1.1 The Network Time Protocol service allows accurate
time synchronisation across computer networks.
2. Summary of OUCS’s responsibilities
Hours of Service
2.1 The service operates at all times.
2.2 Operator cover is provided from 08:30 to 20:30 on weekdays. Periodic monitoring takes
place outside these hours, and informal arrangements exist for staff to be called, but no
funding is provided to make this contractual.
2.3 If a fault is notified between 09:00 and 17:00 on a working day, OUCS will commence
investigation and correction within one hour (provided that no similar fault is also being
handled by the same team).
2.4 If a fault is notified outside these hours, OUCS will use its best endeavours to
attend the fault, but no funding is allocated to this purpose.
2.5 It is intended, as far as is possible, to maintain service of all components at all
2.6 The service is replicated on four servers. NTP software allows for fail-over from
one server to another.
2.7 The machines providing the service are distributed between the 129.67 and 163.1
2.8 Many public NTP servers exist.
Hardware and Software Maintenance
2.9 The machines used are maintained under warranty by the suppliers.
2.10 Software updates are applied by OUCS staff – this is done on a machine-by-machine
basis, with no interruption to overall service.
2.11 There is no scheduled development time.
Administration and Support
2.12 Information for departmental and college system administrators is given at
2.13 Notification of faults, outages, etc is circulated on
the mailing list firstname.lastname@example.org
4. Fault Reporting
2.14 Faults should be reported to email@example.com. OUCS will liaise
with department and College computing officers: no end-user support is provided.