CERN Accelerating science

Hardware upgrade of ip-dns-1 cluster

 
Description: 

The dns cluster ip-dns-1 providing DNS service to CERN hosts will be upgraded to new hardware and software. Once migrated the VRRP routing for service NS1 will be moved to the Barn.

The cluster ip-dns-2 will be reachable at all times, but hosts using ip-dns-1 as their first choice might experience slow name resolution until they switch to ip-dns-2

Reason for this intervention: 

ip-dns-1 cluster hardware upgrade

Effective from date: 
Tuesday, April 23, 2013 - 07:00
End date: 
Tuesday, April 23, 2013 - 08:00
Service Element Affected: 
Campus Network Service
Impact on service: 
Intervention should be transparent
Posted by: 
IT-CS
Unit responsible for resolution: 
IT Department