[ntp:questions] Re: ntp4 new functionality testing

Sajitha T T sajitha at india.hp.com
Thu Feb 24 04:28:09 UTC 2005

Hi David,

Thanks for your reply. Can we get access to the test scripts? Also could 
you please share any documents on test strategy especially for the new 
features (autokey protocol & automatic configuration).

Thanks in advance,


David L. Mills wrote:

> Sajitha,
> We support two testbeds here, each including 6-8 systems of various 
> manufacture on dedicated subnets. We have scripts that build the 
> public software with several common options - with and without 
> reference clocks, debugging, cryptographic authentication, etc. The 
> daemon can be operated in siumulation mode where the basic protocol 
> module and algorithms are driven by synthetic network jitter and 
> oscillator wander. We use that and simple test scripts to test 
> convergence and stability in various scenarios with very large time 
> and frequency errors, for example.
> We test things like Manycast, Autokey and selected reference clock 
> drivers using ad-hoc scripts and local radios, but have no formal test 
> suite. It would be a good idea to have a comprehensive suite of test 
> scripts, but there are a great many options and configuration schemes 
> and not enough time or enthusiasm among the volunteer Corps to 
> construct scripts for all of them.
> Much of the testing, especially recently when folks have pushed the 
> envelope with unexpected parameter extremes, is prompted by some 
> complaint or other about behavior the program was not intended or 
> designed for. It's hard to anticipate such scenarios and design test 
> scripts for these cases. As you can see, a thorough test suite is a 
> serious project in its own right.
> Dave
> Sajitha T T wrote:
>> Hi,
>> Is there any test suite/cases available with which we can test the 
>> ntp4 new functionality, specifically autokey authentication, 
>> automatic configuration, ipv6 etc.  Greatly appreciate any pointers 
>> on this.
>> Regards,
>> Sajitha
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