Re: [Ila] [E] Re: [DMM] Fwd: New Version Notification for draft-herbert-ila-mobile-00.txt

[Dino Farinacci <[e-mail]>]

> Sure, but I assume the mapping table/DB is some where else in some central
> location and not on the UPF?

True.

> The question is how does the UPF fetch that entry and if the interface for
> that query is built on some 3GPP interface, or its internal to LISP with
> no bearing on the access technology.

The UPF sends IP packets. The UPF is part of the NGC core, right? So the packets from the UPF get to a map-resolver and map-server via IP. It’s pretty simple. At least it should be.

Dino

> 
> Sri
> 
> 
> 
> On 2/5/18, 6:42 PM, "Dino Farinacci" <[e-mail]> wrote:
> 
>> I don’t know what you mean. If you put the xTR function on an UPF, then
>> by LISP spec definition, Map-Request, Map-Reply, and Map-Register
>> functionality is part of the UPF.
>> 
>> Dino
>> 
>>> On Feb 5, 2018, at 5:27 PM, Sri Gundavelli (sgundave)
>>> <[e-mail]> wrote:
>>> 
>>> I suspect there might be a need for a new interface.
>>> 
>>> Assuming the LISP mapping system stays in the control plane, next to
>>> SMF/AMF, and the xTR functions on the UPF, there needs to be probably a
>>> new interface along the lines of the N4, for managing the LISP MAP
>>> operations (Reg/Req/Reply/Notify..).  But, off course if the mapping
>>> system stays in the user-plane, may be there is just interworking with
>>> the
>>> 3GPP authentication interfaces.
>>> 
>>> Sri
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> On 2/5/18, 5:15 PM, "Bogineni, Kalyani"
>>> <[e-mail]> wrote:
>>> 
>>>> Dino:
>>>> 
>>>> Please look at 3GPP TS 23.501 to understand the architecture of NGC. We
>>>> tried to explain that in the White paper.
>>>> TS 23.502 has the procedures for the NGC. TS 23.503 specifies the
>>>> policy
>>>> and charging control framework for NGC.
>>>> CT4 has a technical report on protocol aspects for NGC in TR 29.891.
>>>> 
>>>> Your draft needs to describe how it fits in the 5G architecture, right
>>>> now it only addresses 4G.
>>>> 
>>>> Kalyani
>>>> 
>>>> 
>>>> 
>>>> -----Original Message-----
>>>> From: ila [mailto:[e-mail]] On Behalf Of Dino Farinacci
>>>> Sent: Monday, February 5, 2018 7:32 PM
>>>> To: Bogineni, Kalyani <[e-mail]>
>>>> Cc: Tom Herbert <[e-mail]>; [e-mail]; dmm <[e-mail]>;
>>>> Sri Gundavelli (sgundave) <[e-mail]>
>>>> Subject: Re: [Ila] [E] Re: [DMM] Fwd: New Version Notification for
>>>> draft-herbert-ila-mobile-00.txt
>>>> 
>>>>> On Feb 6, 2018, at 5:04 AM, Bogineni, Kalyani
>>>>> <[e-mail]> wrote:
>>>>> 
>>>>> Dino:
>>>>> 
>>>>> Can you add a section to show how this proposal would fit in 5G
>>>>> architecture? 
>>>> 
>>>> Can you be more specific in what you¹d like to see in the new section?
>>>> 
>>>> There are references throughout the draft where you see eNodeB and pGW
>>>> that UPF functionality could be at the same network mode location.
>>>> 
>>>> Dino
>>>> _______________________________________________
>>>> ila mailing list
>>>> [e-mail]
>>>> 
>>>> https://urldefense.proofpoint.com/v2/url?u=https-3A__www.ietf.org_mailma
>>>> n_
>>>> 
>>>> listinfo_ila&d=DwIGaQ&c=udBTRvFvXC5Dhqg7UHpJlPps3mZ3LRxpb6__0PomBTQ&r=Id
>>>> iS
>>>> 
>>>> ODh8aDRjdCeGgd9MznLHMYKgKcs_YSwXBDiaofh47oilzaXYRYETcBynUdpT&m=zf1KfRu4n
>>>> UF
>>>> 
>>>> sUT8IJVExPygA_iAC-h4BErkY_CE2ugM&s=oLQOKLOAxuYtjVD_qWMbiQjkmP9acy6Au0X6l
>>>> pS
>>>> iBvg&e=
>>> 
>> 
>