NAME

       dnsscope - A PowerDNS nameserver debugging tool

SYNOPSIS

       dnsscope [OPTION]...  INFILE

DESCRIPTION

       dnsscope  takes  an  INFILE  in  PCAP format.  It generates some simple statistics outputs
       these to STDOUT.

OPTIONS

       INFILE Path to a PCAP file.

       -h | --help
              Show the help.

       --rd   Only process packets in INFILE with  the  RD  (Recursion  Desired)  flag  set.   By
              default, we process all DNS packets in INFILE.

       --ipv4 Process IPv4 packets.  On by default, disable with --ipv4 false.

       --ipv6 Process IPv6 packets.  On by default, disable with --ipv6 false.

       --servfail-tree
              Figure out subtrees that generate servfails.

       -l | --load-stats
              Emit per-second load statistics (questions, answers, outstanding).

       -w | --write-failures FILENAME
              Write weird packets to a PCAP file at FILENAME.

       -v | --verbose
              Be more verbose.

SEE ALSO

       pcap(3PCAP), tcpdump(8)

AUTHORS

       Joerg Jungermann (jj+debian At borkum.net).

                                          September 2012                              DNSSCOPE(1)