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Chapter 3

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Editing Channel Parameters

Parameters Settings

Comments

Video Buffer
Window

1000 (default)

Latency related
parameter.
We recommend not
changing this parameter.

Dup Top Lines 0 - 10 (default is 0)

Sets the number of lines
'covered' on the top of
the frame to prevent the
display of artifacts.

Dup Bottom
Lines

0 - 10 (default is 1)

Sets the number of lines
'covered' from the bottom
of the frame to prevent
the display of artifacts.

DCT Filter

Automatic (default)
Disabled
Level 1
Level 2

Removes details to
smooth blocking effects
at low bit-rates.

Smooth Filter

Automatic (default)
Disabled
Level 1
Level 2

Smoothes blocking
effects at low bit-rates.

Intra Period

2 - 240
Auto (default)

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

Содержание MGW 2400

Страница 1: ...MGW 2400 WMT Streaming Server User s Manual ...

Страница 2: ...cable 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 Notice 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 otherwis...

Страница 3: ...age Certain system board components continue to receive power any time MGW 2400 is connected to AC power To help prevent electric shock plug the power cable into properly grounded sources Use only properly grounded extensions and adaptors as the need arises Use only a UL Recognized power cord Make sure nothing rests on your MGW 2400 power cable and that the cables are not located where they can be...

Страница 4: ...nnector 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 W...

Страница 5: ...in accordance to the instruction manual may cause harmful interference to radio 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 syst...

Страница 6: ... Class A Conducted and Radiated Emission Immunity EN55024 EN 61000 4 2 ESD Contact Air Discharge 4kV 8kV EN 61000 4 3 Radiated Immunity 10V m 27 1000Mhz AM 1KHz 80 EN 61000 4 4 EFT B 1kV 5 50nS 5KHz rep EN61000 4 5 Surge Withstand 2kV common and 1kV differential mode on AC line EN 61000 4 6 Current Injection Immunity 3 vrms EN61000 4 8 Power Magnetic field 1 A m 50Hz EN 61000 4 11 Voltage Dips Imm...

Страница 7: ...eatures 3 What s in this Manual 4 Configuration Installation 5 Overview 5 System Configuration 6 MGW 2400 Components 6 Peripheral Components 8 Getting Started 9 Unpacking MGW 2400 10 Power Supply 11 Servicing MGW 2400 11 Hardware Overview 12 Connecting Peripherals Encoders Sources 16 ...

Страница 8: ... Files 44 Changing Settings from a Remote PC 45 Operating MGW 2400 47 Overview 47 Installing Software 48 System Requirements 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 54 Logging on to MGW 2400 55 Viewing and Editing the List of Permitted Users 57 Viewing the List of Users Currently Logge...

Страница 9: ...70 Tools 71 Editing the Channel Profile 72 Adding a Channel 73 Editing an existing Channel 75 Removing Channels 75 Viewing the Channel Profile 76 Managing Templates 77 Managing Configurations 79 Editing Channel Parameters 81 Encoding Parameters 81 Adjusting Video Parameters On The Fly 85 Target Parameters 86 Operating Channels 91 Receiving and Playing Back Streams 92 Upgrading MGW 2400 94 ...

Страница 10: ...ing Modules 100 Physical Dimensions 100 Standard Compliance 100 Input Signals 100 Encoding Format 100 Video Resolutions and Bit Rates 101 Audio Modes and Bit Rates 101 System Defaults 103 My System Settings 103 User Names and Passwords 104 MGW 2400 EMS Users 104 MGW 2400 Administrator 104 Troubleshooting 105 Hardware Errors 105 Errors while running MGW 2400 EMS 108 Error Messages 110 ...

Страница 11: ...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 ...

Страница 12: ...nfigure and operate MGW 2400 Computer Task Configuration PC Connected via RS 232 Initializes and reconfigures MGW 2400 using HyperTerminal Management Station PC in the network Reconfigures MGW 2400 using 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 network Receives and plays back video and audio using Window...

Страница 13: ...plexes and transmits up to 6 live Microsoft WMT compliant streams Real time uploading to a Windows Media Server Multiple multicast targets and on demand live unicast targets per channel Saves encoded streams to file SNMP management application Bit rate adjustment on the fly Network traffic shaping smoothing 3 ...

Страница 14: ...400 as follows Chapter 1 presents an overview of MGW 2400 Chapter 2 shows you how to install and configure MGW 2400 Chapter 3 shows you how to install software and operate MGW 2400 Chapter 4 provides you with MGW 2400 s technical specifications Chapter 5 provides you with a troubleshooting guide ...

Страница 15: ...p 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 System Configuration page 6 Getting Started page 9 Initial Configuration page 20 Changing Settings from a remote PC page 45 ...

Страница 16: ... noted Component Description MGW 2400 chassis Housing of the MGW 2400 system Power cord that fits your local Din socket Connects to MGW 2400 s power connector not supplied by Optibase Network cables shielded category 5 Connect MGW 2400 s NIC A and B to two different network segments not supplied by Optibase 19 23 or ETSI mounted bracket Rack mounts MGW 2400 RS 232 cable Connects PC to MGW 2400 SCS...

Страница 17: ... cable Connects an analog audio source to MGW 2400 RCA Coaxial cable Connects a digital audio source to MGW 2400 Table 3 Encoding Modules Component Description MGW 2400 Configuration Utility Pre installed software to configure MGW 2400 MGW 2400 EMS 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 D...

Страница 18: ...W 2400 using Telnet and operates it from MGW 2400 EMS The Management Station is referred to as Management PC or Remote PC Software Description External Windows Media Server Installed on a PC on the network broadcasts WMT streams received from MGW 2400 Windows Media Services 4 1 Installed on a PC on the network manages and operates the Windows Media Server Windows Media Player 9 Series Installed on...

Страница 19: ...modules and connect sources refer to page 16 For instructions on initializing MGW 2400 refer to page 20 For instructions on configuring MGW 2400 for the network refer to page 28 For instructions on configuring MGW 2400 s network parameter settings if your network s DHCP is disabled refer to page 34 For instructions on sharing a SCSI disk s drive with the network refer to page 41 For instructions o...

Страница 20: ...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 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 Not...

Страница 21: ... 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 uni...

Страница 22: ...ort SCSI Port RJ 45 Ethernet Links 6 Channel LEDs Power LED Alarm LED 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 installe...

Страница 23: ...shes green No transmission Transmitting Channel 1 6 Off Empty slot Blinks red if module inserted MGW 2400 is booting Slot error software not loaded Green Encoding module inserted and ready to encode Blinks green Encoding Red Encoding module inserted channel error Certain errors may cause this LED to flash Table 8 MGW 2400 Front Panel LEDs Note To avoid damaging MGW 2400 s hardware turn MGW 2400 of...

Страница 24: ... Encoding Modules Power Switch Power Connector Fan Figure 3 MGW 2400 Rear Panel Ports Description Six slots Install up to six encoding modules Power connector Connects the power cord Power switch Switches MGW 2400 on and off Table 9 MGW 2400 Rear Panel 14 ...

Страница 25: ... 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 Green Bad or no video source Video source detected Table 10 MGE 400 and 400D Encoding Module Interfaces Note MGE 400D encoding modules sup...

Страница 26: ...st not protrude at all from the slot 4 Screw the module to MGW 2400 s rear panel 5 Connect video and audio sources to the encoding module as explained at page 18 6 Switch MGW 2400 on again 7 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...

Страница 27: ...f the rear panel and carefully pull the encoding module out of the slot 4 Screw the slot cover to MGW 2400 s rear panel 5 Switch MGW 2400 on again 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 Touching inside free slots may also damage y...

Страница 28: ...ce to the S Video connector 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 shif...

Страница 29: ...e to the ANALOG AUD connector Figure 7 The Stereo MiniJack Audio Cable WCA2274 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 Figure 8 The RCA Coaxial Cable WCA2199 Note You can connect digital audio sources to MGE 400D encoding modules only MGW 2400 does not support SECAM sources 19 ...

Страница 30: ...figured 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 COM1 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 HyperTermina...

Страница 31: ...r The Properties screen appears 2 From the Connect using list choose COM1 to which you will connect MGW 2400 and click Configure The COM Properties screen appears 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 ...

Страница 32: ...nstructions 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 COM1 port to MGW 2400 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 wit...

Страница 33: ...0 connected to any of the relevant network segments 4 Switch MGW 2400 on 5 Start HyperTerminal and log on to MGW 2400 s Configuration Utility as Administrator MGW 2400 initializes Administrator s default password is Administrator If you connect a DHCP enabled network segment to NIC A TCP IP settings are assigned automatically for that NIC If you connect a network segment to NIC B or if the network...

Страница 34: ... 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 24 ...

Страница 35: ...nfirm 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...

Страница 36: ...o MGW 2400 as Administrator and follow the instructions at page 25 Note Every network device e g MGW 2400 unit in a network must have a different hostname Two devices with the same hostname will conflict We strongly recommend that you make a note of your customized MGW 2400 settings for future reference You can use the table at page 103 provided for your convenience It is necessary to restart MGW ...

Страница 37: ...hange 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 If you don t want to log on again terminate the connection Note We stron...

Страница 38: ... on to MGW 2400 s Configuration Utility as Administrator the Main menu appears 2 Press 2 Change Network Settings the Network menu appears as illustrated in Figure 12 3 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 4 Consult your network administrator before selecting one of the displayed ...

Страница 39: ...Chapter 2 Initial Configuration Figure 12 The Network Menu Figure 13 The Network Mode Settings Menu 29 ...

Страница 40: ... take several minutes The booting is completed when you hear a beep and the Power LED turns green 13 To log on again type the username and password for Administrator after MGW 2400 finished booting the Main menu appears 14 To restart later press N the Logon prompt appears You will have to restart MGW 2400 at a later stage 15 If you don t want to log on again terminate the connection To view the ne...

Страница 41: ...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 Figure 14 The DNS Options Menu 4 For instructions on adding or deleting DNS IP addresses refer to page 33 5 To return to t...

Страница 42: ... turns green 9 To log on again type the username and password for Administrator the Main menu appears 10 To restart later press N the Logon prompt appears You will have to restart MGW 2400 at a later stage 11 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 ta...

Страница 43: ...rns 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 2 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 dele...

Страница 44: ...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 4 Type 2 Disable DHCP and set TCP IP parameters manually DHCP is disabled and TCP IP opti...

Страница 45: ... 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 net...

Страница 46: ...and MGW 2400 reboots which may take several minutes The booting is completed when you hear a beep and the Power LED turns green 10 To log on again type the username and password for Administrator the Main menu appears 11 To restart MGW 2400 later press N the Logon prompt appears You will have to restart MGW 2400 manually at a later stage 12 If you don t want to log on again terminate the connectio...

Страница 47: ...d TCP IP settings 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 Figure 16 Displaying the TCP IP settings for NIC A and B 37 ...

Страница 48: ...s 0 Quit you will be asked whether you want to restart now or later 6 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 7 To log on again type the username and password for Administrator the Main menu appears 8 To restart later press N the Logon prompt appears You will have...

Страница 49: ...ing 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 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...

Страница 50: ... the network time 6 Press any key to return to the Set Time and Date menu 7 To return to the Utility menu press 0 Utility Menu the Utility menu appears 8 To return to the Main menu press 0 Main Menu the Main menu appears 9 To log off press 0 Quit the Logon prompt appears 10 To log on again type the username and password for Administrator the Main menu appears 11 If you don t want to log on again t...

Страница 51: ...ommand MD Copy clips to the SCSI disk You may delete unused folders by using the DOS Shell command RD 3 Make sure that MGW 2400 is switched off 4 Connect the accordingly prepared SCSI disk to MGW 2400 s SCSI port 5 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 s...

Страница 52: ...Partitions and enter the desired partitions as illustrated in Figure 18 the partitions you entered can be accessed from the network Figure 18 Enable Share Access for SCSI Disk Partitions 4 To return to the Main menu press 0 Return to Main Menu 5 To log off MGW 2400 press 0 Quit the Logon prompt appears 6 To log on again type the username and password for Administrator the Main menu appears 7 If yo...

Страница 53: ... Press 4 Disable Share Access to SCSI Disk Partitions and enter the desired partitions the desired partitions cannot be accessed from the network 4 To return to the Main menu press 0 Return to Main Menu 5 To log off MGW 2400 press 0 Quit the Logon prompt appears 6 To log on again type the username and password for Administrator the Main menu appears 7 If you don t want to log on again terminate th...

Страница 54: ...tion Utility as Administrator the Main menu appears 2 Press 6 Utility Menu the Utility menu appears 3 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 ca...

Страница 55: ...C 1 Choose Start Find 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 Desktop 2 Choose Connect 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 addre...

Страница 56: ...0 will be restarted as soon as possible for changes to take effect 8 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 i...

Страница 57: ...ou may operate MGW 2400 from any PC on your network that has the MGW 2400 EMS installed In this Chapter Installing Software page 48 Accessing MGW 2400 page 53 Main Window Overview page 59 Viewing and Setting Module Parameters page 67 Editing the Channel Profile page 72 Editing Channel Parameters page 81 Operating Channels page 91 Upgrading MGW 2400 page 94 ...

Страница 58: ...operating systems Windows 2000 Professional with Service Pack 4 or higher Windows XP Professional with Service Pack 1 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 d...

Страница 59: ...version of MGW 2400 EMS before you install the new version To uninstall MGW 2400 EMS 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 ...

Страница 60: ...it mostly used 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 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...

Страница 61: ...d 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 Make sure that only one NIC is enabled on the Management PC otherwise the MGW 2400 EMS cannot communicate properly with MGW 2400 To install a new version of MGW 2400 EMS at a later stage first uninstall the current version of MGW 2400 EMS If the available disk sp...

Страница 62: ...rosoft com windows windowsmedia download default asp and choose Windows Media Services from the list The file you download is called wmserver exe For instructions on installing and using the Windows Media Administration component follow the onscreen instructions To download and install Windows Media Player 9 Refer to Microsoft s website at http www microsoft com windows windowsmedia 9series player...

Страница 63: ... 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 For permitted user profiles and associated user rights refer to page 54 To log on to MGW 2400 refer to page 55 To view and edit the list of users currently logged on refer to page 57 To log off MGW 2400 refer to page 58 53 ...

Страница 64: ...ment PCs Profile User User Rights Comments Guest guest 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 9 Guests and one Super User or Administrator or 10 Guests can log on at a time Administrator admin All Guest rights Sets channel parameters Adds and removes channels Starts and stops play...

Страница 65: ...ia 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 Figure 20 MGW 2400 s Logon Window 2 In the Device IP Name field enter the relevant MGW 2400 unit s IP address To scan the network for available units click Discover units available in the Management PC s workgroup and VLAN appear in ...

Страница 66: ... Logging on to a different Unit or as a different User If the arrow is broken and turned red you cannot use Re Login In this case first close MGW 2400 EMS and then log on to a different unit 1 On MGW 2400 EMS s toolbar click Re Login the Login window appears 2 In the Device IP Name field enter the relevant MGW 2400 unit s IP address To log on to the same unit as a different user leave the IP addre...

Страница 67: ... 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 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 and change the user profile user name and or password as desired To remove a user...

Страница 68: ...me Forcing a User off MGW 2400 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 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 In the Title bar of the MGW 2400 EMS window click Close and con...

Страница 69: ...form 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 ...

Страница 70: ...Off Red No error At least one fan is running too slowly or failed Off Orange Green Red No channel configured or slot empty Channel ready Channel encoding Channel error Off Green No source Source connected Green Yellow Network connected No network connected or network error Green Red The fans are running properly At least one fan is running too slowly or has failed Table 12 Modules Page LEDs 60 ...

Страница 71: ... 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 channels Plays selected channels Stops selected channels Opens related help topic Table 13 Channels Page 61 ...

Страница 72: ...scription MGW 2400 s Version Up Time Time since last switching on or restarting MGW 2400 To update the displayed time 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 ...

Страница 73: ...able 15 Platform Page MGW Monitoring NIC Table Parameter Settings Description Index 1 2 Refers to NIC A Refers to NIC B IP Address NIC A and B s IP addresses You use the Configuration Utility to change MGW 2400 s IP addresses Refer to page 34 for instructions Subnet Mask NIC A and B s subnet masks You use the Configuration Utility to change MGW 2400 s subnet masks Refer to page 34 for instructions...

Страница 74: ...server is added to the list An external WMS server must belong to the same workgroup as MGW 2400 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 To remove an existing server select the relevant servers table entry delete the IP address and click Apply the relevant server is removed If...

Страница 75: ... WMS server Empty if no server selected or no user name required Password Password if required to access the relevant external WMS server Empty if no server selected or no password required MGW Transmission NIC IP addresses of MGW 2400 s NIC A and B Select the desired MGW 2400 NIC for transmitting content to the external WMS server Table 18 External WMS Page Buttons Description Adds external WMS s...

Страница 76: ... 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 Status Buttons Description MGW 2400 is responding properly ...

Страница 77: ...ite 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 Auto Detect Determines the color system MGW 2400 and your source device must be set to the same color system parameter If you choose Auto Detect MGW 2400 automatic...

Страница 78: ...rity between 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 Hue 0 255 the default is 128 Adjusts the wavelength of the base colors i e red green yellow in a NTSC video signal Adjusting the...

Страница 79: ...th MGE 400D encoding modules Sample Rate 32 44 1 48 kHz 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 ...

Страница 80: ...ng Module Encoding Parameters Module Capabilities Comment WMT WMT detected WMA 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 ...

Страница 81: ... at page 101 Resolution enabled 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 Opens related help topic Table 25 Encoding Module Tools Note If Video and...

Страница 82: ...us 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 72 ...

Страница 83: ...ery 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 3 Choose one of the two options listed below From Template Choose the desired template from the list From Type WMT Encoding is the currently available option 4 Click Next select the desi...

Страница 84: ...select the desired target and click Edit For information on target parameters refer to page 86 To complete adding the channel Once you have finished setting parameters click Apply 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 channe...

Страница 85: ...he desired parameters and click Apply the Channel wizard closes and the new parameters are set To edit video parameters while playing 1 Select the desired channel and click Edit video parameters appear 2 Set the desired parameters and click Apply To close the Video Parameters window without making changes click Cancel Removing Channels 1 Make sure that the relevant channels are stopped 2 Select th...

Страница 86: ...hannel OK The channel is playing Stopped Error 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 Playing Error The channel encountered an error but continues playing Not Ready Error The channel encountered an error possibly caused by setting unsupported parameters The channel ...

Страница 87: ...Template manager 1 On the Template manager click Add the Add Template window appears displaying existing channels 2 Select the desired channel assign a name and a short description optional to the template and click Apply 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 save...

Страница 88: ...ect the desired channel and click Save you will be asked to assign a name and add a short description optional 2 Click Apply the channel is added as a template To delete a template On the Template manager select the template you want to delete and click Del the selected template is deleted from the list 78 ...

Страница 89: ...ote 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 Once you save your configuration we strongly recommend making a note of encoding modules slots and the color system of connected sources External WMS servers that you may have configured are not saved If you try to activate a configuration with encoding boards inst...

Страница 90: ...finish loading the configuration To add a configuration Click Add add the file name and a short description for the desired configuration and then click OK the configuration is saved and appears in the Available Device Configurations list To delete a configuration Select the desired configuration from the list and click Del the selected configuration is removed from the Available Device Configurat...

Страница 91: ...efer to page 85 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 QSIF SQP 350000 default SIF SIF SQP 700000 default 64000 350000 150000 2000000 Resolution For resolutions and supported bit rates refer to page 101 Make sure that your...

Страница 92: ...Fixed Bit Rate Checked by default recommended To enable adjusting the bit rate and the Frame Sampling Method while playing clear this option Frame Sampling Method Manual Smooth Motion Middle Best Quality Full Rate 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 Frame Drop Step Encode every ...

Страница 93: ... number of lines covered from the bottom of the frame to prevent the display of artifacts DCT Filter Automatic default Disabled Level 1 Level 2 Removes details to smooth blocking effects at low bit rates Smooth Filter Automatic default Disabled Level 1 Level 2 Smoothes blocking effects at low bit rates Intra Period 2 240 Auto default Specifies the distance between referenced I frames in the stream...

Страница 94: ... you are in the process of adding a channel click Audio for advanced audio encoding parameters To change and save advanced audio parameters click OK To close the Advanced Encoding Parameter window without making changes click Cancel Parameters Settings Comments Encoding Format WMA Defined by Windows WMT Properties Buffer Window 1000 default Latency related parameter We recommend not changing this ...

Страница 95: ...meters while channels are being encoded 1 Select the desired channel and click Edit parameters appear for editing 2 Set the desired parameters and click Apply To close the Video Parameters window without making changes click Cancel For parameter settings and explanations refer to pages 67 and 81 respectively 85 ...

Страница 96: ... target the associated parameters appear to the right Parameters are unavailable for editing if the channel is running WMS Multicast Parameters Settings Comments External WMS None default No external WMS server is used IP address of an external WMS server you may have configured for this channel If you wish to use an external WMS server choose the desired server s IP address from the list This WMS...

Страница 97: ...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 Port You may use ports between 1024 and 20000 Do not use ports between 7008 and 7013 Make sure you set a unique port for each target you add UDP Block Size 1024 20000 def...

Страница 98: ...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 User Name User name to access the network drive ...

Страница 99: ...er to page 64 for instructions Max Clients 0 10 default is 10 Enter the max number of clients allowed to receive the stream at the same time UDP Block Size 1024 20000 default is 0 for Automatic 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 Host URL For example mms MGW2...

Страница 100: ...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 4...

Страница 101: ... the selected channel starts playing To start all channels click Select All and then Play To stop playing a channel On the Channels page select the desired channel and click Stop the desired channel stops playing To stop all channels click Select All and then Stop Note When using an external WMS server for transmission it may take several minutes until the channel starts or stops playing respectiv...

Страница 102: ... correct port number click the Network tab and set the range of port numbers so that your transmitting stream s port number is included 4 From the menu select File and then Open enter the location of the NSC file and click OK the stream starts playing If the 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 ...

Страница 103: ...l requires very large CPU resources http Supports every network infrastructure but encounters staggering at high traffic This URL reflects the following 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 Optio...

Страница 104: ... Current Version The Version Management window also indicates available disk space on drive C of MGW 2400 s disk Figure 28 Software Manager To view the current software version On the MGW 2400 EMS toolbar click SW 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...

Страница 105: ...rk account in use on your PC is a member of the Administrators group and has a password assigned 6 Disable currently active firewall software 7 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 If C 7 appears under Version Name in MGW 2400 EMS the Optibase folder must be a ...

Страница 106: ...ing 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 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 y...

Страница 107: ...mpliant 23 with brackets Weight 8kg 15 5 Ibs Scalability Up to 6 MGE 400 or MGE 400D modules field swappable Fans 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 ...

Страница 108: ...net 2 RJ 45 Full Duplex or Half Duplex support 2 RJ 45 connectors Ultrawide II 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 ...

Страница 109: ... SNMP MIB EMS based remote management application Telnet and FTP client for remote configuration diagnostics and software upgrades Local configuration via RS 232 port Network Protocols UDP Unicast and Multicast TCP IP HTTP SNMP 99 ...

Страница 110: ...ideo Inputs NTSC PAL Composite Video BNC S Video MiniDin SDI BNC supported for MGE 400D only Audio Inputs Unbalanced Analog Stereo Line Input MiniJack Input Impedance 47 kΏ Digital AES EBU RCA JACK Input impedance 110 Ώ Max Input Audio Power 0 db Sampling Frequency 32 44 1 and 48 kHz at 20 bits per sample Encoding Format File Format WMT ASF Video Format MPEG 4 Audio Format MS Audio Audio Mode Mono...

Страница 111: ...2 192x144 QSIF SQP 64000 350000 352x240 352x288 SIF 150000 2000000 320x240 384x288 SIF SQP 150000 2000000 Audio Modes and Bit Rates Sampling Rate 32 kHz Audio Bit Rate Supported Audio Mode 20016 Mono 22008 Stereo 32000 Mono 32032 Mono Stereo 36016 Stereo 40000 Stereo 44024 Stereo 48008 Stereo 64000 Stereo 64024 Stereo 101 ...

Страница 112: ...te 44 1 kHz Audio Bit Rate Supported Audio Mode 32040 Mono 48016 Stereo 64040 Stereo 64080 Stereo 80016 Stereo 96040 Stereo 128040 Stereo 160032 Stereo Sampling Rate 48 kHz Audio Bit Rate Supported Audio Mode 128008 Stereo 160000 Stereo 102 ...

Страница 113: ...em 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 ...

Страница 114: ...sswords that you defined as you may need them for future reference MGW 2400 EMS Users Default Users User Profile Password super Super User optibase admin Administrator optibase guest Guest optibase New Users User Profile Passwords MGW 2400 Administrator User Name Default Password New Password Administrator Administrator ...

Страница 115: ...2400 MGW 2400 turns on but won t boot MGW 2400 may have encountered a temporary error causing it not to boot 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 ...

Страница 116: ...er second 115000 Data Bits 8 Parity None Stop bits 1 Flow Control None or Hardware You connected both NICs to the same network segment Switch MGW 2400 off and connect both NICs to separate network segments A network device with MGW 2400 s hostname already exists in at least one of the network segments Switch MGW 2400 off and change the hostnames of the relevant devices We recommend changing MGW 24...

Страница 117: ...e SCSI controller inside MGW 2400 I can t encode a stream the Source LED is off and the Channel LED is green Bad source or no source connected Connect the source properly The Channel LED is red Channel error Restart encoding using different parameters If this does not help refer to the Error Message list in the MGW 2400 EMS help file The Channel LED blinks red Software error If this error persists...

Страница 118: ...Management PC has more than one NIC installed On the Management PC go to the Add Remove Hardware and disable all NICs except one I try locating MGW 2400 units on the network by using Discover but no units are found The relevant units are not connected not reachable or switched off Verify that the desired units are running and properly connected and configured Refer to page 28 for instructions on r...

Страница 119: ...W 2400 EMS may not communicate properly with 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 sure that both NICs are connected to two separate network segments The relevant PC has more than one NIC installed Make sure that the PC on which you installed the MGW 2400 EMS has only one NIC enabled otherwise the M...

Страница 120: ...server cannot be reached The WMS server may be offline or not reachable Make sure that the relevant WMS server is properly configured and resides in MGW 2400 s workgroup and VLAN I cannot write to a file asf file output The location you specified cannot be reached or the response time is too long Make sure that you choose a drive in a location that belongs to MGW 2400 s workgroup and VLAN For inst...

Страница 121: ...gets 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 Rat...

Страница 122: ......

Страница 123: ...s section also shows you the lowest values that you may choose manually Mono Audio Sampling Rate 32 kHz Video Bit Rates bps Audio Bit Rates bps Default UDP Block Size Lowest UDP 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 ...

Страница 124: ...00 20016 16122 936 1500000 32000 16122 336 1500000 32032 16122 902 2000000 20016 16112 935 2000000 32000 16112 336 2000000 32032 16112 901 Audio Sampling Rate 44 1 kHz Video Bit Rates bps Audio Bit Rates bps Default UDP Block Size Lowest UDP Block Size 200000 32040 3031 837 300000 32040 4281 833 500000 32040 6781 829 700000 32040 9281 828 1000000 160032 13031 826 1500000 160032 16122 825 2000000 1...

Страница 125: ...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 6...

Страница 126: ...3 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 20...

Страница 127: ...Appendix B UDP Block Size Values Video Bit Rates bps Audio Bit Rates bps Default UDP Block Size Lowest UDP Block Size 2000000 64024 16111 1722 117 ...

Страница 128: ...0000 160032 4631 3838 300000 48016 4481 1208 300000 64040 4681 1583 300000 64080 4682 456 300000 80016 4881 1957 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 6...

Страница 129: ... 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 14...

Страница 130: ... 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 14231 3212 1000000 160000 14631 3994 1500000 128008 15892 3208 1500000 160000 16119 3990 2000000 128008 16110 3206 2000000 160000 16110 3988 ...

Страница 131: ...hat 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 ...

Страница 132: ...hat 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 ...

Страница 133: ...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 ca...

Страница 134: ...AN 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 ...

Страница 135: ...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 televis...

Страница 136: ...nce 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 compone...

Страница 137: ...ponent 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 us...

Страница 138: ...ansmitted using less than the normal number of bits Video compression techniques reduce the number of bits required to store or transmit images Contrast The contrast of 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...

Страница 139: ...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...

Страница 140: ...m 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 Compaq Intel and Microsoft working with telephone companies have developed a standard and easier to install form of ADSL called G Lite that...

Страница 141: ...o the Group Of Pictures a single MPEG video random access unit Green Book The formal standards document for CD i Hub An electronic 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 Hos...

Страница 142: ...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 Transpor...

Страница 143: ...twork 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...

Страница 144: ...l 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...

Страница 145: ...t 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 QSIF Refers to Quarter Standard Interface Format The computer industry which uses square pixels has defined QSIF to be 160 120 active pixels with a refresh rate of whatever the system is capable of supporting Red Book Formal standards document for CD Digita...

Страница 146: ...s 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 requested data Server A server 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 frequently referred to as a ser...

Страница 147: ...on 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 ...

Страница 148: ... 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 s...

Страница 149: ...t does not contain picture information and is not visible on TV screens without a special decoder 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...

Страница 150: ... WINS the new subnet 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 o...

Страница 151: ...tion 80 Del target 73 Del template 78 Edit channel 61 75 Edit target 74 Edit channel while playing 75 Play 61 Refresh 63 71 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 19 Video BNC 18 Channels Adding 73 E...

Страница 152: ...ord 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 Encod...

Страница 153: ...ork 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 ...

Страница 154: ...put interface 87 Password 88 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 fi...

Страница 155: ...n 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_softwa...

Страница 156: ...er 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...

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