This adds an orig_mac_oui field to the conn and dhcp logs. This field contains the name of the device manufacturer/vendor based on the mac address.
Ensure the mac-logging script is loaded in your local.zeek path
@load protocols/conn/mac-logging
Then proceed with the installation
zkg install https://github.com/iamckn/oui-logging
zkg load https://github.com/iamckn/oui-logging