We had, accidentally or not, stopped allowing user-supplied command lines. This broke control net firewalls.
We had, accidentally or not, stopped allowing user-supplied command lines.
This broke control net firewalls.

Make my best guess attempt at what the code should do; i.e., there are still
cases where we probably shouldn't allow such command lines.

nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome