Tag Archives: network

Internet access unavailable in labs and wireless: Friday, July 22, 2016 8:00 AM – 9:13 AM

Update at 9:32 AM – The issue has been resolved and the Internet access in the labs and via wireless is now available. Internet access in labs and via wireless became unavailable following a 6 AM – 8 AM scheduled … Continue reading

Posted in Internet, network, wireless | Tagged , | Comments Off on Internet access unavailable in labs and wireless: Friday, July 22, 2016 8:00 AM – 9:13 AM

Some network routes unreachable from internet: Friday, July 15 2016 9:20AM – 10:45AM

At approximately 9:20 AM on Friday, July 15,  2016 CCS became aware that some systems inside the Ryerson network were not reachable from the internet due to a loss of network routing information on one of Ryerson’s edge network devices.  … Continue reading

Posted in All Categories, network | Tagged | Comments Off on Some network routes unreachable from internet: Friday, July 15 2016 9:20AM – 10:45AM

Lab outage in LIB-386L on Monday April 4, 2016

On Monday April 4, 2016 at 2:30AM, the computers in LIB-386L lost their network connectivity. Connectivity was restored at 11:00 AM after adding a second DHCP server. Network Engineering staff are troubleshooting the issue. Please accept our apologies for the problems this outage … Continue reading

Posted in All Categories, network | Tagged | Comments Off on Lab outage in LIB-386L on Monday April 4, 2016

Network outage Friday March 11, 2016 at 12:15 PM

On Friday, March 11, 2016 at 12:15 PM, a firewall for the wired networks failed which is preventing access to any network resource. Network staff are troubleshooting the issue. Update: The firewall vendor was able to provide a workaround and services … Continue reading

Posted in All Categories, Firewall, network | Tagged , | Comments Off on Network outage Friday March 11, 2016 at 12:15 PM

KHW71G computer lab network outage on Monday, February 14, 2016 at 4:05 PM

On Monday, February 14, 2016 at 4:05 PM, a network switch serving KHW71G computer lab failed. This prevented the computers in this lab from connecting to the network. Network staff are working to resolve the problem. Update: The defective network switch has been … Continue reading

Posted in All Categories, network | Tagged | Comments Off on KHW71G computer lab network outage on Monday, February 14, 2016 at 4:05 PM

Internet connectivity disruption: Tuesday Dec. 8, 2015 15:55 PM – 16:05 PM

On Tuesday, Dec. 8 2015, one of Ryerson University’s internet links failed due to a service interruption from the service provider’s side (GTANet), resulting in its internet traffic failing over to another backup link from a secondary service provider (Cogent).   … Continue reading

Posted in Internet, network | Tagged , | Comments Off on Internet connectivity disruption: Tuesday Dec. 8, 2015 15:55 PM – 16:05 PM

Internet interruption on Friday November 27, at 1:27 PM

On Friday, November 27, 2015 at 01:27 PM, one of the network devices that manages the amount of network traffic entering and leaving Ryerson from the Internet restarted on its own. This briefly impacted internet connectivity while the traffic was re-routed through a … Continue reading

Posted in All Categories, network | Tagged | Comments Off on Internet interruption on Friday November 27, at 1:27 PM

Intermittent wireless service interruptions, October 2015

CCS has become aware of an issue with Ryerson’s wireless network. Occasionally, access to the network momentarily disappears for some people. This has happened at random locations and times across campus. The cause appears to be with wireless access points “failing over” to … Continue reading

Posted in wireless | Tagged , , , | 2 Comments

Internet outage for Wireless & lab computers on Thursday September 24, 2015

On Thursday, September 24, 2015 at 1:17 PM, a network device rebooted itself. This prevented all wireless devices and lab computers from accessing the Internet until the reboot was completed at 1:23 PM. Update: Same issue happened again on Friday, September … Continue reading

Posted in All Categories, Internet, network, wireless | Tagged , , | Comments Off on Internet outage for Wireless & lab computers on Thursday September 24, 2015

Slow network & WiFi access issues on Thursday April 9, 2015

On Thursday, April 9, 2015 at 09:20 AM, one of the DNS/DHCP servers failed .  This caused slowness to network and applications access (such as my.ryerson) and prevented some wireless users from accessing the network. A work around was implemented at 11:04 … Continue reading

Posted in All Categories, network | Tagged | Comments Off on Slow network & WiFi access issues on Thursday April 9, 2015