If no ntpd command line is give, don't try to start ntpd (i.e., the script will just run ntpdate)
If no ntpd command line is give, don't try to start ntpd
(i.e., the script will just run ntpdate)

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