CS Network Status

This page lists both active and recently closed CS network alerts. If you would like more information about an alert, or if you have an issue you would like to report, send email to helpdesk [-at-] cs [dot] umd [dot] edu or call extension 52720.

Current Active Alerts

There are no current active alerts. Network operations are normal.

Have an issue that you need to report? Send email to helpdesk [-at-] cs [dot] umd [dot] edu.

Have a question about department IT services? Check out our FAQ.

Past Alerts

Updated Issue Summary Impact
06.20.2019 14:10 Intermittent NAT issues

We are aware of issues reaching resources through NAT. Admins are investigating.

 		Heavy
06.19.2019 20:55 Network Maintenance, June 19, 8pm-12am

This outage has been scheduled to apply in important patch to our firewalls and NAT. While our firewall and NAT systems are redundant, users can expect momentary disruptions in internet and campus connectivity - including outbound connections from the Iribe Center and AV Williams datacenter, as well as temporary connection loss from off-campus to CSD systems. Connections between the Iribe Center and AV Williams will not be affected.

 		Light
03.14.2019 22:18 Unscheduled network maintenance beginning at 8am. No downtime is expected.

Network engineers will be activating connections to the Iribe Center starting at 8 AM. We do not expect this to cause an outage, but we will be monitoring for any unexepected issues.

 		None
03.13.2019 23:10 Network Maintenance Planned - Tuesday, March 12, 7PM to Midnight

During this time we will be replacing a failing router. All connections are redundant and should remain up, but some packet loss or momentary connection drops are expected.

 		Moderate
03.08.2019 11:15 Major UMD network outage impacting CSD network - no estimated resolution time. Severe
02.28.2019 20:06 HotCRP has been updated.

If you have issues accessing the site, try clearing your DNS cache. If you have trouble with HotCRP, please contact your Program Chair first, then the Helpdesk.

 		None
02.17.2019 16:11 Gitlab service interruption for updates at 01/29 2:15pm.

Gitlab users may experience some service disruption from 2:15pm to 2:30pm while we upgrade it.

 		Light
12.26.2018 13:47 December 26 Network maintenance Completed

The planned network maintenance has been completed. No further disruptions are expected.

 		None
11.22.2018 13:14 Network maintenance Thanksgiving Day Completed

The planned network maintenance has been completed. No further disruptions are expected.

 		None
11.22.2018 13:01 Network maintenance Thanksgiving Day: Thurs 11/22 @ Noon - 5pm

During this time we will update the firmware on the two routers in our datacenter. During the maintenance period, users on the CS network can expect a minimum of one or two network outages lasting about 2.5 minutes. But, plan for intermittent disruption of service throughout the the Noon - 5pm maintenance window, with the possibility of a service outage lasting as long as 30 minutes.

 		Heavy