Re: [multimob] multimob Digest, Vol 13, Issue 9
"Desire Oulai" <desire.oulai@ericsson.com> Fri, 16 May 2008 14:15 UTC
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From: Desire Oulai <desire.oulai@ericsson.com>
To: multimob@ietf.org
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Subject: Re: [multimob] multimob Digest, Vol 13, Issue 9
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Hi Pierrick, You are right but it is used for all non-3GPP accesses in a 3GPP evolved system, not only for WLAN. Best regards. Desire > -----Original Message----- > From: multimob-bounces@ietf.org > [mailto:multimob-bounces@ietf.org] On Behalf Of > multimob-request@ietf.org > Sent: May 16, 2008 10:10 AM > To: multimob@ietf.org > Subject: multimob Digest, Vol 13, Issue 9 > > Hi, > > Just to clarify: actually DSMIP is only proposed for > inter-system mobility between WLAN and 3GPP accesses. > > Pierrick > > > -----Message d'origine----- > > De?: multimob-bounces@ietf.org > [mailto:multimob-bounces@ietf.org] De > > la part de Desire Oulai > > Envoy??: vendredi 16 mai 2008 15:40 > > ??: multimob@ietf.org > > Objet?: Re: [multimob] MLD HLD Message > > > > Hi Alvaro, > > > > Just to clarify that 3GPP also uses DSMIP6 which is a "MIPv6 with > > IPv4 support". I agree that it is better to focus first on > solutions > > for > > MIPv6 and PMIPv6. These solutions could be extended later. > > > > Best Regards > > > > Desire > > > > > -----Original Message----- > > > From: multimob-bounces@ietf.org > > > [mailto:multimob-bounces@ietf.org] On Behalf Of > > > multimob-request@ietf.org > > > Sent: May 16, 2008 9:08 AM > > > To: multimob@ietf.org > > > Subject: multimob Digest, Vol 13, Issue 4 > > > > > > Hi, > > > > > > Just some comments: I read the draft about multicast and > > > HMIPv6 and I have a doubt about if HMIPv6 is a succcesful > technology > > > or not. > > > > > > I am not a Mobile IP expert, but from what I know: > > > > > > 1. 3GPP2 (USA) uses Mobile IP but not HMIPv6 2. 3GPP > (Europe) uses > > > something similar to Proxy Mobile IP draft and still > doesn't support > > > Mobile IP 3. IMS (IP Multimedia Subsytem) is expecting the Proxy > > > Mobile IPv6 draft to reach RFC status. > > > This technology is considered "critical" for IMS. IMS is based on > > > IPv6 but I think it still doesn't support Mobile IP ( I > am not sure > > > about this) Both 3GPP and 3GPP2 are going to implement IMS > > > > > > Of course, Mobile IP can be used not only in Mobile Phones. > > > It can be used with WIFI, Wimax or other wireless > technologies. But > > > I think it's better one solution for muticast Mobile IP > that could > > > be also used with 3GPP, 3GPP2 and IMS. > > > > > > So, my doubts are > > > > > > is HMIPv6 a successful technology? > > > is it really being implemented by ISP? > > > > > > Best regards > > > > > > Alvaro > > > > > > > > > ________________________________ > > > > > > De: multimob-bounces@ietf.org en nombre de Hitoshi Asaeda Enviado > > > el: jue 15/05/2008 19:16 > > > Para: sarikaya@ieee.org; behcetsarikaya@yahoo.com > > > CC: multimob@ietf.org > > > Asunto: Re: [multimob] MLD HLD Message > > > > > > > > > > > > > We had a discussion on where MLD/IGMP Hold message > needs to be > > > > specified. There are two options: either it is specified in > > > MLD/IGMP > > > > Mobile draft or in individual protocol extension draft(s) for > > > > HMIP/MIP, etc. > > > > > > > > Please post your opinions. > > > > > > Maybe I should clarify. > > > > > > I sent a mail to the multimob ML on Apr.14. > > > > > > Thomas proposed MLD hold message in; > > > http://tools.ietf.org/html/draft-schmidt-waehlisch-mhmipv6 > > > > > > It assumes the use of MLD hold message with HMIP6. > > > On the other hand, MLD hold message might be useful for fast > > > handover scenario in general, because MLD hold asks to > the upstream > > > mrouter or proxy (i.e. MAPs or HA) to keep join state during MN's > > > movement and recover the multicast session after MN's movement. > > > > > > On the other hand, one may think that MLD hold state is not > > > mandatory as the general MLD extension, because the fast handover > > > would be much faster than the time of membership expiration > > > maintained by MLD. This means even if MN does not send any MLD > > > message to his upstream router or proxy, he can recover the > > > multicast session quickly since he can move to the new mobile > > > network very fast (i.e. faster than MLD expiration time). > > > I don't know if it's always true or not. > > > > > > So now, I'd like to hear your opinions. > > > If MLD hold is useful especially (or only) for HMIP, then > MLD hold > > > specification would be kept in the above HMIP draft. > > > If it is useful to propose it as the MLD extension as the general > > > function, I'm happy to work for defining the specification in the > > > MLD extension draft with Thomas. > > > > > > Thank you for your input. > > > -- > > > Hitoshi Asaeda > > > _______________________________________________ > > > multimob mailing list > > > multimob@ietf.org > > > https://www.ietf.org/mailman/listinfo/multimob > > > > > > > > > -------------- next part -------------- An HTML attachment was > > > scrubbed... > > > URL: > > > http://www.ietf.org/pipermail/multimob/attachments/20080516/61 > > > 14d603/attachment.htm > > > > > > ------------------------------ > > > > > > _______________________________________________ > > > multimob mailing list > > > multimob@ietf.org > > > https://www.ietf.org/mailman/listinfo/multimob > > > > > > > > > End of multimob Digest, Vol 13, Issue 4 > > > *************************************** > > > > > _______________________________________________ > > multimob mailing list > > multimob@ietf.org > > https://www.ietf.org/mailman/listinfo/multimob > > > ------------------------------ > > _______________________________________________ > multimob mailing list > multimob@ietf.org > https://www.ietf.org/mailman/listinfo/multimob > > > End of multimob Digest, Vol 13, Issue 9 > *************************************** > _______________________________________________ multimob mailing list multimob@ietf.org https://www.ietf.org/mailman/listinfo/multimob
- Re: [multimob] multimob Digest, Vol 13, Issue 9 Desire Oulai