Re: [multimob] I-D Action:draft-ietf-multimob-fmipv6-pfmipv6-multicast-01.txt
"Thomas C. Schmidt" <schmidt@informatik.haw-hamburg.de> Tue, 01 October 2013 09:45 UTC
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Date: Tue, 01 Oct 2013 11:44:53 +0200
From: "Thomas C. Schmidt" <schmidt@informatik.haw-hamburg.de>
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Subject: Re: [multimob] I-D Action:draft-ietf-multimob-fmipv6-pfmipv6-multicast-01.txt
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Hi Georgios, many thanks! I'll be back on this document shortly, and will provide detailed feedback then. Best regards, Thomas On 01.10.2013 08:06, karagian@cs.utwente.nl wrote: > Hi Thomas, > > During the last multimob WG meeting in Berlin I had volunteerd to > provide comments on the last version of this draft. > > Here are these comments: > > Comment_1:The draft is useful since it is providing a solution for > seamless and fast handover for multicast applications by extending > existing seamless and fast handover solutions used for unicast > applications, which are the Mobile IPv6 Fast Handovers (FMIPv6) > specified in RFC5568 and the Fast Handovers for Proxy Mobile IPv6 > (PFMIPv6) specified in RFC5949. > > Comment_2: A motivation section is missing from the draft. In my opinion > it is very useful to include such section in this draft. In particular, > this draft mentions that a seamless and fast handover solutions is > needed for multicast applications like IPTV. Other scenarios and > applications that will make use of such a solutions are Public > Protection and Disaster Relief (PPDR) scenarios, where mobile multicast > communications need to be supported between members of rescue teams, > police officers, fire brigade teams, paramedic teams, command control > offices in order to support the protection and health of citizens. > > In particular three main PPDR scenarios & application types could be > distinguished: > > 1)City security scenario:that can be used to support the day to day > safety and security of citizens. > > 2)Disaster recovery scenario that deals with the protection of people > and rescue teams during large scale natural or man-made disasters, like > flooding, earth quakes and nuclear disasters. > > 3)Temporary Protection PPDR scenario that deals with safety and security > of citizens visiting large planned events like football matches, pop > concerts and protest demonstrations. > > Comment_3: List the requirements that need to be satisfied by this > solution. You may use as example Section 1.1 of > http://www.ietf.org/id/draft-ietf-multimob-handover-optimization-04.txt > > Comment_4: Provide a more detailed message flow description, similar to > the one that is given in Section 5.1.2 in± > > http://www.ietf.org/id/draft-ietf-multimob-handover-optimization-04.txt > > This comment holds for Figures 2, 3, 4, 5 > > Comment_5: There is no description on how this draft, which specifies a > mobile multicast listener support solution, can be used in combination a > the mobile multicast senders, solution e.g., > http://www.ietf.org/id/draft-ietf-multimob-pmipv6-source-05.txt. > > There are scenarios and applications that require the use of these two > solutions simultaneously. > > Best regards, > > Georgios > >> >>A New Internet-Draft is available from the on-line Internet-Drafts directories. >> This draft is a work item of the Multicast Mobility Working Group of the IETF. >> >> Title : Multicast Listener Extensions for MIPv6 and PMIPv6 Fast Handovers >> Author(s) : Thomas C. Schmidt >> Matthias Waehlisch >> Rajeev Koodli >> Godred Fairhurst >> Dapeng Liu >> Filename : draft-ietf-multimob-fmipv6-pfmipv6-multicast-01.txt >> Pages : 27 >> Date : 2013-02-25 >> >>Abstract: >> Fast handover protocols for MIPv6 and PMIPv6 define mobility >> management procedures that support unicast communication at reduced >> handover latency. Fast handover base operations do not affect >> multicast communication, and hence do not accelerate handover >> management for native multicast listeners. Many multicast >> applications like IPTV or conferencing, though, are comprised of >> delay-sensitive real-time traffic and will benefit from fast handover >> execution. This document specifies extension of the Mobile IPv6 Fast >> Handovers (FMIPv6) and the Fast Handovers for Proxy Mobile IPv6 >> (PFMIPv6) protocols to include multicast traffic management in fast >> handover operations. This multicast support is provided first at the >> control plane by a management of rapid context transfer between >> access routers, second at the data plane by an optional fast traffic >> forwarding that may include buffering. >> >> >>The IETF datatracker status page for this draft is: >>https://datatracker.ietf.org/doc/draft-ietf-multimob-fmipv6-pfmipv6-multicast >> >>There's also a htmlized version available at: >>http://tools.ietf.org/html/draft-ietf-multimob-fmipv6-pfmipv6-multicast-01 >> >>A diff from the previous version is available at: >>http://www.ietf.org/rfcdiff?url2=draft-ietf-multimob-fmipv6-pfmipv6-multicast-01 >> >> >>Internet-Drafts are also available by anonymous FTP at: >>ftp://ftp.ietf.org/internet-drafts/ >> >>_______________________________________________ >>multimob mailing list >>multimob@ietf.org >>https://www.ietf.org/mailman/listinfo/multimob > > = = = = = = = = = = = = = = = = = = = = > > > 致 > 礼! > > > Shuai Gao > Associate Professor > National Engineering Lab for Next Generation Internet Interconnection > Devices > Beijing Jiaotong University > Beijing, China, 100044 > gaoxlh@gmail.com > 2013-09-25 > > _______________________________________________ > multimob mailing list > multimob@ietf.org > https://www.ietf.org/mailman/listinfo/multimob > -- Prof. Dr. Thomas C. Schmidt ° Hamburg University of Applied Sciences Berliner Tor 7 ° ° Dept. Informatik, Internet Technologies Group 20099 Hamburg, Germany ° ° http://www.haw-hamburg.de/inet Fon: +49-40-42875-8452 ° ° http://www.informatik.haw-hamburg.de/~schmidt Fax: +49-40-42875-8409 °
- Re: [multimob] I-D Action:draft-ietf-multimob-fmi… Shuai Gao
- Re: [multimob] I-D Action:draft-ietf-multimob-fmi… karagian
- Re: [multimob] I-D Action:draft-ietf-multimob-fmi… Thomas C. Schmidt
- Re: [multimob] I-D Action:draft-ietf-multimob-fmi… Thomas C. Schmidt
- Re: [multimob] I-D Action:draft-ietf-multimob-fmi… Thomas C. Schmidt
- Re: [multimob] I-D Action:draft-ietf-multimob-fmi… karagian
- Re: [multimob] I-D Action:draft-ietf-multimob-fmi… Thomas C. Schmidt
- Re: [multimob] I-D Action:draft-ietf-multimob-fmi… Thomas C. Schmidt