config 'system' option 'timezone' 'UTC' option 'hostname' 'flexibity' config 'rdate' option 'server' 'ac-ntp0.net.cmu.edu ptbtime1.ptb.de ac-ntp1.net.cmu.edu ntp.xs4all.nl ptbtime2.ptb.de cudns.cit.cornell.edu ptbtime3.ptb.de'