[ntpwg] Association and broadcast for SNTP in NTPv4 MIB

TSG tglassey at earthlink.net
Sat Jun 7 02:08:29 UTC 2008


NTP should by all rights be integrated into NEA for what its worth.

Todd
----- Original Message ----- 
From: "Danny Mayer" <mayer at ntp.isc.org>
To: "Raphael Garti" <raphael_g at rad.com>
Cc: <ntpwg at lists.ntp.org>
Sent: Friday, June 06, 2008 6:35 PM
Subject: Re: [ntpwg] Association and broadcast for SNTP in NTPv4 MIB


> Raphael Garti wrote:
>> I would like to use the NTPv4 MIB draft to manage an SNTP client, and
>> have few questions:
>> 
>> 1. I want to configure associates, for instance, by providing IPv4 
>> addresses. ntpAssociationTable holds association information, but it is 
>> read-only, and does not have a row status or administrative status 
>> parameter.
>> 
> 
> I'm not clear why you think that a MIB can do this. A MIB only holds 
> information for a monitoring system its not meant to control it.
> 
>> 2. RFC 4330 allows sending client requests using any nonzero UDP source 
>> port. When located behind a port-translating device, there may be a need
>> 
>> to configure a client to send requests to different servers while using 
>> different ports. How can I configure source ports using the MIB?
>> 
> 
> You can't since you are only monitoring.
> 
>> 3. How can I disable / enable listening to broadcast (or other modes) 
>> messages? Some users would rather not listen to broadcast messages.
>> 
> 
> You don't configure them to listen for broadcast messages.
> 
> I think what you are asking for is being implemented in the DHCP NTP 
> options currently under discussion. Why don't you read the draft of that 
>  option here: 
> http://www.ietf.org/internet-drafts/draft-gayraud-dhcpv6-ntp-opt-01.txt
> That may very well give you want you want.
> 
> Danny
>> Raphael
>> 
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>> ntpwg at lists.ntp.org
>> https://lists.ntp.org/mailman/listinfo/ntpwg
>> 
> 
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