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# 16 What's new in Zabbix 5.4.11

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### Zabbix agent 2 items

Zabbix agent 2 items *smart.disk.discovery* and *smart.attribute.discovery* [items](/manual/config/items/itemtypes/zabbix_agent/zabbix_agent2#s.m.a.r.t.), supported for S.M.A.R.T. plugin, have been updated and now return {#DISKTYPE} macro value in the lower case.
 
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### SourceIP support in LDAP simple checks

SourceIP support has been added to LDAP [simple checks](/manual/config/items/itemtypes/simple_checks). *Note* that with OpenLDAP, version 2.6.1 or above is required.

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