Advanced IM Capabilities

Hisham Khartabil

draft-rosenberg-simple-messaging-requirements-

01.txt

• Found on jdrosen.net or softarmor.com (in the morge)

• Do we want to adopt it as a WG item?

• If so:– Needs to be revived– Need to agree on the set of requirements

Requirements

• Delivery Status Reporting– draft-burger-simple-imdn-03.txt– draft-khartabil-simple-im-receipts-00.txt

• Is-Composing - Done.• Content Capabilities - Done, sort of• Page-Mode Groups - being done in

SIPPING• Invitations to Non-Real-Time Sessions

Design Team

• Meet Thursday Afternoon Session II to kick off the work

• Goal of design team is to discuss and design solutions for the remaining advanced IM requirements

• Depending on number of participants, we may work in smaller design teams to meet different requirements

IMDN

• 2 proposals– draft-burger-simple-imdn-03.txt– draft-khartabil-simple-im-receipts-00.txt

• 1st attempt at merging failed

IMDN Open Issues

• Disposition-notification header vs. Receipt-Request header

• Do we want aggregated receipts at the B2BUA (exploder). Who decides?

• B2BUA reporting it received the IM• What else do we need receipts for besides

delivered and read?• Allow more than 1 receipt per IM (see above)• Do we keep state at the client?