[ntp:questions] Wrong Brazilian time with 2.android.pool.ntp.org (Summertime)

Terje Mathisen terje.mathisen at tmsw.no
Wed Nov 18 13:14:56 UTC 2020


Arthur Jahnke Hoch wrote:
> Hello!
> 
> I have many devices with NTP getting a wrong time to Brazil, in Brazil does not exist summertime anymore to (Brasília - Brazil -2), but NTP server  its returning -2 instead of -3.
> 
> NTP servers that I use:
> 
> 2.android.pool.ntp.org
> south-america.pool.ntp.org
> north-america.pool.ntp.org
> pool.ntp.org
> ntp.api.bz
> ntp.nict.jp
> ntp.sjtu.edu.cn
> 0.asia.pool.ntp.org
> 0.pool.ntp.org
> 0.us.pool.ntp.org
> 1.cn.pool.ntp.org
> 1.us.pool.ntp.org
> 2.asia.pool.ntp.org
> 2.us.pool.ntp.org
> asia.pool.ntp.org
> cn.pool.ntp.org
> europe.pool.ntp.org
> south-america.pool.ntp.org
> north-america.pool.ntp.org
> s2m.time.edu.cn
> time.izatcloud.net
> time-a.nist.gov
> 
> What can I do for solve this issue?

Easy, you don't have to, and cannot solve it by "fixing the ntp server" 
since NTP never cares about time zones, it is and has always been using 
UTC only.

Time zones happens locally in individual machines.

Terje


-- 
- <Terje.Mathisen at tmsw.no>
"almost all programming can be viewed as an exercise in caching"



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