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%&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz                                                                         
 








      
 	

     
  
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$4 % &'()*56789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz                                                                        
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<service>
  <short>Precision Time Protocol (PTP) Master</short>
  <description>The Precision Time Protocol (PTP) allows to synchronize computers to a time master. Enable this option, if you are providing a PTP master. You need the linuxptp package installed for this option to be useful.</description>
  <port protocol="udp" port="319"/>
  <port protocol="udp" port="320"/>
</service>