On Mon, Oct 6, 2014 at 3:00 PM, Tom Herbert <[email protected]> wrote:
> On Mon, Oct 6, 2014 at 12:41 PM, Linda Dunbar <[email protected]> wrote:
>> Tom,
>>
>> Are you saying that the term “VM” should only be described in motivation and
>> the proposed scheme should work for address mobility enabled by any methods?
>>
> Yes, that is my hope, with the constraint that this solution is for
> address mobility in realm DC network virtualization (i.e. this should
> not be reinventing mobile IP for instance)


Is this a comment on draft-sarikaya-nvo3-vmm-dmm-pmip-03.txt?

Regards,

Behcet
>
> Tom
>
>>
>>
>> Linda
>>
>>
>>
>> From: nvo3 [mailto:[email protected]] On Behalf Of Tom Herbert
>> Sent: Monday, October 06, 2014 2:16 PM
>>
>> While it's a better title, I think my comment was meant to be more general.
>> VMs (and hypervisors) are references to specific mechanisms of server
>> virtualization, but not the only mechanisms that can be deployed (e.g.
>> container virtualization is not normally a VM and does not have an explicit
>> hypervisor). VM is really just one use case of network virtualization and
>> not in itself a networking term, so I think that mechanisms or protocols for
>> network virtualization really should be described without reference to VMs
>> unless there really is something VM specific about that.
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> Tom
>>
>>
>>> Anyone has better suggestions?
>>>
>>>
>>> Thank, Linda
>>>
>>> -----Original Message-----
>>> From: nvo3 [mailto:[email protected]] On Behalf Of Black, David
>>> Sent: Friday, October 03, 2014 8:15 PM
>>> To: Tom Herbert
>>> Cc: [email protected]
>>> Subject: Re: [nvo3] FW: New Version Notification for
>>> draft-merged-nvo3-vm-mobility-scheme-00.txt
>>>
>>>> I would suggest that "Address mobility scheme" might be a better
>>>> title. VM migration is one instance of when we need address mobility,
>>>> but we'll need this in with container migration or when we just want
>>>> to move an virtual address between servers.
>>>
>>> I agree, and I think Larry pointed this out earlier.
>>>
>>>> Also, w.r.t. VM or
>>>> container migration, addresses are not the only networking state we
>>>> need to consider, we need consider how to move connection state (e.g.
>>>> open TCP connections bond to the address being moved)-- this seems to
>>>> be out of scope for this draft.
>>>
>>> OTOH, I would caution about getting too involved in this as both ends of
>>> the spectrum of connection state preservation are reasonable and used in
>>> practice:
>>>
>>> - VM live migration preserves TCP connections and the like.
>>> - IP address takeover on hardware failure doesn't preserve
>>>         anything whose state was solely on the hardware that's now a
>>>         smoking pile of parts.
>>>
>>> Thanks,
>>> --David
>>>
>>>> -----Original Message-----
>>>> From: Tom Herbert [mailto:[email protected]]
>>>> Sent: Friday, October 03, 2014 9:04 PM
>>>> To: Linda Dunbar
>>>> Cc: [email protected]; Larry Kreeger (kreeger); Black, David
>>>> Subject: Re: [nvo3] FW: New Version Notification for
>>>> draft-merged-nvo3-vm- mobility-scheme-00.txt
>>>>
>>>> On Fri, Oct 3, 2014 at 10:22 AM, Linda Dunbar <[email protected]>
>>>> wrote:
>>>> > As NVO3 new charter encourage solutions proposals, we added more
>>>> comprehensive solutions for the issues described in the
>>>> draft-ietf-nvo3-vm- mobility-issues. We now call it
>>>> "draft-merged-nvo3-vm-mobility-scheme-00"
>>>> >
>>>> I would suggest that "Address mobility scheme" might be a better
>>>> title. VM migration is one instance of when we need address mobility,
>>>> but we'll need this in with container migration or when we just want
>>>> to move an virtual address between servers. Also, w.r.t. VM or
>>>> container migration, addresses are not the only networking state we
>>>> need to consider, we need consider how to move connection state (e.g.
>>>> open TCP connections bond to the address being moved)-- this seems to
>>>> be out of scope for this draft.
>>>>
>>>> Tom
>>>>
>>>> > Comments and suggestions are greatly appreciated.
>>>> >
>>>> > Linda
>>>> >
>>>> > -----Original Message-----
>>>> > From: [email protected] [mailto:[email protected]]
>>>> > Sent: Friday, October 03, 2014 12:18 PM
>>>> > To: Rahul Aggarwal; Wim Henderickx; Ravi Shekhar; Luyuan Fang; Linda
>>>> > Dunbar;
>>>> Rahul Aggarwal; Luyuan Fang; Wim Henderickx; Ravi Shekhar; Yakov
>>>> Rekhter; Yakov Rekhter; Linda Dunbar; Ali Sajassi; Ali Sajassi
>>>> > Subject: New Version Notification for
>>>> > draft-merged-nvo3-vm-mobility-scheme-
>>>> 00.txt
>>>> >
>>>> >
>>>> > A new version of I-D, draft-merged-nvo3-vm-mobility-scheme-00.txt
>>>> > has been successfully submitted by Linda Dunbar and posted to the
>>>> > IETF
>>>> repository.
>>>> >
>>>> > Name:           draft-merged-nvo3-vm-mobility-scheme
>>>> > Revision:       00
>>>> > Title:          NVO3 VM Mobility Scheme
>>>> > Document date:  2014-10-03
>>>> > Group:          Individual Submission
>>>> > Pages:          24
>>>> > URL:
>>>> > http://www.ietf.org/internet-drafts/draft-merged-nvo3-vm-
>>>> mobility-scheme-00.txt
>>>> > Status:         https://datatracker.ietf.org/doc/draft-merged-nvo3-vm-
>>>> mobility-scheme/
>>>> > Htmlized:
>>>> > http://tools.ietf.org/html/draft-merged-nvo3-vm-mobility-
>>>> scheme-00
>>>> >
>>>> >
>>>> > Abstract:
>>>> >    This document describes the schemes to overcome the network-related
>>>> >    issues to achieve seamless Virtual Machine mobility in the data
>>>> >    center and between data centers.
>>>> >
>>>> >
>>>> >
>>>> >
>>>> > 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
>>>> >
>>>> > _______________________________________________
>>>> > nvo3 mailing list
>>>> > [email protected]
>>>> > https://www.ietf.org/mailman/listinfo/nvo3
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