----- Original Message ----- From: "Winelfred G. Pasamba" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Tuesday, June 03, 2003 7:42 PM Subject: Re: [plug] Firewall before a NAT machine
> > I need help on how to migrate it or configure on a separate machine for > > the firewall and NAT with less *downtime*. > > I want to insert a firewall/NAT machine in front of our local network > > and bandwidth control later. yes you can do that with minimal or no downtime at all.... as of the moment, i dont know the exact network topology that you have but ill give you a simple trick to solve your problem... the trick is that since you have a firewall/NAT installed already.. setup your new firewall/nat and installed it in your network... i assume that you know already how to NAT and how to route packets to other network segments... now the scenario is that, a packet is going to and back from the internet is NAT (old firewall/nat server) by another NAT (new firewall/nat server).. dont worry about NAT by another NAT.. what important most is that the end-to-end communication is working perfectly fine.... after you did that, you can easily remove the configuration of your old firewall/nat server so that there will be one firewall/nat server left inside your network and that is your new fireall/nat server :-> fooler. -- Philippine Linux Users' Group (PLUG) Mailing List [EMAIL PROTECTED] (#PLUG @ irc.free.net.ph) Official Website: http://plug.linux.org.ph Searchable Archives: http://marc.free.net.ph . To leave, go to http://lists.q-linux.com/mailman/listinfo/plug . Are you a Linux newbie? To join the newbie list, go to http://lists.q-linux.com/mailman/listinfo/ph-linux-newbie
