Exchange failover due to network interruption

Service

Exchange (Connect)

Type

Incident

Description

Related to: https://rt.uwaterloo.ca/ServiceUpdate/Show.html?id=503605

50% of Exchange databases failed over to servers in EC2.
Client Access Servers (CAS) in MC temporarily kicked off client connections to the CAS in EC2. Clients using Outlook could have noticed a popup stating that the connection to Exchange was unavailable. Clients would have re-connected to the servers in EC2 within seconds causing a blip in service.

Start time

Thursday, March 3, 2016 11:14 AM

End time

Thursday, March 3, 2016 11:18 AM

Impact

Outlook clients may have been presented with a loss of service pop-up

Resolution

no manual intervention taken by Exchange team

Notice submitted

Sunday, March 20, 2016 9:19 PM