I can confirm this bug in Gutsy. I'm using my Ubuntu box as a home internet gateway, and uncommenting that line did not set /proc/sys/net/ipv4/ip_forward to 0 on reboot.
I can confirm this bug in Gutsy. I'm using my Ubuntu box as a home internet gateway, and uncommenting that line did not set /proc/sys/ net/ipv4/ ip_forward to 0 on reboot.