tlsport & ntpport

Richard Laager rlaager at wiktel.com
Sun Feb 3 00:05:53 UTC 2019


On 2/2/19 4:28 PM, Eric S. Raymond via devel wrote:
> Gary E. Miller via devel <devel at ntpsec.org>:
>>> *tlsport XXX* Contact the NTS-KE server on TCP port XXX.
>>>
>>> *ntpport YYY* Request an NTPD server on UDP port YYY.
>>>
>>> Can anyone explain to me a case in which these are not
>>> equivalent to expcit port prefixes on a server, ask, re require
>>> address?
>>
>> Because the Proposed RFC says you can ask for an ntpport without
>> asking for a ntpd address.
> 
> Cite?  I want to be certain there'a a MUST there before I buy the
> complexity.  You have shown some tendency to overinterpret these
> things.

4.1.8.  NTPv4 Port Negotiation

   The NTPv4 Port Negotiation record has a Record Type number of 7.  Its
   body consists of a 16-bit unsigned integer in network byte order,
   denoting a UDP port number.

...

-- 
Richard

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