[Asterisk-Users] ntp Server and Zultys 4X4

[Bruce Komito]

That was the hint I needed.  Try adding this to your dhcp.conf:

option time-offset -480

(-480 is for PST, -420 is mountain, etc.)



Bruce Komito
High Sierra Networks, Inc.
www.servers-r-us.com
(775) 236-5815


On Mon, 17 Jan 2005, Ronald Hartmann wrote:

> I have been reading the RFC http://www.faqs.org/rfcs/rfc2132.html on
> this and I think the issue may be related to the setting of the Time
> Offset
>
> 3.4. Time Offset
>
>    The time offset field specifies the offset of the client's subnet in
>    seconds from Coordinated Universal Time (UTC).  The offset is
>    expressed as a two's complement 32-bit integer.  A positive offset
>    indicates a location east of the zero meridian and a negative offset
>    indicates a location west of the zero meridian.
>
>    The code for the time offset option is 2, and its length is 4 octets.
>
>     Code   Len        Time Offset
>    +-----+-----+-----+-----+-----+-----+
>    |  2  |  4  |  n1 |  n2 |  n3 |  n4 |
>    +-----+-----+-----+-----+-----+-----+
>
> Once I have time to play with this I will check it out...... any
> feedback is appreciated.
>
> Ron
>
> -----Original Message-----
> From: Bruce Komito [mailto:brucek at bagel.com]
> Sent: Monday, January 17, 2005 9:38 AM
> To: RHartmann at nnamtraH.com; Asterisk Users Mailing List - Non-Commercial
> Discussion
> Subject: Re: [Asterisk-Users] ntp Server and Zultys 4X4
>
> For what it's worth, I'm working with Zultys trying to solve this exact
> same problem.  So far, they've told me to take an ethernet trace,
> because
> they claim the DHCP option 42 isn't being sent, but I know this is not
> the
> case, because the phone knows the time, just not the time zone.  There
> is
> a setting in the general section of the config file called timezone,
> which
> defaults to -480 (minutes off of GMT), but this setting only seems to
> control the value that you are prompted with when the phone boots.
>
> If I get a solution, I'll let you know.
>
> Bruce Komito
> High Sierra Networks, Inc.
> www.servers-r-us.com
> (775) 236-5815
>
>
> On Mon, 17 Jan 2005, Ronald Hartmann wrote:
>
> > Good Day List,
> >
> > 	I have my asterisk box setup to be an ntp server, and my zultys
> > 4X4 phone  is able to get the time, however
> > 	I must first select the TimeZone Offset and then it will use the
> > time setting from my server.
> >
> > 	This is a hassle because every time the phone reboots the user
> > must answer this question and as you can imagine
> > 	End users do not know what to do and since the phone is not
> > booted they can not call helpdesk..
> >
> > 	Is there anyway to fix this.  Please excuse my ignorance if this
> > is an ntp server option I am unaware of.
> >
> > ron
> >
> >
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