Purpose: The March 2019 Skype for Business Security CU contains a security fix for a spoofing vulnerability. This CU will be applied with routine updates to the SfB environment.
Affected: Skype for Business servers.
Purpose: Purpose: Disable the SSL offloading configuration for on-prem Exchange in order to prepare the environment to enable OAUTH/HMA between O365 and Exchange. This is a prerequisite for that. This is also an attempt to resolve a Free/Busy issue.
Affected: OWA, MAPI
Impact: MAPI outage during implementation and troubleshooting. Momentary OWA outage when restarting services.
Affected: Outlook clients.
Purpose: To resolve account lockout issues and NDMP backup issues
Impact: Shares may be disrupted for up to 30 seconds each occurrence
Affected: Departmental shares