Come configurare il servizio semplificato di sincronizzazione dell’orologio e impostare il cambio da ora legale CET ad ora solare CEST

Configurazione SNTP usando i server italiani dell’Istituto Nazionale di Metereologia INRIM Time and Frequency Laboratory

timesync sntp
sntp unicast
sntp server priority 1 193.204.114.232
sntp server priority 2 193.204.114.233

Configurazione Time Zone e DST

time daylight-time-rule user-defined begin-date 03/25 end-date 10/25
time timezone 60

Verifica funzionamento

show sntp

 SNTP Configuration and Status

  Time Sync Mode      : SNTP

  SNTP Mode           : Unicast
  Poll Interval (sec) : 720
  SNTP Authentication : Disabled
  Source IP Selection : Outgoing Interface

  Priority SNTP Server Address                      Version Key-id
  -------- ---------------------------------------  ------- ----------
  1        193.204.114.232                          3       0
  2        193.204.114.233                          3       0

show sntp statistics

 SNTP Statistics

  Received Packets  : 4
  Sent Packets      : 7
  Dropped Packets   : 0

  SNTP Server Address                              Auth Failed Pkts
  ---------------------------------------          ----------------
  193.204.114.232                                      0
  193.204.114.233                                      0

show time
  Wed Nov  8 21:07:14 2017