TrueNAS CORETrueNAS CORE Nightly Development Documentation
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SNMP Screen

Simple Network Management Protocol (SNMP) is an Internet Standard protocol. SNMP gathers and sorts data about managed devices on IP networks, such as LANs and WANs. Use the SNMP screen to configure SNMP service on your TrueNAS.


After selecting SNMP v3 Support more configuration fields display.


After filling in all required fields with appropriate values, the SAVE button activates. Click SAVE to save settings.

Click CANCEL to exit without saving and display the Services screen.

Field Descriptions

General Options

LocationEnter the location of the system.
ContactEnter the email address to receive SNMP service messages.
CommunityEnter a community other than the default public to increase system security. Value can only contain alphanumeric characters, underscores (_), dashes (-), periods (.), and spaces. Not required and can leave this empty for SNMPv3 networks.

SNMP v3 Options

SNMP v3 SupportSelect to to enable support for SNMP version 3. See snmpd.conf(5) for configuration details.
UsernameEnter a user name to register with this service.
Authentication TypeSelect an authentication method: for none, SHA, or MD5 from the dropdown list.
PasswordEnter a password of at least eight characters.
Privacy ProtocolSelect a privacy protocol: for none, AES, or DES from the dropdown list.
Privacy PassphraseEnter a separate privacy passphrase. Password is used when this is left empty.

Other Options

Auxiliary ParametersEnter any additional snmpd.conf options. Add one option for each line.
Expose zilstat via SNMPSelect to enable. If enabled this option might have performance implications on your pools.
Log LevelSelect how many log entries to create. Dropdown list options are Emergency, Alert, Critical, Error, Warning, Notice, Info and Debug.