Hello All,
This is with respect to the EAP for the ongoing ZTNA as a service deployment mode. Sophos is scheduling a planned maintenance window to upgrade services. During this period, there will be a downtime for a period of 10 minutes and the access to resources will be affected. 
Once the maintenance is completed, access to resources will be restored automatically. Maintenance will be done across all points of presence in phases. Please find the schedule below:
Region Date Time
US West Region (Oregon) 7th December 05:30 AM UTC
Us East Region (Ohio) 8th December 05:30 AM. UTC
EU West Region(Ireland) 9th December 05:30 AM. UTC
EU Central Region (Frankfurt) 12th December 05:30 AM. UTC
Asia Pacific Region(Mumbai) 13th December 05:30 AM. UTC
Asia Pacific Region (Sydney) 14th December 05:30 AM. UTC