Thursday, February 22, 2024
Additional impact: Wi-Fi and wired network access control
- Authentication servers will be migrated and will be unavailable for a short time between 9:00 a.m. and 12:00 p.m. (noon). Clients will not be able to log in to Wi-Fi or use wired 802.1x authentication during the outage. Connected users will continue to work until they roam to a new access point, or the re-authentication timer expires.
What is happening? Resources that currently reside on an aging load balancer will be migrated to new equipment.
When is this happening? Sunday, March 3, between 9:00 a.m. and 4:00 p.m. It is not expected that the entire maintenance window will be used, but there will be several service outages throughout this time.
Services that will be impacted: Known service outages are listed below, though there is the possibility of other, unexpected impacts.
- Campus Directory
- Email:
- Applications or servers sending email messages to smtp.uwaterloo.ca or connect.uwaterloo.ca may bounce or sit in a queue until the servers are available again.
- Messages being sent to @lists.uwaterloo.ca will either bounce, or queue until servers are available again.
- Grouper (unavailable until Monday, March 4)
- Shibboleth
- Skype for Business
- WatIAM (unavailable until Monday, March 4)
- All WCMS 2 sites and other web services, including:
- Scholar
- URL shortener tool
- Site redirects
- Campus Map
- Campus Search
- WCMS 3 sites that use/include:
- Waterloo News Block (temporarily remove block to avoid impact)
- Site footers with logos (temporarily remove logo to avoid impact)
Questions or concerns? Please submit a ticket to the IST Help Portal.