Re: [sipcore] Comments on draft-ietf-sipcore-sip-push-04 - Timer triggered REGISTER requests

worley@ariadne.com (Dale R. Worley) Fri, 16 February 2018 02:09 UTC

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To: Christer Holmberg <christer.holmberg@ericsson.com>
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Subject: Re: [sipcore] Comments on draft-ietf-sipcore-sip-push-04 - Timer triggered REGISTER requests
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Christer Holmberg <christer.holmberg@ericsson.com> writes:
> That means the UA can send it's re-registration REGISTER whenever it
> wants, as long as it does it earlier than 10 seconds before the
> registration expires. We could make the number a little larger,
> though, e.g., 60 seconds.

Clearly, we need input from people who are directly involved in the
engineering of these systems to learn a good default value.

> But, if people want a way for the proxy to explicitly indicate the min
> value to the UA, we can for sure add e.g., a feature-capability
> indicator for that.

I would expect it to be one of the pn-* parameters.

Dale