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Re: [ntpwg] [dhcwg] Re: Network Time Protocol (NTP) OptionsforDHCPv6

Mark Andrews <Mark_Andrews@isc.org> Mon, 26 November 2007 03:00 UTC

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To: TS Glassey <tglassey@earthlink.net>
From: Mark Andrews <Mark_Andrews@isc.org>
Subject: Re: [ntpwg] [dhcwg] Re: Network Time Protocol (NTP) OptionsforDHCPv6
In-reply-to: Your message of "Sun, 25 Nov 2007 18:32:34 -0800." <017901c82fd4$9cad3b70$6401a8c0@tsg1>
Date: Mon, 26 Nov 2007 14:00:06 +1100
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Cc: ntpwg@lists.ntp.org, dhcwg@ietf.org, Ted Lemon <mellon@fugue.com>, "Richard Gayraud (rgayraud)" <rgayraud@cisco.com>
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> 
> ----- Original Message ----- 
> From: "Ted Lemon" <mellon@fugue.com>
> To: "TS Glassey" <tglassey@earthlink.net>
> Cc: "Mark Andrews" <Mark_Andrews@isc.org>; <ntpwg@lists.ntp.org>; "Richard 
> Gayraud (rgayraud)" <rgayraud@cisco.com>; <dhcwg@ietf.org>
> Sent: Sunday, November 25, 2007 6:26 PM
> Subject: Re: [ntpwg] [dhcwg] Re: Network Time Protocol (NTP) 
> OptionsforDHCPv6
> 
> 
> > On Nov 25, 2007, at 6:50 PM, TS Glassey wrote:
> >> So Ted how does the DHCP server get refreshed to know that NTP  Server 
> >> "A" is
> >> dead now?
> >
> > Like most DNS servers, most DHCP servers are operated by network 
> > administrators.   So the network administrator goes in and updates one  or 
> > the other, and the next time a request comes in, the DHCP server  gets the 
> > new IP address and returns it, whether it gets it from the  DNS or from 
> > its own configuration.
> >
> 
> Which makes the Network Administrator liable for screw-up's and the damages 
> therein... Sorry this one is a no-sale IMHO.
> 
> Todd 
 
	There is no system that a network administrator can't screw
	up.

	DHCP is not the same as embedded in firmware.

	"Cease and Desist" will work with DHCP as there is a
	configuration knob that can be changed.  It's also not a
	knob that is shipped set.

	Mark
-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews@isc.org

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