Cisco DNCS System Release 2.7 3.7 4.2 Installationsanleitung
78-4011510-01 Rev C
DBDS System Time Maintenance
4-7
DBDS System Time Synchronization Maintenance,
Continued
Verifying Application Server Synchronization
Follow these steps to run the ntpq script on the Application Server to verify that the
Application Server is synchronized with the DNCS.
1.
From an xterm window on the Application Server, type /usr/local/xntpd/ntpq
and press Enter.
2.
Does the ntpq> prompt appear on your screen?
•
•
If yes, go to step 3.
•
If no, contact Cisco Services for assistance.
3.
At the ntpq> prompt, type peers and then press Enter.
Result: A window similar to the following example appears on the screen.
Result: A window similar to the following example appears on the screen.
ntpq> peers
remote refid st t when poll reach delay offset jitter
=========================================================================
*dncsatm 192.168.41.253 3 u 653 1024 377 0.611 0.860 0.586
ntpq>
Notes:
•
•
The asterisk (*) in front of dncsatm indicates that the Application Server is
synchronized to the DNCS.
•
If the DNCS is using an NTP server as a time source (as shown in the
above example), the IP address, URL, or server name of that NTP server
will be displayed in the refid column.
•
If the Application Server is synchronized to a DNCS that is synchronized
to the GPS source, .GPS will be displayed in the refid column.
4.
Is there an asterisk (*) in front of dncsatm on your screen?
•
•
If yes, your Application Server is synchronized to the DNCS. Go to step 5.
•
If no, go to Verifying the Application Server xntpd Operation in the
Synchronize System Component Time Settings section, next in this
chapter. Then, repeat this procedure.
5.
To exit ntpq, type q and then press Enter.
6.
Type exit and press Enter to close the xterm window.
7.
Go to DBDS Time Zone/Day Light Savings Time Operation, later in this
chapter.