Re: problem

["DePriest, Jason R." <jrdepriest () gmail com>]

On 6/19/07, waqas khan <> wrote:
> Hey guys i really like nmap and all and it has helped me alot on networks
> and works fine on networks at my work place, but when i use nmap at home and
> scan an ip with it it always says that i have to use -P0 , and when i use it
> , it always says that all ports are filtered.... I get that message with
> each and every ip or dns i try to scan. Please help

Are you behind a firewall that might be blocking or otherwise
filtering your traffic?

Nmap has some command-line options that might help you out, too.  Try
--packet-trace or -d3 (debug level 3) and see if you get any
additional clues as to what might be going on.

-Jason

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