NAME

       pcapuc - filter a pcap for IP addresses

SYNOPSIS

       pcapuc [OPTIONS]...

DESCRIPTION

       pcapuc  parses an input pcap file and prints unique IP addresses and the number of packets
       each IP address appeared in. Optionally, pcapuc can limit its  output  to  addresses  that
       only  appear  in  the source address field of the IP header, addresses that only appear in
       the destination address field, or sets of IP addresses  that  appear  in  the  source  and
       destination address fields.

PCAPNET OPTIONS

       -i interface
              Input interface to read packets from.

       -r pcap file
              Dump file to read packets from.

       -w pcap file
              Dump file to write filtered packets to.

       -f expression
              BPF expression which selects packets to be filtered.

       -s snaplen
              Capture snaplen bytes of data from each packet.

       -p     Disable promiscuous mode sniffing.

PROGRAM OPTIONS

       -S     count source IP addresses only

       -D     count destination IP addresses only

       -P     count pairs of IP addresses

       -C     output only the number of unique IP addresses or IP address pairs

                                         26 December 2021                               pcapuc(1)