Satellite A security improvement in the previous release introduced a regression in satellite server communication timing. This has been resolved. This issue occurs with the previous 11.4c release. Upgrading is highly recommended.
11.4c March 15, 2026 (build 26031519)
Satellite MCS can now be configured to use a custom branded Satellite by default, making upgrades and deployment easier for customers using branded installers.
Satellite Windows and macOS Satellite apps have been updated to improve usability and provide full support for the reservation system.
Configuration Email settings handling has been improved to provide more reliable setup, validation, and day-to-day administration.
Reporting Interactive graphs have been substantially improved with updated rendering and smoother interaction. Firewall and Route test results in advanced reports have also been improved to make analysis clearer and faster.
Security MCS now supports explicitly denying SSL ciphers, resolving issues seen with certain JDK releases that could still offer disabled ciphers.
Reservations The Reservations list now supports column sorting and remembers the selected sort order for a better management experience.
Reservations Custom branded Satellites can now be defined on an individual reservation basis.
Security A new administrator privilege allows tighter control over which users can create, modify, and delete groups.
Performance A wide range of performance and efficiency improvements have been made across MCS.
11.4b January 16, 2026 (build 7198)
Reporting Advanced reporting now features a refined graphing engine with an improved scaling algorithm and enhanced antialiasing for noticeably sharper visuals. Additional display options, including configurable grid lines, provide greater clarity and make trends and anomalies easier to interpret at a glance.
Reporting A new time-based filtering syntax allows reports to include only the data that matters. For example, tests running continuously throughout the week can now be filtered to reflect standard business hours, such as 8:00am to 5:00pm, Monday through Friday. Timezone support ensures reports are automatically aligned with the end user's local time.
General The Windows installation kit is now fully 64-bit, enabling improved performance, stability, and long-term platform compatibility. This update requires a minimum of Java 11 (64-bit) JRE to be installed prior to deployment.
11.4a December 9, 2025 (build 7168)
New Feature STUN support for VoIP testing. The VoIP test now includes optional STUN testing to validate WebRTC environments, verifying STUN server uptime and responsiveness.
New Feature Reservation system for controlled assessment testing. Administrators can limit workstations, iterations, and downloads, with additional restrictions by IP address, time of day, or availability windows.
New Feature Browser-based test data can now be tied to Account IDs. This supports stricter data segregation, reporting accuracy, and compliance requirements.
Security Approved host and file-extension enforcement. MCS can now be configured to only accept requests from approved domains and restrict access to approved file types.
General Support for unauthenticated SMTP servers. Outgoing email functions now support SMTP servers that do not require authentication.
Security Backend performance and efficiency improvements. Includes code cleanup, memory-management improvements, and overall efficiency upgrades.
11.3f March 21, 2024 (build 6532)
Data Added support for PostgreSQL exports.
Data Data efficiency improvement.
11.3e December 11, 2023 (build 6431)
Administration Housekeeping memory usage and scheduling improved.
Data Security User permissions for data access improved.
Security Satellite security improved.
Metrics WiFi Signal and Quality made available for SQL exports.
11.3d September 6, 2023 (build 6334)
Security Contains a number of important performance and security enhancements, addressing security advisories ZDI-CAN-21611, ZDI-CAN-21612, ZDI-CAN-21613, and ZDI-CAN-21774.
11.3c June 12, 2023 (build 6248)
Performance URL management improvements.
Performance Memory utilisation and performance improvements.
Security URL security enhancements.
Security Access Control List (ACL) improvements.
Security Web Application Firewall (WAF) policy enhancements.
Metrics Wi-Fi Signal to Noise and Quality metrics for all test types.
Metrics Throughput speed testing reports SLA high and SLA low bandwidth results to expose poor provision policies.
Admin Email template files now support HTML formatting.
Satellite Satellite Server install process.
11.3b December 6, 2022 (build 6061)
SQL New global SQL variable exports date & time in milliseconds (%TIMEMS% of type BIGINT).
Correction Fixed issue that caused changes to the public user to fail.
Correction Denying a Satellite now stops Satellites from connecting and running work.
Correction Max Transfer metric no longer appears as a negative number.
11.3a October 13, 2022 (build 6007)
Performance Various performance improvements.
Security 2-factor authentication is now available for enhanced security. This feature is available through the security settings.
Security Password reset functionality has been added.
Efficiency Data retrieval efficiency has been improved, which enhances the user experience when viewing reports.
11.2a April 9, 2022 (build 5820)
Publishing Satellite session ID values are now supported individually (SID1,SID2,SID3) as well as collectively (SID). This is provided to allow MCS workorder actions to automatically submit publications when the workorder data collection has finished.
New Feature Enhancements in the satellite management framework increased the max satellite scale limit from 10,000 satellites to 30,000+ satellites.
Deprecation MCS monitoring tasks is no longer supported. Monitoring tasks are still supported in all remote satellites.
Correction Testing between two MCS Satellites operating in a private network now operates correctly.
Correction DNS Testing for Satellite enabled.
Reporting Updated reporting widgets.
New Feature The MCS Route Test now supports DSCP packet priority setting/monitoring. DSCP values are now reported on a hop by hop basis in the route table.
Security The MCS external application data IForward API now supports a new permitted domain white list for all iForward requests.
New Feature MCS Published reports now support retention and automatic deletion. Publication reports now support individual retention values as well as a system configuration global default.
Format Change The format for advanced filters parameter syntax has changed. This affects Publishing parameter files (PPFs) and MCS report requests.
New Feature Automatic Satellite configuration download is now supported. This feature enables satellites to start without requiring end-user input.
Performance A wide range of resource improvements including external resources such as ISP name identification.
11.1a June 16, 2021 (build 5522)
Security Fixed and improved the file handler.
11.1a April 29, 2021 (build 5475)
New Feature New percentile quality testing helps determine the highest available bandwidth for a connection.
New Feature Speed test permits RFC6349 test, new metrics in plugin.
New Feature New order field to dictate the order of metrics in reporting.
Security Checking of URL parameters restructured.
New Feature Event based on timer for detecting disconnected satellites.
11.0b January 26, 2021 (build 5382)
Security Published reports now secured by individual access codes.
11.0b January 7, 2021 (build 5363)
Performance Improved the efficiency of reports being published after finite Satellite Work Orders complete.
11.0b January 4, 2021 (build 5360)
New Feature SYNC Timers, which allow Satellites to sync their work orders, now supports grouping.
Improvement ISP lookups have been streamlined to improve efficiency.
Improvement Standard reports added to publishing portal for improved data analysis.
11.0b November 26, 2020 (build 5321)
New Feature The firewall test can now test port availability to a remote server (BCS 5.4.9+).
Security Improvements in data security.
Improvement BCS auto download now supports HTTPS.
11.0a October 28, 2020 (build 5295)
Security MCS user passwords are moving from SHA1 to SHA256. Any user logging in with a SHA1 password will have to create a new password.
Security MCS user password expiry can now be set.
Performance Satellite protocols have been improved.
Performance Whois logic for ISP names in test results has been improved in both speed and accuracy.
Performance The Satellites page has been redesigned to include filters and reimagined to improve performance for larger numbers of Satellites.
11.0a September 4, 2020 (build 5237)
Performance Vast memory usage improvement to the Satellite protocol.
Performance Efficiency improvements for MCS data retrieval.
11.0a June 27, 2020 (build 5211)
New Advanced data publishing system (requires license) for automated reports such as VoIP assessment or throughput assessment. Supports automated report generation and distribution.
New Business Calendar. The business calendar allows testing and reporting to integrate into business timetables.
New Work Order Actions. Satellite work orders can now be set up to initiate actions on completion of a work order.
New Behavioral Testing. Automated test processing now supports the ability to synchronize remotely distributed satellites for large-scale concurrent testing.
New User and work order accounts. Automated assessment testing can now be directed to run under an account ownership structure.
New Web-socket testing. MCS 11 supports the ability to run a basic data test administered only by the browser with no plug-in.
10.2b May 5, 2020
Security Updated security patches and ciphers.
Performance Updated protocol patches for Satellites to improve performance.
10.2a May 31, 2019
New Feature MCS now supports allocating a user name to a satellite group.
New Feature JavaScript call-back variable to identify connection type as Wi-Fi or wired.
Correction Satellites allocated to a group name which is deleted now correctly update when transferred back to group default.
New Feature MCS Access Series auto update firmware added for CT1, CT2 and CM1.
New Feature New DHCP test validates available DHCP resources.
New Feature Connection type added to SQL variables.
Correction Published test table now correctly reports satellite workorder test details when user modified.
Correction MyCapacity test resolves overflow issue and now correctly calculates loss percentage for very high packet rates.
Correction Improved test diagnostic reporting and logging.
Correction Firewall timeout check for SIP validation improved.
Performance Improved performance of web template processing.
Performance Improved performance when MCS satellite deployments exceeds 2000.
Performance Improved performance of browser client server timeout management.
Correction Satellite Advanced Settings, File Dir column now reports correctly.
New Feature Security Settings provides a new HTTP control to add custom headers for browser processing.
Security Improved security validation for MCS inbound URL requests to prohibit hack attacks from consuming resources.
Security Browser UUID processing improved to enforce non-predictable assignments.
New Feature New management utilization metrics have been added to the MCS status page.
Correction Corrected variable name on RTT tab for HTML5 tests.
New Feature Improvements to database control files to better prevent corruption when disk-space is exhausted.
Deprecation Java test options deprecated and removed from GUI main view.
Security Secure HTTP sockets no longer supports TLS 1.0 (only TLS 1.1 and 1.2 supported).
New Feature MCS tests now report if a proxy has been detected on the test path.
Correction Database retention parameters are now correctly processed in accordance with the retention settings.
New Feature MCS Satellite status now includes the Satellite's processing uptime since boot.
Satellite Software based Satellites will now auto upgrade to newer versions on Linux platforms when MCS is upgraded.
New Feature The VoIP test now provides an optional setting to invoke average jitter calculations compliant with RFC3550.
Performance MCS performance improvements when processing satellite protocol requests.
New Feature New Custom Report Template (CRT) feature provides a browser API for submission of 3rd party metrics and result validation metrics.
New Feature Deleted Satellites are now reported on Satellites status page. Releasing a permanently deleted satellite will allow the satellite to reconnect.
Correction HTML browser errors on user created test pages resolved.
