[Nml-wg] will there be IETF related activities at IETF Dublin?
Victor Reijs (work)
victor.reijs at heanet.ie
Thu Jul 10 10:09:35 CDT 2008
Hello all of you,
As you might know there is an IETF in Dublin this month and I was
wondering if NML related activities will be there? Let me know (might be
a reason to go).
All the best,
Victor
Victor Reijs (work) wrote:
> Hello all of you,
>
> Evangelos Chaniotakis wrote:
>> I think both approaches have value, and are in fact very close but
>> maybe we would like to to differentiate between them?
>
> Related to this, is a point I try to make more explicit. In some case
> entities should have data for the actually configurated values and in
> some cases one needs to provide the alternative values a parameter can
> have (which could be provisioned).
> Perhaps one needs to distinguish here in different class or attrbiute:
> configuredValue
> possibleValue
>
> Remember in some cases the existing network topology is not very handy
> to determine a possible other network configuration. E.g. in the GLIF
> environment most links were made by adding new physical entities
> (interfaces, hops, etc.)...
>
> So this is the difference between provisioning and configuration
> management.
>
> In most cases (but not always) provisioning is a human activity and I
> think we will need to start realizing that such alternatives are possible.
>
> An example; multiple Ethernet tagging method can sometimes be configured
> through an interface (like for most switches: 802.3, 802.1Q, 802.1ad).
> So these options exist in that 'node'/'hop'. And the choice is sometimes
> depending on the type of service one needs to provide (e.g. one needs to
> do 802.1ad on a trunk if one wants to provide 802.1Q to clients).
>
> Another example; a network might advertise already its willingness that
> it can do more functions. But these will need human interventation (like
> an NREN is willing to change the interface to add the 802.1ah feature).
>
> Perhaps people see the above as futuristic (real SF), but I think that
> the NML should be able to cater for that idea which is part of the SF
> (so in some way it should allow multi-value fields).
>
> Hope I did not complicate things too much;-)
>
> All the best,
>
>
> Victor
>
--
Victor Reijs, Network Development Manager
HEAnet Limited, Ireland's Education and Research Network
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