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
09.04.2015 16:43 Mail Server Slowdown

Due to issues with our NFS server, users may experience issues with accessing their email, including delays when sending or receiving mail.

 		Heavy
08.29.2015 21:34 LinuxLab IP Addresses Changed

Addresses were 128.8.126.XXX are now 128.8.127.XXX. Last octet unchanged.

 		Light
08.19.2015 13:34 CS Network Maint. 8p-10p Tues. 7/28

We are performing maintenance on the routers and switches in our datacenter. There will be multiple brief losses of network access during this period and some servers will have longer outages.

 		Moderate
07.28.2015 15:58 Problem with our NFS server. This affects all email and home directories.

Our NFS server is currently experiencing a hardware problem, causing an inability to access email and home directories. We are working hard to fix this.

 		Heavy
07.28.2015 15:57 Router move off Cisco complete. Some ACLs lost. Let us know about issues.

This evening we made a major step in moving off our old Cisco core router to a new pair of routers. Minor additional work will be required to finish setting up the redundancy/failover options.
The Cisco had a significant set of firewall rules (ACLs). If you have specific ACL needs or you find access is more or less restrictive than it used to be, let us know.

 		Light
07.22.2015 00:17 Thurs. July 9: Upgrading Print Server

There will be a disruption to printing over the network prior to 8:30am on Thursday morning as we upgrade our print server.

 		Light
07.08.2015 14:34 2015-07-08: Known issue with 172.16 IP addresses accessing internet.

We are aware of the situation and are working to resolve it.

 		Heavy
07.08.2015 11:12 CS Network Maint. 8p-10p Tues Jul 7

The CS Dept. will perform network maintenance tonight from 8 to 10pm. There may be brief, intermittent loss of network access during this period.

 		Moderate
07.02.2015 13:53 Mail & Junkfood home experiencing slowness

Beginning around 11:45am today, the server hosting our mail and Linux home spaces has been having difficulty communicating over the network. We hope to have this resolved shortly.

 		Moderate
07.02.2015 11:54 server for mail & unix home experiencing slowness

Beginning around 4:30pm today, the server hosting our mail and Linux home spaces has been having difficulty communicating over the network. We have experienced similar problems in the afternoons over the last couple of days. We are investigating the cause of the problem.

 		Moderate