Cisco Bug: CSCvu00341 - DST/TZ update with 2020a
Oct 27, 2020
- Cisco Unified Communications Manager (CallManager)
Known Affected Releases
10.5(2.10000.5) 11.5(1.10000.6) 12.0(1.10000.10) 12.5(1.10000.22)
Symptom: Unified Communication applications (IMP, UC, UCM, etc) have not picked up the latest tzdata version to reflect new TZ/DST changes for 2020 Conditions: Releases lack DST/TZ update: 2020a Morocco springs forward on 2020-05-31, not 2020-05-24. Canada's Yukon advanced to -07 year-round on 2020-03-08. America/Nuuk renamed from America/Godthab. zic now supports expiration dates for leap second lists. Changes to future timestamps Morocco's second spring-forward transition in 2020 will be May 31, not May 24 as predicted earlier. Adjust future-year predictions to use the first Sunday after the day after Ramadan, not the first Sunday after Ramadan. Canada's Yukon, represented by America/Whitehorse and America/Dawson, advanced to -07 year-round, beginning with its spring-forward transition on 2020-03-08, and will not fall back on 2020-11-01. 2019c Fiji observes DST from 2019-11-10 to 2020-01-12. Norfolk Island starts observing Australian-style Changes to future timestamps Fiji's next DST transitions will be 2019-11-10 and 2020-01-12 instead of 2019-11-03 and 2020-01-19. Norfolk Island will observe Australian-style DST starting in spring 2019. The first transition is on 2019-10-06.
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