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ICX 1.4.3.X - Release Notes

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This article provides the release notes for ICX-500, ICX-510 and ICX-Core software 1.3.3.x with incremental bug fix releases. This release notes describe new features, improvements and issues fixed after ICX 1.3.3.x.

General information

vsfx is a firmware archive for the ICX-500/510 Intelligent Gateway platform.

  • vsfx-1.4.3.x{-n}.swu - Used for standard in-field upgrades
  • vsfx-prod-1.4.3.x{n}.img.zip - Used in-field recovery and major system upgrades (SD-Card update)
  • vsfx-prod-1.4.3.x{n}.zip - Used in production upgrade only.
Note icon
  • The first 4 numbers in version directly links to the the ICX-Core version.
  • The last optional "-n" number is added for vsfx build with only platform changes form the first ICX-Core build for vsfx.''


ICX-Core software is an "apt" installation package for Ubuntu 22.04.x LTS Server containing the same functional capabilities as the ICX-500 Intelligent Gateway platform.

  • ICX-Core-01.00-jammy-1.4.3.X.apt.tar - Used for installation from the Ubuntu shell or from ICX-Web interface on already running ICX-Core systems.

Software Upgrade information

ICX 1.4.3.3

Release info

ICX Version: 1.4.3.3
Date: 15.09.2025
Status: General Availability

Bug fixes

MTN-4774 Fixed an issue where calls originating from the SoftClient would not be recorded on both recorders.

MTN-4784 Fixed issue with SIP config synchronization on crating new directory number in Alphapro

MTN-4791 Security fixes and reenabled of billing web

MTN-4808 Fixed arbitrary file read issue


ICX 1.4.3.2

Not officialy released.


ICX 1.4.3.1

Release info

ICX Version: 1.4.3.1
Date: 01.08.2025
Status: General Availability

Bug fixes

MTN-4700 Fixed issue where group call originated from softclient had no audio in recording

MTN-4768 Improved handling of immediate call hangup in remote Alphanet exchange

MTN-4785 Fixed an issue where web pages had some issues using hostname instead of IP

MTN-4786 Removed unused IP Device Upgrade menu

MTN-4788 Temporarily removed the Billing web



ICX 1.4.3.0

Release info

ICX Version: 1.4.3.0
Date: 10.04.2025
Status: General Availability

Bug fixes

MTN-4715 Fixed an issue causing image upgrade to fail

Sometimes an image upgrade of ICX-510 to ICX-AlphaCom versions 1.3.3.2 and 1.3.3.3 would fail.

Security fixes and improvements

MTN-4697 Upgraded Linux kernel to ver. 6.6


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