Updated: v1.0 @ Mon, 06 Feb 2017 11:58:55 SAST
During the Tuesday, February 7th 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:
- Server software updates: software on the servers which provide the following services will be updated, resulting in outages of up to 30 minutes per server:
- DNS
- DHCP
- NTP
- RT
- Web proxies
- Registration system
- Incoming e-mail
- Outgoing e-mail
- E-mail mailboxes
- Webmail
- Mailing lists
- SMS
- Apple Software Update Server
- Provisioning (web proxy autodiscovery, telephone provisioning)
- Wi-Fi and VPN authentication
- CHERTL Evaluation Assistant
- Network graphs
- Guest network access
- 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)
- Home directories (gnu)
- Distribution and core routers: software on the following routers will be updated:
- Core router: no noticable outage is expected
- Distribution routers for the main campus, St Peters campus, south campus and offcampus sectors: brief outages within each sector are expected, during which time no network services (including IP telephones and Wi-Fi access) will be available within the affected sectors.
- Distribution routers for data centres: all services hosted in university data centres will be inaccessible briefly.
- VPN service: software on the router which provides VPN services will be updated. An outage of up to an hour is expected.
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. More information about maintenance windows and maintenance periods.