dns-filter(1)

NAME
dns-filter - filter DNS database files

SYNOPSIS
dns-filter [ option... ][ infile [ outfile ]]
dns-filter -Help
dns-filter -VERSion

DESCRIPTION
The dns-filter program is used to filter various things out of DNS database files. The filters may removes entries by class, type or name.

OPTIONS
The following options are understood:

-Help
    Provide some help with using the dns-filter program.

-Allow_Class name
    This option may be used to limit the classes permitted. You may use this option more than once, only the classes named will be passed through. By default, all classes are passed.

-Delete_Class name
    This option may be used to limit the classes permitted. You may use this option more than once, the classes named will not be passed through. By default, no classes are deleted.

-Allow_Type name
    This option may be used to limit the types permitted. You may use this option more than once, only the types named will be passed through. By default, all classes are passed.

-Delete_Type name
    This option may be used to limit the types permitted. You may use this option more than once, the types named will not be passed through. By default, no types are deleted.

-Automatic_Time_Stamp
    This option may be used to automatically update the time stamp in SOA records based on the current time. The time stamp will have a granularuty of 86 seconds.

-Delete_Foreign_Names
    This option may be used to delete A and NS records which reference names in domains outside the domain specified in the closest preceeding SOA record.

-No_Line_Numbers
    This option may be used to inhibit the generation of $line directives in the output. They confuse NAMED, but they are useful if the output of dns-filter is to be fed into one of the other utilities in the dnsutl package. By default $line directives are emitted.

-VERSion
    Print the version of the dns-filter program being executed.

-Idirectory
    This option may be used to set the search path for include files.

All other options will produce a diagnostic error.

All other options will produce a diagnostic error. Options may be abbreviated, the minimum abbreviation is shown in upper-case. Options are case insensitive. Options and file names may be mixed arbitrarily on the command line.

EXIT STATUS
The dns-filter command will exit with a status of 1 on any error. The dns-filter command will only exit with a status of 0 if there are no errors.

COPYRIGHT
dns-filter version 1.6,
Copyright (C) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1999, 2000 Peter Miller; All rights reserved.

The dns-filter program comes with ABSOLUTELY NO WARRANTY; for details use the 'dns-filter -VERSion Warranty' command. The dns-filter program is free software, and you are welcome to redistribute it under certain conditions; for details use the 'dns-filter -VERSion Redistribution' command.

AUTHOR
Peter Miller | E-Mail: | millerp@canb.auug.org.au
/\/\* | Web: | http://www.canb.auug.org.au/~millerp/