Re: timed and a VM time server
From: Barry Finkel (b19141_at_ACHILLES.CTD.ANL.GOV)
Date: 07/31/03
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- Maybe in reply to: lherbst_at_PROPAPPR.MARION.FL.US: "timed and a VM time server"
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Date: Thu, 31 Jul 2003 09:53:45 -0500 To: aix-l@Princeton.EDU
>On Tue, Jul 29, 2003 at 03:49:42PM -0500, Bill Verzal wrote:
>> You might consider using xntpd (ntp) on the AIX side. /etc/ntp.conf - put
>> the IP address of the VMS side. Then startsrc -s xntpd
>>
>> BV
Bob Booth replied:
>Unfortunatly ntp will not work with 'timed' since they are different protocols.
>
>He would have to run xntpd on the VM mainframe as a server. I am wondering
>how the mainframe keeps it's time? Do you have a master clock on the MF?
>
>You are much better off running xntpd as Bill says below, but point to a
>stratum 2 server somewhere. There may be an xntpd available for VM by now, so
>you could keep everything in sync.
>
>bob
I believe that the IBM VM and MVS mainframes have their own clock,
which can be set from WWV (and probably other time sources in other
countries). It is incompatible with the NTP protocol. You cannot set
a mainframe clock via NTP.
----------------------------------------------------------------------
Barry S. Finkel
Computing and Instrumentation Solutions Division
Argonne National Laboratory Phone: +1 (630) 252-7277
9700 South Cass Avenue Facsimile:+1 (630) 252-4601
Building 222, Room D209 Internet: BSFinkel@anl.gov
Argonne, IL 60439-4828 IBMMAIL: I1004994
- Previous message: Darryl Ousterhout: "Re: AIX equivalent to HP's 'glance' cmd?"
- Maybe in reply to: lherbst_at_PROPAPPR.MARION.FL.US: "timed and a VM time server"
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