Please see inline, On Wed, Sep 20, 2017 at 4:12 PM, Seil Jeon <[email protected]> wrote:
> Hi Xuan, > > > > Thanks for your comments. > > Please see inline. > > > > Regards, > > Seil Jeon > > > > > > *From:* Do Truong Xuan [mailto:[email protected]] > *Sent:* Wednesday, September 20, 2017 12:19 AM > *To:* [email protected]; [email protected] > *Subject:* Re: [DMM] FW: I-D Action: draft-ietf-dmm-deployment- > models-01.txt > > > > > Dear Seil ! > > I have some comments on deployment architecture document as follows: > > > > + In the Figure 1, the authors mentioned about primitive function "NSH > classifier" supported by H-DPA or A-DPN, could you elaborate more how this > service could support DMM. > > NSH classifiers (for SFC) will at data-plane entities, i.e., DPA and/or > DPN, which will be deployed in a distributed manner. > > For the functionality of DPA and DPN in terms of SFC, you can find what > context data is maintained by the FPC Agent at 4.3.2.1. and 4.3.2.2. in > https://tools.ietf.org/html/draft-ietf-dmm-fpc-cpdp-08 > > ==> IMO, I don't see any relations between NSH classifiers and mobility > management > > + Other service primitive such as IP management, IP anchoring, > mobility controller deserve more explanation to better understand the > DMM functions > > IP management means IP address assignment and management. The mobility > controller itself is given to call a control entity which can be different > depending on the model introduced. In Model-3, we call the combined > home-CPA and access-CPN a mobility controller. In the on-demand control > plane orchestration mode, it is called an orchestrator of all the > mobility-related control-plane and data-plane anchors/nodes. > > ==> OK > > + In Section 4.3, model 3, IMO this is centralized architecture for > signaling and distributed for data plane functions similar to SDN > architecture. However, in description text, authors wrote "this is a flat > architecture" --> need more elaboration > > You need to look at the relationship between the access node and home-DPA > for the meaning of “flat architecture”. > > ==> maybe H-DPA and A-DPN are distributed but how about control plane, > you mean flat arch is only for dataplane > > Some other spelling errors: > > + in Section 3.2.1, homd-dpa --> home-dpa > > Wow! Will be fixed in a next update. > > > > + Section 3.2.5, DMM function --> DMM functions > > O.K > > > > BRs, > -- *Truong-Xuan, Do* PHD Candidate DCN Lab, Soongsil University (+82) 10 4473 6869 [email protected]
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