Transcript MMS in 3GPP2 Multimedia Messaging System in Third

MMS in 3GPP2
Multimedia Messaging System in
Third Generation Public Partnership Two
“3GPP+”
MMS Reference Architecture
Billing
System
MMS VAS
Applications
MM8
MMS User
Databases
MM7
MM6
HLR
MM5
MMS User
Agent A
MM1
Relay
MM2
Server
MM4
“Foreign”
MMS
Relay/Server
MM3
MM1
External
Server #1
(e.g. E-Mail)
External
Server #2
(e.g. Fax)
External
Server #3
(e.g. UMS)
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External
Server #N
MMS User
Agent B
MMS Interfaces
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Defined by Conceptual Usage, not Protocol
MM1: Client -- Server
MM4: MMS Interworking
MM3: All Non-MMS Systems
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Message Exchange (Internet Email)
Message Access (Voice Mail, Fax, etc.)
SMS Messages
Etc.
MM1: Handset -- Server
• (3GPP: HTTP/WAP with WAP Encodings)
• HTTP/WAP with WAP Encodings
• HTTP (Textual Encodings)
– Proposed
• M-IMAP
– Proposed
• Authentication
– Open
MM4: Server -- Server
• (3GPP: SMTP with X-MMS-* headers)
• SMTP with X-MMS-* headers)
• Native SMTP/Internet Message
– Proposed
MM3: External Servers
• (3GPP: SMTP [vague])
• Native SMTP/Internet Message
– Message Exchange
– Proposed
• IMAP4 with SNAP
– Message Access (External Store)
– Proposed
MMS Elements
• No Distinction Between Envelope and Data
• All Elements Carried in X-MMS-* Headers
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Message Unique ID
Message Expiration
Requests for Delivery Report
Etc.
• Delivery and Read Reports:
– Text/Plain
– Identified by Message Type Header
Formats and Codecs
• 3GPP: SMIL, MIME formats
– Codecs somewhat vague
• 3GPP2: Now being discussed