Re: [IPFIX] enterprise ID 0

Hi, Paul,

Yep.

I would say an EP SHOULD NOT export such a thing, but that a CP MUST accept it as an IANA IE.

Is this a note for 5101-bis?

Cheers,

Brian

On Sep 6, 2012, at 12:46 PM, Paul Aitken wrote:

> Since enterprise ID zero is reserved for IANA (per http://www.iana.org/assignments/enterprise-numbers),
> 
> and since the IPFIX config model defines "ieEnterpriseNumber" with zero == IANA :
> 
>   ieId, ieName, ieEnterpriseNumber:  The property to be matched is
>      specified by either ieId or ieName, specifying the ID or name of
>      the Information Element, respectively.  If ieEnterpriseNumber is
>      zero (which is the default), this Information Element is
>      registered in the IANA registry of IPFIX Information Elements
>      [IANA-IPFIX].  A non-zero value of ieEnterpriseNumber specifies an
>      enterprise-specific Information Element.
> 
> 
> and since there are no exclusions against Enterprise Number == 0 in RFC 5101 or 5101bis,
> 
> can we conclude that it's _not_ an error for an Exporting Process to send IANA-IEs with E == 1 and Enterprise Number == 0 ?
> 
> Thanks,
> P.
> 
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