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VB2xx GigE Probes

Applies to software release v5.4

Form 7653J • February 2018

Summary of Contents for VB2 Series

Page 1: ...VB2xx GigE Probes Applies to software release v5 4 Form 7653J February 2018...

Page 2: ...t may also have links to third party web pages that are beyond the control of Sencore The presence of such links does not imply that Sencore endorses or recommends the content on those pages Sencore a...

Page 3: ...Supply 19 4 2 2 Cooling System 19 4 3 The Enhanced Chassis 48V DC version VB300 DC 19 4 3 1 Dual Power Supply 19 4 3 2 Cooling System 20 4 3 3 VB300 DC Power Supply 20 4 4 Serial Number Location 21 4...

Page 4: ...figuration 33 4 11 1 Initial Configuration Using the Pre Set IP Address 33 4 11 2 Initial Configuration Via Serial Console Emulated Over USB 33 4 11 3 Verifying Correct Initial Setup of the Probe 36 4...

Page 5: ...P Return Data Path 105 6 6 1 RDP Control 106 6 6 2 RDP Setup 107 6 7 Traffic 109 6 7 1 Traffic Protocols 109 6 7 2 Traffic Detect 111 6 7 3 Traffic Filter statistics 112 6 7 4 Traffic Filter setup 115...

Page 6: ...198 6 14 1 QAM Status 198 6 14 2 QAM Tuning setup 200 6 14 3 QAM QAM Threshold 203 6 14 4 QAM RF overview 205 6 15 SAT VB272 Option for VB220 206 6 15 1 SAT Status 207 6 15 2 SAT Tuning setup 210 6 15...

Page 7: ...ersus VBC Alarms 252 B Appendix Monitoring Practices 253 B 1 RTP Monitoring 253 B 2 Default Multicast Monitoring 253 B 3 Strategy for MediaWindow Analysis 255 B 3 1 IAT Before and After Router 256 B 3...

Page 8: ...5 Wait while the software is being saved 266 E 6 Verify the new image 266 E 7 Software upload troubleshooting 266 F Appendix Restoring probe factory defaults 268 8 VB2xx GigE User s Manual version 5...

Page 9: ...ware February 2017 5 3 Updated manual to reflect changes in v5 3 software March 2016 5 2 Updated manual to reflect changes in v5 2 software February 2015 5 1 Updated manual to reflect changes in v5 1...

Page 10: ...on the VB220 VB220 DMG and VB20 and enables monitoring of up to 250 adaptive bitrate channels in steps of 10 depending on license activated Supported streaming formats include Apple HLS Microsoft Smo...

Page 11: ...s management features like alarm aggregation and report functionality as well as centralized access and user roles The VB220 probe is a module housed in a 1 RU chassis Three probe modules may be insta...

Page 12: ...nt with respect to signal contents quality provided that the IP packets arrive and provided that they arrive in time The Probe therefore uses the patented MediaWindow to allow monitoring at a glance o...

Page 13: ...be expanded through license options to monitor the T2MI protocol layer as found in DVB T2 networks The Probe can also be licensed with an SCTE 35 option that allows monitoring and logging of splice t...

Page 14: ...Probe s IP address A Appendix VB220 Versus VBC Alarms describes the alarm handling in the Probe versus the Video BRIDGE Controller B Appendix Monitoring Practices explains some useful monitoring prac...

Page 15: ...band via the video data ports VB220 Module Monitoring Engine SFP Video Data RJ45 Video Data ASI Input ASI Output Optional Demodulator Input s 1PPS Ethernet Management SNMP Traps Optional license enab...

Page 16: ...nable and disable alarms thus defining which alarms should be reported in the Probe alarm list and sent as SNMP traps to an external management system Signal Measurements Threshold Settings Alarm Sett...

Page 17: ...rvice this equip ment This equipment must be installed and maintained by service personnel as defined by AS NZS 3260 Incorrectly connecting this equipment to a general purpose outlet could be hazardou...

Page 18: ...s VB300 The 1RU Enhanced Chassis can house a maximum of 3 modules and it is equipped with two 100 240V AC 75W power supplies The unit is forced air ventilated the air flow going from front to back The...

Page 19: ...48V DC version VB300 DC The 1RU Enhanced Chassis can house a maximum of 3 modules and it is equipped with two 48V DC 75W power supplies The unit is forced air ventilated the air flow going from front...

Page 20: ...flow It is recommended but not essential that these venting holes are not covered 4 3 3 VB300 DC Power Supply The VB300 DC unit is equipped with two 48V DC 50W power inlet connectors The power plug i...

Page 21: ...0V AC power supply VB200 or a 48V DC power supply VB200 DC The unit is forced air ventilated the air flow going from left to right as seen from the connector side of the unit The maximum power consump...

Page 22: ...The VB200 DC Power Plug Figure 4 7 Soldering the Female 3 PIN D sub 15 Connector to the Power Cable 4 5 4 Serial Number Location The serial number of the VB200 VB200 DC unit is located at the rear of...

Page 23: ...100 240V AC 40 W power supply 4 6 2 Cooling System The portable unit is equipped with fans that suck in air from front of the chassis The air exits at the back of the unit It is recommended that the...

Page 24: ...ded to use one VB220 DMG blade per chassis 4RU or 1RU versions can be specified when ordering Note Do not install the VB220 DMG in slot 17 of the 4RU DMG3200 chassis as it is reserved for other uses 4...

Page 25: ...on a separate network RJ 45 This interface supports 10 100 1000T SFP eth2 For monitoring a 1000 Mbit s signal with a small form factor pluggable SFP Used when connecting to optical networks The colori...

Page 26: ...s not ASI sync ORANGE The associated ASI input is not currently being monitored The VB242 module operates by default in continuous mode where the connectors ASI1 and ASI2 are transmitted across the ba...

Page 27: ...RF signal or not You can optionally use the 1PPS input on the controlling VB220 probe instead of on the COFDM module 4 8 4 The VB262 Dual QAM 8VSB Demodulator Module VB220 option The VB262 QAM 8VSB de...

Page 28: ...73 DVB S S2 Redundancy switch VB220 option The VB273 DVB S S2 satellite IF redundancy switch is an input module capable of automatically switching between two IF input signals for redundancy purposes...

Page 29: ...peration is performed by robust bistable relays This means that if the power should disappear from the chassis or even if the VB273 module is pulled out of the chassis the signal path remains in its l...

Page 30: ...switched to the output as well as changing the operating mode to SuperLocal The button lights up to indicate the signal path Input B Secondary Pushing this button ensures IF 2 is switched to the outpu...

Page 31: ...rack screws For rear mounting a size 2 Phillips screwdriver for rack ear screws For 48 VDC PSU cable soldering equipment 4 9 1 Default Installation Connectors at the Front of Rack By default the Enhan...

Page 32: ...nting holes to the front mounting holes Remount the rack ears at the middle of the unit Figure 4 12 Rack Ears Mounting Side View of Enhanced Chassis Showing Screw Holes 4 10 Powering up the Unit For t...

Page 33: ...ws the network parameters are set in the Control Panel Network and Internet Network and Sharing Center Network Connection Properties Internet Protocol Version 4 Proper ties view as shown in figure 4 1...

Page 34: ...t Drivers then VCP followed by the operating system VCP is short for Virtual COM Port If it is not already connected connect the USB cable between the USB port on the probe and a USB port on the PC St...

Page 35: ...equipped with two network interfaces called management or eth1 and data video or eth0 It is necessary to configure at least one of these interfaces from the terminal and then do the rest of the setup...

Page 36: ...connecting over USB To configure the management interface edit values for ipaddress netmask and mm_gateway or enable dhcp instead Make sure Management is enabled set to true otherwise management via w...

Page 37: ...lt management view should be displayed inside the browser This could look similar to figure 4 16 depending on the options and interfaces installed 4 11 4 Initial Setup Troubleshooting If there are pro...

Page 38: ...t Verify that web browser proxy settings are not interfering Verify that local firewall settings on the laptop are not interfering Make sure that the management and data video subnets do not overlap e...

Page 39: ...p Params If no time reference for automatic time locking is available set the time manually in the Setup Time view 3 If access control is required define a password and firewall settings in the Setup...

Page 40: ...nnels can be assigned to each OTT engine Each engine works in parallel to each other Note When monitoring both multicast UDP and OTT TCP traffic we recommend using different network interfaces Mixing...

Page 41: ...fect only the streams with which they are associated the Alarm Alarm setup view allows the user to enable and disable alarms on an overall basis It is also possible to define the alarm severity levels...

Page 42: ...ETR 290 ETR thresh ETR 290 PID thresh ETR 290 Service thresh and possibly COFDM QAM VSB RF SAT COFDM QAM VSB RF SAT threshold if a demodulator is present in the chassis The thresholds are associated...

Page 43: ...VB2xx GigE User s Manual version 5 4 43...

Page 44: ...6 THE PROBE GRAPHICAL USER INTERFACE 44 VB2xx GigE User s Manual version 5 4...

Page 45: ...clicking on the tabs just below the Probe logo Some of the pages have their own tabs for accessing nested pages The bottom frame of the interface is always the Alarms events list usually referred to a...

Page 46: ...tion cards are installed For more details on the option cards see their respective sections later in this chapter Below this display the following parameters are shown NTP timesync Bulb The NTP timesy...

Page 47: ...ted the counters have not been cleared since VB220 startup reboot time Probe Name The VB220 name as defined by the operator in the Setup Params view Location The VB220 location as defined by the opera...

Page 48: ...probe Multicasts The number of multicasts currently being joined monitored by the probe IGMP ver The IGMP version currently used by the probe IGMPv2 is used unless the operator has selected source spe...

Page 49: ...amp Indicates whether the network interface supports hardware timestamping for precise measurements or if kernel timestamping is used 6 1 2 Main CPU usage The CPU usage view is meant for troubleshooti...

Page 50: ...mall button is clicked the Thumb overview view will display service names and thumbs only allowing more thumbnails to be displayed in a view To display the stream address and name as defined in the Mu...

Page 51: ...n an alarm The Thumbs Details pop up view is accessed by clicking a thumb in the Thumb overview view For more information about the details displayed in the Thumbs Details pop up see chapter 6 4 for m...

Page 52: ...graph is stored in the client web browser for as long as the graph window remains open The graph starts again with zero history if the window is closed and then opened again Up to 5 streams are possib...

Page 53: ...ing in the Probe Figure 6 1 shows an overview of the alarm handling in the Probe It is useful to obtain an understanding of the alarm processing of the Probe in particular how threshold settings and a...

Page 54: ...the user the possibility of viewing alarms according to type or as one combined list The individual alarm lists can hold the number alarms indicated below independently of each other meaning that one...

Page 55: ...Figure 6 1 gives an overview of the total alarm handling of a Probe The settings in the Alarm setup view are represented by the Alarm Settings box in this figure Note that the probe alarm handling wil...

Page 56: ...C skips number does not necessarily equal the number of lost packets as several consecutive packets lost will be counted as one CC skip Default Disabled severity Warning IAT err thresh The Inter packe...

Page 57: ...c byte not 0x47 Default Enabled severity Major PAT Program Association Table error Default Enabled severity Major Continuity Continuity counter error Default Enabled severity Major PMT Program Map Tab...

Page 58: ...r ATSC mode Default Enabled severity Major RRT Region Rating Table error ATSC mode Default Enabled severity Major ATSC EIT ATSC EIT Table error ATSC mode Default Enabled severity Major STT System Time...

Page 59: ...ion Error Ratio above speci fied threshold Applicable for RF in puts Default Enabled severity Major SNR Signal to Noise Ratio below speci fied threshold Applicable for RF in puts Default Enabled sever...

Page 60: ...efault Enabled severity Fatal System errors Enable this to view all system errors Default Enabled severity Major System info Enable this to view system informa tion messages such as time syn chronizat...

Page 61: ...Could not send data to host Default Enabled severity Error Receive error Could not receive data from host Default Enabled severity Major Empty reply Response did not contain any data in body Default...

Page 62: ...volatile memory so that they survive reboots and power outages This opens up a lot of possibilities for probes that cannot be reached while doing measurements and for probes that need to be powered do...

Page 63: ...parse a channel s manifest file and for a live channel one of the latest chunks in each OTT profile s chunk sequence will be analyzed The engine then moves on to the next OTT channel in the channel l...

Page 64: ...minutes or the last 24 hours To switch between them press the 24h or 2h button on the left under the channel list Each bar color represents the alarm severity level as configured under Alarms Alarm se...

Page 65: ...of two tables detailed below The following information relevant for the overall OTT channel is shown in the first part of the Details Profiles pop up window Channel The channel name defined by the use...

Page 66: ...profiles Refer to Appendix C for a description of these graphs The timeline duration is either 2 or 24 hours and the graph resolution is one minute for the 2 hour graph and twelve minutes for the 24...

Page 67: ...e the most severe profile status Progress Channels will be analyzed sequentially and the progress bar shows which channel is currently being monitored and how analysis is progressing Profiles The numb...

Page 68: ...This view contains the following information Profile The name of the OTT profile as flagged in the manifest files Profile bps The profile nominal bandwidth as flagged in the manifest files Type Live...

Page 69: ...An alarm log for the selected channel is also provided here In the right corner of the pop up window is a free text search field used to narrow down the entries in the alarm log The alarms are the sam...

Page 70: ...ting a profile from the drop down list the thumbnail will be switched to the default selection Auto select Auto select will select the profile with the highest bitrate and video data Decoder informati...

Page 71: ...e type of the stream detected live or video on demand Sequence Number The sequence number of a chunk 6 3 2 5 OTT Details Alignment The Alignment tab gives the user a view of all the profiles for a sel...

Page 72: ...bers are highlighted in yellow the thumbnails are not generated from the same chunk for all profiles and may therefor appear to be out of synchronization Bitrate The signaled bitrate for this profile...

Page 73: ...d channel will use one dedicated Latency Engine if you try setting Latency or Both and there is no free Latency Engine available it will default back to Normal Once the configuration is finished you a...

Page 74: ...ing Distribute selected will distribute the selected channels across the licensed OTT engines the VB220 can be licensed with up to 25 OTT engines Clicking Edit selected will open the Edit channel pop...

Page 75: ...enter the URL to a web page which will open the OTT channel in your browser If entered a play button will be displayed in the OTT overview tab which will open the selected URL in a new browser tab Sm...

Page 76: ...est file create a text file containing the headers and upload them here Body When requesting the manifest using the HTTP POST upload the file to submit here The advanced manifest options can be used i...

Page 77: ...connection after Configures the VB220 OTT engines to reset the connections after the specified number of minutes This is useful for cases where the server has a limit for how long a session can live...

Page 78: ...isable a threshold alarm set the threshold value to 1 This does not apply for Manifest XML size Threshold preset Name The threshold template name defined by the user Refs The number of channels associ...

Page 79: ...ate and Max bitrate is the minimum and maximum value of the Accumulated current bitrate When the Current page button is clicked it is possible to select the page from a drop down menu The associated t...

Page 80: ...thereby removing them from the list The Statistical parameters view lists sum or peak values for parameters over the interval indicated by the selected time button Last 4d Last 24h Last 8h Last 20m La...

Page 81: ...Stream continuity counters This value is the total number of discontinuities detected for all PIDs present Note that this value does NOT represent the number of MPEG 2 TS packets lost because any con...

Page 82: ...e to network issues This is possible as a result of the 16 bit sequence counter inside the RTP header The following sequence will generate an RTP drops of 3 10 11 12 16 17 18 RTP dups Accumulated numb...

Page 83: ...ring selected period with RTP packet drops ES overfl Number of seconds during selected period with bitrate overflow ES nosig Number of seconds during selected period without signal Peak IAT Peak Inter...

Page 84: ...al is recognized as being MPEG 2 encoded but the thumbnail extractor is unable to correctly decode a thumbnail picture The signal is recognized as being MPEG 4 H 264 encoded but the thumbnail extracto...

Page 85: ...h service the service name or service id is obtained from the PSI SI tables PIDs that do not belong to a service are denoted Other PIDs The service ID is presented in square brackets Service Component...

Page 86: ...ictable and tightly bunched graph indicates small levels of network jitter An unbound graph indicates network jitter issues typically brought forward by traffic congestion or misconfigured routers Cli...

Page 87: ...ll close the Thumb View view The following metadata is displayed for multicasts Audio fields PID The audio PID for which the associated parameters apply Language The audio language as derived from PSI...

Page 88: ...The right hand column will display the following detailed metadata 88 VB2xx GigE User s Manual version 5 4...

Page 89: ...splay the multicast name here instead Controlbit scramble state The scramble state as indicated by the MPEG TS control bit PES sync scramble state The scramble state as detected from the PES sync stat...

Page 90: ...if the selected Audio PID contains PCR Language The language of the audio as defined in the MPEG TS Program Map Table PMT Bitrate The audio bitrate for this PID or component bit s Is scrambled Yes if...

Page 91: ...s Fields view enables selection of the parameters to be displayed in the Multicasts Parameters view Note that thumbnails must also be enabled in the Setup Params view for thumbnail availability 6 4 3...

Page 92: ...f streams associated Part of the page status is error second statistics for the fundamental parameters MLR RTP overfl and nosig summed across all streams belonging to that page The error second statis...

Page 93: ...d click the Apply button for changes to take effect No signal The number of streams that reported the No signal alarm during the interval represented by the bar CCerr The number of times a discontinui...

Page 94: ...allow the user to select which multicasts that are joined by the probe Streams defined in the Multicasts Streams view will appear as available streams on the left hand side of the arrows in this view...

Page 95: ...used if one or more ETR with that engine is enabled The search field in the upper right corner of the view allows the user to type a text string and the multicast list is updated to display only strea...

Page 96: ...ld template VBC thresholds The VBC thresholds specify various error limits to be used by VideoBRIDGE Controller to generate alarms These thresholds are only relevant if the VideoBRIDGE Controller is u...

Page 97: ...dditional SSM source addresses may be specified to enable back up solutions Note that it is the operator s responsibility to ensure that a multicast is only transmit ted by one SSM source at any time...

Page 98: ...is only relevant if the probe is ETR enabled Service thresholds The Service thresholds selection defines various error limits and alarm con ditions Selectable service thresholds templates are defined...

Page 99: ...undant RTP streams here Seamless Protection Switching SMPTE 2022 7 monitors the same stream transmitted twice The probe verifies that the two streams combined do not have packet loss and the jitter be...

Page 100: ...different ways of creating user defined thresholds To create a new threshold template from scratch the operator should click the Add new threshold button A pop up window will appear allowing the user...

Page 101: ...ld contains warning limits for IAT Inter packet Arrival Time and MLR Media Loss Rate The IAT limit is the first parameter before the colon the MLR limit is the last parameter If the IAT limit is excee...

Page 102: ...always aggregated over a time interval typically one second The IAT max is the maximum time measured between two neighboring IP frames within the measurement time interval the peak packet Inter arriva...

Page 103: ...to indicate error while yellow indicates warning The error and warning thresholds are allocated to each multicast in the Multicasts Streams view The user determines whether only multicasts associated...

Page 104: ...several browser sessions When in the pop up Media Window by pressing some where in the graph the field will get zoomed in This hi resolution version of the Media Window reveals more details than the c...

Page 105: ...t thresh view 6 5 3 Media Window Inter Arrival Time graph By clicking the IAT RTP button the graph displays the packet jitter as a function of time The composite graphs displays the RTP packet loss be...

Page 106: ...with the metadata file The metadata file contains basic information about the recording such as the recording size list of PIDs and CC errors for each PID In the case of triggered recording the alarm...

Page 107: ...nals Source Stream When Ethernet input is selected the user selects the stream to forward or record Ethernet streams being joined monitored by the probe are available for selection Content The user se...

Page 108: ...his setting enables the user to limit recordings of low bitrate streams Rec size The total file size of the recording When in alarm trigger mode the resulting recording will consist of a fixed sized p...

Page 109: ...wing measurements apply Cur bitrate The current total bitrate for this protocol measured over the last 1s period Max bitrate The maximum bitrate during any 1s period Min bitrate The minimum non zero b...

Page 110: ...the interface is operating at full or half duplex UDP unicasts The number of detected UDP unicasts UDP multicasts The number of detected UDP multicasts COP3 Correctable Total count of dropped payload...

Page 111: ...ween multicasts with the same destination IP address and port provided that Source specific multicasts has been enabled in the Setup Params view If the stream is currently joined by the probe i e the...

Page 112: ...ility RTP drops The number of detected RTP drops for the stream This is only valid if the stream is RTP encapsulated CC errors The number of detected continuity counter errors for the stream Bitrate T...

Page 113: ...atching the associated filter Avg str duration The stream duration is calculated for each stream by identifying the stream s average stream alive counter inside the selected time period then multiply...

Page 114: ...er for the last 60 minutes Clicking a graph icon displays the corresponding detailed graph for the selected filter Clicking the trend graphs itself will bring up the same detailed graph but will plot...

Page 115: ...No filtering Only tagged traffic Only untagged traffic or Require matching specified value a specific VLAN ID IP dst The IP destination address mode No filtering or Require matching specified value a...

Page 116: ...116 VB2xx GigE User s Manual version 5 4...

Page 117: ...he Max interval bitrate is the max sum of Ethernet frame sizes inside one interval last second converted to bits per second This number should always be bigger or equal for shorter intervals Click the...

Page 118: ...server reachable by the probe via Ethernet The servers may be probed by either sending an ICMP Echo Request packet also known as Ping or performing an HTTP Get request Up to 10 services may be define...

Page 119: ...esponse time Timer Button to reset and immediately restart the service State Current state of the service The states are Disabled Waiting to send Waiting for reply Got reply and Reset For convenience...

Page 120: ...ponding Edit button in the left hand table The probe supports ping and generic HTTP Get protocols for online status verification of arbitrary targets After completing configuration of the selected ser...

Page 121: ...field maximum 100 characters These fields are specific for the HTTP Get protocol http IP address The request to send to the target for example index html Expect word reply A case sensitive word or sen...

Page 122: ...a fast navigation Newest Move to the first page Much newer Move 10 pages backwards Newer Move 1 page backwards Older Move 1 page forwards Much older Move 10 pages forwards Oldest Move to the last page...

Page 123: ...button The IGMP messages can be exported as XML by clicking the Export button and the list is cleared by clicking the Clear list button i Click the blue information icon to open the IGMP record pop up...

Page 124: ...thernet frame is captured This allows higher bitrate traffic to be recorded and over longer time Capture all non TCP UDP traffic Check to record non IPv4 traffic such as ARP PIM or IPv6 Capture all TC...

Page 125: ...ple Ethernet streams to be monitored by a particular Ethernet ETR engine refer to Multicasts Streams Edit they will be analyzed in a round robin fashion by the engine A maximum of 260 Ethernet streams...

Page 126: ...onality allows the user to view the name of an individual check in the MicroETR display Let the mouse pointer hover over the field for a moment to view the tool tip When clicking one of the MicroETR i...

Page 127: ...uency or resumed A DVB or ATSC icon indicates the analysis mode The analysis mode is defined as part of the ETR threshold template The ETR 290 parameters are grouped into five different categories The...

Page 128: ...are reset and the ETR 290 analysis restarts The details of the individual ETR 290 measurements are described in a separate document called Sencore VideoBRIDGE ETR 290 Details Extended ETSI TR 101 290...

Page 129: ...erent alarms may be viewed as the tree is expanded into several levels Tooltips reveals details about an error incident By default the Show only errors mode is selected and only timelines that are not...

Page 130: ...nce the start of the mon itoring period I e when the probe tuned to the frequency or when the monitoring of this frequency was restarted by the user clicking on Clear status in the ETR Overview Maximu...

Page 131: ...sumed A DVB or ATSC icon indicates the analysis mode The analysis mode is defined as part of the ETR thresholds When tree nodes are selected detailed information will be displayed on the right hand si...

Page 132: ...Service node Service name Name of the highlighted service as signaled in SDT or VCT Service ID Service ID number Service type Service type as signaled in SDT Service provider name The name of the serv...

Page 133: ...l Opens the Thumbnail view for this service For demodulator and ASI inputs thumbnails are only decoded automatically if the Extract thumb nails option has been enabled in the associated tuning setup o...

Page 134: ...e may be Yes or No If PCR is carried by the PID a blue show histogram link is displayed By clicking this link it is possible to view the PCR jitter histogram Scrambling An indication of whether the PI...

Page 135: ...evant the time cycle icon and the lock icon By clicking the lock icon the round robin tuning process is stopped locked to the current frequency or resumed A DVB or ATSC icon indicates the analysis mod...

Page 136: ...ed or resumed A DVB or ATSC icon indicates the analysis mode The analysis mode is defined as part of the ETR thresholds Clicking the Sections node displays detected tables and associated repetition ra...

Page 137: ...formation in the EIT table and the extraction of this information is enabled in ETR thresholds and in Setup ETR the tree will show the text EIT Clicking on this will bring up the list of present follo...

Page 138: ...itter PCR jitter is by default measured as PCR AC for all interfaces By creating an ETR threshold template that enables PCR OJ and assigning this template to a stream it is possible to select PCR OJ m...

Page 139: ...are not valid due to the bitrate not being constant Note that PCR jitter measurements for Ethernet streams are very sensitive to packet loss and packet loss results in a large jitter values often for...

Page 140: ...received superframe index Frame index The index of the last received frame Input streams Indicates whether Single or Multiple Input Streams are used Coding and modulation Whether the stream uses Const...

Page 141: ...ambling is used or not L1 modulation The L1 modulation type used BPSK QPSK 16 QAM or 64 QAM L1 FEC type The L1 fec type in use Only LDPC 16K is currently supported in DVB T2 L1 repetition Shows if dyn...

Page 142: ...ignaled type of the PLP Data PLP Type 1 is the most common some signals can have a common PLP as well as well as other PLP types Payload Payload type of this PLP Will typically be the Transport Stream...

Page 143: ...same group if present are extracted The PLP contains PID which are shared such as PAT SDT NIT CAT and EMMs Coding The FEC coding scheme used for this PLP Modulation Modulation used for transmitting t...

Page 144: ...ts in time or to allow the local operator to insert their own programs such as local news transmission SCTE 35 requires a license for the probe and also an ETR 290 engine to connect it to The SCTE 35...

Page 145: ...type of the splice command Event ID Id of the specific event Canceled indicator If set it indicates that this splice message cancels a previously sent splice message Switch mode Specifies whether it i...

Page 146: ...alarms making it easy to view what services and PIDs are currently affected by errors By clicking any of the view service or PID nodes more information will be displayed on the right hand side of the...

Page 147: ...clicking Show services results in a list of selectable services For a transport stream to be selectable it must be ETR monitored Note that the screen is not auto refreshed click the Compare tab to per...

Page 148: ...ream service Stream overview TS ID The transport stream ID of the selected stream or the stream containing the selected service NW ID The network ID of the selected stream or the stream containing the...

Page 149: ...R Priority 3 The time the stream has been affected by ETSI TR 101 290 Priority 3 errors No signal The time the stream has been affected by No signal alarm CC errors The time the stream has been affect...

Page 150: ...ce component are also shown in addition to the number of continuity counter errors and the maximum measured PCR jitter if relevant Colored PIDs indicate scrambling blue and green representing odd and...

Page 151: ...r s manual for a comprehensive description of this view 6 9 12 ETR 290 ETR threshold The ETR thresholds make it possible to define detailed conditions for ETR 290 alarm triggering on a per stream basi...

Page 152: ...highlighting one of the threshold templates already defined and then click the Duplicate highlighted button The copy created this way may be edited during the fine tuning phase of system configuratio...

Page 153: ...ror timeout s The number of seconds an alarm stays active before it is cleared if no new alarms are generated For all table related alarms the actual alarm timeout used is the sum of the Error timeout...

Page 154: ...to a frequency multicast with TS Sync loss during the round robin tuning process Usually there is no need to stay tuned to a frequency multicast once the probe has established that there is no signal...

Page 155: ...errors Note that errors affecting individual PIDs may be effectively masked by creating suitable PID threshold templates that are associated with these PIDs This is particularly useful for PIDs affect...

Page 156: ...m allowed section repetition interval for the NIT Other table Default 10 s NIT Require network id If enabled the probe will require that the network ID found in the NIT matches the configured value De...

Page 157: ...erence NIT If enabled the NIT will be compared with the NIT on the reference frequency and an alarm will be generated if a mismatch is found The first frequency in the tuning list will be used as the...

Page 158: ...gnaled for the present event the current program is not correct The maximum offset from the current time can be configured EIT Maximum timing error for present event s The maximum timing error to allo...

Page 159: ...aximum allowed section repetition interval for the PNM table Default 1000ms RRT Enable or disable alarming of Rating Region Table errors Only relevant when ATSC mode is selected RRT Maximum interval m...

Page 160: ...The maximum time allowed between ECM changes Default 25000ms CA system checks Minimum avg EMM bitrate bps The minimum allowed average EMM bitrate Default 1000 bps CA system checks EMM bitrate average...

Page 161: ...with the stream MIP checks Enable or disable alarming of errors related to the Megaframe Insertion Packet MIP checks Require presence of MIP Check this box to enable an alarm if the MIP table is missi...

Page 162: ...eck TOT Check the time in the TOT table and alarm if it is wrong Time information check Check LTC Check the time in the Logical Time Code table and alarm if it is wrong Time information check Max time...

Page 163: ...etting Only relevant for RF signals Symbol Rate check Enable or disable alarming of symbol rate inaccuracy with reference to the threshold setting Only relevant for RF signals Packet error count check...

Page 164: ...for any service By associating scheduling templates to checks it is possible to disable alarming at pre selected time intervals Scheduling templates are defined in the Setup Scheduling view and will...

Page 165: ...d requirements apply If a PID type is selected in the Selection column this field will update to read N A when the Apply changes button is clicked Description A text field describing the PID or PID ty...

Page 166: ...re avoided Scrambling An alarm will be raised provided that the specified PID is scrambled when require clr has been selected Similarly an alarm will be raised if the specified PID is clear when requi...

Page 167: ...ntent check alarming freeze frame and color freeze are disabled in all default ETR threshold templates Edit Service Threshold Name A text string that identifies the service threshold group Description...

Page 168: ...a value different from Ignore is selected an alarm will be raised if the service scrambling status differs from the requirement A service is considered scrambled if one of its components is scrambled...

Page 169: ...g if a new service appears in a stream This is done by creating a threshold template listing the service IDs that are allowed to be present in a stream and associating it to the stream A complementary...

Page 170: ...g is locked to this stream to avoid the round robin operation from tuning to a new frequency just before the table set is stored It can take 30 seconds after tuning to receive all tables When creating...

Page 171: ...to catch addition and removal of services as well as changes to the PMT PIDs used for the different services Verify PMT table When enabled the Program Map Table will be checked This allows the operat...

Page 172: ...AT table is not checked as default When enabled the Network Information Table for the current network will be checked This allows the operator to catch changes such as Changes in frequency Changes in...

Page 173: ...alarms be sent When the ETR engine is tuned to a stream it is possible to compare the tables for this stream with the stored reference tables by clicking on the entry in the list This opens up a new...

Page 174: ...he new version 6 10 ASI The ASI will have status information and configuration settings for the built in ASI port More information about the stream being monitored is found in the ETR 290 ETR Details...

Page 175: ...able Transport Stream ID The transport stream ID as specified in the PAT table Total bitrate Total transport stream bitrate including null packets PID 8191 Min total bitrate The minimum total bitrate...

Page 176: ...stream When changes have been made in the ASI Setup view the Apply changes button should be clicked for the changes to take effect ASI ASI setup info Name A user specified name for the ASI transport s...

Page 177: ...d be monitored in parallel or if all enabled inputs should be monitored sequentially in a round robin fashion This selection is made in the Setup ETR view After changing this option the page must be r...

Page 178: ...yzed in parallel 6 12 COFDM VB252 Option Module for VB220 The COFDM tab will be present in the graphical user interface provided that the probe chassis is equipped with an optional COFDM demodulator m...

Page 179: ...rt stream ID The transport stream ID as specified in the PAT table Total bitrate Total transport stream bitrate including null packets PID 8191 Min total bitrate The minimum total bitrate including nu...

Page 180: ...FN network delay LDPC Low density parity check iteration counter only for DVB T2 DVB T T2 status DVB T T2 tuning info Name The name assigned to the current frequency channel Frequency The channel cent...

Page 181: ...hierarchy can have the values None 1 2 or 4 HP code rate The FEC mode used for the high priority transport stream LP code rate The FEC mode used for the low priority transport stream Cell ID The cell...

Page 182: ...o specify correctly which profile should be used for tuning Base or Lite If there is com patibility between both DVB T2 profiles the tuning will be successful with any of them True or False Type The s...

Page 183: ...lation The L1 post modulation in the current frame BPSK QPSK 16 QAM 64 QAM L1 post Code Rate The L1 post code rate in this frame 1 2 L1 post FEC The L1 post FEC Forward Error Correction type 16K LDPC...

Page 184: ...ates whether PLP carries in band signaling True or False In band B signaling In band B flag Indicates whether PLP carries in band signaling True or False In band B TS rate In band B signaling TS rate...

Page 185: ...ed with each tuning configuration and this name will be used by the probe when referring to the stream The frequencies and some associated key parameters are shown in the tuning list Each entry in the...

Page 186: ...LP selection can be set to Auto Only applicable for DVB T2 ETR thresholds Selection of the ETR threshold template that should be assigned to the current frequency PID thresholds Selection of the PID t...

Page 187: ...Import DVB T2 tuning entries Mark the check box if DVB T if DVB T2 tuning entries should be imported Select NIT The Select NIT drop down menu shows NIT tables available in the transport stream curren...

Page 188: ...many streams are associated with each template To add a new threshold template to the list click the Add new threshold or Duplicate selected button A pop up window will appear allowing the user to ent...

Page 189: ...in decibels relative to a reference value of 1 V dBmV in decibels relative to a reference value of 1mV Maximum frequency offset Threshold level for maximum center frequency offset Frequency offset zer...

Page 190: ...the main impulse in dB Power max The maximum power of an impulse compared to the main impulse in dB 6 12 4 COFDM Impulse response Requires Advanced RF Option The impulse response graph displays impul...

Page 191: ...g setup view 6 12 5 COFDM RF overview The RF parameters and measurements list gives a status overview of all monitored DVB T T2 frequencies from the selected RF input The parameters and measurements i...

Page 192: ...seen from the front of the unit There can be up to four ISDBT tabs ISDBT1 through to ISDBT4 depending on card configuration and licenses For the VB256 one input is active by default and the second inp...

Page 193: ...es no lock Level This is a measure of the stream signal power It is expressed according to the level mode selection made in the Setup ETR view dBm in decibels relative to a reference value of 1mW dB V...

Page 194: ...VB256 6 13 2 ISDBT Tuning setup In this view the operator can define frequencies that will be used by the RF demodulator for tuning A name is associated with each tuning configuration and this name w...

Page 195: ...assigned to the current frequency Reference table set The Reference table set selection is used to compare the tables in the trans port stream with a set of stored tables These tables are defined in t...

Page 196: ...checked 6 13 3 ISDBT ISDB T threshold The probe will raise an alarm if one of the threshold settings associated with a tuning is violated Note that this alarm may be disabled in the ETR 290 ETR thr Ed...

Page 197: ...mum signal strength Threshold level for minimum signal strength This is a measure of the stream signal power It is expressed according to the level mode selection made in the Setup ETR view dBm in dec...

Page 198: ...activated through the SECOND RF INPUT OPTION license key There can be up to two VB262 modules per chassis If two or more demodulator inputs are present in the chassis they will be labeled according to...

Page 199: ...io MER Signal to noise ratio Signal to noise ratio SNR in dB Front end lock A bulb indicating front end lock when green red indicates no lock AGC lock A bulb indicating AGC lock when green red indicat...

Page 200: ...t is possible to zoom in and out by clicking the constellation diagram 6 14 2 QAM Tuning setup In this view the operator can define frequencies that will be used by the QAM demodulator for tuning A na...

Page 201: ...available in the transport stream currently being analyzed Information in the selected NIT will be used to generate a tuning list when the Import tunings button is clicked Naming policy The probe will...

Page 202: ...hreshold template that should be assigned to the current frequency Reference table set The Reference table set selection is used to compare the tables in the trans port stream with a set of stored tab...

Page 203: ...threshold list the Refs column shows how many streams are associated with each RF threshold template To add a new threshold template to the list click the Add new threshold button A pop up window will...

Page 204: ...by tuning to a QAM signal of known level and setting this adjustment accordingly Maximum frequency offset Maximum QAM center frequency offset Frequency offset zero adjust It is possible to use the fre...

Page 205: ...plate except Pre and Post FEC BER for which the thresholds are fixed values not related to measurements 6 14 4 QAM RF overview The RF parameters and measurements list gives a status overview of all mo...

Page 206: ...e offset 6 15 SAT VB272 Option for VB220 The SAT tab will only be present in the graphical user interface provided that the probe chassis is equipped with an optional DVB S S2 demodulator module The V...

Page 207: ...T table Transport stream ID The transport stream ID as specified in the PAT table Total bitrate Current total transport stream bitrate including null packets PID 8191 Min total bitrate Minimum total t...

Page 208: ...ation bit to noise power spectral density ratio in dB Es N0 Energy per symbol to noise power spectral density ratio in dB Transmission system The modulation standard may be DVB S DVB S2 Modulation The...

Page 209: ...s is the command 0x38 Write to Port group 1 Committed switches Selected symbol rate The selected SAT symbol rate in Msym s Selected input stream ID The selected input stream identifier in Multi input...

Page 210: ...d key parameters are shown in the SAT tuning list Each entry in the list may be edited by clicking the Edit field To add a new frequency to the list click the Add new tuning button A pop up window wil...

Page 211: ...olicy selected by the user The following parameters are defined for each SAT frequency SAT Tuning setup Name A name should be assigned to each frequency channel Transponder frequency The transponder f...

Page 212: ...olds Selection of the VBC threshold template that should be assigned to the current frequency Enable tuning Enable tuning for frequencies that should be monitored If tuning for a stream is enabled it...

Page 213: ...that monitoring will be suspended for the given input during the scan process So if you want to interrupt the process click the Interrupt button After the frequency scan is finished the input state wi...

Page 214: ...ate in Msym s PL scrambling mode The PL scrambling mode selected None Gold Root applies only to DVB S2 PL scrambling code The PL scrambling code 0 262141 applies only to DVB S2 6 15 4 SAT SAT threshol...

Page 215: ...stream signal power It is expressed according to the level mode selection made in the Setup ETR view dBm in decibels relative to a reference value of 1mW dB V in decibels relative to a reference valu...

Page 216: ...rs and measurements in this list refer to the last completed monitoring period or for a stream currently monitored the current monitoring period 6 16 SAT Redundancy Switch VB272 and VB273 Option for V...

Page 217: ...onder frequency to 1094 MHz for both VB272 satellite inputs 6 16 2 SAT Tuning setup The following parameters are defined for each SAT frequency SAT Tuning setup Name A name should be assigned to each...

Page 218: ...he Reference table set selection is used to compare the tables in the transport stream with a set of stored tables These tables are defined in the ETR 290 Gold TS thresholds view SAT thresholds Select...

Page 219: ...VB2xx GigE User s Manual version 5 4 219...

Page 220: ...idden Redundancy modes SuperLocal When a physical signal button is pressed on the device the signal will be switched to the specified signal The GUI will also be overridden and set in a SuperLocal red...

Page 221: ...apes depending on the status Input status A square with solid color means that the input signal has both alarming and redun dancy enabled on a PID service A square divided diagonally color grey means...

Page 222: ...lso shown in the Main Summary view and in the browser s title line Enable thumbnails For high bitrates above 700 Mbit sec the probe may feel more responsive if thumbnail picture generation is switched...

Page 223: ...T ASI When NTP is selected the probe will synchronize with an upstream NTP server as often as is needed to maintain accurate timekeeping on the probe If Off is selected or NTP is selected and no NTP s...

Page 224: ...If enabled together with Enable on eth0 the probe will see all VLAN tagged traffic and not only traffic with the Native VLAN ID tag The Mon Detect list will be able to detect and list all VLAN tagged...

Page 225: ...GB value to a name A maximum of four colors may be defined An existing color may be modified by clicking the associated Edit link Edit color Name The color name This name will be part of a color alarm...

Page 226: ...nput box 6 17 5 Setup Ethernet The Setup Ethernet menu defines the Ethernet setup parameters for the management interface eth1 and the data video interface RJ45 eth0 or SFP eth2 If the license for the...

Page 227: ...reverted by the probe Dual stack functionality enables the probe to support both IPv4 and IPv6 for management A valid DNS configuration is required for parts of the probe functionality Configure a va...

Page 228: ...d on eth2 next time the probe boots Global settings Default interface The default interface determines which interface is used for out going probe traffic unless specified otherwise in the Setup Routi...

Page 229: ...IPv6 address If IPv6 auto configuration is not enabled this field is used to define the IPv6 address of the probe IPv6 prefix If IPv6 auto configuration is not enabled this field is used to define the...

Page 230: ...asks 16 and 24 bits Enable management Yes No Only run web server on the management interface Gateway 192 168 0 1 The default gateway is required for the probe to connect to devices that are not on the...

Page 231: ...bnet as the probe s data video interface Parameter Management eth1 Data video eth0 Explanation Enable management Yes Yes Run web server on both interfaces The other settings are the same as in example...

Page 232: ...interface Note that editing VLANs should not require a reboot to take effect 6 17 7 Setup VBC The VideoBRIDGE Controller can automatically detect the Probe and add it to the VBC equipment list provide...

Page 233: ...can disable it or change the password When access control is activated a READ ONLY access message is displayed under the alarm list for users that are not logged in It will be necessary to log in eac...

Page 234: ...are remembered across reboots It is possible to lock oneself completely out of the web and remote login interfaces In that case a serial port login towards the probe using a USB cable is required to d...

Page 235: ...cp snmp udp https tcp 6 17 9 Setup ETR The Setup ETR view allows the user to select miscellaneous ETR handling modes Parsing rules for private descriptors Probe recognition of a number of selected pri...

Page 236: ...uperimposed on the regular lock icon in the different ETR 290 subviews When the specified lock time is out the round robin cycling will resume When ETR tuning control parameters have been changed clic...

Page 237: ...hedule however this is not recommended except for ad hoc troubleshooting as analysis of EIT schedule can be extremely demanding on probe processing resources If full time monitoring of all EIT informa...

Page 238: ...our meaning that if the number of error seconds summed over any one hour period exceeds the associated error second threshold an alarm will be raised by the VBC If a monitoring window different from o...

Page 239: ...ops in the TS layer seconds when media loss rate is non zero This is equal to the number of error seconds with CC errors IAT error Number of seconds when the inter packet arrival time exceeds the thre...

Page 240: ...it is possible to mask alarms during selected time intervals e g due to maintenance In the Schedule list table the Refs column shows how many references exist for each scheduling template References...

Page 241: ...Apply changes button Defined scheduling templates become available as selections in the ETR 290 PID thresh Edit and ETR 290 Service thresh Edit views 6 17 12 Setup Routing The Setup Routing view allo...

Page 242: ...obe license OTT Interface to use for OTT channels specified in the OTT Channels view SNMP Interface to use for SNMP traps VBC auto detect Interface to use for VBC auto detect as specified in the Setup...

Page 243: ...nable ssh Enables text based remote login using the encrypted ssh secure shell protocol Defaults to on Enable SNMP If SNMP is disabled no MIB is available on port 161 However SNMP traps are sent as us...

Page 244: ...Please note that any modifications to the routing table that is made in this dialog will be lost when the probe is rebooted 6 18 Data 6 18 1 Data Configuration 244 VB2xx GigE User s Manual version 5 4...

Page 245: ...the file This will bypass the checksum verification mechanism Please refer to the document Eii External Integration Interface for detailed information about XML import and export Note that the Etherne...

Page 246: ...new major release requires a valid software maintenance license please refer to D Appendix Software Maintenance for more details If the current software maintenance license does not cover the uploaded...

Page 247: ...18 4 Data Eii The External integration interface Eii allows inclusion of Sencore VideoBRIDGE equipment into 3rd party NMS systems In order to facilitate integration the Data Eii view allows export of...

Page 248: ...SH option The FLASH option allows a 32GB flash card to be used for storing recordings offline RDP recordings are automatically stored and PCAP recordings can also be stored in flash 248 VB2xx GigE Use...

Page 249: ...6 19 About 6 19 1 About Release info This view shows the software version the software build date and the hardware type of the Probe VB2xx GigE User s Manual version 5 4 249...

Page 250: ...D Appendix Software Maintenance for more details on software maintenance licenses A basic probe may be upgraded to include the ETR 290 option This can be done on site by the user when the option has b...

Page 251: ...chnologies view lists some of the technologies available in the Sencore VideoBRIDGE product family 6 19 4 About Credits This view shows information about the software included with the Probe VB2xx Gig...

Page 252: ...able time period default 60 minutes sliding window This means that comparing the probe alarm list and the VBC alarm list is not very meaningful Ethernet measurement data are sent from the Probe togeth...

Page 253: ...e Effect 10 11 12 13 14 17 18 19 2 dropped packets 15 16 Monitoring page RTPdrop 2 Alarms events RTP Packet drop 2 10 12 13 16 17 18 19 1 and 2 dropped packets 11 14 15 Monitoring page RTPdrop 3 Alarm...

Page 254: ...r IP Streamer packs 7 and 7 MPEG 2 TS packets into each UDP frame mapping is 7TS UDP and the resulting frames may look like PID 50 CC 12 PID 50 CC 13 PID 50 CC 4 PID 51 CC 1 PID 51 CC 2 PID 51 CC 4 PI...

Page 255: ...maybe 6 or even 5 assuming the mapping is 7TS UDP Systems typically do not mix the mappings among their streams so there is seldom a need to remember the mapping for streams in order to interpret the...

Page 256: ...affect the timing between two neighboring packets effectively doubling it the packet loss will always affect the IAT component for CBR streams For VBR streams that are jittery by default the extra tim...

Page 257: ...the TS layer is wrapped inside UDP packets all further processing operates on the UDP packets The pink line indicates a packet loss of 1 4 with no jitter component As a rule of thumb the co existence...

Page 258: ...sults in a graph where almost all plots are close to the x axis and it becomes less useful to visually compare MediaWindow graphs For streams with TS UDP mapping the default MLR threshold is set so th...

Page 259: ...ated overhead of 20 for manifests and IP TCP and HTTP headers Note The OTT engines will be using all available bandwidth on the interface in spikes while downloading the chunks this is the main reason...

Page 260: ...iew of current status for individual channel profiles Different colors indicate status Green OK Yellow Warning Orange Error Red Major Black Fatal All enabled alarms may affect the profile health bar a...

Page 261: ...in a low green graph as seen in the left hand part of the graph above When download times exceed the user defined profile bitrate warning and error thresholds the graph is colored yellow and orange re...

Page 262: ...ether with the system itself during which new major releases can be installed The current software maintenance period is displayed in the About License view see chapter 6 19 2 for more details For an...

Page 263: ...the new image E 1 Obtain the software image The image will have a tea extension The version number build date and possibly hardware version is usually also part of the file name For information on ho...

Page 264: ...r to software upload this is done in the RDP Control view E 4 Transfer the image to the probe and save to flash Using the software upload functionality in the Data view From the Data Software view sel...

Page 265: ...image onto the empty Windows Explorer window It may be necessary to retype the string including user and password as described above When the file has been copied onto the probe the Windows Explorer w...

Page 266: ...nutes The probe will then reboot automatically The probe should state that the software image has been saved successfully When using the alternate method do not disconnect the telnet or ssh session be...

Page 267: ...it may be because the web browser is using files that are cached Files may be cached for up to one hour in the web browser To fix the issue clear the cache manually Google Chrome Settings History Clea...

Page 268: ...he factory reset process The license key is found in the About License view of the probe please refer to section 6 19 2 The license key is also printed during the factory reset process To perform a fa...

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