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N2OS Release Notes
N2OS Release Notes for all the latest releases.
N2OS 24.4.0
Protocols, Smart Polling, and Arc
A list of the improvements for Protocols, Smart Polling and Arc that have been introduced in this release.

N2OS Release Notes
N2OS Release Notes for all the latest releases.
- N2OS 25.0.0
- N2OS 24.6.0
- N2OS 24.5.1
- N2OS 24.5.0
- N2OS 24.4.1
- N2OS 24.4.0
  - Correction to Release Notes
    Corrections to previous Release Notes.
  - Highlights
    An overview of the most impactful changes in this release.
  - Updates in upcoming releases
    Important changes in future releases that might require additional steps or planning during upgrade.
  - Base OS
    A list of the improvements for the operating system and GUI usability changes that have been introduced in this release.
  - Reports and integrations
    A list of improvements for the queries, assertions and reports, and new developments for data and firewall integrations that have been introduced in this release.
  - Protocols, Smart Polling, and Arc
    A list of the improvements for Protocols, Smart Polling and Arc that have been introduced in this release.
  - CMC, Remote Collector, and AAA
    A list of the improvements for the CMC, Remote Collector and Authentication, Authorization and Accounting that have been introduced in this release.
  - Contents and detection
    A list of the improvements for the Contents and Detection that have been introduced in this release.
  - Resolved issues
    A list of the bugs and defects that have been addressed in this release.
  - Security fixes
    A list of security problems that have been addressed in this release.
  - Update path requirements
    Follow these instructions to have a smooth upgrade experience.
- N2OS 24.3.1
- N2OS 24.3.0
- N2OS 24.2.0
- N2OS 24.1.0
- N2OS 24.0.0
- N2OS 23.4.1
- N2OS 23.4.0
- N2OS 23.3.1
- N2OS 23.3.0
- N2OS 23.2.0
- N2OS 23.1.0
- N2OS 23.0.0

Protocols, Smart Polling, and Arc

A list of the improvements for Protocols, Smart Polling and Arc that have been introduced in this release.

Protocol identification over passive traffic monitoring now includes support for the Onyx NOTI-FIRE-NET protocol.
Improved function code extraction and protocol identification for passive monitoring of OSISOFT Pi-connect traffic.
The Arc Deployment page no longer shows Windows XP machines as they are not supported.
Asset and protocol identification over passive traffic monitoring now includes support for the GIOP protocol.
CISCO router firmware information can now be extracted from passive simple network management protocol (SNMP) traffic monitoring. .
Nozomi Networks Operating System (N2OS) now supports Ethernet traffic bridged over Generic Routing Encapsulation (GRE).
Improved LLDP protocol parser for Siemens hardware to extract additional Common Platform Enumeration (CPE) information.
N2OS can now recognize Windows 11 23H2 and 24H2 versions.
Avoid N2OS_IDS reusing the same asset_id for an asset which was previously deleted.