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IRIS

Instructional & Research Information Systems

DNS

Domain Name Service

DNS Resolution Issues, 8/31/21

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We are currently seeing an issue where eecs.berkeley.edu, cs.berkeley.edu, banatao.berkeley.edu, and possibly other related DNS names are not resolvable from campus networks or from the Internet. As a result, many websites appear down and emails may bounce.

We have contacted IST, who operate the DNS servers that answer these requests from non-EECS networks, and they are investigating.

Name resolution from EECS networks using EECS DNS resolvers is working properly.

[Read more…] about DNS Resolution Issues, 8/31/21

Various Linux servers (dhcp, DNS, SMTP, NTP) downtime Wednesday July 27, 2021 06:30-07:45am

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Various Linux servers will be down for patching and needed reboots to activate changes delivered by some RHEL patches.

The departmental dhcp server is scheduled for downtime from 6:30am to 7am.

cronus one of the departmental DNS and time servers is scheduled for downtime from 6:45am-7:00am.

rhea the other departmental DNS and time server is scheduled for downtime from 7:00am-7:15am.

The departmental authenticating outgoing SMTP server gateway.eecs is scheduled for downtime from 7:5am to 7:45am.

We expect actual downtimes to be less than scheduled.

[Read more…] about Various Linux servers (dhcp, DNS, SMTP, NTP) downtime Wednesday July 27, 2021 06:30-07:45am