Listserv - Internal Errors
Identified - Listserv is experience issues that will require a brief outage of approximately 30 minutes to resolve. This maintenance is targeted for 9:30 AM this morning (30-Oct-2026).

We apologize for any inconvenience this may cause.
Oct 30, 2026 - 09:15 EDT

About This Site

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

Campus Network Maintenance: Oct 30th 8 PM - 11 PM Oct 30, 2026 20:00-23:00 EDT

On Friday, October 30, from 8:00 PM to 11:00 PM, CCS will be performing scheduled maintenance on the campus network core switches.

No interruption to network services is expected during this maintenance window.

If you have any questions or concerns, please contact the CCS Help Centre at 58888help@uoguelph.ca or extension 58888.
Posted on Oct 26, 2026 - 14:58 EDT

Network Switches Upgrade Nov 3, 2026 06:00-08:00 EST

The network switches at the following buildings will be undergoing upgrade maintenance: OMAFRA(504,505), OVCM(039), PAHL(089), PGFB(082), PHCF(093), PRES(005), RAITHBY(022), RI(092), RICH(018), RJHC(231), ROZH(142), SB(45), SRES(072), SSC(140), STDM(178), THRN(159), TRENT(059), UC(158), VSER(054), WMEM(009), ZAV(021), ZOOB(035).

One 20-minute interruption in network service is expected.
Posted on Oct 19, 2026 - 15:19 EDT

Wireless Maintenance At Animal Science and Nutrition Building Nov 3, 2026 06:00-08:00 EST

The wireless service at the Animal Science and Nutrition Building will be undergoing maintenance.

Two short interruptions in service is expected.
Posted on Oct 28, 2026 - 13:31 EDT

Student Information Systems - WebAdvisor Maintenance Nov 3, 2026 06:00-08:00 EST

There will be a short disruption to WebAdvisor access during this maintenance.
Posted on Oct 30, 2026 - 10:12 EDT

ISP Maintenance at Elora sites November 6th 12am - 6am Nov 6, 2026 00:00-06:00 EST

On Friday November 6th, from 12am to 6am. One of the Universities Internet Service Providers (ISP) will be performing network maintenance at Elora. During this time, Internet access, Wired and Wireless network connectivity and Telephony services at Elora Research Station will be affected up to one hour.

All other areas of the Guelph campus and remote locations will not be affected. If you have any questions or concerns, please contact the CCS Help Center at x58888 or 58888help@uoguelph.ca.
Posted on Oct 30, 2026 - 08:33 EDT

Scheduled Voice Maintenance Nov 6, 2026 21:00-23:00 EST

CCS NI will be performing certificate renew on the UCCX system on Nov 6th, 2026, between 9PM and 11PM.

No impact is expected to phone registration, inbound/outbound calls and emergency/elevator phones.

If you have questions or need support, please contact the CCS Help Centre at x58888 or email ithelp@uoguelph.ca or visit uoguel.ph/IThelp.

Best regards,
Posted on Oct 29, 2026 - 13:46 EDT

Oct 30, 2026

Student Information Systems - WebAdvisor Maintenance
Completed - The scheduled maintenance has been completed.
Oct 30, 10:10 EDT
Scheduled - We do not anticipate any disruption to WebAdvisor access during this maintenance.
Oct 26, 15:26 EDT

Oct 29, 2026

CCS Rubrik Data Protection Platform Security Patch
Completed - The scheduled maintenance has been completed.
Oct 29, 12:00 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 29, 08:02 EDT
Scheduled - Please be advised that on Thursday October 29th, 2026 between 08:00 AM and 12:00 noon CCS Systems Management will be applying a security patch to the Rubrik Data Protection Platform.

There is no expected impact to backup services, however if you have any questions or concerns, please contact the CCS Help Center at x58003 or email ithelp@uoguelph.ca
Oct 28, 13:41 EDT
Listserv/Maestro Updates
Completed - The scheduled maintenance has been completed.
Oct 29, 08:01 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 29, 06:02 EDT
Scheduled - We will be updating Listserv and Maestro with the latest patch releases. The services will be unavailable during the update. Any messages sent to Listserv during this time will be queued for delivery once the maintenance is complete.
Oct 27, 13:29 EDT
Network Switches Upgrade
Completed - The scheduled maintenance has been completed.
Oct 29, 08:01 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 29, 06:00 EDT
Scheduled - The network switches at the following buildings will be undergoing upgrade maintenance: Fuel_Stn(410), FVMI(046), GCTR(075), GENB(056), AFH(099), GFTC(088), GTIF(502), HBRC(245), HHGC(083), ICS(151), JASAC(044), JNHN(011), LA(051), LLC(077), MAC(002), MACN(073), MACS(112), MASS(024), MCKN(068), MINS(001), MLIB(071), MNT2(057), NH(252), 95 Stone Road.

One 20-minute interruption in network service is expected.
Oct 19, 15:17 EDT
CFS Active Directory Maintenance
Completed - The scheduled maintenance has been completed.
Oct 29, 08:00 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 29, 06:01 EDT
Scheduled - 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.
Oct 26, 13:23 EDT

Oct 28, 2026

Primary Internet Service Provider Maintenance
Completed - The scheduled maintenance has been completed.
Oct 28, 23:01 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 28, 22:00 EDT
Scheduled - Our primary Internet Service Provider (ISP) has advised that they will be performing a planned maintenance tonight beginning at 10:00 PM.

During the maintenance window, while services are expected to remain available, users may experience brief interruptions.

CCS will monitor connectivity.
Oct 28, 12:51 EDT

Oct 27, 2026

CFS Active Directory Maintenance
Completed - The scheduled maintenance has been completed.
Oct 27, 08:01 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 27, 06:00 EDT
Scheduled - 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.
Oct 26, 13:23 EDT
Network Switches Upgrade
Completed - The scheduled maintenance has been completed.
Oct 27, 08:00 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 27, 06:00 EDT
Scheduled - The network switches at the following buildings will be undergoing upgrade maintenance: Elora Swine, GDNH(249), LibAnnex, 25UN(171), 78CL(300), AGG(300), AH(066), ALEX(031),ANCC(049), ANNU(070), BAFF(233), BIO(138), BWH(014), CBG(135), CCLC(125), CCRF(175), CLRE(174), CMC(137), CRLM(007), CRSC(069), CSB(147), CUP(055), DAIR(037), DH(016), DREW(010), EBG(165), ECLA(030), ESRC(123), EVTB(186), FEDB(048), FIELD(196).

One 20-minute interruption in network service is expected.
Oct 19, 15:15 EDT

Oct 26, 2026

Oracle APEX - Maintenance
Completed - The scheduled maintenance has been completed.
Oct 26, 08:00 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 26, 05:30 EDT
Scheduled - The Database team will be performing Oracle APEX related maintenance.

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

Human Resources Applications affected:
• Access Control
• HRER
• T4A
Oct 23, 16:38 EDT

Oct 25, 2026

Network Issues - Users may experience slow response in internet traffic, phone issues, internet applications
Resolved - No further issues have been reported, moving to resolved.
Oct 25, 13:14 EDT
Update - Further mitigation has taken place with ISP. All service is currently stable and technical teams are monitoring through the weekend.
Oct 23, 17:16 EDT
Monitoring - Mitigation is being put in place and service continues to improve. Technical teams are still engaged.
Oct 23, 13:55 EDT
Identified - The networking team has identified an issue with the primary internet connection. Network team is investigating. Next update 2pm.
Oct 23, 12:49 EDT

Oct 24, 2026

Student Information Systems - Colleague Software Updates
Completed - The scheduled maintenance has been completed.
Oct 24, 10:00 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 24, 06:00 EDT
Scheduled - The CCS Student Information Systems team will be updating Colleague between 6:00 am and 10:00 am on Saturday, October 24.

There will be a few brief interruptions to Colleague UI, WebAdvisor, Self-Service and Informer while some of these updates are being applied. Full access will be available after 10:00 am.

If you encounter any problems with Colleague after this maintenance, please let us know by contacting the CCS Help Centre at ithelp@uoguelph.ca.
Oct 21, 09:28 EDT
CCS Next Generation Data Center Network Maintenance: Friday, October 23 at 10:00 PM to Saturday, October 24 at 1:00 AM
Completed - The scheduled maintenance has been completed.
Oct 24, 01:00 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 23, 22:00 EDT
Scheduled - From Friday, October 23 at 10:00 PM to Saturday, October 24 at 1:00 AM, CCS will be performing maintenance on the Next Generation Data Centre network infrastructure.

This maintenance window is the sixth of seven planned maintenance activities. Additional maintenance windows will be scheduled and communicated in the coming weeks. No service disruptions are expected as all systems are having redundant network connections.

If you have any questions or concerns, please contact the CCS Help Centre at ithelp@uoguelph.ca.
Oct 20, 10:24 EDT

Oct 23, 2026

Oracle (EBS) - Maintenance
Completed - The scheduled maintenance has been completed.
Oct 23, 20:30 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 23, 16:30 EDT
Scheduled - The Database Team will be performing Oracle (EBS) Maintenance Friday, October 23, 4:30pm – 8:30pm.

Finance Applications affected:
1. Oracle (EBS)
2. ECS
3. CIBC
4. Grant and Budget
5. PIES
Oct 13, 16:15 EDT
Multiple reports of network connectivity issues
Resolved - This incident will be closed. Current issues have been resolved.
Oct 23, 17:23 EDT
Monitoring - Wireless connectivity has been restored. CCS Network and ISP teams will continue to monitor.
Oct 23, 01:16 EDT
Identified - Ongoing troubleshooting has narrowed down the problem to be with our ISP Vendor. We have seen improved service but are continuing to troubleshoot with our vendor to restore full service.
Oct 23, 00:26 EDT
Investigating - Reports of wireless issues are being received. Network team currently investigating.
Oct 22, 20:10 EDT
Monitoring - Wireless connectivity has been restored. The networking team will continue to monitor.
Oct 22, 18:16 EDT
Investigating - Wireless connectivity continues to be affected. Wired connections should still work. Impact to all wireless users. No eta for resolution, technical teams are still working on the issue. Will provide further updates as information becomes available.
Oct 22, 17:06 EDT
Update - We are continuing to receive reports of wifi connectivity issues. Network team investigating.
Oct 22, 15:03 EDT
Monitoring - The connectivity issues affecting some University services have been resolved. Services have returned to normal operation and we continue to monitor. Thank you for your patience.
Oct 22, 14:31 EDT
Investigating - We are currently experiencing network connectivity issues affecting some users both on campus and remote. The CCS Network team is aware and is actively investigating the root cause. We will provide the next update at 2:30pm. Thank you for your patience as we work to resolve this issue
Oct 22, 13:04 EDT
Oracle APEX - Maintenance
Completed - The scheduled maintenance has been completed.
Oct 23, 08:00 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 23, 05:30 EDT
Scheduled - The Database team will be performing Oracle APEX related maintenance on October 23rd (5:30am to 8am).

Finance Applications affected:
• ECS
• CIBC
• Cognos
• FRS
• Grant and Budget
• SMC
• PIES
• RRV
• OneForm
• FinSAS
Human Resources Applications affected:
• Access Control
• HRER
• T4A
Oct 22, 13:59 EDT
ISP Maintenance October 23rd 12:00 am - 6:00 am
Completed - The scheduled maintenance has been completed.
Oct 23, 06:00 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 23, 00:00 EDT
Scheduled - On Friday October 23rd, from 12:00 am to 6:00 am, one of the University's Internet Service Providers (ISP) will be performing network maintenance on their infrastructure.

During this time, Internet access, Wired and Wireless network connectivity, and Telephony services at Elora Research Station will be affected up to one hour.

All other areas of the Guelph campus and remote locations will not be affected. If you have any questions or concerns, please contact the CCS Help Center at x58888 or 58888help@uoguelph.ca.
Oct 20, 11:17 EDT

Oct 22, 2026

Student Information Systems - WebAdvisor maintenance
Completed - The scheduled maintenance has been completed.
Oct 22, 08:00 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 22, 06:00 EDT
Scheduled - Access to WebAdvisor will remain available during this maintenance. You may experience brief interruptions accessing certain options.
Oct 21, 09:24 EDT

Oct 21, 2026

No incidents reported.

Oct 20, 2026

Animal Science and Nutrition Building Wireless Maintenance
Completed - The scheduled maintenance has been completed.
Oct 20, 08:00 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 20, 06:00 EDT
Scheduled - The wireless service in the Animal Science and Nutrition Building will be undergoing maintenance.

Two interruptions in service are expected.
Oct 14, 11:40 EDT

Oct 19, 2026

No incidents reported.

Oct 18, 2026

No incidents reported.

Oct 17, 2026

No incidents reported.

Oct 16, 2026

Guelph Humber Campus Network Maintenance
Completed - The scheduled maintenance has been completed.
Oct 16, 00:00 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 15, 22:00 EDT
Scheduled - The network service at the Guelph Humber campus will be undergoing maintenance.

Two interruptions in wired and wireless network service are expected.
Oct 8, 15:11 EDT
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