Release Notes for Zabbix 2.3.1

Zabbix Team is pleased to announce the availability of Zabbix 2.3.1.

Zabbix is an enterprise-class open source distributed monitoring solution. Zabbix is released under the GPL, thus it is free of charge for both commercial and non-commercial use. A complete text of the license is available at

This document contains the release notes for Zabbix 2.3.1. Download it from downloads.

The following sections describe the release in details and provide late-breaking or other information that supplements its main documentation.

New Features and Improvements

implemented additional options and HTTP header support for web scenarios
DBSchema configuration parameter now applies to PostgreSQL as well as IBM DB2
updated Japanese, Slovak and Spanish translations; thanks to Zabbix translators

Bug Fixes

fixed latest data filtering by name
fixed web scenario step validation for httptest.create and httptest.update API methods
fixed translation of \uxxxx sequences in JSON string values
fixed duplicate display of actions in media type list
improved validation for web scenarios and web steps
fixed processing of active checks in agent
fixed updating agent 'mtime' for logrt[] items; thanks to Yoshinori Komuro for patch
trivial change from 'Link' to 'URL' in error messages
fixed padding for widgets in screen
triggers are now committed to the database individually when setting to an unknown state to avoid potential locking between the poller and history syncer
fixed bug when proxy stopped sending history data if it had more than 1000 unmonitored item values in history table; thanks to Corey Shaw for identifying the issue and providing a patch
corrected labels while copying items
added disabled hosts and disabled items to the configuration cache for correct macro expansion in notifications

Installation and Upgrade Notes


See Zabbix Manual for full details.


Recompile Zabbix binaries and update front-end PHP files. Execute a database patch if migrating from Zabbix 1.8.x. See Zabbix Manual for a detailed upgrade procedure.

Commercial support

Zabbix Company provides a full range of Professional Services. We also provide trouble-free Upgrade Service for easy migration from earlier versions of Zabbix. Please contact Sales for pricing and more details.


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