ITS Service Status Report

Scheduled Maintenance — Resolved

BlueCat - update ntp.conf for vulnerability

Start Time: 09/15/2018 11:00 pm

Maintenance Completed: 09/16/2018 3:17 am

No outage.

Issue Symptoms: None

Technical Details

Service Type: Production

Server Name: bluecat.umnet.umich.edu, netreg.it.umich.edu, all bluecat servers

Comments:
Apparently the recent updates overwrote the previous ntp.conf settings. Need to again disable mode 6 responses to avoid amplification attacks.

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