On Fri, 19 Dec 2008 21:44:29 -0600, Paul Gilmartin wrote:
>On Fri, 19 Dec 2008 10:47:28 -0600, Arthur Gutowski wrote:
>>As an NTP Server, I get why STP is a prerequisite, *but* if the z10 (z9) is a
>>client, is STP FC 1021 still required to receive the timing signal from an NTP
>>server versus a dial-out, and WHY?
>>
>I believe STP is not a prerequisite for an NTP server, and that in fact
>NTP servers have been available for z/OS since long before the advent
>of STP.

OK, so catching up on everyone else's posts, that means I need STP for:

Sysplex beyond a single CEC
Clock Steering
Acting as an NTP server to the chicken-plex

I was under the apparently mistaken impression that HMC/SE could step time 
to synch with the periodic dial-out, and subsequently z/OS could be stepped 
to synch with HMC/SE.  This wasn't possible prior to STP or 9037?

On the other hand, I do NOT need STP for:

Monoplex
Dial-out to ETS
Getting time from an NTP server

Right?
Art Gutowski
Ford Motor Company

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