW2400 My System Settings We recommend to make a note of customized settings as you may need them for future reference Hostname DNS IP Addresses DNS 1 DNS 2 DNS 3 DNS 4 DNS 5 NIC A IP Address Subnet mask Default Gateway WINS Network Mode of Operation NIC B IP Address Subnet mask Default Gateway WINS Network Mode of Operation 103 Chapter 4 e User Names and Passwords User Names and Passwords We recommend that make a note of additional users and passwords that you defined as you may need them for future reference MGW 2400 EMS Users Default Users User Profile super Super User admin Administrator guest Guest New Users User Profile Password optibase optibase optibase Passwords MGW 2400 Administrator User Name Default Password Administrator Administrator 104 New Password Hardware Errors Chapter 5 Troubleshooting The Problem Possible Cause MGW 2400 won t turn on MGW 2400 turns on but won t boot No power supply to the MGW 2400 MGW 24
104. ure that both NICs are connected to two separate network segments Make sure that the PC on which you installed the MGW 2400 EMS has only one NIC enabled otherwise the MGW 2400 EMS cannot communicate with MGW 2400 Connect MGW 2400 s NIC used for MGW 2400 EMS and the Management PC to the same workgroup and VLAN 109 Chapter 5 e Troubleshooting 110 The Problem Possible Cause I cannot start a multicast stream The external WMS server cannot be reached I cannot write to a file asf file output Error Messages The reguired NSC file may not be reachable The WMS server may be offline or not reachable The location you specified cannot be reached or the response time is too long Possible Solution Make sure that the desired NSC file s location belongs to MGW 2400 s workgroup and VLAN An error message may appear in this case For instructions refer to page 88 Make sure that the relevant WMS server is properly configured and resides in MGW 2400 s workgroup and VLAN Make sure that you choose a drive in a location that belongs to MGW 2400 s workgroup and VLAN For instructions refer to page 90 Error messages with explanations and workarounds can be found in the MGW 2400 EMS help system Appendix A Optimizing Performance If not otherwise noted all supported video audio bit rate combinations perform smoothly for up to six channels serving the desired number of mul
105. uring the Management PC for the Network 48 Go to My Network Places and then to Local Area Connection Refer to the relevant Microsoft Windows documentation for further instructions Chapter 3 e Installing Software Installing the MGW 2400 EMS The MGW 2400 EMS installs together with Java Runtime 1 3 1_03 Make sure to uninstall any previous version of MGW 2400 EMS before you install the new version To uninstall MGW 2400 EMS e Use the Add Or Remove Programs wizard in the Control Panel and follow the onscreen instructions To install MGW 2400 EMS 1 Close all programs and insert the MGW 2400 CD into your PC s CD ROM drive 2 _ On the MGW 2400 CD navigate to the EMS folder installation files appear 49 Chapter 3 e Installing Software 50 Double click setupwin32 exe and follow the on screen instructions e You will be asked whether you wish to edit the default IP address 127 0 0 1 specified for MGW 2400 EMS We recommend setting it to the IP address associated with the unit mostly used e If you are asked whether you want the MGW 2400 EMS to overwrite an already installed version of the Java Virtual Engine choose Yes If you choose No the installation may fail The MGW 2400 EMS is installed and a shortcut is added to your Desktop T MGW2400 EMS Figure 19 MGW 2400 EMS Shortcut When you open the MGW 2400 EMS the MGW 2400 EMS Logon window appears with the default IP address 127 0 0 1 or
106. ution For resolutions and supported bit Make sure that your rates refer to page 101 receiving device and monitor support the resolution you choose Table 27 Video Encoding Parameters 81 Chapter 3 e Editing Channel Parameters Advanced Video Encoding Parameters e Ifyou are in the process of adding a channel click Video Video for advanced video encoding parameters e If you are in the process of editing a channel click Advanced Advanced gr advanced video encoding parameters e To change and save advanced video encoding parameters click OK Bl e To close the Advanced Encoding parameter window without making changes click Cancel Cancel Parameters Settings Fixed Bit Rate Frame Sampling Method Frame Drop Step 82 Checked by default recommended Manual Smooth Motion Middle Best Quality Full Rate Encode every x frame x may range from 2 to 60 Drop every x frame x may range from 2 to 60 Comments To enable adjusting the bit rate and the Frame Sampling Method while playing clear this option To meet certain criteria for the frame rate choose the relevant option You can adjust the Frame Sampling method while playing when Fixed Bit Rate is cleared Defines the highest frame rate for encoding MGW 2400 may encode at a lower frame rate than specified This field only shows if you chose Manual as Frame Sampling Method Chapter 3 e Editing Channel Parameters
107. versely affect other segments In this case clusters of people will have access to resources from the same common device that connects them to the backbone Exploit new Technologies for your Backbone Your backbone should be larger than the pipes that connect to it If your network is entirely 100BaseT a 100BaseT connection is probably not going to be big enough for the backbone Use of ATM or Gigabit Ethernet will help you solve bottleneck problems along the company backbone Use protocol shaping and Protocol Shapers Protocol shaping is becoming more and more popular as a way of controlling bandwidth use within organizations Protocol shapers are hardware devices that allocate network resources according to specific protocols 122 Appendix C e Optimizing your Network Network Configurations that are friendly to Streaming 100BaseT Switched Networks More bandwidth is always better than less bandwidth 100BaseT appliances have more features and more capabilities than 10BaseT appliances While it is true that a 10BaseT network can theoretically support the streaming of an MPEG 1 SIF stream at 1 1 2 Mbps this will effectively use 30 to 40 of available bandwidth rendering the network ineffective In 100BaseT networks each client occupies its own collision plane allowing it to take full advantage of the bandwidth available Many 100BaseT switches and network cards have added features including the ability to talk to the ne
108. ween white and black in the video signal If white is very distant from black a signal has high contrast If white is closer to black a signal has low contrast causing it to appear with a gray tone Adjusting the contrast changes the relation between the color steps Adjusts the wavelength of the base colors i e red green yellow in a NTSC video signal Adjusting the hue creates linear change in the phase of all the colors If your video source is PAL this option does not show Adjusts the amount of light emitted in the video signal Adjusts the amount of color in the signal Table 21 Encoding Module Video IO Parameters Chapter 3 e Viewing and Setting Module Parameters Audio Audio Source Sample Rate Settings Unbalanced AES EBU 32 44 1 48 KHz Comments Analog audio source that has a single voltage relative to ground or common Digital audio source available with MGE 400D encoding modules Determines how many audio samples are collected per second while capturing the audio stream This parameter affects the quality There is no set rule for the right choice Only trial and error determines the best result for your needs Digital audio sources must be composed at a sample rate of 32 44 1 or 48 kHz Table 22 Encoding Module Audio I O Parameters 69 Chapter 3 e Viewing and Setting Module Parameters Encoding Parameters MGE 400 x Encoding o Module Ca
109. with the IP address that you defined for example 172 16 100 137 Chapter 3 e Installing Software To edit the default IP address at a later stage 1 Make sure that you close the MGW 2400 EMS 2 Browse the MGW 2400 EMS folders for EMSConfig ini and create a backup Save the backup in a different folder on your PC 3 Open EMSConfi ini the first line reads for example ems2400 snmp deviceIP 172 16 100 137 4 Change the registered IP address to the desired IP address 5 Save and close EMSConfig ini the MGW 2400 EMS displays the new IP address once the MGW 2400 EMS Logon window appears Note e Make sure that only one NIC is enabled on the Management PC otherwise the MGW 2400 EMS cannot communicate properly with MGW 2400 e To install a new version of MGW 2400 EMS at a later stage first uninstall the current version of MGW 2400 EMS e lf the available disk space is insufficient installing MGW 2400 EMS will fail e f you want to uninstall the MGW 2400 EMS after you edited EMSConfig ini you will have to manually delete the MGW 2400 folder 51 Chapter 3 e Installing Software Installing Microsoft Components In order to use an external WMS server and receive WMT streams you have to download and install Microsoft s Windows Media Services and Windows Media Player respectively You may install Windows Media Services and Windows Media Player on the same PC as MGW 2400 EMS if desired To download and install Wi
110. you added the channel e Description Displays the channel type the slot number and the interface where the video source is connected e State Displays the channel state e Error Status Displays the channel s status State Stopped Playing Stopped Playing Not Ready Error Status Channel OK Channel OK Error Error Error Description The channel is ready The channel is playing The channel encountered an error while playing possibly caused by unsupported parameters that you may have set The channel cannot restart until this error has been resolved The channel encountered an error but continues playing The channel encountered an error possibly caused by setting unsupported parameters The channel cannot start until the error has been resolved Table 26 Channel State and Errors To view a channel error 1 Select the relevant channel 2 Right click the selected channel a shortcut menu appears 3 Choose Show Error the relevant error message appears For a list of error messages and explanations refer to MGW 2400 EMS help Chapter 3 e Editing the Channel Profile Managing Templates To add a template you must have at least one channel added to the Channels list For instructions on adding a channel refer to page 73 To view existing templates On the MGW 2400 EMS toolbar click Templates Templates D the Template manager appears displaying existing templates To
111. z put Detect v Saturation fz Colorsys Detect PAu gt Audio Source Type Unbalanced Sample Rate a4 1kHz gt Figure 25 Encoding Module I O Parameters Video Settings Comments Source Composite Analog video signal that combines all the components in one signal S Video Analog video signal that carries separate luminance and chroma signals SDI Digital video signal available for MGE 400D encoding modules Color System NTSC PAL Determines the color system Auto Detect MGW 2400 and your source device must be set to the same color system parameter If you choose Auto Detect MGW 2400 automatically detects the correct color system Input Detect x No source v Source detected 67 Chapter 3 e Viewing and Setting Module Parameters 68 Video Color Sys Detect Sharpness Filter Contrast Hue Brightness Saturation Settings NTSC PAL N A Level 0 15 default is Level 6 0 255 the default is 128 0 255 the default is 128 0 255 the default is 128 0 255 the default is 128 Comments If you choose Auto Detect this field displays the correct color system This field displays N A if the color system could not be recognized or no source is connected This field does not show if you manually choose the color system Filters high frequencies in the picture s black and white portion out to obtain a sharper picture Adjusts the polarity bet

Optibase MGW 2400 WMT Home Theater Server User Manual

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