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.
Network Services
UCLA IT Services — Network Services will be performing maintenance to Campus DNS / DHCP Infoblox Grid servers on Sunday, April 11, 12:00 a.m. - 8:59 a.m.. Three of the campus Infoblox servers will be replaced with new hardware. No DNS/DHCP service interruptions are expected as the redundant servers will be replaced one at a time.
UCLA IT Services — Network Services will be performing maintenance to Campus DNS/DHCP Infoblox Grid servers on Sunday, March 7, 2021, from 12:00 a.m. - 8:59 a.m. The campus Infoblox servers will be upgraded from version 8.2.9 to 8.4.8.
UCLA IT Services — Network Services will be performing maintenance to Campus DNS / DHCP Infoblox Grid servers on Sunday, February 7, from 12:00 a.m. to 8:59 a.m. The campus Infoblox servers will be upgraded from v.8.1.6 to v.8.2.9. No DNS / DHCP service interruptions are expected as the redundant servers will be upgraded one at a time.
UCLA IT Services — Network Services will be performing maintenance to Campus DNS / DHCP Infoblox Grid servers on Sunday, February 7, 2021 from 12:00 a.m. - 8:59 a.m. The campus Infoblox servers will be upgraded from v.8.1.6 to v.8.2.9. No DNS / DHCP service interruptions are expected as the redundant servers will be upgraded one at a time.
Network Services will be migrating Vlan79 (128.97.98.128/26 network) configured in the Data Center environment to the new infrastructure on February 4, 2021 from 7:00 p.m. to 11:59 p.m. This will impact ITS LDAP servers that reside in this network and services on these hosts will be intermittently available during the migration. See the list of LDAP servers affected by this migration.
On Saturday, Dec. 19, from 1:00 a.m. to 6:59 a.m., the Network Services team will begin a phased approach to replacing a core router chassis at Anderson. This maintenance is essential, as we are currently running at reduced capacity and a complete failure could result in extended campus network outage.
UCLA IT Services — Network Services will be performing maintenance to Campus Backbone border routers on Saturday, October 10th, 2020, from 7:00 a.m. to 2:00 p.m. Campus border routers' code will be upgraded and BGP connections to Internet2 will be configured. No network interruption is expected during the maintenance window as traffic will be routed away from each connection prior to changes.
UCLA IT Services — Network Services will be performing maintenance to Campus Backbone border routers on Sunday, September 27, 2020 from 7:00 a.m. to 2:00 p.m. The border routers' connections to CENIC will be re-configured to trunks to accommodate VLANs to Internet2 for Radware. No network interruption is expected during the maintenance window as traffic will be routed away from each connection prior to changes.
