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Service Outage History (Updated at start of each Month)

September 2017

25th: Telephony in Wellesbourne unavailable for 2 hours following power maintenance work.

18th: Network was unavailable for several hours in the Engineeing building due to a hardware failure following week end power maintenance activity. Replacement cards were sourced to restore service.

4th: Telephony in various locations in the Social Sciences building was unavailable for 1 hour due to a hardware issue.

August 2017

24th Building Access Control system was unavailable for 1 hour due to the unplanned impact of a planned change. The change was backed out to restore service.

23rd Landline telephony for various departments including SAP Help Desk, parts of Academic Office, RSS and Student Careers and Skills unavailable for 1 hour due to a hardware failure. This was manually restarted to restore the service.

17th At the start of Clearing, due to the extremely high volume of calls being received, the holding queue on the hotline number was breached.

16th External calls into the university could not be made for 30 minutes due to a software failure. A restart of the service was performed.

15th Telephony in the CTU building unavailable for 2 hours due to a software failure on the exchange. A manual restart was performed to restore service.

14th Calls to 999 or 22222 emergency number were not being received correctly for a short while.

9th Membership adminstration unavailable for 15 minutes due to a service hanging. This was restarted to restore service.

3rd External calls into the university could not be made for 30 minutes due to a set up error on one of the system consoles. This was corrected to restore service.

1st Telephony in the CTU building unavailable for 2 hours due to a software failure on the exchange. A manual restart was performed to restore service.

July 2017

19th: Memberhip interface services unavailable for 1 hour due to unplanned impact of a planned change.

19th: Building access system intermittently unavailable for 1 hour due to undiagnosed network issues.

14th: MyPortfolio/Mahara inaccessible for 2 hours due to user authentication problems.

14th: Moodle and associated services including Mahara ePortfolio, Lecture Capture Access degraded for 1 day due to problems with a system upgrade performed by the external service provider.

13th: Moodle unavailable for 45 minutes due to problems with a system upgrade performed by the external service provider.

12th: SITS users experienced various 'Uniface error' messages for 2 days due to a software issue on the ITS Managed Desktop.

7th: Building access system uupdates unavailable for 3 days due to unforeseen impact of a planned change.

3rd: Network in Gibbet Hill unavailable for 1 hour due to the network switch not repowered automatically following a planned Estates electrical maintenance activity.

June 2017

28th: Telephony unavailable in parts of University House for 2 hours due to a software issue.

26th: Wireless services unavailable in parts of WBS building for 30 minutes due to failure of switch to power up correctly after electyrical maintenance.

21st: ITS and Estates Helpdesks unable to receive calls for 1 hour due to a service failure on the new Mitel telephony system. This was restarted.

15th: Access to departmental shared drives and folders unavailable for up to 2 hours due to a manual error in deleting a configuration file. The file was restored.

May 2017

26th: Wireless services unavailable in Walsgrave for 1 hour due to a network link failure. Link connection restored to resume service.

24th: Personal home and web pages unavailable for 3 hours due to a hardware failure.

24th: Wireless services across campus severely degraded for 1 hour due to the failure of a service. This was restarted.

21st: Wireless services across campus severely degraded for 3 hours due to the failure of a service. This was restarted.

17th: Lecture capture service unavailable for 30 minutes due to the unplanned impact during planned maintenance on the server hosting it. The server was restarted to restore service.

17th: ITS and Estates Helpdesks unable to receive calls for 1 hour due to a service failure on the new Mitel telephony system. This was restarted.

16th: Telephony in the Argent Court Annexe unavailable for 1 hour due to a failure on a fibre cable connected to the server supporting the service. This was replaced.

8th: Small number of telphones in Argent Court Annexe unavailable for 1 hour due to a service running on the hardware supporting them failing. The service was restarted.

3rd: Wireless services across campus severely degraded for 2 hours due to the failure of a service. This was restarted.

April 2017

25th: Landline telephony services unavailable in parts of Westwood for 15 minutes due to a software issue on the system controlling the phones. The switch automatically restarted itself to fix the issue which resulted in the service outage.

20th: Landline telephony intermittent during the day in Arden House due to an issue with the console running the system. Comsole rebooted which resolved the issue.

19th: IT Services Help Desk telephone service was unavailable for 1 hour following a service failure on the new telephony system. Mitel restarted the service.

18th: Landline Telephony unavailable in Arden House for 1 hour due to a hardware card issue in the network switch which controls the phones. The card was reset to restore services.

11th: Wifi services in parts of Scarman House unavailable following power cut inadvertantly caused by external contractor. Power was restored to restore service.

5th: Landlne Telephony services unavailable in parts of Westwood for 20 minutes due to hardware issue. The system was restarted to restore service.

4th: An emergency phone in Gatehouse Security was ringing continually. Mitel engineer attended site to replace switch device causing the issue.

March 2017

28th: Access to the internet on a customers preferred browser was unavailable for several hours. This was eventually traced to a Warwick Sport Newsletter and the internet cookie created on a customers PC when clicking on one of the web page links in it. An emergency code fix in Sitebuilder was released to accommodate it.

16th: Access to Outlook Web Access in a degraded state for several hours due to a hardware issue. The device was restarted to restore service.

16th: Access to various web services (e.g.Sitebuilder, Tabula, Blogs) unavailable or degraded for 12 hours due to an issue with system backups.

16th: Access to University services via VPN unavailable for 15 hours due to the impact of an unplanned change. The change was backed out to restore service.

15th: Access to email via the Outlook Client unavailable for many users for several days due to unknown issue at Microsoft. We were unable to obtain acknowledgement and details of resolution from them. Customers advised to use Outlook Web Access (OWA) in the interim.

1st: Network and Internet unavailable in IMC building for 15 minutes due to the air conditioning in the switch room not automatically restarting after a planned power outage. This caused the network switch to auto-shut down at the temperature increased. Air con and Switch manually restarted.

February 2017

28th February: Multiple issues encountered with Sitebuilder pages following work to move the underlying servers and databases to new hardware and software. Fixes were applied during the day to restore service.

27th February: Documents printed from MAC devices displayed a large watermark. Due to unforeseen software licensing impact of a planned change.

7th February: BPM was available but in a degraded state for 1 hour due to a capacity issue on the server.  

1st February: Delivery of 25% of emails into the University delayed up to 6 hours due to several very large bulk emails being sent by the university.

January 2017

31st January: Internet access and VPN services unavailable for 90 minutes due to a failed maintenance activity. The change was backed out to restore service.

30th January: Some customers were unable to view their email through the Outlook client. This was due to a service degradation at Microsoft.

23rd January: Parts of campus could not make external calls for two hours. Faulty hardware device replaced.

13th January: Kinetics unavailable for 30 minutes. No cause found. Service beijng monitored for reoccurrence.

9th/10th January: MultiUserUnix system and some departmental web pages unavailable for several hours due to hardware error. Services were pointed to a new server to restore service.

6th January: Unable to edit sitebuilder pages for 1 hour due to a hardware issue. The server was restarted to restore service. 

December 2016

30th December: Unable to login to the Tills in the Sports Centre for 1 hour. This was traced to the auto-expiry of Warwick accounts on the Gladstone service, which were re-enabled to restore service. Gladstone are investigating why this happened.

19th December: Unable to access QPulse software following a failure of the service on the server hosting the software. The service was restarted successfully.

13th December: Severe delay over 2 days in the receipt of emails from senders outside of the University email system (and Warwick resource accounts). This was as part of the Argent Court Data Centre Electrical Testing activity, whereby a delaty was expected but which was much greater than expected.

12th December: Buildng Access database unavailable for several hours due to a firewall rules issue.

8th December: Various web based applications (e.g. Car Parking updates, Access Control database) unavailable for 2 hours due to a database issue.

6th December: Unable to access Moodle for 2 hours due to an abnormally high volume of requests to the Single Sign-On system.

1st December: Unable to make online payments for several hours due to unplanned issues from a planned database upgrade.

November 2016

18th November: Unable to login to Managed Linux workstations for 30 minutes due to unplanned impact of change to service.

16th November: Access to multi-server Unix unavailable for 3 hours following extended outage for move of the server to the University House data centre.

15th November: Managed Windows 7 Desktop reimaging service unavailable for 1 day due to suspected issue with recent release of Java.

15th -24th November: Landline Telephony Group hunt functionality unavailable in parts of the University for over a week. Eventually traced by BT to a hardware fault in their telephone exchange system.

14th November: Landline Telephony at Wellesbourne unavailable for 8 hours due to a hardware failure.

10th November: Network access in Physical Sciences building unavailable for 2 hours due to the unplanned impact of a planned change.

2nd November: Email delivery failures to gmail accounts encountered following the implementation of stronger spam controls on the mail relays. Individual cases handles to approve email addresses.

October 2016

31st October: Receipt of emails from external sources were not delivered for 24 hours. This was traced to a DNS issue which once resolved resulted in the backlog of emails being delivered.

25th October: Updates to Printer Credits delayed for 4 hours. A test of the Internal DNS system in preparation for the Argent Court electrical shutdown was happening at the time and on completion, access to VPN was restored.

25th October: Access to VPN 2-factor unavailable for 4 hours. A test of the Internal DNS system in preparation for the Argent Court electrical shutdown was happening at the time and on completion, access to VPN was restored.

25th October: Email folders across a small proportion of University email accounts did not recive any emails for several hours. There was no obvious cause and service was restored.

14th - 15th October: Access to Moodle unavailable due to a hardware failure at the Service Provider.

14th October: Telephony in the New Education building unavailable for 4 hours due to a network card failure. The card was reset to restore service.

8th October: Access to ResNet in Rootes unavailable overnight due to power breakers tripping following the completion of a planned electrical outage.

6th October: Student Lecture timetables in Tabula were not populated for 8 hours due to a server capacity issue.

3rd October: Access to the online Room Booking System was unavailable overnight following a service failure. The service was restarted to restore access.

September 2016

24th September: Security and fire cover was unavailable for parts of the campus due a server issue. the server was restarted to restore service.

22nd September: Access to the network in Estates Stores building was unavailable for 2 hours due to a failed switch. The switch was replaced.

20th September: Access to the SITS production desktop client system was unavailable for several hours following the unplanned impact of a planned change. The change was partially backed out to restore service.

18th September: Access to telephony in Claycroft was unavailable for several hours as the circuit breaker had tripped. this was reset to restore service.

17th September: Access to Eating at Warwick was unavailable due to the application using 100% of the memory space available on the server. The server was restarted to restore service.

14th September: Access to the network in Student Careers and Skills department was unavailable for 1 hour due to a switch failure. The switch was restarted.

13th September: Access to landline telephones in Argent Court was unavailable for 1 hour due to a failed software upgrade. To restore service the change was reverted.

9th September: Access to submitted reports in Turnitin could not be viewed for 1 hour due to an unnotified software change made by the third party service provider

6th September: Printing from Linux PCs not managed by IT Services was unavailable for 1 day due to the unforeseen impact of a software upgrade. A workaround has been provided.  

6th September: Access to the network in the Physical Sciences building was unavailable for 1 hour due to a failed UPS.

6th September: Access to various Call Centre telephone numbers including the ITS Help Desk, Post Graduate Admissions and Arts Centre Book Office were unavailable for 1 hour due to a failed planned change. To restore service the change was reverted

6th September: Access to ResNet in Rootes building was unavailable for 1 hour due to a failed planned change. To restore service the change was reverted.

August 2016

23rd August: Access to Guest wifi was unavailable for 12 hours overnight following a failed software upgrade. The failure was traced to a configuration setting which was then turned off and service restored.

22nd August: Access to departmental shared files was unavailable for 90 minutes following a manual error in setting up a new storage file system.

16th August: Intermittent access to managed departmental printing for 30 minutes. No fault was identified and issue resolved itself. To be monitored for future occurences.

15th August: Access to Landline telephony across various parts of campus was unavailable for 90 minutes due to a faulty power supply unit in one of the servers. This was replaced to restore service.

12th August: Access to Landline telephony was unavailable in Phytobiology builidng as part of a planned outage which had not been communicated to each affected department.

10th August: Access to the network was unavailable for 1 hour in Rootes and Benefactors after the generator being used by Estates to support electrical work taking place in Rootes failed.

2nd August: Access to Internet unavailable for 45 minutes due to an overrunning maintenance activity. The work was due to finish at 08:30 but continued until 09:15.

1st August: Unable to pay online for printer credits for 1 hour due to a service which had failed on the Printer Credits server. The service was restarted to restore access.

July 2016

26th July Access to Sitebuilder pages unavailable for 1 hour, due to a capacity issue on one of the servers supporting the service.

25th July Access to many IT Services unavailable (primarily wifi and Network) overnight and up to 11:00, due to an issue encountered with a planned change on the Network.

21st July Access to wifi (Resnet, Hotspot Secure) unavailable for 2 hours due to a software fault on part of the hardware which supports the wifi service. The device was restarted and is now due for replacement.

19th July Access to wifi (Resnet, Hotspot Secure) unavailable for 15 minutes due to a software fault on part of the hardware which supports the wifi service. The device was restarted.

7th July Access to Landline telephones for many parts of the campus unavailable for up to 6 hours due to a hardware failure. The faulty component was identified and replaced.

5th July Access to Internet (staff and students) severely degraded for 2 hours due to a Denial of Service attack. The machine through which it was being launched was identified and blocked from the network.

June 2016

27th June Access to web single sign-on service unavailable for 2 hours due to unplanned impact of applying the latest application security certificate. 

23rd June Access to Resnet wifi service unavailable for 1 hour due to unplanned impact of the monthly Microsoft patch process.

15th June Access to the campus wifi services unavailable for 2 hours due to the unplanned impact of a planned change.

15th June Access to the Guest wifi service unavailable in the Warwick Arts Centre for 20 minutes following the failure of one of the wifi nodes. Investigations ongoing as to what the node on failure, did not automatically make the standby node active.

14th June Access to the Landline telephony and voicemail services across several parts of the campus unavailable for up to 1 day due to faultly switch device. This legacy hardware is being replaced as part of the upgrade of the University telephony system to VOIP.

8th June Access to the Building Access management system unavailable for 3 hours due to a capacity issue on one of the servers. The service was manually restarted.

7th June Access to campus network in parts of the University unavailable for 2 hours following a hardware failure on a network device following planned maintenance work. The affected device was manually restarted.

May 2016

31st May Access to CSC network within Chemistry unavailable for 14 hours following a change on the CSC infrastructure which IT Services were unware of.

April 2016

29th April: Ability for customer to send submissions via Tabula to Turnitin removed. Turnitin have made an unannounced change and this has broken plagiarism checking for assignments and report viewing in Tabula. Discussions are being held with Turnitin to investigate options to restore the service

27th April: Access to various web services unavailable for 30 minutes due to a capacity issue on the hardware supporting the Warwick single sign-on service. This was restarted to restore service.

25th April: Access to Tabula system unavailable for 2 hours due to issues encountered with the hardware which supports the traffic flow into the application.

17th April: Access to Card Payments for various services (including Printer Credits and On-Line Payments) unavailable for 1 day due to a capacity issue on one of the servers running the service. The service was restarted and investigation songoing into tyhe root cause.

11th April: Access to various web services (including Sitebuilder and Intranet) unavailable for 10 minutes due to a manual error when performing support work on the network.

9th April: Access to Network and Wifi services unavailable within Claycroft for 1 day due to failure of network switch to restart correctly following a planned power outage.

March 2016

12-13th March: Access to Guest wifi unavailable in the IPS building following the completion of Estates building work on the week end. Service was restored on Monday 14th March.

10th March: Customers unable to access University web pages and applications for several hours due to slow delivery of SMS notifications of codes for the 2 factor authentication service.

10th March: Unable to take payments in the Arts Centre for 30 minutes due to a service outage at our third party application provider - Top Tix.

8th March: Delivery of SMS notifications for Guest wireless registrations unavailable for 6 hours due to a global service disruption at Twilio, the company who handle SMS messaging. for the university. Twilio restored service.

5th March: Access to University web pages unavailable for 1 day due to the high memory usage on the server. A restart of the server was performed and a software patch applied to fix the underlying problem

February 2016

25th February: Access to Student Records degraded for 2 hours due to a configuration error on one of the servers supporting the service.

22nd February: Access to Network unavailable in WBS undergraduate office 0.003 for 1 hour following hardware issue on a network switch.

20th February: Access to Warwick Guest wifii service unavailable for 1 hour due to a software failure on one of the servers supporting the service.

6th February: Multiple locations across campus unable to access the network for up to two days due to network switches failing to recover successfully foloowing a major power outage.

3rd February: Another phishing email received regarding created invoice. Anti-virus providers contacted to update virus definition files and customers whose devices were infected visited to reimage machines.

January 2016

28th January: Access to Warwick Guest wifi service unavailable for several hours due to a load balancing issue on the servers supporting the service.

26th January: Access to email unavailable for some University customers for 1 day due to issue with the Microsoft Office 365 service, affecting multiple organisations across Europe.

20th January: Another phishing email received regarding unpaid bill. Anti-virus providers contacted to update virus definition files and customers whose devices were infected visited to reimage machines.

13th January: Access to wifi services degraded or unavailable for 2 hours due to hardware failure on server authenticating attempts to login to the services.

12th January: Phishing email received regarding attached invoice. Anti-virus providers contacted to update virus definition files and customers whose devices were infected visited to reimage machines.

7th January: Access to the network unavailable for 1 hour at HRI following failure of newtwork to restart properly after power outage.

4th January: Access to desk phones unavailable in various locations for 3 hours due to a network switch failure

1st January: Access to the network in the Gatehouse unavailable for 3 hours due to network VLAN issue.

December 2015

21st December: Access to the Network unavailable for 4 hours for the Security Gatehouse due to a configuration failure on the network switch.

21st December: Access to the Network unavailable for 3 hours for 28 users within Warwick Business School due to a hardware failure on the network switch.

17th December: Success rate of SMS message delivery fell from 98% to 80% for several hours due to issue with service provided by Twilio.

17th December: Access to network and telephony unavailable in parts of the Warwick Business School building for 1 hour due to a failed change.

15th December: Access to the Unix email system unavailable for 24 hours due to a hardware disk failure when the server was moved into the newly refurbished University House Data Centre.

14th December: Access to Warwick Guest wifi unavailable for 3 hours due to overrunning of a planned software upgrade.

11th December: Access to the Network unavailable for up to 2 hours at various locations following recovery from a major power outage affecting the CV4 area.

10th December: Access to the Network unavailable for 45 minutes due to a hardware failure on the network switch.

8th December: Access to Internet sites unavailable for 6 hours due to a Denial of Service attack against our Internet providers JANET.

3rd December: Access to Outlook Web Access unavailable for 1 day for many users due to a Microsoft service issue affecting their European customers.

1st December: Access to ANDiS (Card printing) unavailable for 15 minutes due to a server issue, cause unknown.

November 2015

Various Over the last few weeks the University's email service has been subject to several phishing email attacks, in partcular regarding Student Grant information. Whilst the vast majority of phishing attacks are blocked by our SPAM detection software, occasionally one will be successful in reaching us.

4th November: Access to the IT Services Help Desk tool (ServiceNow) was degraded for 2 hours due to JANET internet issues which affected other universities using the ServiceNow platform.

9th November: Access to variuous web based applications unavailable for 8 hours following the unforeseen impact of a planned change on the network traffic load balancers.

19th November: Access to various web based applications and student network printing unavailable for 2 hours following the unforeseen impact of a planned change on the central SAN storage system.

26th November: Access to Tabula unavailable for 2 hours due to a high capacity issue.

31st November: Access to various web based applications unavailable for 2 hours following hardware issues on the server which supports them.

October 2015

30th October: Access to SITS (both Client and e-Vision) was very slow for 1 hour. Reason is currently under investigation.

27th October: Reports received from multiple Managed Desktop users of issues being encountered applying the latest monthly patches from Microsoft. Individual cases being handled and root cause under investigation.

12th October: Reports received on problems accessing the Hotspot secure wifi service. Additional load balancing setings added to restore stability.

8th Ocrtober: Access to the timetabling system was intermittent during the day due to high memory utilisation on the hardware running the service. Additional capcity was allocated to restore the relaibility of the service.

5th October: Access to Start.Warwick was unavailable for 1 day due to Office 365 capacity issue on the number of requests being handled.

September 2015

29th September: Access to the network in Scarman House was unavailable for 1 hour due to a network switch hardware error.

25th September: Access to the PBS service was unavailable for 90 minutes. The service was restarted. Cause unknown.

16th September: Access to the network for some staff members at HRI was unavailable for 1 hour following the failure of a network switch to automatically restart after a software upgrade.

16th September: Access to various applications and services running on the IT Services virtual server platform were unavailable for up to 2 hours following a Microsoft monthly software patch update. The affected servers were restarted to rstore service and an emergency change applied to address the cause.

13th September: Access to Student Records was severely degraded for several hours due to an abnormally higher volume of students looking to enrol. Normal service was restored as the numbers looking to sign on dropped back to normal levels expected for the time of year.

8th Sepetember: Access to the PhotoID system unavailable for 2 hours due to the very high volume of requests being made to the server hosting the application. The server was restarted to restore service,

7th September: Access to various buildings for university members whose central IT record had been updated during August was impacted for 8 hours. An emergency change was applied overnight to restore full access.

7th September: Access to the Student wifi service in several parts of the University was unavailable for 1 hour due to a configuration failure during a planned change. The configuration item was updated to restore the service.

1st September: Various Insite web pages (including main departmental homepages) were unreadable for several hours due to an incorrect page font being released. The release was backed out to restore legibility of the pages.

1st September: Access to the Accomodation Booking system was unavailable for 4 hours due to a service outage at Kinetic.

August 2015

26th August: Access to various services supported by Single Sign-on and Warwick Gust wifi were unavailable for 30 minutes due to the late completion of a planned change.

24th August: Access to the Warwick Guest wifi service in Scarman House was unavailable for 3 hours due to a configuration error made during a planned network change.

18th August: Access to eVision was unavailable during the day due to a repeat hardware issue. Investigations are ongoing into the underlying cause.

18th August: VPN was unavailable for 90 minutes due to a hardware issue. The server was restarted to restore service.

11th August: Access to eVision was unavailable during the day due to a hardware issue.

5th August: VPN was unavailable for 45 minutes following a failed change to the VPN service. Service was restored but on a reduced resiliency.

4th August: Access to various services (Internet, Outlook, Filestorage) was unavailable for 1 hour due to continuation of a change on the University network

3rd August: Access to various services (Internet, Outlook, Filestorage) was unavailable for 2 hours due to the unplanned impact of a change on the University network

July 2015

29th July: Access to wifi services and ResNet was unavailable for 2 hours. This was a result of the major upgrade being performed on the University Network that morning.

29th July - early Aug: Access to several University webpages hosted by CSC were unavailable as a result of the major upgrade being performed on the University Network that morning

21st July; Access to the Estates and life Sciences Help Desk system was unavailable for 2.5 hours due to the unplanned impact of a change on the Active Directory service. A fix was applied to restore service.

8th July: Access to the Membership system was unavailable for 90 minutes following a service running on the server hardware failing. The service was restarted and service restored.

6th July: Access to the Examination Marks & Assessment application was unavailable for 1 hour due to the unplanned impact of a change on the University network.

June 2015

29th June: Access to the card printing system was unavailable for 1 hour following a hardware failure. The server was rebooted and service restored.

23rd June: Access to the network in the Library was unavailable for 1 hour due to the unforeseen impact of a planned change. The change was part of a programme of software upgrades which had worked fine up to that point.

19th June: Access to modules and courses in Moodle and student data in SITS unavailable (and various other related systems) for a few hours due to an incorrect database import. The SITS administrators in SARO corrected the data import which re-populated the affected systems.

19th June: Access to systems reliant upon authentication through receipt of SMS alerts (such as Guest wifi and Web Signal Sign-on) were intermitently unavailable for 2 days due to a world wide issue with Twilio, our SMS message handling service provider.

16th June: Access to the Exam Grids system was unavailable for 30 minutes due to a broken url link.

15th June: Access to external web pages was intermitently very slow for 30 minutes due to a denial of service attack. The network protection against such attacks prevented any breach but resuylts in a slow down of internet response when a major attack occurs.

12th June: Access to the ITS Virtual Private Network system (which allows you to access systems aware from the office) was unavailable for 4 hours due to a hardware failure which did not automtically fail over to the backup system.

10th June: Access to the online Room Bookings system was unavailable for 1 day due to a database corruption during the planned upgrade.

9th June: Access to the online IT Help Desk system was unavailable for 1 hour due to the unforeseen impact of a planned change to the Signle Sign-On system. The change was backed out.

2nd June: Access to shared and departmental drives for some customers (including Engineering and Registrar's Office) was unable for 3 hours due to a service failing on one olf the domain controllers which controls access. The service was restarted.

7th June: Access to Guest wifi was unavailable due to ongoing issue with concurrent registratrion limit. Workaround restart was applied. This issue has now been fixed following a change of settings which were identified by the Third Party Support provider as potentially causing the ongoing issue.

May 2015

29th May: Access to Tabula was unavailable for 10 minutes due to excessively large data file being processed within the system. The software code for having such files has been rewritten to handle the data better and prevent a future reoccurrence.

22nd May: Access to desk phones in parts of Westwood campus was unavailable for 1 hour due to a hardware failure. The switch was rebooted to restart the service.

21st May: Access to Moodle was intermittent for 90 minutes due to a security attack at host ULCC.

11th May: Access to Guest Wireless was unavailable for 1 hour due to ongoing issue with concurrent registratrion limit. Workaround restart was applied.

7th May: All desk phones in the Health Centre were unavailable for 1 hour as a result of a power outage.

7th May: Access to Moodle was intermittent for 90 minutes due to a security attack at host ULCC.

6th May: Access to Internet (including Guest wifi) was unavailable for 2 hours due to failed change performed by Janet, our Internet service provider. The change was backed out.

5th May: Access to the network in University House was intermittent for 2 hours. The cause is currently under investigation.

1st May: Access to Online Payments was unavailable for 90 minutes due to a software component failure. The software was restrated to restore service.

April 2015

29th April - Mid May: Direct Access to webmail (after signing in via Single Sign-on) unavailable for some customers following change made by Microsodt. Workaround details made available.

22nd April: Access to Guest Wireless was unavailable for 1 hour due to ongoing issue with concurrent registratrion limit. Workaround restart was applied

17th April: Widespread network access unavailability (both wired and wifi) for 2 hours following attempt to restore the hardware component which caused the network outage earlier in the day.

17th April: Network access in University House, Senate House, Arts Centre and Argent Court was unavailable for 1 hour following issues during unplanned impact of a planned change.

16th April: Access to Tabula was degraded for a short time due to an unforeseen issue with a planned Single Sign-on change

12th April: Access to Hotspot Secure was unavailable for 3 hours due to a hardware fault on one of the Data Centre Network controllers.

11th April: Network access affecting the Art Centre was unavailable as a result of a power blip affecting the network switch supporting this hardware

 6th & 7th April: Access to all wifi services across campus was unavailable due to a 'packet storm' generated by the Guest wifi service.

3rd - 16th April: Access to Guest Wireless was unavailable for two weeks due to a configuration error.

March 2015

28th March: Access to Guest Wireless was unavailable for 3 hours due to ongoing issue with concurrent registratrion limit. Workaround restart was applied.

27th March: Access to Kinetics (via Symphony) was unavailable due to a configuration error as part of a requested change for Conferences. Meeting has been arranged between ITS and Commercial IT to look to improve the request process.

24th March: Network access between Warwick and Walsgrave Hospital was unavailable for 2.5 hours due to a switch failure following a planned change to upograde the link. The switch is supported by the NHS rather than ourselves.

23rd March: Network access in various residences was unavailable for 60 minutes due to a network switch hardware failure following a planned change.

18th March: Network access in Life Long Learning was unavailable for 30 minutes due to a hardwrae configuration error.

16th March: Access to Kinetics (via Symphony) was unavailable due to a configuration error as part of a requested change for Conferences.

1st March: Access to Guest Wireless was unavailable due to ongoing issue with concurrent registratrion limit. Workaround restart was applied.

February 2015

26th February: Tabula was unavailable for 90 minutes due to a memory leak on the one of the servers which hosts the service. An emergency change was implemented to fix and restore the service.

16th February: Moodle was unavailable for several hours following a Denial of Service attack affecting the service supplier ULCC.

12th February: Files.Warwick service was only available in Read Only mode (i.e no new folders could be created) for 16 hours following the unplanned impact of a scheduled change.

12th February: Network access in Senate House was unavailable for 2 hours due to rogue device being plugged into the network. User contacted who removed device

3rd-4th February: Several customers encountered very long waiting times when trying to log into the Network due to the unforeseen impact of an update to Flash Player.

3rd February: Multi-functional printing via the ITS Managed Printing Service was unavailable for 1 hour due to a rogue device being installed. The device was removed band service restored.

1st-3rd February: Access to email via Outlook Web Access was unavailable for customers with mailboxes stored on one of Microsoft server due to a hardware issue. Microsoft resolved the issue and restored service.

January 2015

Various: Guest wireless registration unavailable on several occasions due to the maximum number of concurrent registrations being reached. This has been traced to a software bug for which a fix is awaited from the Software provider.

Various: Degraded network performance in Social Sciences due to firstly, issues encountered with the introduction of new Audio Visual projectors onto the network, then later, rogue devices being installed causing network loops.

31st January: On-line payments and Printer Credit top-ups were unavailable due to a service failure on one of the hosting servers. The service was restarted remotely to restore access.

29th January: Scarman House switchboard Telephony was unavailable for 4 hours due to a BT line fault.

28th January: Personal and Departmental storage space capacity was temporarily unavailable for several departments due to an unexpected impact os a planned change. The policy introduced by the Change was backed out.

28th January: Multiple customers were for 2 hours unable to open several programs on Managed Windows Desktops. This was caused by a policy setting which was reverted.

27th January onwards: University of Warwick members were unable to acess NHS websites/emails in or from the NHS. The issue was eventually fixed by JANET and relating to a routing issue external to Warwick.

27th January: Multiple customers were unable to log into the network due to an unexpected impact of a planned change relating to an update to Flash Player. The change was backed out.

21st January: Access to Sitebuilder unavailable for 20 minutes due to a hardware issue.

16th January: Access to services reliant on the Single Sign-On process were unavailable for 50 minutes due to an unexpected impact of a planned change.

11th January: Access to various web pages/services unavailable during the day due to a server failure. Server reestarted to restore the services.

8th January: Network outage for 8 hours in Senate House due to a faulty switch.

7th January: Network and Telephony access unavailable across various locations due to a 'datastorm' generated from the legacy Telephony network. The offending device was removed from the network to restore service.

December 2014

18th December: Guest wireless registration unavailable for 3 hours due to a failed planned wifi upgrade. The upgrade was backed out to restore service.

17th December: SAP unavailable for 1 hour due to a failed planned firewall upgrade. The upgrade was backed out to restore service.

17th December: Network access unavailable for 1 hour at the Science Park due to a failed planned firewall upgrade. The upgrade was backed out to restore service.

12th December: Shared file storage access for various departments for 2 hours due a high server memory load.

10th December: Network access unavailable in University House for 2 hours due to a switch hardware failure.

4th December: Purchase of Printer Credits unavailable for 1 hour due to application issue which required it to be restarted.

November 2014

Various: Several phishing emails affected multiple users at the University. Various mitigating actions were taken to minimise the impact.

14thg &18th November: A service failure at Vodafone resulted in landline short-dial numbers starting with 5 being unable to make or recieve phone calls to external numbers. Traced to a fibre issue within a Vodafone exchange.

17th November: Network access unavailable at Warwick Print was unavailable for 2 hours due to a switch hardware failure.

12th November: Network access unavailable in Humantities for 2 hours due to a gateway spoofing attack.

11th November: All Credit Tills at Scarman House unavailable for 1 hour due to a suspected fault on the BT network.

10th November: Network/SAP access unavailable in University Annexe for 1 hour - unknown cause.

10th November: Moodle unavailable for 1 hour due to unplanned change by service provider - ULCC.

5th November: Multiple users experienced very long login times (or time outs) due to unforeseen impact of planned Java update.

October 2014

24th October: Microsoft Lync service unavailable for 6 hours. Reason unknown.

23rd October: Landline telephones in Radcliffe House were unavailable for 4 hours due to a media converter hardware failure. The failed unit was replaced to restore service.

16th October: Students were unable to access the ResNet wifi service for 2 hours due to a server crash. The server was restarted to restore access.

13th/14thOctober: Intermittent network connectivity experienced in the Zeeman building due to a faulity network link. To restore service, the link was made inactive to allow network traffic to be rerouted.

11th October: Students unable to purchase Printer Credits for 2 days due to a server capacity issue.

10th October: Access to Shared drive file storage unavailable for various departments for 2 hours due to a server configuration error.

6th/9th October: Intermittent service issues were encountered with the SharePoint service due to capacity issues at Microsoft.

4th October: Approximately 100 CSC students were unable to log in for 5 hours due to config file corruptionn following a patch install. The config file was repaired and access restored.

3rd October: Parking permits for 2013/14 failed to expire due to an interface failure into the Group 4 car parking system.