[cisco-voip] DST problems with 7940s being one hour off on a DST patched system

Wes Sisk wsisk at cisco.com
Thu Mar 13 09:47:32 EDT 2008


Also, bad practice to use "cm local" date/time group.  that was removed 
in subsequent versions because of issues it created.  I don't recall the 
details.

/wes

Erick Bergquist wrote:
> Hi,
>
> I have a 4.1(3)Sr5d Call Manager cluster with OS 2000.4-5bSR8 and
> 8.0(7) firmware on 7940/7960 model phones.
> The time on the server is set right, with the timezone adjustment
> checkbox checked and in right timezone.
>
> The phones are using CMLocal date/time group and is set for GMT -6
> Central. All the phones use this same date/time group as well as the
> server is in this timezone.
>
> But the phones are showing time as a hour ahead.
>
> If I reset the phones from Device -> Phone and select many and reset,
> it doesn't seem to fix the time. But if select just a few and reset
> those appear to be fixed for now (time will tell).
>
> Anyone know how to get the phones to get the right time without having
> to reset one at a time?
>
> Per the DST docs, these versions have the DST fixes in them. I know
> SR6a is out, but I don't think I need it for this problem.
>
> Thanks, Erick
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