Re: [IPFIX] "ID" in Information Element names

Andrew Feren <[email protected]>
Newsgroups gmane.ietf.ipfix
Message-ID <[email protected]>
Hi Paul,

It occurs to me that if well known names keep their case then there is a 
case for using "AS" in

16 	bgpSourceAsNumber 	unsigned32 	identifier 	current 	

The autonomous system (AS) number of the source IP address. If AS path 
information for this Flow is only available as an unordered AS set (and 
not as an ordered AS sequence), then the value of this Information 
Element is 0.

	
	
	

See [RFC4271 <http://www.iana.org/go/rfc4271>] for a description of 
BGP-4, and see [RFC1930 <http://www.iana.org/go/rfc1930>] for the 
definition of the AS number.

	[RFC5102 <http://www.iana.org/go/rfc5102>]
17 	bgpDestinationAsNumber 	unsigned32 	identifier 	current 	

The autonomous system (AS) number of the destination IP address. If AS 
path information for this Flow is only available as an unordered AS set 
(and not as an ordered AS sequence), then the value of this Information 
Element is 0.

	
	
	

See [RFC4271 <http://www.iana.org/go/rfc4271>] for a description of 
BGP-4, and see [RFC1930 <http://www.iana.org/go/rfc1930>] for the 
definition of the AS number.

	[RFC5102 <http://www.iana.org/go/rfc5102>]

and

128 	bgpNextAdjacentAsNumber 	unsigned32 	identifier 	current 	

The autonomous system (AS) number of the first AS in the AS path to the 
destination IP address. The path is deduced by looking up the 
destination IP address of the Flow in the BGP routing information base. 
If AS path information for this Flow is only available as an unordered 
AS set (and not as an ordered AS sequence), then the value of this 
Information Element is 0.

	
	
	

See [RFC4271 <http://www.iana.org/go/rfc4271>] for a description of 
BGP-4, and see [RFC1930 <http://www.iana.org/go/rfc1930>] for the 
definition of the AS number.

	[RFC5102 <http://www.iana.org/go/rfc5102>]
129 	bgpPrevAdjacentAsNumber 	unsigned32 	identifier 	current 	

The autonomous system (AS) number of the last AS in the AS path from the 
source IP address. The path is deduced by looking up the source IP 
address of the Flow in the BGP routing information base. If AS path 
information for this Flow is only available as an unordered AS set (and 
not as an ordered AS sequence), then the value of this Information 
Element is 0. In case of BGP asymmetry, the bgpPrevAdjacentAsNumber 
might not be able to report the correct value.

	
	
	

See [RFC4271 <http://www.iana.org/go/rfc4271>] for a description of 
BGP-4, and see [RFC1930 <http://www.iana.org/go/rfc1930>] for the 
definition of the AS number.

	[RFC5102 <http://www.iana.org/go/rfc5102>]


The uppercase version is used in the description.

Just thinking,
-Andrew


On 10/23/2012 09:51 AM, Paul Aitken wrote:
> Thanks Brian and Andrew.
>
> I've asked IANA to rename "applicationId" and "natPoolId" for 
> consistency with the other fields.
>
> I'll leave wlanSSID, ingressVRFID, egressVRFID, and virtualStationUUID 
> unchanged.
>
> P.
>
>
> On 23/10/12 14:30, Andrew Feren wrote:
>> Hi Paul and Brian,
>>
>> I agree on renaming applicationId and natPoolId and keeping UUID.
>>
>> My personal bias is to also keep VRFID, but I can't claim any 
>> evidence that is an established term.  I just prefer to keep it upper 
>> case, but I won't object either way.
>>
>> -Andrew
>>
>>
>> On 10/23/2012 08:43 AM, Brian Trammell wrote:
>>> Hi, Paul,
>>>
>>> UUID is an established term too, no? So we should keep that as is.
>>>
>>> Not sure about VRF.
>>>
>>> I'd rename applicationId and natPoolId.
>>>
>>> Cheers,
>>>
>>> Brian
>>>
>>> On Oct 23, 2012, at 2:25 PM, Paul Aitken <[email protected]> wrote:
>>>
>>>> I've just been looking at how inconsistently "ID" and "Id" are used 
>>>> for IE names.
>>>>
>>>> Since the bulk of the existing names are "...Id", can we assume 
>>>> that the following are all good:
>>>>
>>>> vlanId
>>>> postVlanId
>>>> classificationEngineId
>>>> commonPropertiesId
>>>> observationPointId
>>>> lineCardId
>>>> portId
>>>> meteringProcessId
>>>> exportingProcessId
>>>> templateId
>>>> wlanChannelId
>>>> flowId
>>>> observationDomainId
>>>> dot1qVlanId
>>>> dot1qCustomerVlanId
>>>> metroEvcId
>>>> pseudoWireId
>>>> postDot1qVlanId
>>>> postDot1qCustomerVlanId
>>>> exportSctpStreamId
>>>> connectionTransactionId
>>>> selectionSequenceId
>>>> selectorId
>>>> informationElementId
>>>> virtualStationInterfaceId
>>>> layer2SegmentId
>>>>
>>>>
>>>> And that the following should change? :
>>>>
>>>> applicationID -> applicationId
>>>> natPoolID     -> natPoolId
>>>>
>>>>
>>>> Finally, I'm not sure about the following:
>>>>
>>>> wlanSSID           -> "SSID"seems to be an established term.
>>>> ingressVRFID       -> should it be "VRFId" ?
>>>> egressVRFID        -> should it be "VRFId" ?
>>>> virtualStationUUID ->should it be "UUId" ?
>>>>
>>>>
>>>>
>>>> Feedback?
>>>>
>>>> Thanks,
>>>> P.
>>>> _______________________________________________
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>>
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