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Bookmark this page! The University of Guelph IT System Status Page provides announcements and updates regarding IT-related incidents and maintenance at the University of Guelph. Users can view this page at all times, including during network outages. Users can also opt in for email, SMS and RSS notifications via the “Subscribe to Updates” button above.

Scheduled Maintenance

Telephony Maintenance: Analog Phone System Migration - Day 3 Apr 27, 2026 09:00-16:00 EDT

CCS will be migrating all remaining analog devices from the legacy Siemens phone system to new Voice Gateways integrated with the Cisco Telephony platform. This upgrade will improve reliability and ensure long-term support.

Schedule:

April 23 (8:00 AM – 3:00 PM): Emergency poles and elevator phones
April 24 (8:00 AM – 3:00 PM): Indoor emergency phones
April 27 (business hours): Remaining analog devices

Impact:

Temporary interruption to emergency and non-emergency analog devices (~5–10 minutes per device during cut-over)
No impact to business phones or core campus telephony services
No action is required. Most users will not notice any changes.

If you have questions, please contact the CCS Help Centre at x58888 or IThelp@uoguelph.ca
Posted on Apr 22, 2026 - 11:33 EDT

CFS Active Directory Maintenance Apr 28, 2026 06:00-08:00 EDT

The CFS Active Directory domain will be undergoing maintenance. No service interruption is expected.

The CFS Active Directory domain is the main Microsoft Windows Active Directory domain on campus. CFS AD is primarily used to authenticate users to computers and provide file and print services. It is also used to synchronize users and provide user authentication to other systems, such as secure WiFi (uog-wifi-secure and eduroam), VPN, and telephony and voicemail services.
Posted on Apr 21, 2026 - 16:36 EDT

CFS Active Directory Maintenance Apr 30, 2026 06:00-08:00 EDT

The CFS Active Directory domain will be undergoing maintenance. No service interruption is expected.

The CFS Active Directory domain is the main Microsoft Windows Active Directory domain on campus. CFS AD is primarily used to authenticate users to computers and provide file and print services. It is also used to synchronize users and provide user authentication to other systems, such as secure WiFi (uog-wifi-secure and eduroam), VPN, and telephony and voicemail services.
Posted on Apr 30, 2026 - 06:00 EDT

Network Authentication Servers Maintenance Apr 30, 2026 21:00 - May 1, 2026 00:00 EDT

The network authentication servers for VPN, wired ports (residence and public ports) and wireless guest services will be undergoing maintenance.

One brief interruption in service is expected.
Posted on Apr 22, 2026 - 09:02 EDT
Apr 25, 2026

No incidents reported today.

Apr 24, 2026
Oracle (EBS) Maintenance
Completed - The scheduled maintenance has been completed.
Apr 24, 17:30 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Apr 24, 16:45 EDT
Scheduled - The Database Team will be performing Oracle (EBS) Maintenance Friday, April 24, 4:45pm – 5:30pm.

Finance Applications affected:

1. Oracle (EBS)
2. ECS
3. CIBC
4. Grant and Budget
5. PIES
Apr 24, 14:12 EDT
Telephony Maintenance: Analog Phone System Migration - Day 2
Completed - The scheduled maintenance has been completed.
Apr 24, 15:00 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Apr 24, 08:00 EDT
Scheduled - CCS will be migrating all remaining analog devices from the legacy Siemens phone system to new Voice Gateways integrated with the Cisco Telephony platform. This upgrade will improve reliability and ensure long-term support.

Schedule:

April 23 (8:00 AM – 3:00 PM): Emergency poles and elevator phones
April 24 (8:00 AM – 3:00 PM): Indoor emergency phones
April 27 (business hours): Remaining analog devices

Impact:

Temporary interruption to emergency and non-emergency analog devices (~5–10 minutes per device during cut-over)
No impact to business phones or core campus telephony services
No action is required. Most users will not notice any changes.

If you have questions, please contact the CCS Help Centre at x58888 or IThelp@uoguelph.ca
Apr 22, 11:32 EDT
Apr 23, 2026
Campus Network Maintenance: April 23rd 8pm - 11pm
Completed - The scheduled maintenance has been completed.
Apr 23, 23:00 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Apr 23, 20:00 EDT
Scheduled - From April 23rd 8pm to 11pm, CCS will be performing network maintenance on one of the University's edge routers that provides backup internet access.

This is the first one of the series of two maintenances, the second one will be scheduled soon. No internet access service interruption is expected to all campus users. If you have any questions or concerns, please contact the CCS Help Center at x58888 or 58888help@uoguelph.ca
Apr 16, 13:53 EDT
Telephony Maintenance: Analog Phone System Migration - Day 1
Completed - The scheduled maintenance has been completed.
Apr 23, 15:00 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Apr 23, 08:00 EDT
Scheduled - CCS will be migrating all remaining analog devices from the legacy Siemens phone system to new Voice Gateways integrated with the Cisco Telephony platform. This upgrade will improve reliability and ensure long-term support.

Schedule:

April 23 (8:00 AM – 3:00 PM): Emergency poles and elevator phones
April 24 (8:00 AM – 3:00 PM): Indoor emergency phones
April 27 (business hours): Remaining analog devices

Impact:

Temporary interruption to emergency and non-emergency analog devices (~5–10 minutes per device during cut-over)
No impact to business phones or core campus telephony services
No action is required. Most users will not notice any changes.

If you have questions, please contact the CCS Help Centre at x58888 or IThelp@uoguelph.ca
Apr 22, 11:32 EDT
Apr 22, 2026

No incidents reported.

Apr 21, 2026

No incidents reported.

Apr 20, 2026

No incidents reported.

Apr 19, 2026

No incidents reported.

Apr 18, 2026

No incidents reported.

Apr 17, 2026

No incidents reported.

Apr 16, 2026

No incidents reported.

Apr 15, 2026

No incidents reported.

Apr 14, 2026
ORACLE (APEX) OS Maintenance
Completed - The scheduled maintenance has been completed.
Apr 14, 08:00 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Apr 14, 06:00 EDT
Scheduled - The Database and Systems Teams will be performing OS maintenances this week:
Oracle (APEX) Servers Tuesday, April 14, 6:00 am – 8:00am

Finance Applications affected:
ECS
CIBC
Cognos
FRS
Grant and Budget
SMC
PIES
RRV
OneForm
FinSAS

Human Resources Applications affected:
• Access Control
• HRER
• Job Scheduler
• Time Entry
Apr 10, 11:37 EDT
Apr 13, 2026

No incidents reported.

Apr 12, 2026

No incidents reported.

Apr 11, 2026
Telephony Service Maintenance - Analog Services
Completed - The scheduled maintenance has been completed.
Apr 11, 15:00 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Apr 11, 09:00 EDT
Scheduled - CCS will be performing scheduled maintenance as part of ongoing infrastructure improvements to support the transition from a legacy telephony system and enhance the long-term reliability of campus analog services.

Date & Time:
Saturday, April 11 | 9:00 AM – 3:00 PM

What to Expect:
During this maintenance window, there will be a temporary interruption to some non-emergency analog services while system updates are completed.

Impact:

- Some non-emergency analog devices may experience a temporary outage during this period.
- Emergency services will not be affected.
- There is no impact to business phones, core call processing systems, or other campus services.

If you have any questions or concerns, please contact the CCS Help Centre at x58888 or 58888help@uoguelph.ca.
Apr 7, 10:58 EDT
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