http://www.linuxvoodoo.com/howto/iptables/iptables-tutorial.html
i think , this should solve all ur problems.. one of the most comprehensive tutorials. Arvind ----- Original Message ----- From: "Peter Green" <[EMAIL PROTECTED]> To: "Kunal Shah" <[EMAIL PROTECTED]>; "linux-india-help" <[EMAIL PROTECTED]> Sent: Friday, May 10, 2002 8:04 PM Subject: Re: [LIH] Reg: iptables in RHL 7.2 > Hi > > can u give me a simple scritp (iptables) to block all > ports except 21,22,25,80,110 > > REgards > Peter > > --- Kunal Shah <[EMAIL PROTECTED]> wrote: > > > > your ipchians is not working because > > kernel module ipchains is not installed. > > and you can not install ipchains module because your > > > > iptable module is there. > > remove iptable modules from kernel with rmmod and > > install ipchains modules with insmod. > > then do what you want to do with ipchains. > > > > however, your main concern is to block all the ports > > accpet some of them. you can achive it with iptables > > also. > > > > --kunal > > > > On Wed, 8 May 2002, Peter Green wrote: > > > > > Hi all, > > > > > > I would like to open only ports 21,22,25,80,110 > > to > > > all > > > all other ports should be blocked . > > > can any one suggest a simple iptables script which > > i > > > can use for this purpose. > > > > > > > > > also when i use ipchains -F it says as > > > "this kernal not supported " but iptables works > > fine > > > in redhat linux 7.2. What may be the reason? > > > > > > > > > I found a very informative link on the net about > > > iptables > > > > > > > > > http://www.linuxsecurity.com/resource_files/firewalls/IPTables-Tutorial/ipta bles-tutorial/iptables-tutorial.html > > > > > > > > > Regards > > > Peter > > > > > > > > > > > > > > > > > > ===== > > > --------------------------------------- > > > Security is a process .NOT. a product > > > --------------------------------------- > > > > > > __________________________________________________ > > > Do You Yahoo!? > > > Yahoo! Health - your guide to health and wellness > > > http://health.yahoo.com > > > > > > > > > _______________________________________________________________ > > > > > > Have big pipes? SourceForge.net is looking for > > download mirrors. We supply > > > the hardware. You get the recognition. Email Us: > > [EMAIL PROTECTED] > > > _______________________________________________ > > > linux-india-help mailing list > > > [EMAIL PROTECTED] > > > > > > https://lists.sourceforge.net/lists/listinfo/linux-india-help > > > > > > > > > > _______________________________________________________________ > > > > Have big pipes? SourceForge.net is looking for > > download mirrors. We supply > > the hardware. You get the recognition. Email Us: > > [EMAIL PROTECTED] > > _______________________________________________ > > linux-india-help mailing list > > [EMAIL PROTECTED] > > > https://lists.sourceforge.net/lists/listinfo/linux-india-help > > > ===== > --------------------------------------- > Security is a process .NOT. a product > --------------------------------------- > > __________________________________________________ > Do You Yahoo!? > Yahoo! Shopping - Mother's Day is May 12th! > http://shopping.yahoo.com > > _______________________________________________________________ > > Have big pipes? SourceForge.net is looking for download mirrors. We supply > the hardware. You get the recognition. Email Us: [EMAIL PROTECTED] > _______________________________________________ > linux-india-help mailing list > [EMAIL PROTECTED] > https://lists.sourceforge.net/lists/listinfo/linux-india-help _______________________________________________________________ Have big pipes? SourceForge.net is looking for download mirrors. We supply the hardware. You get the recognition. Email Us: [EMAIL PROTECTED] _______________________________________________ linux-india-help mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/linux-india-help
