man iptables
there is one howto also. Advance-routing howto. It is available at www.linuxdoc.org --kunal >-----Original Message----- >From: [EMAIL PROTECTED] >[mailto:[EMAIL PROTECTED]] On >Behalf Of Peter Green >Sent: Friday, May 10, 2002 8:04 PM >To: Kunal Shah; linux-india-help >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/IPTab >les-Tutorial/iptables-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
