Security Basics mailing list archives
Re: how to find out a list of available ftp servers on LAN
From: Turbo <sandeep_kr () students iiit net>
Date: Sat, 5 May 2007 08:36:02 +0530 (IST)
Thanks for the help. But I have already tried out all those parameters. I used --min-rtt-timeout of 15 (extremely low) and --min-parallelism of 256 but still couldn't achieve a performance as high as that achieved by that simple c program.
Still looking for improvements... Once again, thanks for the suggestion.On Sat, 5 May 2007, Pranay Kanwar wrote:
Hi, You can fine tune nmap's performance using the --max-parallelism, --min-parallelism, --min-rtt-timeout, --host-timeout and other few options i'll illustrate the --max-parallelism option 1. $ time nmap -sT --max-parallelism 1 172.31.1.15 Starting Nmap 4.20 ( http://insecure.org ) at 2007-05-05 01:29 IST Interesting ports on iws15.iiita.ac.in (172.31.1.15): Not shown: 1687 closed ports PORT STATE SERVICE 21/tcp open ftp 22/tcp open ssh 111/tcp open rpcbind Nmap finished: 1 IP address (1 host up) scanned in 0.800 seconds real 0m0.804s user 0m0.023s sys 0m0.157s 2. $time nmap -sT --max-parallelism 5 172.31.1.15 Starting Nmap 4.20 ( http://insecure.org ) at 2007-05-05 01:31 IST Interesting ports on iws15.iiita.ac.in (172.31.1.15): Not shown: 1687 closed ports PORT STATE SERVICE 21/tcp open ftp 22/tcp open ssh 111/tcp open rpcbind Nmap finished: 1 IP address (1 host up) scanned in 0.290 seconds real 0m0.294s user 0m0.016s sys 0m0.132s As you can see the amount of time taken for execution is clearly obvious. Regards, warl0ck // MSG http://www.metaeye.org
-- I do know everything, just not all at once. It's a virtual memory problem. Home Page : http://students.iiit.ac.in/~sandeep_kr Blog : http://sandy007smarty.blogspot.com
Current thread:
- RE: how to find out a list of available ftp servers on LAN Troy Robinson (May 01)
- Re: how to find out a list of available ftp servers on LAN John Mason Jr (May 01)
- RE: how to find out a list of available ftp servers on LAN Turbo (May 03)
- Re: how to find out a list of available ftp servers on LAN Pranay Kanwar (May 04)
- Re: how to find out a list of available ftp servers on LAN Turbo (May 04)
- Re: how to find out a list of available ftp servers on LAN Pranay Kanwar (May 04)
- Re: how to find out a list of available ftp servers on LAN Turbo (May 07)
- Re: how to find out a list of available ftp servers on LAN Pranay Kanwar (May 07)
- Re: how to find out a list of available ftp servers on LAN Turbo (May 07)
- Re: how to find out a list of available ftp servers on LAN Pranay Kanwar (May 07)
- Re: how to find out a list of available ftp servers on LAN Pranay Kanwar (May 04)
- <Possible follow-ups>
- Re: how to find out a list of available ftp servers on LAN Lukasz Szmit (May 01)
- Re: how to find out a list of available ftp servers on LAN Turbo (May 01)
- Re: how to find out a list of available ftp servers on LAN Turbo (May 01)
- Re: how to find out a list of available ftp servers on LAN Justin Ross (May 01)
- Re: how to find out a list of available ftp servers on LAN Jason Ross (May 02)
- Re: how to find out a list of available ftp servers on LAN killy (May 03)