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KNOCKER

NAME

knocker − An easy to use network security port scanner

SYNOPSIS

knocker --host <host> [OPTION]

DESCRIPTION

knocker is a simple and easy to use TCP security port scanner written in C using pthreads which is able to analyze hosts and all of the different services started on them.

OPTIONS

−H, −−host

host name or numeric Internet address to scan

−P, −−port

port number to scan (single port scan only)

−SP, −−start-port

port number to begin the scan from

−EP, −−end-port

port number to end the scan at

−−last-host

uses the last scanned host as target

−−last-scan

performs again the last port scan

−q, −−quiet

disable console output and logs to file.

−lf, −−logfile <logfile>

log the results to a specified file.

−nf, −−no-fency

disable fency output

−nc, −−no-colors

disable colored output

−−configure

let the user configure knocker

−h, −−help

display this help and exit

−v, −−version

output version information and exit

EXAMPLES

To run this program the standard way type:

knocker --host 192.168.0.1

If you want to specify a port range to scan:

knocker --host thehost --start-port 1 --end-port 2600

or

knocker -H thehost -SP 1 -EP 2600

To scan a single port:

knocker -H thehost --port 21

To run this program not using colors (if your terminal does not support colors):

knocker --host 192.168.0.1 --no-colors

To run this program run in background and have the results written in a log file:

knocker --host 192.168.0.1 --quiet &

AVAILABILTY

The latest version of this program can be found at http://knocker.sourceforge.net

BUGS

See the BUGS file in the knocker source package for a list of known bugs. Report bugs to <g DOT gabriele79 AT genie DOT it>

AUTHOR

knocker is written by Gabriele Giorgetti <g DOT gabriele79 AT genie DOT it>

COPYRIGHT

Copyright © 2001,2002 Gabriele Giorgetti
This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

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