Planning For Time Synchronization - Novell OPEN ENTERPRISE SERVER - PLANNING AND IMPLEMENTATION GUIDE 12-2010 Implementation Manual

OES 2 Servers as Time Consumers
Figure 12-6 shows the time sources that OES 2 servers can use for synchronizing server time.
IMPORTANT: Notice that NetWare 4.2 is not shown as a valid time source.
OES 2 servers as Time Consumers
Figure 12-6
NTP packets
Timesync packets
xntpd daemon
OES 2
xntpd daemon XNTPD NLM
OES 2

12.3.2 Planning for Time Synchronization

Use the information in this section to understand the basics of time synchronization planning.

"NetWork Size Determines the Level of Planning Required" on page 103

"Choose Timesync for Virtualized NetWare Only" on page 104

"Planning a Time Synchronization Hierarchy before Installing OES" on page 105
For more detailed planning information, refer to the following resources:

"How Timesync Works" in the
Guide

"Network Time Protocol" in the

NTP information on the
NetWork Size Determines the Level of Planning Required
The level of time synchronization planning required for your network is largely dictated by how
many servers you have and where they are located, as explained in the following sections.

"Time Synchronization for Trees with Fewer Than Thirty Servers" on page 104
External, reliable
time source
or
XNTPD NLM TIMESYNC NLM
NetWare 6.5
or
TIMESYNC NLM
NetWare 6.5
NW 6.5 SP8: Network Time Synchronization Administration
NW 6.5 SP8: NTP Administration Guide
Web (http://www.cis.udel.edu/~mills/ntp.html)
TIMESYNC NLM TIMESYNC NLM
NetWare NetWare
5.1, 6.0 5.0
Network Services 103