Handle parameter passing directly to network driver

Docker-DCO-1.1-Signed-off-by: Erik Hollensbe <github@hollensbe.org> (github: erikh)
fixups to get tests to pass

Docker-DCO-1.1-Signed-off-by: Erik Hollensbe <github@hollensbe.org> (github: erikh)
Merge pull request #122 from erikh/parameter_passing

Parameter passing