protection from port scanning ?

Hello Experts ,

as you know the port scanning such as nmap , imap and netcat could used to be scan the ports and states for many different methods ,

Do you know how can i protect my network or server from the port scanning ?

as i know the firewalls can be do this , but there is some techineq via nmap could pass from them ..

what do you suggest in this case ?
CFIL
CFILAsked:
Who is Participating?
I wear a lot of hats...

"The solutions and answers provided on Experts Exchange have been extremely helpful to me over the last few years. I wear a lot of hats - Developer, Database Administrator, Help Desk, etc., so I know a lot of things but not a lot about one thing. Experts Exchange gives me answers from people who do know a lot about one thing, in a easy to use platform." -Todd S.

http:// thevpn.guruCommented:
YOu need to have a look at snort and portsentry

sourceforge.net/projects/sentrytools
How to stop crackers with PortSentry @ LINUX.SYS-CON.COM
linux.sys-con.com/read/32843.htm

Snort - the de facto standard for intrusion detection/prevention
www.snort.org
0

Experts Exchange Solution brought to you by

Your issues matter to us.

Facing a tech roadblock? Get the help and guidance you need from experienced professionals who care. Ask your question anytime, anywhere, with no hassle.

Start your 7-day free trial
Heem14Commented:
The best option is a hardware firewall. On top of that, IDS solutions like Snort that was previously mentioned, are a great way to defend whatever ports you must leave open.
0
CFILAuthor Commented:
thank you Mr shakoush20014'CH4
you comment was what i am looking for ,
CFIL
0
CFILAuthor Commented:
thank you all for your comments .

CFIL
0
It's more than this solution.Get answers and train to solve all your tech problems - anytime, anywhere.Try it for free Edge Out The Competitionfor your dream job with proven skills and certifications.Get started today Stand Outas the employee with proven skills.Start learning today for free Move Your Career Forwardwith certification training in the latest technologies.Start your trial today
Linux Networking

From novice to tech pro — start learning today.