Greetings! Thank to all of your help I was able to create a safe network behind an iptables firewall. Now I need help again. How do I let the workstations do a nslookup? Internet | | Firewall | | ------------------------------- | | | | | | workstation workstation workstation >From their windows workstation, I want to be able to let them perform a nslookup. I tried this and nothing happened. $IPTABLES -A INPUT -p tcp --sport 53 -j ACCEPT even a $IPTABLES -A INPUT -p tcp --dport 53 -j ACCEPT Do I need a nat? Cheers, fritz <www.mesedilla.com> --- + Basta Ikaw Lord ---------------------------------------------------------------------- This email and any files transmitted with it are confidential and intended solely for the use of the individual or entity to whom they are addressed. If you have received this email in error please notify the sender immediately by e-mail and delete this e-mail from your system. Please note that any views or opinions presented in this email are solely those of the author and do not necessarily represent those of the company. Finally, the recipient should check this email and any attachments for the presence of viruses. The company accepts no liability for any damage caused by any virus transmitted by this email. Overture Media, Inc. Direct Line: (632) 635-4785 Trunkline: (632) 631-8971 Local 146 Fax: (632) 637-2206 Level 1 Summit Media Offices, Robinsons Galleria EDSA Cor. Ortigas Ave., Quezon City 1100