Novell OPEN ENTERPRISE SERVER 2 SP2 - ADMINISTRATION, Руководство по внедрению, Страница: 105 / 288

Network Services 105
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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.
Figure 12-6
OES 2 servers as Time Consumers
12.3.2 Planning for Time Synchronization
Use the information in this section to understand the basics of time synchronization planning.
Š
“NetWork Size Determines the Level of Planning Required” on page 105
Š
“Choose Timesync for Virtualized NetWare Only” on page 106
Š
“Planning a Time Synchronization Hierarchy before Installing OES” on page 107
For more detailed planning information, refer to the following resources:
Š
“ How Timesync Works ” in the NW 6.5 SP8: Network Time Synchronization Administration
Guide
Š “ Network Time Protocol ” in the NW 6.5 SP8: NTP Administration Guide
Š
NTP information on the Web (http://www.cis.udel.edu/~mills/ntp.html)
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.
Š
“Time Synchronization for Trees with Fewer Than Thirty Servers” on page 106
External, reliable
time source
or
OES 2 NetWare 6.5
XNTPD NLM TIMESYNC NLM
TIMESYNC NLM
xntpd daemon
xntpd daemon
OES 2
TIMESYNC NLM XNTPD NLM
NetWare 6.5
NetWare
5.1, 6.0
or
NTP packets
Timesync packets
TIMESYNC NLM
NetWare
5.0