Where to configure policy routing?

Jack Bates <[email protected]> Thu, 09 Feb 2012 22:04:35 -0800
Newsgroups gmane.linux.debian.devel.firewall
Message-ID <[email protected]>
I successfully configure policy routing with "ip route ..." and "ip rule 
..."

Where is the correct place to put these commands, so they "stick" when I 
reboot?