Alex, I think you missed this disclaimer in "All values in the example are illustration purpose only"
Generally speaking, there is no guarantee for a point to point link. Arashmid > -----Original Message----- > From: dmm [mailto:[email protected]] On Behalf Of Alexandre > Petrescu > Sent: 20 August 2018 06:48 > To: [email protected] > Subject: Re: [DMM] Fwd: New Version Notification for draft-hmm-dmm-5g- > uplane-analysis-01.txt > > Hi, thanks for the draft. I am happy you wrote and published it. > > I am looking forward for a packet capture from a live cellular network that > illustrates this outer packet header format described in the draft. > > In particular, the Source and Destination IPv6 addresses (not IPv4). > > I can suppose that the two addresses would have same prefix, because that > would be a point-to-point link and these links would have same prefix. (i.e. > if > the src is 2001:db8:1:1::1 then dst would be > 2001:db8:1:1::2 and not 2001:db8:1:2::1). > > This is only supposition from my side, because I have never seen a packet > capture of this. > > > 3.5. Packet Format > > > > Figure 4 shows a packet format example of GTP-U over IPv6 that > > carries an extension header for QFI and an IPv6 PDU. All values in > > the example are illustration purpose only. The encoding of PDU > > Session Container for QFI refers to [TS.38.415-3GPP]. > > > > 0 1 2 3 > > 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 > > Outer IPv6 Header > > +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ > > |Version| DSCP=EF | Flow Label | > > +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ > > | Payload Length | NxtHdr=17(UDP)| Hop Limit | > > +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ > > | | > > + + > > | | > > + Source IPv6 Address + > > | 2001:db8:1:1::1 | > > + + > > | | > > +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ > > | | > > + + > > | | > > + Destination IPv6 Address + > > | 2001:db8:1:2::1 | > > + + > > | | > > +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ > > > Alex > > Le 10/08/2018 à 11:24, Shunsuke Homma a écrit : > > Hi DMM folks, > > > > We reflected feedback from 3GPP CT4 on > > draft-hmm-dmm-5g-uplane-analysis and uploaded the new version. We > need > > more reviews from both IETF and 3GPP for further improvement. We will > > appreciate if you can give comments or feedback to this I-D. > > > > Best regards, > > > > Shunsuke > > > > > > -------- Forwarded Message -------- > > Subject: New Version Notification for > > draft-hmm-dmm-5g-uplane-analysis-01.txt > > Date: Fri, 10 Aug 2018 01:44:20 -0700 > > From: [email protected] > > To: [email protected] <[email protected]>, Daniel Voyer > > <[email protected]>, Takuya Miyasaka > > <[email protected]>, Satoru Matsushima > > <[email protected]>, Shunsuke Homma > > <[email protected]> > > > > > > A new version of I-D, draft-hmm-dmm-5g-uplane-analysis-01.txt > > has been successfully submitted by Shunsuke Homma and posted to the > > IETF repository. > > > > Name: draft-hmm-dmm-5g-uplane-analysis > > Revision: 01 > > Title: User Plane Protocol and Architectural Analysis on 3GPP > > 5G System Document date: 2018-08-10 > > Group: Individual Submission > > Pages: 30 > > URL: > > https://www.ietf.org/internet-drafts/draft-hmm-dmm-5g-uplane-analysis- > > 01.txt > > > > Status: > > https://datatracker.ietf.org/doc/draft-hmm-dmm-5g-uplane-analysis/ > > Htmlized: > > https://tools.ietf.org/html/draft-hmm-dmm-5g-uplane-analysis-01 > > Htmlized: > > https://datatracker.ietf.org/doc/html/draft-hmm-dmm-5g-uplane-analysis > > Diff: > > https://www.ietf.org/rfcdiff?url2=draft-hmm-dmm-5g-uplane-analysis-01 > > > > Abstract: > > This document analyzes the mobile user plane protocol and the > > architecture specified in 3GPP 5G documents. The analysis work is > > to > > clarify those specifications, extract protocol and architectural > > requirements and derive evaluation aspects for user plane > > protocols > > on IETF side. This work is corresponding to the User Plane > > Protocol > > Study work on 3GPP side. > > > > > > > > > > Please note that it may take a couple of minutes from the time of > > submission until the htmlized version and diff are available at > > tools.ietf.org. > > > > The IETF Secretariat > > > > > > > > _______________________________________________ > > dmm mailing list > > [email protected] > > https://www.ietf.org/mailman/listinfo/dmm > > > > _______________________________________________ > dmm mailing list > [email protected] > https://www.ietf.org/mailman/listinfo/dmm _______________________________________________ dmm mailing list [email protected] https://www.ietf.org/mailman/listinfo/dmm
