Packets

Print a summary of the transmitting hosts present in the output from tcpdump:
tcpdump > packet-summaries
[Ctrl-C]
cat packet-summaries | egrep ^.{16}IP | awk '{ print $3 }' | sed 's/\(.*\)\..*/\1/g' | sort \
                     | uniq -c | sort -n
Assistant Professor

My research interests include free and open source software, system security, and network security.