2014/02/04 - Scheduled maintenance
During the Tuesday, February 4th maintenance window, maintenance work affecting a number of services will occur, starting at 5:30 PM:
  • Firewall software updates: software on the firewalls which connect the Internet to the campus, SEALS and public networks will be updated. As the firewalls operate as a redundant pair, no noticeable outages are expected during this maintenance.
  • Access switch software updates: the software on access switches in the following buildings will be updated. This will result in a network outage of approximately 5 to 10 minutes causing all network services (including IP telephones) to be unavailable.
    • Main Library
    • Campus Protection Unit
    • Health Care Centre
    • Africa Media Matrix
    • RATT servers in Struben Data Centre
    • All servers in Barratt Data Centre
    • The Greens (all buildings)
    • Gavin Relly Postgrad Village (all buildings)
    • Guy Butler House
    • Centenary House
    • Victoria Mxenge House
    • Adelaide Tambo House and Annexe
    • Ruth First House
  • Server software updates: software on the servers which provide the following services will be updated, resulting in outages of approximately five minutes per server:
    • DNS
    • NTP
    • DHCP
    • Web proxy
    • Incoming e-mail
    • RU Single Sign-On service
    • Registration system
    • SMS
    • RT
This maintenance work is being undertaken in the ITSC-approved scheduled maintenance window, and should be completed before midnight. More information about maintenance windows and maintenance periods.
Maintenance work has now been completed. Should you notice any problems, please report them to as per usual.