Re: DPD Notification messages in IKEv2

[Charlie_Kaufman@notesdev.ibm.com]

> Hi,
> I did not see any notification messages related to DPD in IKEv2-06
> specifications.
> Is there any plan to put these notifications in next version.
> Regards,
> Ravi

The IKEv2 spec has said for some time that an empty exchange (a message
with no payloads) can be used for dead peer detection since every message
must be acknowledged including an empty one.

Is some other form of notification message needed?

          --Charlie

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