On Tue, Sep 20, 2005 at 02:10:30PM +0000, P theodorou wrote: > now regarding icmp packets . Is it > applicable to drop inbound echo requests (so otherts cannot see me ) You're free to do this, but it'll show as "there is something that is desperately trying not to be seen" to the educated attacker. > Sorry if it looks very basic but im confused This is _very_ basic, asked (and answered) a gazillion of times. If this is for a business environment, I'd like to urgently recommend hiring somebody who knows what to do. Greetings Marc -- ----------------------------------------------------------------------------- Marc Haber | "I don't trust Computers. They | Mailadresse im Header Mannheim, Germany | lose things." Winona Ryder | Fon: *49 621 72739834 Nordisch by Nature | How to make an American Quilt | Fax: *49 621 72739835