dns-sniffer witching DNS requests on interface via pcap lib and logging theme in Elasticsearch
-i- Listening on interface ("eth0")-e- Hostname of Elastic service ("127.0.0.1")-u- Elastic username ("logstash")-p- Elastic password ("logastash")-s- Elastic index name ("dns_index")-t- Elastic document type ("syslog")-x- Set destination network ("0.0.0.0/0")-v- Show dumped requests in console ("false")