Observer Analyzer : Observer documentation changes
  
Observer documentation changes
Along with the date, this list shows the major changes that were made to the product documentation.
 
March 30, 2018 (17.4.0.0)
Added details about GDPR and the new hardware pattern filter available when you need to pre-filter your packet captures.
Added ANCP - Access Node Control Protocol and CSM - CBOE Streaming Market protocol to the list of decodable protocols.
Published 17.4.0.0 release notes for the Observer Platform.
 
 
February 8, 2018 (17.3.3.0)
Published 17.3.3.0 release notes for the Observer Platform.
 
 
November 27, 2017 (17.3.2.0)
Changed the color definitions in Tell me more about the Connection Dynamics tool to match the new defaults.
Promoted visibility of Using Connection Dynamics, Reconstructing TCP data streams, and Configuring expert thresholds.
 
 
November 21, 2017
Added details to Supported Operating Systems that Windows secure boot must be disabled for some versions of Windows.
 
 
October 26, 2017
Updated the description of Enable packet time charting in Setting the GigaStor general options to provide more details about how charts can be configured to show every interval in which a packet appears when viewing a chart at sub-second intervals.
 
 
October 25, 2017
Added important information about needing to uninstall Observer before upgrading to Windows 10.
 
 
October 24, 2017
Clarified that only 52 megabytes of additional memory are available for Packet capture and Statistics queue buffers on Single Probes in Running Observer without reserved memory.
 
 
October 12, 2017
Removed an outdated note from Setting a schedule for when data captures should occur stating that packet captures would stop when the disk was full. A feature was added in Observer 17.2.0.0 that prevents the disk from ever completely filling.
 
 
September 25, 2017
Added details for the proper way to handle and store data-at-rest keys.
 
 
September 15, 2017 (17.3.1.0)
Published 17.3.1.0 release notes for the Observer Platform.
Improved the search algorithm to provide better results by giving greater importance to terms found in titles, introduction paragraphs, and keywords.
 
 
September 5, 2017
Added Windows Server 2012 R2 Operating System Upgrade instructions.
 
 
August 30, 2017
Removed reference to PDF in Registering custom decode DLLs. Instead replaced it with a link to archived documentation.
 
 
August 17, 2017
Removed the recommendation that CPUs be 2.5 gigahertz. Instead choose the best speed you can that meets the number of recommeded cores.
 
 
August 16, 2017
Changed the characteristics for "build" and "patch" releases in Version numbering.
 
 
August 7, 2017
Updated the Minimum and recommended system specifications by removing the minimum of Intel® processors (although Intel is recommended); removed reference to Windows® XP because Observer 17.0.13.0 is the last version to support it; and simplified the virtual machine compatibility list for Observer GigaStor Software Edition (GSE).
 
 
July 13, 2017 (17.3.0.0)
Published 17.3.0.0 release notes for the Observer Platform.
Replaced numerous screen captures to reflect the new user interface.
Updated instructions to reflect the new user interface about how to find each feature.
Added instructions for turning on Classic Mode. Classic Mode must be turned on for older, rarely-used features to be accessible from the ribbon.
Updated the list of packet capture file formats to include that PCAPNG can be saved to.
Updated the documentation to correctly state that the trending file size maximum is 4 terabytes. It previously said 16 gigabytes.
Added new videos to the Observer video library.
Updated the required third-party software to ensure Gigamon integration works correctly to Gigamon Fabric Manager 3.3 and Gigamon GigaVUE H series nodes 4.6.
Removed descriptions of MAC Layer, VLAN, SNMP, and IPFIX/NetFlow options that are no longer available in Choosing your network trending types. The tracking of MAC Layer, VLAN, and MPLS is now done automatically.
 
 
May 5, 2017 (17.2.3.0)
Published 17.2.3.0 release notes for the Observer Platform.
 
 
April 18, 2017
Removed documentation of the NetFlow Agent feature used for generating NetFlow records. The feature was deprecated in late 2016, and the documentation had not reflected its removal. This was corrected. Note that features for viewing and processing NetFlow captures remain in the product.
 
 
March 10, 2017 (17.2.2.0)
Published 17.2.2.0 release notes for the Observer Platform.
 
 
March 9, 2017
Made explicit mention that TCP port 443 in Observer Platform v17 products is also used for GigaStor trace extraction features. TCP port 443 must be open on systems you wish trace extraction to work with.
 
 
January 17, 2017 (17.2.1.1)
Published 17.2.1.1 release notes for the Observer Platform.
 
 
January 11, 2017 (17.2.1.0)
Published 17.2.1.0 release notes for the Observer Platform.
 
 
December 2, 2016 (17.2.0.0)
Published 17.2.0.0 release notes for the Observer Platform.
Application Performance Analysis is now always on.
Made Understanding Application Transaction Analysis easier to find.
Removed information about the Conversation Sampling % option.
Updated details about the accelerated analysis feature for GigaStor hardware appliances and GigaStor Software Edition.
Removed documentation for configuration settings that are no longer handled by the Observer Probe. These settings are handled by Observer Management Server (OMS).
 
 
November 22, 2016 (17.1.1.4)
Published 17.1.1.4 release notes for the Observer Platform.
 
 
September 23, 2016 (17.1.1.3)
Published 17.1.1.3 release notes for the Observer Platform.
 
 
September 20, 2016 (17.1.1.2)
Added information that ATA response time analysis can generate alarms and other statistics based on fractions of milliseconds. Previously, the granularity was whole milliseconds.
 
 
August 1, 2016
Added recommendations for reducing the size of network trending files. These recommendations are primarily for users who lack sufficient disk storage capacity, such as a laptop.
 
 
July 29, 2016 (17.1.1.1)
Published 17.1.1.1 release notes for the Observer Platform.
 
 
June 3, 2016
Added a list of prerequisites for upgrading with the in-app upgrade feature.
 
 
May 31, 2016 (17.1.1.0)
Added details about How to reorder packets based on a trailer timestamp, including the new Arista trailer.
Added 'Integrated reporting' to the list of features on Which software probe is right for you? and Which version of Observer is right for you?.
Updated to reflect new 32 TB, 48 TB, and 64 TB licensing options.
Added a list of virtual machine support for the GigaStor Software Edition (GSE).
Removed the Statistics Collection Interval option from Network Trending > Settings > General. Beginning with 17.1.1.0 the collection interval is fixed at one minute. The screen capture in Configuring your network trending settings was updated.
 
 
May 23, 2016
Added PCAPNG to the list of capture formats that can be loaded by Observer. This functionality has existed for some time, but was undocumented.
 
 
May 20, 2016
Removed erroneous mention of Microsoft Hyper-V compatibility. Installation of Observer Platform software into Hyper-V is not currently officially supported.
 
 
April 15, 2016
Added details of the *.ipsubnetrange file format for importing subnets into network trending settings.
 
 
March 28, 2016
Added certain VM troubleshooting techniques specifically for VMware virtual machines.
 
 
March 22, 2016
Listed the prerequisite for a local Windows administrator account when installing and running the software. A mention was also made of Observer Expert Console Only (ECO) needing administrator rights just for installation, and that running the Observer ECO application does not require administrator rights although other versions of Observer do.
 
 
March 17, 2016
Added information that the filter expression limit is 256 elements (a truly large amount) to Post-filtering your packet captures and Pre-filtering your packet captures.
 
 
March 4, 2016
Added details about the version numbering scheme used by this Observer Platform product.
Added some conceptual information about version rollbacks and downgrading to previous patch versions.
 
 
February 9, 2016 (17.1.0.0)
Added details about GigaStor accelerated analysis. See Understanding GigaStor accelerated analysis.
Added SHA2 support. For details, see .
 
 
January 19, 2016
Updated the information about deleting network trending files including why devising a deletion strategy is important.
 
 
January 15, 2016
Updated the Minimum and recommended system specifications for production environments. These details also apply to virtual machines, such as vSphere or Hyper-V.
 
 
January 13, 2016
Added instructions for updating or changing your license. This process is slightly different than licensing your product for the first time.
Added instructions for changing the network trending storage location.
Added a video and topic for changing the packet storage location of the GigaStor or Observer.
Added instructions for determining disk space requirements for network trending data.
 
 
October 27, 2015 (17.0.13.0)
Added support for Windows 10.
Added details for Understanding the Packet Broker Integration tab.
 
 
October 1, 2015
Added request and response codes for all applications used in ATA and alarms.
Removed old content about long-term trending capabilities with SNMP console being able to send the data to Observer Apex.
 
 
September 14, 2015
Removed outdated content from Configuring user accounts for secure access that only applied to versions earlier than v17. User accounts can only be created and managed in OMS.
 
 
August 25, 2015
Added a step that if using a NetFlow single collector probe instance for network trending, you can use SNMP polling to discover the NetFlow interfaces of the device and avoid needing to type them.
Some corrections were made to a step in Creating a NetFlow collector or NetFlow Trending collector.
 
 
August 18, 2015
Added troubleshooting information for these applications, protocols, and common errors.
 
 
August 17, 2015
Mentioned that to use the Traffic Generator tool, you must be using a local probe instance.
Fixed some layout crowding that appeared in Configuring your load test settings and Load testing the network.
 
 
August 14, 2015
Added details about MOS score and R-Factor to Analyzing VoIP or video conferencing traffic.
Added clearer details about how response times are calculated and displayed in Observer.
Added clearer details about how network delays are calculated and displayed in Observer.
 
 
August 13, 2015
Added details about how jitter is calculated and displayed for VoIP in Observer.
 
 
August 6, 2015
Removed file formats that are no longer supported when saving packet captures from the table in Saving packet captures.
 
 
July 14, 2015
Updated the information for enabling collection of VoIP or video trending data as it was slightly outdated.
 
 
June 26, 2015
Added a new topic about finding a top talker by showing you to and adjusting two specific settings. This is especially necessary if the top talker in question appears late in the time slice.
Added troubleshooting information for when ATA response times do not match your expectations. The reason may be because of the Ignore response times longer than option.
 
 
May 21, 2015
Updated the list of supported protocols that Observer can decode.
 
 
May 11, 2015
Added a note that firmware updates to the capture card are bundled with Observer software upgrades.
How to install a version of Observer
Updated the minimum and recommended system specifications for using Observer on your own hardware.
How to install or upgrade the software
 
 
May 8, 2015
Added details of the trailer types the GigaStor can reorder and filter based on trailer timestamp.
Mining data from your GigaStor
Software installations of Observer now officially support Windows 8.1 and Windows Server 2012.
How to install or upgrade the software
 
 
May 7, 2015
Added a how-to step highlighting the ability to export GigaStor data over specified time ranges.
Exporting GigaStor data for archiving
Improved the legibility of two screen captures.
Using MultiHop Analysis
 
 
May 6, 2015
Updated details about the capture and statistical buffers, including statistical and trending memory configurations.
How to adjust the statistical buffer
How to configure the capture buffer settings
 
 
April 28, 2015
Refreshed the how-to topic for merging packet captures.
Merging packet captures
Updated details about the *.BFR capture format.
Saving packet captures
 
 
February 10, 2015
Added details about Upgrading to Observer v17.
 
 
January 12, 2015
Added information about software certificates.
How to view certificates
How to change the trust of a certificate
Updated information about the Observer software upgrade settings to account for new proxy settings.
Upgrade settings
 
 
November 19, 2014
Added information about software certificates.
Understanding the certificate trust model
Certificates and how they are used
Added information about the Observer software upgrade settings.
Upgrade settings