noticeboard.ru.ac.za

2020/10/06 - Scheduled maintenance, 6 October
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During the Tuesday, October 6th maintenance window, maintenance work affecting a number of services will occur, starting at 5:30 PM and being completed before midnight. The following work is planned:

  • Distribution routers: the router serving all buildings in the south campus area will be replaced.  All network services (including Wi-Fi and IP telephones) may be disrupted in those areas for an hour.

    • South campus: all buildings south of Prince Alfred St between Rhodes Avenue and Artillery Road, around the Hobson and Jan Smuts dining halls.

  • Server software updates: software on the servers which provide the following services will be updated, resulting in outages of up to 15 minutes per server:

    • DNS

    • DHCP

    • NTP

    • RT

    • Web proxies

    • Registration system

    • Incoming e-mail

    • Outgoing e-mail

    • IMAP e-mail mailboxes

    • Webmail

    • Mailing lists

    • SMS

    • Provisioning (web proxy autodiscovery)

    • Wi-Fi and VPN authentication

    • CHERTL Evaluation Assistant

    • Network graphs

    • Network monitoring

    • Terminal Four content management system

    • RU Single Sign-On system

    • Main web server (www.ru.ac.za, etc)

    • University administration and meal booking systems

    • SEALS Library consortium services

    • Network printing services (iPrint/PaperCut)

    • File servers/home directories (gnu, serval)

While we try to publish a list of all service-affecting work here in advance, the list should not be considered exhaustive and other low impact work may also be undertaken during the maintenance window.

This maintenance work is being undertaken in the ITSC-approved scheduled maintenance window.

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