Postponed to Tuesday, April 20: F5 load balancer upgrade with brief downtime for several services and networks

This work has been postponed to Tuesday, April 20, from 6 a.m. to 9 a.m. We apologize for any inconvenience this may cause.

The following announcement has been updated with the new date.

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WHAT ARE WE DOING?
Computing will be upgrading the software on the Fermilab F5 load balancer instances. The standby instances will be upgraded first followed by the active one.

When the active instance is being upgraded, several services (including Central Web Services, Fermipoint and EBS) and networks may experience two short outages of less than five minutes. See details below.

WHEN WILL THIS OCCUR?
Tuesday, April 20; 6 a.m. to 9 a.m.

WHAT IS THE IMPACT TO YOU?
During the maintenance window, the following services and networks may experience two short outages of less than five minutes:
• Central Web Services
• DocDB
• E-Business Suite (EBS)
• ECP (Enhanced Client or Proxy)
• Fermipoint
• LDAP
• Linux Mirror Server
• MariaDB
• MINOS Database
• Multifactor Authentication (MFA)
• PingFederate
• ProxEBS
• ProxFIN
• RSA Authentication
• Scientific Linux Distribution
• SMTP
• Terminal Servers
• 131.225.12.96/27
• 131.225.70.0/24
• 131.225.104.0/24
• 2620:6a:0:70::/64

WHAT DO YOU NEED TO DO?
You don’t need to take any action. This message is for your information only.