fwknop from home:c0d3g33k:fwknop project
Select Your Operating System
Add repository and install manually
For openSUSE 12.1 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:c0d3g33k:fwknop/openSUSE_12.1/home:c0d3g33k:fwknop.repo zypper refresh zypper install fwknop