2.4.4. ON Sensor Update

Note

Remember you must have the credentials to access to OpenNAC Enterprise repositories. Refer to the Basic Configuration section for repository credentials details.

To update the ON Sensor node we must execute the following steps:

  1. Clear the cache of the package manager:

dnf clean all

  1. Update all the packages:

dnf -y update

  1. In case of problems with any services, restart them:

systemctl restart pf_ring
systemctl restart zeek
systemctl restart filebeat
systemctl restart dhcp-helper-reader

Warning

If the kernel has been updated, it is necessary to make a reboot.

  1. If there are any references to enhancements or changes made to healthcheck in the release notes of the version you are installing, you must manually update the file.

Be sure to back up the relevant information from your file and copy the new healthcheck.ini.sensor into healthcheck.ini.

cp /usr/share/opennac/healthcheck/healthcheck.ini.sensor /usr/share/opennac/healthcheck/healthcheck.ini

After that, adjust the pertinent info in your healthcheck.ini file.