Plugin metadata_edns0 is used for decoding EDNS0 related information from the DNS query and publish it as metadata.
metadata_edns0 {
client_id 0xffed address
group_id 0xffee hex 16 0 16
<label> <id> <encoded-format> <params of format ...>
}
The plugin currently supports the hex, bytes, and address format.
So far, only 'hex' format is supported with params .