On 7/19/11, Regid Ichira <regi...@yahoo.com> wrote: > hadi motamedi <motamedi24 <at> gmail.com> writes: > >> I tried for 'iptables -S' but it returned 'unknown arg -S' . The >> windows machine firewall is turned off. On the windows machine, >> browsing like http://128.31.0.51 is successful . > > The -S option is clearly mentioned in the manual page and the help text. > What about > iptables -nvL > > ? What firewall, if any, have you set on the debian machine? > > On the Windows machine, what happens if you > telnet the_debian_machine 53 > ? I think you should see nothing, but no timeouts or connection refused > either. And what about > telnet 8.8.8.8 53 > ? > > > > > > -- > To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org > with a subject of "unsubscribe". Trouble? Contact > listmas...@lists.debian.org > Archive: http://lists.debian.org/loom.20110719t182613-...@post.gmane.org > > Dear All With respect to your previous posts regarding the possibility of blocking port 53, I searched in the list for similar cases and I found the following cure : - Add the following line to /etc/sysconfig/iptables -A RH-Firewall-1-INPUT -p udp -m udp --dport 53 -j ACCEPT Then issue: #service iptables restart I tried for it and now the windows machine can browse valid url . I must mention that the problem could not be solved without your comment on the possibility of blocking port 53. Thank you very much again Sincerely Yours
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