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DekTec DTE-3114 Скачать руководство пользователя страница 46

 

 

DTE-3114 – Networked Quad QAM Modulator 

 

 

USER 

MANUAL

 

 

46 

 

 

 

 

 

 

 

 

 nwTxTypeOfService                             

                 }                                                
       STATUS  current                                            
       DESCRIPTION                                                
               "A collection of objects providing network transmit information." 

 

 

 

      ::= { groups 5 }                 
 
devAlarmTrapGroup NOTIFICATION-GROUP                                 
       NOTIFICATIONS { trTemperatureError 
                 }                                                
       STATUS  current                                            
       DESCRIPTION                                                
               "A collection of objects providing alarm trap information."   

 

 

      ::= { groups 6 }                 
 
 
END 

Содержание DTE-3114

Страница 1: ...DTE 3114 Networked Quad QAM Modulator USER MANUAL Augustus 2013...

Страница 2: ...ettings 14 2 7 3 Network Settings 15 2 7 4 Alarm Settings 15 3 Device Configuration and Monitoring 16 3 1 Control interfaces 16 3 2 Manageable items 16 3 2 1 Device 16 3 2 2 Network Settings 17 3 2 3...

Страница 3: ...32 5 5 Other Specifications 32 Appendix A DTE MIB 34 Appendix B DTE QAM MIB 47 Copyright 2009 2011 by DekTec Digital Video B V DekTec Digital Video B V reserves the right to change products or specifi...

Страница 4: ...d where PoE is not available The DTE 3114 supports SNMP management and has an easy to use web based user interface for configuration purposes as well as retrieving status information and performance s...

Страница 5: ...tor The development of silicon tuners and line amplifiers requires simulation of fully loaded spectrum conditions Testing and debugging of Electronic Program Guide EPG and other software for QAM set t...

Страница 6: ...Video Broadcasting DVB C DVB standard for modulation appropriate for in cable networks EPG Electronic Program Guide FEC Forward Error Correction IP Internet Protocol LCD Liquid Crystal Display MAC Med...

Страница 7: ...rt Stream over IP UDP Unreliable Datagram Protocol UHF Ultra High Frequency band officially ranging from 300MHz to 3GHz but in the context of cable television from 300MHz to 1GHz URL Uniform Resource...

Страница 8: ...s to reboot the DTE 3114 or enter failsafe mode if held pressed for more than three seconds 5 RJ 45 Gigabit port The Ethernet port is used to supply TS over IP input Web and SNMP management and option...

Страница 9: ...mber of channels that have been enabled If no channels are active Idle is displayed 3 Mode QAM mode and modulation standard 4 RF level Total output power level in dBm 5 Frequency Carrier frequency of...

Страница 10: ...thernet PoE Alternatively when the switch supports Ethernet without PoE a 24V 400mA power adapter can be applied using the auxiliary 24V DC power jack If both PoE and auxiliary power are supplied the...

Страница 11: ...e same IP address conflicts may occur and communication becomes unreliable The IP addresses in a network can be configured by the user with fixed unicast IP addresses or via a DHCP server on the netwo...

Страница 12: ...d on the network segment connected to the network card with IP address 192 168 200 3 and has assigned itself link local IP address 169 254 225 123 The route print command may give the following result...

Страница 13: ...ble Example 2 Same situation as example 1 but now the route print gives the following result C route print Interface List 0x1 MS TCP Loopback interface 0x2 00 14 f4 00 00 2b DekTec DTA 160 Gigabit Eth...

Страница 14: ...button is kept pressed for at least 3 seconds In the latter two cases the DTE 3114 will obtain an IP address through DHCP even if a static IP address was configured In failsafe mode just 3 tabs are e...

Страница 15: ...Display ID blank SNMP agent disabled SNMP read community public SNMP write community private SNMP traps disabled SNMP trap destination 0 0 0 0 SNMP trap community public SNMP trap Port 162 2 7 4 Alarm...

Страница 16: ...e Variable Description Web SNMP Device type Device type number 3114 for DTE 3114 RO RO Serial number Unique serial number for the device It always starts with 3114 followed by 6 digits RO RO Hardware...

Страница 17: ...ze the value of the MIB objects with the current run time settings see section 3 4 2 NA WO 3 2 2 Network Settings Variable Description Web SNMP MAC address The MAC address of the device RO RO DHCP ena...

Страница 18: ...lost IP packets Error recovery is only possible if the transmitter uses the RTP protocol with FEC packets R W R W IP to output delay The desired delay in ms between the reception of an IP packet and...

Страница 19: ...correct The settings should be modified before they can be applied No input error The channel is enabled but no valid IP stream is present RO RO Protocol IP protocol used by the incoming IP stream UDP...

Страница 20: ...every second RO RO Clear counters Clears the Lost before FEC Lost after FEC and Lock error counters in the web interface WO NA 3 2 6 SNMP alarms Variable Description Web SNMP Temp alarm enable Enable...

Страница 21: ...and information about the incoming TSoIP streams Per channel three counters maintaining statistics about the IP stream are displayed Each channel has a clear button for clearing the counters SMPTE Set...

Страница 22: ...will appear Only when there is no error anymore the settings can be applied In general the settings error is linked to a setting or to a combination of settings on the same web page However in except...

Страница 23: ...ngs An NMS can force a certain parameter set by writing the required values to all MIB objects that represent a writeable parameter Doing this will not interrupt the operation of channels which had th...

Страница 24: ...d 3 Symbol rate is out of range 4 Interleaver I is out of range 5 Interleaver J is out of range 6 Frequency is out of range 7 Overall spectrum cannot be wider than 32 MHz The difference between the hi...

Страница 25: ...page of the web interface First the required DTE 3114 firmware file must be obtained e g from the DekTec website An upgrade file normally has the extension dte Put this file somewhere on a local disk...

Страница 26: ...e to know the maximum amount of jitter so that it can compensate 4 2 Managing bitrates The bitrate of an incoming IP streams may not exceed the nominal bitrate of the QAM modulator channel which depen...

Страница 27: ...bol rate MBd Bandwidth MHz Bitrate Mbps 64 QAM 4 48 5 29 23 893333 5 056941 5 97 26 970352 256 QAM 4 48 5 02 32 435545 5 360537 6 00 38 810701 Not a typical QAM B bitrate This is the minimum symbol ra...

Страница 28: ...ft and or route changes in the network These will manifest itself as jitter in the arrival time of the IP packets so called IP jitter A non ideal transmitter adds to the IP jitter The DTE 3114 can tol...

Страница 29: ...29 RxIpJitterErrorCounter not visible in the web page and will result in lock errors increment of nwRxLockErrorCounter and visible on the IP status webpage After a lock error the channel will restart...

Страница 30: ...and Ethernet II IP version IPv4 IP address assignment DHCP or static Multicast support IGMP v2 Network management SNMP v2c MIBs MIB II DTE MIB DTE QAMMOD MIB Discovery WS Discovery 5 2 Transport Stre...

Страница 31: ...n loss 14 5 dB 32 1006MHz Output level 3 32 9 dBm Step size 0 5 dB Accuracy 1 dB Output level differential 4 3 3 dB Spectral purity 60 dB 9dBm output Monitor RF Port Connector type F Female Impedance...

Страница 32: ...32 64 128 256 QAM Symbol Rate Range 6 4 48 6 9 7 0 MBd Resolution 1 Bd MER equalised 43 dB Spectrum flatness 1 channel 0 2 dB Shoulder attenuation 48 dB 9dBm output 6 This symbol rate range is support...

Страница 33: ...AL 33 Min Typ Max Mechanical Mounting DIN rail TS35 TS32 Dimensions W x H x D 34 x 133 x 133 34 x 133 x 155 mm no clicker mm with clicker Weight 324 340 g no clicker g with clicker 7 Pending formal va...

Страница 34: ...ned to be independent of the number of supported input and outputs enterprises 27070 3 1 DekTec s private enterprise number dektec OBJECT IDENTIFIER enterprises 27070 dte OBJECT IDENTIFIER dektec 3 Fo...

Страница 35: ...reRevision OBJECT TYPE SYNTAX Integer32 MAX ACCESS read only STATUS current DESCRIPTION Hardware revision number device 3 devFirmwareVersion OBJECT TYPE SYNTAX Integer32 MAX ACCESS read only STATUS cu...

Страница 36: ...2 MAX ACCESS read only STATUS current DESCRIPTION Reflects the status of the device 0 normal operation 1 hardware error 2 channel error 3 temperature error device 11 Group system snmpTraps snmpTrapEna...

Страница 37: ...SS not accessible STATUS current DESCRIPTION A network receive channel entry containing objects with control and status data INDEX nwRxIndex nwRxTable 1 NwRxEntry SEQUENCE nwRxIndex Integer32 nwRxSink...

Страница 38: ...read write STATUS current DESCRIPTION Enable or disable this channel 0 disable the channel 1 enable the channel DEFVAL disable nwRxEntry 4 nwRxAddressingMethod OBJECT TYPE SYNTAX INTEGER unicast 0 any...

Страница 39: ...ut 4 MAX ACCESS read only STATUS current DESCRIPTION Current operational status of the channel 0 channel is enabled and there are no problems 1 channel has been disabled 2 there is a problem with the...

Страница 40: ...an IP packet in a 2D FEC block nwRxEntry 19 nwRxTsPacketSize OBJECT TYPE SYNTAX INTEGER bytes188 0 bytes204 1 MAX ACCESS read only STATUS current DESCRIPTION Size of the MPEG 2 packets in the receive...

Страница 41: ...ent DESCRIPTION Counter that keeps the number of channel restarts A channel is restarted only under adverse circumstances like large jitter of IP packets in combination with packet loss A channel rest...

Страница 42: ...ger32 nwTxTimeToLive Integer32 nwTxProtocol INTEGER nwTxNumberOfTpPerIp Integer32 nwTxFecEnable INTEGER nwTxFecNumberOfRows Integer32 nwTxFecNumberOfColumns Integer32 nwTxIpAddressStatus INTEGER nwTxF...

Страница 43: ...nt DESCRIPTION Time to live The generated IP packets will use the TTL specified by this value nwTxEntry 7 nwTxProtocol OBJECT TYPE SYNTAX INTEGER udp 0 rtp 1 MAX ACCESS read write STATUS current DESCR...

Страница 44: ...ets in the transmitted transport stream nwTxEntry 15 nwTxSettingsStatus OBJECT TYPE SYNTAX Integer32 MAX ACCESS read only STATUS current DESCRIPTION Channel status The status is either ok or an error...

Страница 45: ...wRxIpPort nwRxMulticastAddress nwRxSourceSpecificMulti nwRxFecEnable nwRxIpToOutputDelay nwRxOperationalStatus nwRxProtocol nwRxNumberOfTpPerIp nwRxFecNumberOfRows nwRxFecNumberOfColumns nwRxIpLostBef...

Страница 46: ...ce STATUS current DESCRIPTION A collection of objects providing network transmit information groups 5 devAlarmTrapGroup NOTIFICATION GROUP NOTIFICATIONS trTemperatureError STATUS current DESCRIPTION A...

Страница 47: ...The DTE QAMMOD MIB main groups alarms OBJECT IDENTIFIER qammod 1 outputs OBJECT IDENTIFIER qammod 2 traps OBJECT IDENTIFIER qammod 3 groups OBJECT IDENTIFIER qammod 4 Group alarms almRfAlarmValue OBJ...

Страница 48: ...2 outInterleaverJ Integer32 outRfLevel Integer32 outSettingsStatus Integer32 outIndex OBJECT TYPE SYNTAX Integer32 1 65535 MAX ACCESS read only STATUS current DESCRIPTION A unique index value for each...

Страница 49: ...ntry 8 outInterleaverI OBJECT TYPE SYNTAX Integer32 MAX ACCESS read write STATUS current DESCRIPTION If the modulation standard is j83 annex b this settings specifies interleaver parameter I outEntry...

Страница 50: ...PTE settings are not consistent outEntry 12 DTE Alarm Traps trRfLevelError NOTIFICATION TYPE OBJECTS almRfAlarmValue STATUS current DESCRIPTION RF output level error The difference between the device...

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