Last Call for the SIP-H.323 Interworking Requirements draft

Roy, Radhika R, ALCOO rrroy at ATT.COM
Tue Mar 13 10:57:03 EST 2001

> -----Original Message-----
> From: Nancy Devin [mailto:nancy.devin at]
> Sent: Wednesday, March 07, 2001 9:10 AM
> To: Christian.Groves at
> Cc: megaco at; ITU-SG16 at mailbag.cps.INTEL.COM
> Subject: Re: Protocol version re-negotiation
> Good morning Christian,
> I agree with you that the reason "warm boot"
> describes perfectly the state of the MG when it
> upgrades to a new version of the H.248 protocol.
> I have question on the use of "restart" and
> "root".  According the RFC3015, this combination
> indicates a registration command.  Since the
> registration command should be the first command
> received from an MG after it comes in service,
> what happens when this command is received while
> the MG is already in service?

[PTT] The MGC must interpret it as meaning that the MG is reregistering
after a warm boot.

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