UCLA IT Services — Network Services will be performing maintenance to Campus DNS / DHCP Infoblox Grid servers on Sunday, October 17, 6:00 a.m. - 1:00 p.m. The campus Infoblox servers will be upgraded from version 8.4.8 to 8.5.3. No DNS / DHCP service interruptions are expected as the redundant servers will be upgraded one at a time.

On Nov. 4 at 6 p.m., IT Services will be upgrading UCLA Spaces (Confluence) from version 7.4.11 to 7.4.13.

UCLA IT Services — Network Services will be performing maintenance to Campus Backbone border router on Sunday, January 23, 0600-1400. The network traffic will be routed out of Anderson border router to the redundant border router at CSB1 location. This is a preparation for the hardware replacement of the Anderson border router that will take place the following Sunday. No network interruption is expected during the maintenance as the network traffic will be routed to redundant paths.

ITS would like to make you aware of a planned voice router replacement scheduled for Sunday, Jan. 23 2022, from 7 a.m. – 4 p.m. The voice router's current hardware and software within one of ITS' primary service locations must be replaced before it reaches End of Service (EoS)/End of Life (EoL), in order to continue to provide reliable voice services. All voice traffic will be routed to the redundant voice router during the maintenance, so VoIP service should continue as usual. 

UCLA IT Services — Network Services will be performing maintenance to Campus Backbone border router on Sunday, February 6, 6:00 a.m. - 4:00 p.m. The Anderson border router will be replaced with a new hardware and the network traffic will be routed back from the redundant router at CSB1 to the primary router at Anderson. No network interruption is expected during the maintenance window as the network traffic will be using redundant paths.

The Systems Programming team will be upgrading the Mainframe's Operating System from z/OS 2.3 to  z/OS 2.4. Implementation is set for 02/06/2022 from 2:00 a.m. - 9:00 a.m.

ITS would like to make you aware of a planned voice router replacement scheduled for Sunday, March 6, 2022, from 7 a.m. – 4 p.m. The voice router's current hardware and software within one of ITS' primary service locations must be replaced before it reaches End of Service (EoS)/End of Life (EoL), in order to continue to provide reliable voice services. 

UCLA IT Services — Network Services will be performing maintenance to Campus Backbone core router on Sunday, April 24, 6:00 a.m. - 2:00 p.m. Core router at Anderson site will be replaced with a new hardware. No network interruption is expected during the maintenance window as traffic will be routed to redundant paths.

As part of the ongoing VMware Virtual Cloud Datacenter (VCDR) project, all VMs will be replicated over to VCDR starting on May 17.