Emerging fwbuilder-1.1.2 does not emerge iproute2 as a dependency. Reproducible: Always Steps to Reproduce: 1. 2. 3.
The infobox at the end of the merge says that you have to merge iproute2 on the computer you will run the firewall script on. Iproute isn't needed to run the GUI.
*** Bug 39694 has been marked as a duplicate of this bug. ***
*** Bug 51224 has been marked as a duplicate of this bug. ***
*** Bug 60796 has been marked as a duplicate of this bug. ***